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Color Curly Brackets (indicating CPC extensions to IPC)

CPC
COOPERATIVE PATENT CLASSIFICATION
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SHAPING OR JOINING OF PLASTICS ; SHAPING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL ; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING(
{
moulding devices for producing toilet or cosmetic sticks A45D 40/16
}
; working in the manner of metal B23; grinding, polishing B24; cutting B26D, B26F; making preforms B29B 11/00 ; making laminated products by combining previously unconnected layers which become one product whose layers will remain together B32B 37/00 - B32B 41/00 )
NOTE
-

1. Attention is drawn to Note (3) following the title of class B29.

2. In this subclass:
- repairing of articles made from plastics or substances in
a plastic state, e.g. of articles shaped or produced by
using techniques covered by this subclass or subclass B29D,
is classified in group B29C 73/00 ;
- component parts, details, accessories or auxiliary
operations which are applicable to more than one moulding
technique a reclassified in groups B29C 31/00 to B29C 37/00 ;
- component parts, details, accessories or auxiliary
operations which are only of use for one specific shaping
technique a reclassified only in the relevant subgroups of
groups B29C 39/00 to B29C 71/00 .


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Guide Heading:
Component parts, details or accessories ; Auxiliary operations
NOTE
-
Attention is drawn to Note (3) following the subclass title

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Handling, e.g. feeding of the material to be shaped,
{
storage of plastics material before moulding; Automation, i.e. automated handling lines in plastics processing plants, e.g. using manipulators or robots( discharging moulded articles from the mould B29C 37/0003 ; storage of prepregs or SMC after impregnation or during ageing B29C 70/54 ; baling of rubber B29B 15/02 ; in general B65G )
}
.
{
Handling tubes, e.g. transferring between shaping stations, loading on mandrels
}
.
{
Arrangements for converting the motion of a material which is continuously fed to a working station in a stepwise motion
}
.
{
Handling moulds, e.g. between a mould store and a moulding machine( movable moulds B29C 33/34 ; for injection moulding B29C 45/1756 )
}
.
{
Handling preformed parts, e.g. inserts( B29C 37/001 takes precedence; for injection moulding B29C 45/14008 ; for blow moulding B29C 49/2408 ; for thermoforming B29C 51/165 )
}
.
Dispensing from vessels, e.g. hoppers
{
( into a mould cavity B29C 31/04 ; large containers characterised by discharge means B65D 88/28 , B65D 88/54 )
}
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.
Feeding
{
of the material to be moulded
}
, e.g. into a mould cavity(
{
B29C 39/08 takes precedence; using a material distribution system to two or more fixed injection moulds B29C 45/125
}
; to presses in general B30B 15/30 )
. .
{
using filling or dispensing heads placed in closed moulds or in contact with mould walls( B29C 45/27 takes precedence )
}
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. .
{
using dispensing heads, e.g. extruders, placed over or apart from the moulds( positioning extruded preforms on conveyers B29C 31/085 )
}
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. . .
{
with moving heads for distributing liquid or viscous material into the moulds
}
. . . .
{
moving along predetermined circuits or distributing the material according to predetermined patterns
}
. . .
{
combined with moving moulds( B29C 31/044 , B29C 31/048 take precedence )
}
. . .
{
the material being severed at the dispensing head exit, e.g. as ring, drop or gob, and transported immediately into the mould, e.g. by gravity
}
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. .
in measured doses,
{
e.g. by weighting( feeding mixers with measured doses B01F 15/0216 , B01F 15/0454 , B29B 7/24 , B29B 7/603 ; in general G01F )
}
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. . .
{
using stationary volumetric measuring chambers
}
. . . .
{
of the piston type
}
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. . .
{
using volumetric measuring chambers moving between a charging station and a discharge station
}
. . . .
{
using feed frames, e.g. for dry material
}
. . . .
{
of the piston type
}
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. .
of preforms
{
to be moulded, e.g. tablets, fibre reinforced preforms, extruded ribbons, tubes or profiles; Manipulating means specially adapted for feeding preforms, e.g. supports conveyers( B29C 31/066 , B29C 37/001 , B29C 43/085 take precedence )
}
NOTE
-
Documents describing feeding preforms, e.g. parisons, tubes, sheets in connection with shaping techniques described in groups B29C 49/00 to B29C 65/00 are not classified in group B29C 31/08 , but in the relevant groups of these techniques

. . .
{
combined with positioning the preforms according to predetermined patterns, e.g. positioning extruded preforms on conveyers( B29C 70/30 takes precedence; for building tyres B29D 30/08 )
}
. .
of several materials
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Moulds or cores ; Details thereof or accessories therefor
B29C 2033/0005
.
{
with transparent parts, e.g. permitting visual inspection of the interior of the cavity
}
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B29C 33/0011
.
{
thin-walled moulds
}
B29C 33/0016
. .
{
Lost moulds, e.g. staying on the moulded object( flexible bags without particular shape filled with expandable material B29C 44/182 ; single use mandrels for winding and forming B29C 53/822 )
}
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B29C 33/0022
.
{
Multi-cavity moulds( B29C 33/301 takes precedence )
}
B29C 33/0027
. .
{
with deep narrow cavities, e.g. for making piles( non-woven pile fabrics D04H 11/00 )
}
B29C 33/0033
.
{
constructed for making articles provided with holes
}
NOTE
-
If the hole is made by cutting means associated with the mould, see the relevant moulding technique

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B29C 33/0038
.
{
with sealing means or the like( seals on envelopes used in tyre retreading B29D 30/542 ; for injection moulding footwear B29D 35/0045 )
}
B29C 33/0044
. .
{
for sealing off parts of inserts projecting into the mould cavity
}
B29C 33/005
.
{
characterised by the location of the parting line of the mould parts
}
B29C 33/0055
.
{
with incorporated overflow cavities( in particular in injection moulds B29C 45/2669 )
}
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B29C 33/0061
.
{
characterised by the configuration of the material feeding channel( sprue channels for injection moulding B29C 45/27 )
}
B29C 33/0066
. .
{
with a subdivided channel for feeding the material to a plurality of locations
}
B29C 33/0072
. .
{
with a configuration promoting turbulency, e.g. for after-mixing in the mould
}
B29C 33/0077
.
{
characterised by the configuration of the mould filling gate( mixing chambers situated in the mould opening B29B 7/7471 ); accessories for connecting the mould filling gate with the filling spout
}
B29C 33/0083
.
{
Electrical or fluid connection systems therefor
}
B29C 33/0088
.
{
Multi-face stack moulds
}
B29C 2033/0094
.
{
Means for masking a part of the moulding surface
}
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B29C 33/02
.
with incorporated heating or cooling means
B29C 2033/023
. .
{
Thermal insulation of moulds or mould parts
}
B29C 33/026
. .
{
in rolls, calenders or drums
}
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. .
using liquids, gas or steam
{
( tyre moulds with incorporated heating or cooling means using liquids, gas or steam B29D 30/0601 )
}
B29C 2033/042
. . .
{
Meander or zig-zag shaped cooling channels, i.e. continuous cooling channels whereby a plurality of cooling channel sections are oriented in a substantial parallel direction
}
B29C 33/044
. . .
{
in rolls calenders or drums
}
B29C 33/046
. . .
{
using gas
}
B29C 33/048
. . .
{
using steam
}
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B29C 33/06
. .
using radiation,
{
e.g. electro-magnetic waves, induction heating
}
B29C 33/065
. . .
{
in rolls, calenders or drums
}
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B29C 33/08
. .
for dielectric heating
B29C 33/085
. . .
{
using rolls, calenders or drums
}
B29C 33/10
.
with incorporated venting means
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B29C 33/12
.
with incorporated means for positioning inserts, e.g. labels
{
( positioning reinforcements B29C 70/541 )
}
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B29C 33/123
. .
{
for centering the inserts
}
B29C 33/126
. . .
{
using centering means forming part of the insert
}
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B29C 33/14
. .
against the mould wall
B29C 33/16
. . .
using magnetic means
B29C 33/18
. . .
using vacuum
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B29C 33/20
.
Opening, closing or clamping
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B29C 33/202
. .
{
Clamping means operating on closed or nearly closed mould parts, the clamping means being independently movable of the opening or closing means( clamping devices for injection moulding machines B29C 45/64 )
}
B29C 2033/205
. . .
{
mould clamping by membranes e.g. inflatable membranes or cushions
}
B29C 2033/207
. . .
{
mould clamping by pivoting members
}
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B29C 33/22
. .
by rectilinear movement
B29C 33/24
. . .
using hydraulic or pneumatic means
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B29C 33/26
. .
by pivotal movement
B29C 33/28
. . .
using hydraulic or pneumatic means
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B29C 33/30
.
Mounting, exchanging or centering
{
( moulds, mould parts or cores; B29C 33/485 takes precedence )
}
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B29C 33/301
. .
{
Modular mould systems( MMS ), i.e. moulds built up by stacking mould elements, e.g. plates, blocks, rods( B29C 33/0088 takes precedence )
}
B29C 33/302
. . .
{
Assembling a large number of mould elements to constitute one cavity
}
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B29C 33/303
. .
{
centering mould parts or halves, e.g. during mounting
}
B29C 33/304
. . .
{
centering cores
}
B29C 33/305
. .
{
Mounting of moulds or mould support plates( handling of moulds B29C 31/006 ; mounting of moulds for injection moulding B29C 45/1742 )
}
B29C 33/306
. .
{
Exchangeable mould parts, e.g. cassette moulds, mould inserts( moulds with exchangeable mould parts for injection moulding B29C 45/2673 ; mounting of exchangeable mould inserts for injection moulding B29C 45/2675 )
}
B29C 33/307
. .
{
Mould plates mounted on frames; Mounting the mould plates; Frame constructions therefor( shaping plates for making moulds B29C 33/3842 ; thin walled moulds B29C 33/0011 )
}
B29C 33/308
. .
{
Adjustable moulds( for injection moulding B29C 45/376 )
}
B29C 33/32
. .
using magnetic means
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B29C 33/34
.
movable, e.g. to or from the moulding station
B29C 33/36
. .
continuously movable
{
in one direction, e.g. in a closed circuit( B29C 49/0021 takes precedence )
}
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B29C 33/38
.
characterised by the material or the manufacturing process( B29C 33/44 takes precedence; manufacture of moulds or parts thereof from metal B22 , B23 )
B29C 33/3807
. .
{
Resin-bonded materials, e.g. inorganic particles
}
B29C 33/3814
. .
{
Porous moulds( adapted for vacuum forming B29C 51/365 )
}
B29C 33/3821
. .
{
composed of particles enclosed in a bag
}
B29C 33/3828
. .
{
Moulds made of at least two different materials having different thermal conductivities
}
B29C 33/3835
. .
{
Designing moulds, e.g. using CAD-CAM
}
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. .
{
Manufacturing moulds, e.g. shaping the mould surface by machining
}
B29C 2033/385
. . .
{
by laminating a plurality of layers( moulds built up by stacking mould elements, e.g. plates, blocks, rods, in general B29C 33/301 , tyre moulds made of a plurality of laminations B29D 2030/0609 )
}
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B29C 33/3857
. . .
{
by making impressions of one or more parts of models, e.g. shaped articles and including possible subsequent assembly of the parts
}
B29C 2033/3864
. . . .
{
Spraying at least one layer to create the mould
}
B29C 2033/3871
. . . .
{
the models being organic material, e.g. living or dead bodies or parts thereof
}
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B29C 33/3878
. . . .
{
used as masters for making successive impressions
}
B29C 33/3885
. . . . .
{
the mould parts being co-operating impressions
}
B29C 33/3892
. . . .
{
Preparation of the model, e.g. by assembling parts
}
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B29C 33/40
. .
Plastics, e.g. foam, rubber
B29C 33/405
. . .
{
Elastomers, e.g. rubber( B29C 33/50 takes precedence )
}
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B29C 33/42
.
characterised by the shape of the moulding surface, e.g. ribs, grooves
B29C 2033/422
. .
{
Moulding surfaces provided with a shape to promote flow of material in the mould cavity
}
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B29C 33/424
. .
{
Moulding surfaces provided with means for marking or patterning( for injection moulding B29C 45/372 )
}
B29C 2033/426
. . .
{
Stampers
}
B29C 33/428
. . .
{
For altering indicia, e.g. data, numbers( for injection moulding B29C 45/374 )
}
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B29C 33/44
.
with means for , or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
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. .
{
with mechanical ejector or drive means therefor
}
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. . .
{
for stripping articles from a mould core, e.g. using stripper plates
}
B29C 33/446
. . . .
{
and using a rotating movement to unscrew articles( in particular in injection moulds B29C 45/262 )
}
B29C 33/448
. .
{
destructible( B29C 33/52 takes precedence; in particular used in injection moulding B29C 45/4457 )
}
B29C 33/46
. .
using fluid pressure
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B29C 33/48
. .
with means for collapsing or disassembling
B29C 33/485
. . .
{
cores or mandrels( collapsible mandrels for shaping tube ends B29C 57/02 ; collapsible mandrels for winding and joining B29C 53/824 )
}
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B29C 33/50
. . .
elastic
{
or flexible( for isostatic pressing B29C 43/3642 )
}
B29C 33/505
. . . .
{
cores or mandrels, e.g. inflatable( B29C 33/0016 takes precedence; for winding and joining B29C 53/824 ; for supporting articles during joining B29C 66/634 ; flexible cores for vulcanizing tyres B29D 30/0654 )
}
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B29C 33/52
. .
soluble or fusible
{
( in particular used in injection moulding B29C 45/4457 )
}
B29C 2033/525
. . .
{
Cores made of frozen liquids, e.g. ice
}
B29C 33/54
. .
made of powdered or granular material
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B29C 33/56
.
Coatings,
{
e.g. enamelled, galvanised
}
; Releasing, lubricating or separating agents
{
( in-mould coating B29C 37/0028 ; using or applying separating agents B29C 37/0067 )
}
B29C 33/565
. .
{
Consisting of shell-like structures supported by backing material
}
B29C 33/58
. .
Applying the releasing agents
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B29C 33/60
. .
Releasing, lubricating or separating agents
{
in general C10M
}
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B29C 33/62
. . .
based on polymers or oligomers
B29C 33/64
. . . .
Silicone
B29C 33/66
. . . .
Cellulose ; Derivatives thereof
B29C 33/68
. .
Release sheets
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B29C 33/70
.
Maintenance
B29C 2033/705
. .
{
Mould inspection means, e.g. cameras
}
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B29C 33/72
. .
Cleaning
{
extruder parts B29C 47/0877 ; in general B08B 7/00
}
B29C 33/722
. . .
{
Compositions for cleaning moulds
}
B29C 2033/725
. . .
{
cleaning by plasma treatment
}
B29C 2033/727
. . .
{
cleaning during moulding
}
B29C 33/74
. .
Repairing
B29C 33/76
.
Cores( B29C 33/02 to B29C 33/70 ,
{
B29C 41/40 , B29C 53/74 , B29C 53/82
}
take precedence )
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Heating, cooling or curing, e.g. crosslinking, vulcanising ; Apparatus therefor( moulds with incorporated heating or cooling means B29C 33/02 ;
{
thermal after-treatment of shaped articles B29C 71/02
}
; curing devices for plastic dental prostheses A61C 13/14 ; before moulding B29B 13/00 ; Chemical aspects C08J 3/00 )
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B29C 35/002
.
{
Component parts, details or accessories; Auxiliary operations
}
B29C 2035/005
. .
{
Enveloping the material to be cured, e.g. by helically winding a film around the material
}
.
{
Tempering units for temperature control of moulds or cores, e.g. comprising heat exchangers, controlled valves, temperature-controlled circuits for fluids( B29C 35/0294 takes precedence )
}
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.
Heating or curing, e.g. crosslinking, vulcanising
{
during moulding, e.g. in a mould
}
( coldvulcanisation B29C 35/18 ;
{
vulcanising tyres, presses therefor B29D 30/0601
}
)
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B29C 2035/0205
. .
{
Not used
}
B29C 2035/0211
. . .
{
resistance heating( B29C 2035/0811 takes precedence )
}
B29C 2035/0216
. . .
{
using Peltier-effect
}
B29C 35/0222
. .
{
the curing continuing after removal from the mould( B29C 35/0233 takes precedence )
}
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. .
{
using pressure vessels, e.g. autoclaves, vulcanising pans( B29C 35/065 takes precedence )
}
B29C 35/0233
. . .
{
the curing continuing after removal from the mould
}
. . .
{
Presses provided with pressure vessels, e.g. steam chambers
}
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. .
{
using fluidised bed
}
. . .
{
for articles of indefinite length
}
. .
{
using friction
}
. .
{
using ultrasonic or sonic vibrations
}
. .
{
Local curing( for repairing B29C 73/34 )
}
. .
{
using lost heating elements, i.e. heating means incorporated and remaining in the formed article( for preforms with internal stresses B29C 61/0625 ; joining using lost heating elements B29C 65/34 ; making electrically conductive articles B29C 70/882 )
}
. .
{
Apparatus with continuous transport of the material to be cured( B29C 35/025 , B29C 35/06 , B29C 35/10 , B29C 35/14 take precedence )
}
B29C 2035/0283
. .
{
Thermal pretreatment of the plastics material( thermal after-treatment B29C 71/02 )
}
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. .
{
Controlling heating or curing of polymers during moulding, e.g. by measuring temperatures or properties of the polymer and regulating the process( controlling or regulating chemical, physical or physico- chemical processes in general B01J 19/0006 )
}
. . .
{
using tempering units for temperature control of moulds or cores
}
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. .
using liquids, gas or steam
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. . .
{
using liquids
}
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B29C 2035/042
. . . .
{
other than water
}
B29C 2035/043
. . . . .
{
oil
}
B29C 2035/044
. . . . .
{
mercury
}
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B29C 35/045
. . .
{
using gas or flames
}
B29C 2035/046
. . . .
{
dried air
}
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B29C 2035/047
. . . .
{
other than air
}
B29C 2035/048
. . . . .
{
inert gas
}
B29C 35/049
. . .
{
using steam or damp
}
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. . .
for articles of indefinite length
. . . .
{
in long tubular vessels
}
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. .
by wave energy or particle radiation
{
( B29C 67/0051 , B29C 71/04 take precedence )
}
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. . .
{
using electromagnetic radiation
}
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B29C 2035/0811
. . . .
{
using induction
}
B29C 2035/0816
. . . . .
{
using eddy currents
}
B29C 2035/0822
. . . .
{
using IR radiation
}
B29C 2035/0827
. . . .
{
using UV radiation
}
B29C 2035/0833
. . . .
{
using actinic light
}
B29C 2035/0838
. . . .
{
using laser
}
B29C 2035/0844
. . . .
{
using X-ray
}
B29C 2035/085
. . . .
{
using gamma-ray
}
B29C 2035/0855
. . . .
{
using micro-wave
}
B29C 2035/0861
. . . .
{
using radio frequency
}
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B29C 35/0866
. . .
{
using particle radiation
}
B29C 2035/0872
. . . .
{
using ion-radiation e.g. alpha-rays
}
B29C 2035/0877
. . . .
{
using electron radiation e.g. beta-rays
}
B29C 2035/0883
. . . .
{
using neutron radiation
}
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. . .
{
using transparant moulds
}
. . . .
{
provided with masks or diaphragms
}
. . .
for articles of indefinite length
Collapse
. .
Dielectric heating
. . .
for articles of indefinite length
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.
Cooling
{
( cooling extruded material B29C 47/8815 ; cooling preforms for blow moulding B29C 49/6427 ; cooling blown articles B29C 49/66 ; cooling tyres during post cure inflation B29D 30/0643 )
}
B29C 2035/1608
. .
{
using Peltier-effect
}
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B29C 2035/1616
. .
{
using liquids
}
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B29C 2035/1625
. . .
{
other than water
}
B29C 2035/1633
. . . .
{
oil
}
B29C 2035/1641
. . . .
{
mercury
}
B29C 2035/165
. . . .
{
liquified gases
}
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B29C 2035/1658
. .
{
using gas
}
B29C 2035/1666
. . .
{
dried air
}
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B29C 2035/1675
. . .
{
other than air
}
B29C 2035/1683
. . . .
{
inert gas
}
B29C 2035/1691
. .
{
using gas-liquid mixtures
}
B29C 35/18
.
Cold vulcanisation
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Component parts, details, accessories or auxiliary operations, not covered by group B29C 33/00 or B29C 35/00
Collapse
.
{
Discharging moulded articles from the mould( constructions for removing the articles B29C 33/44 )
}
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. .
{
using means operable from outside the mould for moving between mould parts, e.g. robots
}
. . .
{
combined with means for loading preforms to be moulded or inserts, e.g. preformed layers
}
. .
{
by flexibly or permanently deforming undercut portions of the articles
}
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. .
{
by stripping articles from mould cores
}
. . .
{
and using a rotating movement to unscrew articles( in particular used in injection moulding B29C 45/178 )
}
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.
{
Applying surface layers, e.g. coatings, decorative layers, printed layers, to articles during shaping, e.g. in-mould printing( moulding on preformed layers as inserts B29C 70/68 ; applying fluent material to surfaces in general B05 )
}
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. .
{
In-mould coating, e.g. by introducing the coating material into the mould after forming the article
}
. . .
{
the coating being applied upon the mould surface before introducing the moulding compound , e.g. applying a gelcoat( B29C 44/14 and B29C 44/32 take precedence )
}
B29C 2037/0035
. . .
{
the coating being applied as liquid, gel, paste or the like
}
B29C 2037/0039
. . .
{
the coating being applied in powder or particle form
}
B29C 2037/0042
. . .
{
the coating being applied in solid sheet form, e.g. as meltable sheet
}
B29C 2037/0046
. . .
{
In-mould printing, in-mould transfer printing
}
.
{
Compensating volume or shape change during moulding, in general
}
Collapse
.
{
Moulding articles characterised by the shape of the surface, e.g. ribs, high polish( mould construction therefor B29C 33/42 ; surface shaping of articles B29C 59/00 ; by incorporating filler in or near the surface B29C 70/64 )
}
. .
{
Moulding single grooves or ribs, e.g. tear lines( folding lines B29C 53/06 )
}
Collapse
.
{
Degassing moulding material or draining off gas during moulding( venting means in moulds B29C 33/10 )
}
. .
{
of reinforced material
}
Collapse
.
{
Using separating agents during or after moulding; Applying separating agents on preforms or articles, e.g. to prevent sticking to each other( separating agents B29C 33/60 )
}
. .
{
Dusting machines
}
. .
{
using release sheets
}
Collapse
.
{
Measures or configurations for obtaining anchoring effects in the contact areas between layers( surface shaping B29C 59/00 ; B29C 66/02 takes precedence )
}
Collapse
. .
{
Mechanical anchoring( B29C 66/303 takes precedence )
}
. . .
{
by means of openings in the layers( joining through openings B29C 66/304 )
}
.
{
Sealing devices placed between articles and treatment installations during moulding or shaping, e.g. sealing off the entrance or exit of ovens or irradiation rooms, connections between rooms at different pressures
}
.
{
Drying moulded articles or half products, e.g. preforms, during or after moulding or cooling
}
B29C 37/0096
.
{
Trouble-shooting during starting or stopping moulding or shaping apparatus( B29C 66/872 takes precedence )
}
Collapse
.
Deburring or deflashing( by grinding or polishing B24B )
{
( thermal deburring in general B23D 79/005 )
}
B29C 37/04
. .
of welded articles, e.g. deburring or deflashing in combination with welding
{
( shaping the burr B29C 66/32 )
}
NOTE
-
Attention is drawn to Note (3) following the subclass title.

B29C 2037/80
.
{
Identifying, e.g. coding, dating, marking, numbering
}
Collapse
B29C 2037/90
.
{
Measuring, controlling or regulating
}
B29C 2037/903
. .
{
by means of a computer
}
B29C 2037/906
. .
{
using visualisation means or linked accessories, e.g. screens, printers
}
B29C 2037/92
.
{
Lubricating
}
B29C 2037/94
.
{
Safety devices
}
B29C 2037/96
.
{
Filters
}
Collapse
Guide Heading:
Particular shaping techniques, e.g. moulding, joining ; Apparatus therefor
Collapse
Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure ; Apparatus therefor( B29C 41/00 takes precedence )
Collapse
B29C 39/003
.
{
characterised by the choice of material
}
NOTE
-
When classifying in this group, it is desirable to add the indexing codes of subclass B29K to identify the moulding materials and their properties. Documents concerning the choice of moulding materials having a particular influence on the moulding technique should be classified in this group if of interest

B29C 39/006
. .
{
Monomers or prepolymers( by reaction injection moulding B29C 67/246 )
}
Collapse
B29C 39/02
.
for making articles of definite length, i.e. discrete articles
Collapse
B29C 39/021
. .
{
by casting in several steps
}
B29C 39/023
. . .
{
for making multicoloured articles
}
B29C 39/025
. . .
{
for making multilayered articles
}
B29C 39/026
. .
{
characterised by the shape of the surface
}
B29C 39/028
. .
{
having an axis of symmetry
}
Collapse
B29C 39/04
. .
using movable moulds( B29C 41/02 takes precedence )
{
not applied
}
B29C 39/06
. . .
continuously movable, e.g. along a production line
B29C 39/08
. . .
Introducing the material into the mould by centrifugal force
B29C 39/10
. .
incorporating preformed parts or layers, e.g. casting around inserts or for coating articles
{
( coating a surface by casting in general B05D 1/30 , B29C 39/126 takes precedence )
}
Collapse
B29C 39/12
. .
Making multilayered or multicoloured articles
{
( B29C 39/021 takes precedence )
}
Collapse
B29C 39/123
. . .
{
Making multilayered articles
}
B29C 39/126
. . . .
{
by casting between two preformed layers, e.g. deformable layers( between two glass layers B32B 17/10917 )
}
Collapse
B29C 39/14
.
for making articles of indefinite length
{
( by depositing material on a substrate and stripping off the shaped article B29C 41/24 )
}
Collapse
B29C 39/142
. .
{
by casting in serveral steps
}
B29C 39/144
. . .
{
for making multicoloured articles
}
B29C 39/146
. . .
{
for making multilayered articles
}
B29C 39/148
. .
{
characterised by the shape of the surface
}
B29C 39/16
. .
between endless belts
B29C 39/18
. .
incorporating preformed parts or layers, e.g. casting around inserts or for coating articles
{
( B29C 39/206 takes precedence )
}
Collapse
B29C 39/20
. .
Making multilayered or multicoloured articles
{
( B29C 39/142 takes precedence )
}
Collapse
B29C 39/203
. . .
{
Making multilayered articles
}
B29C 39/206
. . . .
{
by casting between two preformed layers, e.g. deformable layers
}
Collapse
B29C 39/22
.
Component parts, details or accessories ; Auxiliary operations
B29C 39/24
. .
Feeding the material into the mould
Collapse
B29C 39/26
. .
Moulds or cores
B29C 39/265
. . .
{
comprising two large plates positioned at a small distance from each other, e.g. for making panels
}
B29C 39/28
. . .
with means to avoid flashes
{
( B29C 39/30 takes precedence )
}
B29C 39/30
. . .
with means for cutting the article
B29C 39/32
. . .
with joints or the like for making the mould impervious
B29C 39/34
. . .
for undercut articles
B29C 39/36
. .
Removing moulded articles
B29C 39/38
. .
Heating or cooling
Collapse
B29C 39/40
. .
Compensating volume change, e.g. retraction
{
( in general B29C 37/005 )
}
B29C 39/405
. . .
{
by applying pressure to the casting composition
}
B29C 39/42
. .
Casting under special conditions, e.g. vacuum
B29C 39/44
. .
Measuring, controlling or regulating
Collapse
Shaping by coating a mould, core or other substrate, i.e. by depositing material and stripping-off the shaped article ; Apparatus therefor( with compacting pressure B29C 43/00 ;
{
by lay-up of reinforcement of substantial or continuous length B29C 70/30
}
)
B29C 41/003
.
{
characterised by the choice of material
}
NOTE
-
When classifying in this group, it is desirable to add the indexing codes of subclass B29K to identify the moulding materials and their properties. Documents concerning the choice of moulding materials having a particular influence on the moulding technique should be classified in this group if of interest

B29C 41/006
.
{
using an electrostatic field for applying the material
}
Collapse
B29C 41/02
.
for making articles of definite length, i.e. discrete articles
B29C 41/025
. .
{
having hollow walls
}
Collapse
B29C 41/04
. .
Rotational or centrifugal casting, i.e. coating the inside of a mould by rotating the mould
Collapse
B29C 41/042
. . .
{
by rotating a mould around its axis of symmetry( for concrete B28B 21/30 )
}
B29C 41/045
. . . .
{
the axis being placed vertically, e.g. spin casting
}
B29C 41/047
. . . .
{
the mould cavity lying totally outside the axis, e.g. toroidal moulds
}
B29C 41/06
. . .
about two or more axes
Collapse
B29C 41/08
. .
Coating a former, core or other substrate by spraying or fluidisation, e.g. spraying powder
{
( spray-up of reinforcing fibres B29C 70/305 )
}
B29C 41/085
. . .
{
by rotating the former around its axis of symmetry
}
B29C 41/10
. . .
by fluidisation
B29C 41/12
. .
Spreading-out the material on a substrate
{
e.g. on the surface of a liquid
}
B29C 41/14
. .
Dipping a core
{
( B29C 41/10 takes precedence )
}
B29C 41/16
. .
Slip casting, i.e. applying a slip or slurry on a perforated or porous or absorbent surface with the liquid being drained away
B29C 41/18
. .
Slush casting, i.e. pouring moulding material into a hollow mould with excess material being poured off
B29C 41/20
. .
incorporating preformed parts or layers, e.g. moulding inserts or for coating articles
B29C 41/22
. .
Making multilayered or multicoloured articles
Collapse
B29C 41/24
.
for making articles of indefinite length
Collapse
B29C 41/26
. .
by depositing flowable material on a rotating drum
B29C 41/265
. . .
{
on the inside of the drum
}
B29C 41/28
. .
by depositing flowable material on an endless belt
B29C 41/30
. .
incorporating preformed parts or layers, e.g. moulding around inserts or for coating articles
B29C 41/32
. .
Making multilayered or multicoloured articles
Collapse
B29C 41/34
.
Component parts, details or accessories ; Auxiliary operations
Collapse
B29C 41/36
. .
Feeding the material on to the mould, core or other substrate
B29C 41/365
. . .
{
Construction of spray-up equipment e.g. spray-up guns( spraying apparatus in general B05B )
}
Collapse
B29C 41/38
. .
Moulds, cores or other substrates
B29C 41/383
. . .
{
with means for cutting the article
}
B29C 41/386
. . .
{
for undercut articles
}
B29C 41/40
. . .
Cores
Collapse
B29C 41/42
. .
Removing articles from moulds, cores or other substrates
{
( B29C 33/444 and B29C 37/0017 take precedence )
}
B29C 41/44
. . .
Articles of indefinite length
B29C 41/46
. .
Heating or cooling
B29C 41/48
. .
Compensating volume change, e.g. retraction
B29C 41/50
. .
Shaping under special conditions, e.g. vacuum
B29C 41/52
. .
Measuring, controlling or regulating
Collapse
Compression moulding, i.e. applying external pressure to flow the moulding material ; Apparatus therefor(
{
by libertion of internal stresses B29C 61/006
}
; shaping or impregnating by compression composites comprising reinforcements other than fibres of short length [ B29C 70/12 ]; presses in general B30B )
.
{
characterised by the choice of material
}
NOTE
-
When classifying in this group, it is desirable to add the indexing codes of subclass B29K to identify the moulding materials and their properties. Documents concerning the choice of moulding materials having a particular influence on the moulding technique should be classified in this group if of interest

.
{
Pressing and sintering powders, granules or fibres
}
Collapse
B29C 43/02
.
of articles of definite length, i.e. discrete articles
{
( B29C 35/0227 takes precedence )
}
Collapse
. .
{
characterised by the shape of the surface
}
B29C 2043/022
. . .
{
having locally depressed lines, e.g. hinges( single grooves B29C 37/0057 ; folding lines B29C 53/06 ; parting line of the mould parts B29C 33/005 )
}
Collapse
B29C 2043/023
. . .
{
having a plurality of grooves
}
B29C 2043/024
. . . .
{
forming a threaded surface
}
B29C 2043/025
. . . .
{
forming a micro structure, i.e. fine patterning
}
B29C 2043/026
. . .
{
having functional projections, e.g. fasteners
}
Collapse
. .
{
having an axis of symmetry( B29C 43/102 takes precedence )
}
B29C 2043/028
. . .
{
using radial compression
}
B29C 2043/029
. . .
{
using axial compression along a longitudinal axis
}
Collapse
. .
using movable moulds
B29C 2043/043
. . .
{
rotating on their own axis without linear displacement
}
B29C 2043/046
. . .
{
travelling between different stations, e.g. feeding, moulding, curing stations
}
Collapse
. . .
continuously movable
{
in one direction, e.g. mounted on chains, belts
}
Collapse
. . . .
with circular movement
{
e.g. mounted on rolls, turntables
}
B29C 43/085
. . . . .
{
and material fed in a continuous form, e.g. as a band
}
Collapse
. .
Isostatic pressing, i.e. using non-rigid pressure-exerting members against rigid parts or dies
{
( in general B30B 11/001 )
}
Collapse
B29C 43/102
. . .
{
using rigid mould parts specially adapted for moulding articles having an axis of symmetry
}
B29C 43/104
. . . .
{
the mould cavity lying totally outside the axis of symmetry e.g. toroidal moulds
}
B29C 2043/106
. . .
{
using powder material
}
B29C 2043/108
. . .
{
using deformable metals, e.g. flowable metals, low melting point eutectic metals, liquified metals
}
. . .
using bags surrounding the moulding material
{
or using membranes contacting the moulding material( B29C 70/44 takes precedence; flexible cores for vulcanizing tyres B29D 30/0654 )
}
Collapse
B29C 43/14
. .
in several steps
Collapse
B29C 2043/141
. . .
{
for making single layer articles( for indefinite articles B29C 43/26 )
}
B29C 2043/142
. . . .
{
by moving a single mould or the article progressively, i.e. portionwise
}
B29C 2043/143
. . . .
{
stepwise in a vertical direction, i.e. each time modifying the thickness
}
B29C 2043/144
. . . .
{
using different moulds, i.e. the layer is compressed in consecutive steps by using different moulds for each portion of the article
}
B29C 43/145
. . .
{
for making multicoloured articles
}
Collapse
B29C 43/146
. . .
{
for making multilayered articles
}
B29C 2043/147
. . . .
{
by compressing after the laying of further material
}
B29C 2043/148
. . . .
{
using different moulds
}
B29C 43/16
. .
Forging
Collapse
B29C 43/18
. .
incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles
{
( B29C 43/206 takes precedence )
}
Collapse
B29C 2043/181
. . .
{
encapsulated( outsert moulding B29C 70/74 )
}
B29C 2043/182
. . . .
{
completely( completely encapsulating inserts B29C 70/70 )
}
Collapse
B29C 43/183
. . .
{
the preformed layer being a lining, e.g. shaped in the mould before compression moulding, or a preformed shell adapted to the shape of the mould
}
B29C 43/184
. . . .
{
shaped by the compression of the material during moulding
}
Collapse
B29C 2043/185
. . .
{
using adhesives( joining using adhesives B29C 65/48 )
}
B29C 2043/186
. . . .
{
hot-melt or heat activated adhesives( applying molten plastics B29C 65/40 ; joining using adhesives B29C 65/48 )
}
B29C 2043/187
. . . .
{
pressure activated or pressure sensitive adhesives
}
B29C 2043/188
. . . .
{
thermosetting adhesives, e.g. polyurethane adhesives( joining by heating B29C 65/02 )
}
B29C 2043/189
. . .
{
the parts being joined
}
Collapse
B29C 43/20
. .
Making multilayered or multicoloured articles
{
( B29C 43/14 takes precedence )
}
Collapse
B29C 43/203
. . .
{
Making multilayered articles
}
B29C 43/206
. . . .
{
by pressing the material between two preformed layers, e.g. deformable layers
}
Collapse
.
of articles of indefinite length
{
( for articles with reinforcements of substantial or continuous length B29C 70/50 )
}
B29C 43/222
. .
{
characterised by the shape of the surface
}
Collapse
B29C 43/224
. .
{
having a profiled section, e.g. tubes, rods
}
B29C 43/226
. . .
{
having a corrugated section
}
B29C 43/228
. .
{
using endless belts feeding the material between non-rotating pressure members e.g. vibrating pressure members
}
Collapse
. .
Calendering
B29C 43/245
. . .
{
Adjusting calender parameters, e.g. bank quantity
}
Collapse
B29C 43/26
. .
in several steps( B29C 43/30 takes precedence
{
not applied
}
)
B29C 43/265
. . .
{
for making multilayered articles
}
B29C 43/28
. .
incorporating preformed parts or layers, e.g. compression moulding around inserts or for coating articles
Collapse
B29C 43/30
. .
Making multilayered or multicoloured articles
{
( B29C 43/26 takes precedence )
}
B29C 43/305
. . .
{
Making multilayered articles
}
Collapse
.
Component parts, details or accessories ; Auxiliary operations
Collapse
B29C 2043/3205
. .
{
particular pressure exerting means for making definite articles( B29C 43/36 takes precedence )
}
B29C 2043/3211
. . .
{
magnets
}
B29C 2043/3216
. . .
{
deformable nets, meshes, lattices or fabrics, e.g. tubular ones
}
Collapse
B29C 2043/3222
. . .
{
pressurized gas, e.g. air
}
B29C 2043/3227
. . . .
{
inside the material, e.g. gas injection compression moulding
}
B29C 2043/3233
. . . .
{
exerting pressure on mould parts
}
B29C 2043/3238
. . .
{
pressurized liquid acting directly or indirectly on the material to be formed
}
B29C 2043/3244
. . .
{
retraction of an expanded member
}
B29C 2043/325
. . .
{
screws
}
B29C 2043/3255
. . .
{
springs
}
B29C 2043/3261
. . .
{
thermal expansion
}
B29C 2043/3266
. . .
{
vibrating tool means
}
Collapse
B29C 2043/3272
. .
{
driving means
}
B29C 2043/3277
. . .
{
for rotatable suports, e.g. carousels, drums
}
Collapse
B29C 2043/3283
. . .
{
for moving moulds or mould parts
}
B29C 2043/3288
. . . .
{
using cam drives
}
B29C 2043/3294
. . . .
{
using screw drives
}
Collapse
. .
Feeding the material to the mould or the compression means
{
( B29C 43/085 takes precedence )
}
Collapse
B29C 2043/3405
. . .
{
using carrying means
}
B29C 2043/3411
. . . .
{
mounted onto arms, e.g. grippers, fingers, clamping frame, suction means
}
B29C 2043/3416
. . . .
{
conveyor belts
}
B29C 2043/3422
. . . .
{
rollers
}
B29C 2043/3427
. . . .
{
hopper, vessel, chute, tube, conveying screw, for material in discrete form, e.g. particles, powder, fibres( dispensing from vessels B29C 31/02 )
}
Collapse
B29C 2043/3433
. . .
{
using dispensing heads, e.g. extruders, placed over or apart from the moulds( feeding using dispensing heads B29C 31/042 ; applying fluent material for coatings B05D 1/26 ; extrusion coating B05D 1/265 )
}
B29C 2043/3438
. . . .
{
moving during dispensing over the moulds, e.g. laying up( feeding using moving dispensing heads B29C 31/044 ; applying fluent material for coatings B05D 1/26 ; extrusion coating B05D 1/265 )
}
B29C 2043/3444
. . .
{
using pressurizing feeding means located into the mold, e.g. plungers, pistons( injection-compression moulding B29C 45/561 )
}
Collapse
B29C 2043/345
. . .
{
using gas, e.g. air, to transport non liquid material
}
B29C 2043/3455
. . . .
{
for particles, powder, fibres, e.g. fluidized or sprayed
}
B29C 2043/3461
. . . .
{
for foils, sheets, gobs, e.g. floated
}
Collapse
B29C 2043/3466
. . .
{
using rotating suports, e.g. turntables, drums( in general B29C 31/065 ; turntables as movable moulds B29C 43/08 ; feeding materials to moulding presses B30B 15/302 ; transfer turntables B65G 47/80 )
}
B29C 2043/3472
. . . .
{
using star wheels comprising arms( transfer stars B65G 47/84 )
}
B29C 2043/3477
. . .
{
centrally fed, e.g. feeding the material in the center of the mold turntables( turntables as movable moulds B29C 43/08 )
}
B29C 2043/3483
. . .
{
using band or film carriers
}
Collapse
B29C 2043/3488
. . .
{
uniformly distributed into the mould
}
B29C 2043/3494
. . . .
{
using vibrating means
}
Collapse
B29C 43/36
. .
Moulds for making articles of definite length, i.e. discrete articles
Collapse
B29C 2043/3602
. . .
{
with means for positioning, fastening or clamping the material to be formed or preforms inside the mould( moulds with incorporated means for positioning inserts B29C 33/14 ; positioning articles in the mould for injection moulding B29C 45/14065 )
}
B29C 2043/3605
. . . .
{
vacuum
}
B29C 43/3607
. . .
{
with sealing means or the like
}
Collapse
B29C 43/361
. . .
{
with pressing members independently movable of the parts for opening or closing the mould, e.g. movable pistons( transfer moulding B29C 45/02 ; injection-compression moulding B29C 45/561 )
}
B29C 2043/3613
. . . .
{
applying pressure locally
}
Collapse
B29C 2043/3615
. . . .
{
forming elements, e.g. mandrels, rams, stampers, pistons, plungers, punching devices( ram pressing B30B 11/02 , B30B 11/04 ; forming pockets in sheets B65B 47/04 ; moulding lenses B29D 11/00413 )
}
B29C 2043/3618
. . . . .
{
plurality of counteracting elements
}
Collapse
B29C 2043/3621
. . . . .
{
a plurality of individual elements acting on the material in the same or diferent directions, e.g. making tubular T-joints, profiles
}
B29C 2043/3623
. . . . . .
{
coupled on a support, e.g. plate
}
B29C 2043/3626
. . . . .
{
multi-part rams, plungers or mandrels
}
B29C 2043/3628
. . . . .
{
moving inside a barrel or container like sleeve
}
B29C 2043/3631
. . . . .
{
moving in a frame for pressing and stretching; material being subjected to compressing stretching
}
B29C 2043/3634
. . . . .
{
having specific surface shape, e.g. grooves, projections, corrugations
}
B29C 2043/3636
. . . .
{
ultrasonically or sonically vibrating, e.g. sonotrodes
}
B29C 2043/3639
. . . .
{
hand operated( forming pockets or receptacles in or from sheets, blanks, or webs B65B 47/04 )
}
Collapse
B29C 43/3642
. . .
{
Bags, bleeder sheets or cauls for isostatic pressing( flexible cores for vulcanizing tyres B29D 30/0654 )
}
B29C 2043/3644
. . . .
{
vacuum bags and related details e.g. fixing, clamping( vacuum bagging B29C 70/44 ; flexible pressing means B30B 5/02 ; membrane press B30B 9/22 ; applying pressure through membranes B29C 51/28 ; bladders for making tires B29D 30/0601 ; vacuum laminating B32B 37/1018 )
}
B29C 2043/3647
. . . .
{
membranes, diaphragms( vacuum bagging B29C 70/44 ; applying pressure through membranes B29C 51/28 ; bladders for making tires B29D 30/0601 ; vacuum laminating B32B 37/1018 ; flexible pressing means B30B 5/02 ; membrane press B30B 9/22 )
}
B29C 2043/3649
. . . .
{
infatable bladders using gas or fluid and related details( vacuum bagging B29C 70/44 ; flexible moulds B29C 33/50 ; flexible pressing means B30B 5/02 ; membrane press B30B 9/22 ; deep drawing membranes B29C 51/28 ; bladders for making tires B29D 30/0601 ; vacuum laminating B32B 37/1018 )
}
B29C 2043/3652
. . . .
{
elastic moulds or mould parts, e.g. cores, inserts( isostatic pressing B29C 43/10 ; moulds in elastomer B29C 33/405 ; plastic cores B29C 33/50 )
}
B29C 2043/3655
. . . .
{
pressure transmitters, e.g caul plates, pressure pads
}
B29C 2043/3657
. . . .
{
additional materials, e.g. permeable bleeder or breather sheets, cloths, blankets
}
Collapse
B29C 2043/366
. . .
{
plates pressurized by an actuator, e.g. ram drive, screw, vulcanizing presses
}
B29C 2043/3663
. . . .
{
confined in a chamber
}
Collapse
B29C 2043/3665
. . .
{
cores or inserts, e.g. pins, mandrels, sliders
}
B29C 2043/3668
. . . .
{
destructible or fusible( moulds for making articles with holes B29C 33/0033 ; lost moulds B29C 33/0016 ; fusible cores B29C 33/52 ; making porous articles B22F 3/11 )
}
Collapse
B29C 2043/3671
. . .
{
preforms constituing part of the cavity mould wall
}
B29C 2043/3673
. . . .
{
preform constituting a mould half
}
Collapse
B29C 2043/3676
. . .
{
moulds mounted on rotating supporting constuctions
}
Collapse
B29C 2043/3678
. . . .
{
on cylindrical supports with moulds or mould cavities provided on the periphery( rollers for making indefinite articles B29C 43/46 ; turntables presses B30B 11/08 , roller preses B30B 11/006 )
}
B29C 2043/3681
. . . . .
{
opening and closing axially, i.e. parallel to the rotation axis
}
B29C 2043/3684
. . . . .
{
opening/closing or acting radially, i.e. vertical to the rotation axis
}
B29C 2043/3686
. . . . .
{
opening and closing tangential to the rotation, i.e. vertical to the rotation axis and vertical to the radius
}
Collapse
B29C 2043/3689
. . . .
{
on a support table, flat disk-like tables having moulds on the periphery( press rams on turntables B30B 11/08 , B30B 9/042 )
}
B29C 2043/3692
. . . . .
{
cooperating with non rotating parts
}
B29C 2043/3694
. . . .
{
on rotating star wheels
}
B29C 43/3697
. . .
{
comprising rollers or belts cooperating with non-rotating mould parts
}
B29C 43/38
. . .
with means to avoid flashes
{
( B29C 43/40 takes precedence )
}
Collapse
B29C 43/40
. . .
with means for cutting the article
B29C 2043/403
. . . .
{
knife blades
}
B29C 2043/406
. . . .
{
laser cutting means
}
Collapse
. . .
for undercut articles
B29C 2043/425
. . . .
{
mould parts or sliders being movable independently from the mould halves for making undercut portions( collapsible cores or mandrels B29C 33/485 )
}
Collapse
. .
Compression means for making articles of indefinite length
Collapse
. . .
Rollers
Collapse
B29C 2043/461
. . . .
{
the rollers having specific surface features
}
B29C 2043/462
. . . . .
{
smooth surface
}
B29C 2043/463
. . . . .
{
corrugated, patterned or embossed surface
}
B29C 2043/464
. . . . .
{
having projections or knives, e.g. for cutting-out or for forming local depressions
}
B29C 2043/465
. . . . .
{
having one or more cavities e.g. for forming distinct products
}
B29C 2043/466
. . . .
{
the rollers having specific shape, e.g. non cylindrical rollers, conical rollers
}
B29C 2043/467
. . . .
{
plurality of rollers arranged in a specific manner in relation to each other( calender configuration B29C 43/24 )
}
B29C 2043/468
. . . .
{
take-off rollers, i.e. arranged adjacent a material feeding device( calendering B29C 43/24 )
}
Collapse
B29C 43/48
. . .
Endless belts
B29C 2043/483
. . . .
{
cooperating with a second endless belt, i.e. double band presses
}
B29C 2043/486
. . . .
{
cooperating with rollers or drums
}
Collapse
B29C 43/50
. .
Removing moulded articles
Collapse
B29C 2043/5007
. . .
{
using cores, i.e. the cores forming part of the mould cavity
}
B29C 2043/5015
. . . .
{
having undercuts or being threaded( using a rotating movement to unscrew articles B29C 33/446 )
}
B29C 2043/5023
. . . .
{
moving away( collapsible cores or mandrels B29C 33/485 )
}
Collapse
B29C 2043/503
. . .
{
using ejector pins, rods
}
B29C 2043/5038
. . . .
{
having an annular or tubular shape
}
B29C 2043/5046
. . .
{
using vacuum
}
B29C 2043/5053
. . .
{
using pressurised gas, e.g. air
}
Collapse
B29C 2043/5061
. . .
{
using means movable from outside the mould between mould parts
}
B29C 2043/5069
. . . .
{
take-off members or carriers for the moulded articles, e.g. grippers
}
B29C 2043/5076
. . .
{
using belts
}
B29C 2043/5084
. . .
{
using rotary devices, e.g. turntables, carousels( blow moulding machines B29C 49/36 , B29C 49/4205 )
}
B29C 2043/5092
. . .
{
using vibrations means
}
Collapse
. .
Heating or cooling
B29C 2043/522
. . .
{
selectively heating a part of the mould to achieve partial heating, differential heating
}
B29C 2043/525
. . .
{
at predetermined points for local melting, curing or bonding
}
B29C 2043/527
. . .
{
selectively cooling, e.g. locally, on the surface of the material
}
B29C 43/54
. .
Compensating volume change, e.g. retraction
Collapse
. .
Compression moulding under special conditions, e.g. vacuum
Collapse
B29C 2043/561
. . .
{
under vacuum conditions( vacuum laminating B32B 37/1018 )
}
B29C 2043/562
. . . .
{
combined with isostatic pressure, e.g. pressurising fluids, gases
}
B29C 2043/563
. . . .
{
combined with mechanical pressure, i.e. mould plates, rams, stampers
}
B29C 2043/565
. . .
{
in a clean sterile environment, e.g. to avoid contamination
}
B29C 2043/566
. . .
{
in a specific gas atmosphere, with or without pressure
}
B29C 2043/567
. . .
{
in a liquid, i.e. the moulded parts being embedded in liquid
}
B29C 2043/568
. . .
{
in a magnetic or electric field
}
Collapse
. .
Measuring, controlling or regulating
{
( for bank adjustment in calendering B29C 43/245 )
}
B29C 2043/5808
. . .
{
pressure or compressing force
}
B29C 2043/5816
. . .
{
temperature
}
B29C 2043/5825
. . .
{
dimensions or shape, e.g. size, thickness
}
Collapse
B29C 2043/5833
. . .
{
movement of moulds or mould parts, e.g. opening or closing, actuating
}
B29C 2043/5841
. . . .
{
for accomodating variation in mould spacing or cavity volume during moulding( compensating shrinkage B29C 43/54 )
}
Collapse
B29C 2043/585
. . .
{
detecting defects, e.g. foreign matter between the moulds, inaccurate position, breakage
}
B29C 2043/5858
. . . .
{
for preventing tilting of movable mould plate during closing or clamping
}
B29C 2043/5866
. . .
{
ejection of moulded articles
}
Collapse
B29C 2043/5875
. . .
{
the material feed to the moulds or mould parts, e.g. controlling feed flow, velocity, weight, doses
}
B29C 2043/5883
. . . .
{
ensuring cavity filling, e.g. providing overflow means
}
B29C 2043/5891
. . .
{
using imaging devices, e.g. cameras
}
Collapse
Shaping by internal pressure generated in the material, e.g. swelling, foaming;
{
Producing porous or cellular expanded plastics articles
}
WARNING
-
Group B29C 44/00 and subgroups are not complete, see also B29C 67/22 and subgroups

B29C 44/005
.
{
Avoiding skin formation; Making foams with porous surfaces
}
Collapse
B29C 44/02
.
for articles of definite length, i.e. discrete articles
B29C 44/022
. .
{
Foaming unrestricted by cavity walls, e.g. without using moulds or using only internal cores
}
B29C 44/025
. .
{
Foaming in open moulds, followed by closing the moulds
}
B29C 44/027
. .
{
the foaming continuing or beginning when the mould is opened
}
Collapse
. .
consisting of at least two parts of chemically or physically different materials, e.g. having different densities
B29C 44/0407
. . .
{
by regulating the temperature of the mould or parts thereof, e.g. cold mould walls inhibiting foaming of an outer layer
}
B29C 44/0415
. . .
{
by regulating the pressure of the material during or after filling of the mould, e.g. by local venting
}
Collapse
B29C 44/0423
. . .
{
by density separation
}
B29C 44/043
. . . .
{
using a rotating mould
}
B29C 44/0438
. . . .
{
using flotation
}
B29C 44/0446
. . .
{
by increasing the density locally by compressing part of the foam while still in the mould
}
B29C 44/0453
. . .
{
by joining the different materials using compression moulding before the foaming step
}
Collapse
B29C 44/0461
. . .
{
by having different chemical compositions in different places, e.g. having different concentrations of foaming agent, feeding one composition after the other
}
B29C 44/0469
. . . .
{
provided with physical separators between the different materials, e.g. separating layers, mould walls
}
B29C 44/0476
. . . .
{
by pouring more than one composition into an open mould
}
B29C 44/0484
. . .
{
by having different solubility of the foaming agent
}
B29C 44/0492
. . .
{
Devices for feeding the different materials
}
Collapse
B29C 44/06
. . .
Making multilayered articles
{
( B29C 44/0407 - B29C 44/0492 take precedence )
}
B29C 44/065
. . . .
{
comprising at least one barrier layer
}
Collapse
B29C 44/08
. .
using several expanding
{
or moulding
}
steps
Collapse
B29C 44/083
. . .
{
Increasing the size of the cavity after a first part has foamed, e.g. substituting one mould part with another
}
B29C 44/086
. . . .
{
and feeding more material into the enlarged cavity
}
Collapse
B29C 44/10
. .
Applying counter-pressure during expanding
B29C 44/105
. . .
{
the counterpressure being exerted by a fluid
}
Collapse
B29C 44/12
. .
Incorporating or moulding on preformed parts, e.g inserts, reinforcements
B29C 44/1204
. . .
{
and giving the material during expanding the shape of a particular article to be supported, e.g. a human body-part
}
B29C 44/1209
. . .
{
by impregnating a preformed part, e.g. a porous lining
}
B29C 44/1214
. . .
{
Anchoring by foaming into a preformed part, e.g. by penetrating through holes( anchoring by moulding in general B29C 37/0078 ; outsert moulding B29C 45/14344 , B29C 70/74 )
}
B29C 44/1219
. . .
{
Foaming between a movable mould part and the preformed part
}
B29C 44/1223
. . .
{
Joining preformed parts which have previously been filled with foam
}
Collapse
B29C 44/1228
. . .
{
Joining preformed parts by the expanding material
}
Collapse
B29C 44/1233
. . . .
{
the preformed parts being supported during expanding
}
B29C 44/1238
. . . . .
{
and having flexible and solid areas
}
Collapse
B29C 44/1242
. . . .
{
the preformed parts being concentric( B29C 44/1233 takes precedence )
}
B29C 44/1247
. . . . .
{
comprising dams or sealing arrangements
}
B29C 44/1252
. . .
{
Removing portions of the preformed parts after the moulding step
}
B29C 44/1257
. . .
{
Joining a preformed part and a lining, e.g. around the edges
}
B29C 44/1261
. . .
{
Avoiding impregnation of a preformed part
}
B29C 44/1266
. . .
{
the preformed part being completely encapsulated, e.g. for packaging purposes or as reinforcement
}
B29C 44/1271
. . .
{
the preformed parts being partially covered
}
B29C 44/1276
. . .
{
the preformed parts being three dimensional structures which are wholly or partially penetrated by the foam
}
B29C 44/128
. . .
{
Internally reinforcing constructional elements, e.g. beams
}
B29C 44/1285
. . .
{
the preformed part being foamed
}
B29C 44/129
. . .
{
Enhancing adhesion to the preformed part using an interlayer
}
B29C 44/1295
. . .
{
Foaming around pipe joints
}
Collapse
B29C 44/14
. . .
the preformed part being a lining
{
( B29C 44/1209 takes precedence )
}
B29C 44/141
. . . .
{
Hiding joints in the lining
}
B29C 44/143
. . . .
{
Means for positioning the lining in the mould( in general B29C 33/12 )
}
B29C 44/145
. . . .
{
the lining being a laminate
}
B29C 44/146
. . . .
{
Shaping the lining before foaming
}
B29C 44/148
. . . .
{
Applying the foaming resin, moulding the lining or the like, with the lining turned inside out
}
B29C 44/16
. . . .
shaped by the expansion of the material
Collapse
B29C 44/18
. . .
Filling preformed cavities
{
( B29C 44/1204 takes precedence )
}
B29C 44/181
. . . .
{
Filling unsupported soft shells having a particular shape
}
Collapse
. . . .
{
Filling flexible bags not having a particular shape
}
B29C 44/183
. . . . .
{
the components being kept apart in different containers within the bag, and mixed upon rupture of the containers( B29C 44/184 takes precedence )
}
Collapse
B29C 44/184
. . . . .
{
and inserting the bags into preformed cavities
}
B29C 44/185
. . . . . .
{
Starting the expansion after rupturing or dissolving the bag
}
B29C 44/186
. . . .
{
Filling multiple cavities( B29C 44/181 , B29C 44/182 and B29C 44/188 takes precedence )
}
B29C 44/187
. . . .
{
Filling faulty voids in the foam
}
. . . .
{
Sealing off parts of the cavities
}
Collapse
.
for articles of indefinite length
B29C 44/203
. .
{
Expanding the moulding material in a vertical channel
}
B29C 44/206
. .
{
Using expandable particles or beads as starting material
}
Collapse
B29C 44/22
. .
consisting of at least two parts of chemically or physically different materials, e.g. having different densities
B29C 44/24
. . .
Making multilayered articles
B29C 44/26
. .
using several expanding steps
Collapse
B29C 44/28
. .
Expanding the moulding material on continuous moving surfaces
{
without restricting the upwards growth of the foam
}
B29C 44/285
. . .
{
Rising trough lateral side members e.g. following the foam expansion
}
Collapse
B29C 44/30
. .
Expanding the moulding material between endless belts or rollers
{
( B29C 44/203 takes precedence )
}
B29C 44/302
. . .
{
Expanding the moulding material in flexible endless moulds
}
B29C 44/304
. . .
{
Adjusting the belt or roller pressure
}
B29C 44/306
. . .
{
Longitudinally shaping, e.g. the belt
}
B29C 44/308
. . .
{
Thickness separators and side seals
}
Collapse
B29C 44/32
. .
Incorporating or moulding on preformed parts, e.g. linings, inserts, reinforcements
Collapse
B29C 44/322
. . .
{
the preformed parts being elongated inserts, e.g. cables
}
B29C 44/324
. . . .
{
the preformed parts being tubular or folded to a tubular shape
}
B29C 44/326
. . .
{
Joining the preformed parts, e.g. to make flat or profiled sandwich laminates
}
B29C 44/328
. . .
{
the foamable components being mixed in the nip between the preformed parts
}
Collapse
B29C 44/34
.
Auxiliary operations
Collapse
B29C 44/3403
. .
{
Foaming under special conditions, e.g. in sub-atmospheric pressure, in or on a liquid
}
B29C 44/3407
. . .
{
Vacuum extrusion using underwater barometric leg
}
B29C 44/3411
. .
{
Relieving stresses
}
Collapse
. .
{
Heating or cooling
}
B29C 44/3419
. . .
{
Quick cooling
}
B29C 44/3423
. . .
{
by using a heated or cooled preformed part, e.g. in the mould
}
Collapse
B29C 44/3426
. . .
{
Heating by introducing steam in the mould
}
B29C 44/343
. . . .
{
by using pipes to direct the steam inside the mould
}
B29C 44/3434
. . . .
{
by using a sheet, grid, etc. to distribute the steam in the mould
}
B29C 44/3438
. .
{
Bursting the cell walls by a sudden pressure release
}
Collapse
B29C 44/3442
. .
{
Mixing, kneading or conveying the foamable material( mixing plastics B29B 7/00; mixing in general B01F )
}
Collapse
B29C 44/3446
. . .
{
Feeding the blowing agent
}
B29C 44/3449
. . . .
{
through the screw
}
B29C 44/3453
. . . .
{
Feeding the blowing agent to solid plastic material
}
B29C 44/3457
. . . .
{
Feeding the blowing agent in solid form to the plastic material
}
Collapse
. .
{
Making or treating expandable particles
}
B29C 44/3465
. . .
{
by compressing particles in vacuum, followed by expansion in normal pressure
}
Collapse
B29C 44/3469
. .
{
Cell or pore nucleation
}
B29C 44/3473
. . .
{
by shearing forces
}
B29C 44/3476
. . .
{
by e.g. compression stress
}
B29C 44/348
. . .
{
by regulating the temperature and/or the pressure, e.g. suppression of foaming until the pressure is rapidly decreased
}
B29C 44/3484
. .
{
Stopping the foaming reaction until the material is heated or re-heated
}
B29C 44/3488
. .
{
Vulcanizing the material before foaming
}
Collapse
B29C 44/3492
. .
{
Expanding without a foaming agent
}
B29C 44/3496
. . .
{
The foam being compressed and later released to expand( B29C 44/3465 takes precedence )
}
Collapse
B29C 44/35
. .
{
Component parts; Details or accessories
}
B29C 44/351
. . .
{
Means for preventing foam to leak out from the foaming device during foaming
}
B29C 44/352
. . .
{
Means for giving the foam different characteristics in different directions
}
B29C 44/353
. . .
{
Means for guiding the foaming in e.g. a particular direction
}
B29C 44/354
. . .
{
Means to prevent or reduce the effect of shrinking of the foamed article
}
Collapse
B29C 44/355
. . .
{
Characteristics of the foam, e.g. having particular surface properties or structure
}
B29C 44/356
. . . .
{
having a porous surface
}
B29C 44/357
. . . .
{
Auxetic foams, i.e. material with negative Poisson ratio; anti rubber; dilatational; re-entrant
}
B29C 44/358
. . . .
{
Foamed of foamable fibres
}
Collapse
B29C 44/36
. .
Feeding the material to be shaped
{
( B29C 44/0492 takes precedence )
}
B29C 44/362
. . .
{
Regulating the feed w.r.t. the foam layer thickness
}
B29C 44/365
. . .
{
using elongate feed conduits provided with throttle devices
}
B29C 44/367
. . .
{
using spray nozzles
}
Collapse
B29C 44/38
. . .
into a closed space, i.e. to make articles of definite length
{
( B29C 44/365 and B29C 44/367 take precedence )
}
B29C 44/381
. . . .
{
Spreading the foamable material in the mould by pressing the mould halves together
}
B29C 44/383
. . . .
{
using spreading devices mounted in the mould, in front of the feed opening
}
Collapse
B29C 44/385
. . . .
{
using manifolds or channels directing the flow in the mould
}
B29C 44/386
. . . . .
{
using a movable, elongate nozzle, e.g. to reach deep into the mould
}
B29C 44/388
. . . .
{
into moving moulds
}
B29C 44/40
. . . .
by gravity, e.g. by casting
Collapse
B29C 44/42
. . . .
using pressure difference, e.g. by injection, by vacuum
B29C 44/421
. . . . .
{
by plastizising the material into a shot cavity and injecting using a plunger
}
B29C 44/422
. . . . .
{
by injecting by forward movement of the plastizising screw
}
Collapse
B29C 44/424
. . . . .
{
Details of machines
}
Collapse
B29C 44/425
. . . . . .
{
Valve or nozzle constructions; Details of injection devices
}
B29C 44/427
. . . . . . .
{
having several injection gates
}
B29C 44/428
. . . . .
{
Mould constructions; Mould supporting equipment
}
Collapse
B29C 44/44
. . . .
{
in solid form
}
. . . . .
{
in the form of expandable granules, particles or beads
}
Collapse
B29C 44/46
. . .
into an open space or onto moving surfaces, i.e. to make articles of indefinite length
{
( B29C 44/365 , B29C 44/367 take precedence )
}
Collapse
B29C 44/461
. . . .
{
dispensing apparatus, e.g. dispensing foaming resin over the whole width of the moving surface
}
B29C 44/462
. . . . .
{
provided with pre-foaming devices
}
B29C 44/464
. . . . .
{
using centrifugal force
}
B29C 44/465
. . . . .
{
with adjustable die gap
}
B29C 44/467
. . . .
{
Foam spreading or levelling devices
}
B29C 44/468
. . . .
{
in a plurality of parallel streams which unite during the foaming
}
Collapse
B29C 44/48
. . . .
by gravity, e.g. casting onto, or between, moving surfaces
{
( B29C 44/468 takes precedence )
}
B29C 44/485
. . . . .
{
the material being spread in the nip of two cooperating rollers
}
Collapse
B29C 44/50
. . . .
using pressure difference, e.g. by extrusion, by spraying
{
( B29C 44/468 takes precedence )
}
B29C 44/52
. . . . .
between moving surfaces
B29C 44/54
. . . .
in the form of expandable particles or beads
Collapse
. .
After-treatment of articles, e.g. for altering the shape
B29C 44/5609
. . .
{
Purging of residual gas, e.g. noxious or explosive blowing agents
}
B29C 44/5618
. . .
{
Impregnating foam articles
}
Collapse
B29C 44/5627
. . .
{
by mechanical deformation, e.g. crushing, embossing, stretching
}
Collapse
B29C 44/5636
. . . .
{
with the addition of heat
}
B29C 44/5645
. . . . .
{
Differential deformation by differential heating
}
B29C 44/5654
. . . .
{
Subdividing foamed articles to obtain particular surface properties, e.g. on multiple modules
}
B29C 44/5663
. . . .
{
by perforating the foam, e.g. to open the cells
}
B29C 44/5672
. . . .
{
by stretching the foam, e.g. to open the cells
}
B29C 44/5681
. . .
{
Covering the foamed object with e.g. a lining
}
. . .
{
Shaping and joining components with different densities or hardness
}
Collapse
B29C 44/58
. .
Moulds
B29C 44/581
. . .
{
Closure devices for pour holes
}
B29C 44/582
. . .
{
for making undercut articles
}
B29C 44/583
. . .
{
for making articles with cavities
}
B29C 44/585
. . .
{
with adjustable size of the mould cavity
}
B29C 44/586
. . .
{
with a cavity increasing in size during foaming
}
B29C 44/587
. . .
{
with a membrane, e.g. for pressure control
}
. . .
{
with means for venting, e.g. releasing foaming gas
}
Collapse
B29C 44/60
. .
Measuring, controlling or regulating
B29C 44/605
. . .
{
Calibration following a shaping operation, e.g. extrusion
}
Collapse
Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould ; Apparatus therefor( injection blow-moulding B29C 49/06 )
.
{
characterised by the choice of material
}
NOTE
-
When classifying in this group, it is desirable to add the indexing codes of subclass B29K to identify the moulding materials and their properties. Documents concerning the choice of moulding materials having a particular influence on the moulding technique should be classified in this group if of interest

.
{
of successively moulded portions rigidly joined to each other
}
Collapse
.
{
using fibre reinforcements
}
B29C 2045/0006
. .
{
the fibres being oriented in a direction perpendicular to the flow direction of the moulding material into the mould
}
B29C 2045/0008
. .
{
the fibres being oriented randomly
}
B29C 2045/001
. .
{
Bulk moulding compounds (BMC)
}
B29C 2045/0012
. .
{
Skin layers without fibres or with little fibres
}
Collapse
.
{
using fillers dispersed in the moulding material, e.g. metal particles
}
B29C 2045/0015
. .
{
Non-uniform dispersion of fillers
}
Collapse
.
{
moulding interconnected elements which are movable with respect to one another, e.g. chains or hinges
}
B29C 2045/0018
. .
{
moulding containers with handle e.g. buckets
}
B29C 2045/002
. .
{
using shrinkage
}
B29C 2045/0022
. .
{
using deformation of injected material to obtain interconnection
}
B29C 2045/0024
. .
{
using a mould core with a blind hole wherein the hinge shaft is moulded
}
Collapse
.
{
Preventing defects on the moulded article, e.g. weld lines, shrinkage marks( preventing defects on the preformed parts or layers B29C 45/14836 )
}
Collapse
B29C 2045/0027
. .
{
Gate or gate mark locations
}
B29C 2045/0029
. . .
{
gates on the central optical axis of lenses
}
B29C 2045/0031
. .
{
Movable mould wall parts in contact with weld lines e.g. rotating pins for stirring the weld line
}
B29C 2045/0032
. .
{
sequential injection from multiple gates, e.g. to avoid weld lines
}
B29C 2045/0034
. .
{
Mould parting lines
}
B29C 2045/0036
. .
{
Submerged or recessed burrs
}
B29C 2045/0037
. .
{
Moulding articles or parts thereof without parting line
}
B29C 2045/0039
. .
{
intermixing the injected material front at the weld line, e.g. by applying vibrations to the melt front( B29C 2045/0031 takes precedence )
}
B29C 2045/0041
. .
{
preventing initial material from entering the mould cavity
}
B29C 2045/0043
. .
{
preventing shrinkage by reducing the wall thickness of the moulded article
}
B29C 2045/0044
. .
{
expelling moulding material outside the mould cavity at the weld line location( moulds with overflow cavities B29C 45/2669 )
}
Collapse
.
{
Details relating to the filling pattern or flow paths or flow characteristics of moulding material in the mould cavity
}
B29C 2045/0048
. .
{
Laminar flow
}
B29C 2045/0049
. .
{
the injected material flowing against a mould cavity protruding part
}
B29C 2045/0051
. .
{
Flow adjustment by throttles
}
Collapse
.
{
combined with a final operation, e.g. shaping( injection-compression moulding B29C 45/561 )
}
Collapse
. .
{
Shaping
}
B29C 2045/0056
. . .
{
folding back undercut forming parts, e.g. tabs of closures
}
B29C 2045/0058
. . .
{
removing material
}
Collapse
B29C 45/006
. .
{
Joining parts moulded in separate cavities
}
. . .
{
Joined by injection moulding
}
B29C 2045/0063
. . .
{
facing before assembling, i.e. bringing the parts opposite to each other before assembling
}
B29C 2045/0065
. . .
{
the parts being interconnected before assembling by a breaking or shearing point
}
B29C 2045/0067
. . .
{
interposing an insert between the parts to be assembled
}
B29C 2045/0068
. . .
{
using axially aligned and separated mould cavities
}
B29C 2045/007
. . .
{
assembling a container and a handle
}
B29C 2045/0072
. . .
{
the parts to be joined being moulded in a stack mould( stack moulds in general B29C 45/32 )
}
B29C 2045/0074
. . .
{
inserting a heating tool inside the mould
}
B29C 2045/0075
. .
{
curing or polymerising by irradiation
}
B29C 2045/0077
. .
{
removing burrs or flashes( in general B29C 37/02 )
}
B29C 2045/0079
. .
{
applying a coating or covering
}
.
{
of objects with parts connected by a thin section, e.g. hinge, tear line
}
.
{
Reciprocating the moulding material inside the mould cavity, e.g. push-pull injection moulding
}
.
{
General arrangement or lay-out of plants( B29C 45/1468 takes precedence )
}
B29C 2045/0086
.
{
Runner trees, i.e. several articles connected by a runner
}
B29C 2045/0087
.
{
making hollow articles using a floating core movable in the mould cavity by fluid pressure and expelling molten excess material
}
B29C 2045/0089
.
{
successive filling of parts of a mould cavity, i.e. one cavity part being filled before another part is filled( sequential filling to prevent weld lines B29C 2045/0032 )
}
B29C 2045/0091
.
{
Pellets or granules, e.g. their structure, composition, length, height, width
}
B29C 2045/0093
.
{
of articles provided with an attaching element
}
B29C 2045/0094
.
{
injection moulding of small-sized articles e.g. micro articles, ultra thin articles
}
B29C 2045/0096
.
{
drying the moulding material before injection e.g. by heating
}
B29C 2045/0098
.
{
shearing of the moulding material e.g. for obtaining molecular orientation or reducing the viscosity( B29C 45/0082 takes precedence )
}
Collapse
.
Transfer moulding, i.e. transferring the required volume of moulding material by a plunger from a "shot" cavity into a mould cavity
. .
{
Plunger drives; Pressure equalizing means for a plurality of transfer plungers
}
B29C 2045/022
. .
{
Stationary transfer plungers
}
B29C 2045/024
. .
{
Transfer plungers and pots with an oblong cross section
}
B29C 2045/025
. .
{
with the transfer plunger surface forming a part of the mould cavity wall at the end of the plunger transfer movement
}
Collapse
B29C 2045/027
. .
{
heat insulated cold transfer moulding
}
B29C 2045/028
. . .
{
using auxiliary curing or setting means
}
Collapse
.
Injection moulding apparatus( transfer moulding B29C 45/02 )
B29C 2045/033
. .
{
horizontal injection units mounted on a mould half carrying plate
}
. .
{
Injection pistols
}
Collapse
. .
using movable moulds
{
or mould halves
}
( B29C 45/08 takes precedence )
Collapse
. . .
{
involving at least a linear movement( B29C 45/0433 takes precedence )
}
Collapse
. . . .
{
co-operating with fixed mould halves
}
B29C 2045/0425
. . . . .
{
Book moulds, i.e. a mould half can be opened and closed like a book with regard to the other mould half, the mould halves being connected by a hinge
}
. . .
{
mounted on a conveyor belt or chain
}
Collapse
. . .
{
involving a rotational movement( B29C 45/06 takes precedence )
}
Collapse
. . . .
{
mounted on the circumference of a rotating support having a rotating axis perpendicular to the mould opening, closing or clamping direction
}
B29C 2045/0458
. . . . .
{
Drive means for the rotating support
}
B29C 2045/0466
. . .
{
the axial movement of the mould being linked to the rotation of the mould or mould half
}
B29C 2045/0475
. . .
{
continuously movable moulds
}
B29C 2045/0483
. . .
{
pivotally mounted mould halves( B29C 2045/0425 takes precedence )
}
B29C 2045/0491
. . .
{
both mould halves being shifted to the injection unit for obtaining nozzle touch
}
Collapse
. . .
{
mounted
}
on a turntable
{
i.e. on a rotating support having a rotating axis parallel to the mould opening, closing or clamping direction
}
. . . .
{
carrying mould halves co-operating with fixed mould halves
}
B29C 2045/065
. . . .
{
continuously rotating turntables
}
B29C 2045/067
. . . .
{
one mould being openable during clamping of the other moulds
}
Collapse
. .
using movable injection units
B29C 2045/073
. . .
{
pivotable horizontal injection unit with a nozzle pushed against a mould half
}
. . .
{
cooperating with two or more moulds
}
. . .
moving with the mould during the injection operation
. .
using moulds or injection units usable in different arrangements or combinations to each other
Collapse
. .
using two or more fixed moulds, e.g. in tandem
{
( B29C 45/076 takes precedence )
}
. . .
{
using a material distributing system
}
Collapse
. .
using two or more injection units co-operating with a single mould
B29C 2045/135
. . .
{
selectively injecting different materials in the same mould for making different articles in the same mould
}
Collapse
.
incorporating preformed parts or layers, e.g. injection moulding around inserts or for coating articles
{
( B29C 45/1671 takes precedence )
}
Collapse
. .
{
Inserting articles into the mould( B29C 45/14827 takes precedence )
}
Collapse
. . .
{
Intermittently feeding endless articles, e.g. transfer films, to the mould( B29C 45/14262 takes precedence )
}
. . . .
{
and punching or cutting a portion from the endless articles during mould closing
}
. . .
{
Transferring the inserts from a storage space inside the mould to the mould cavity
}
B29C 2045/1404
. . .
{
feeding inserts cut out from an endless sheet outside the mould
}
B29C 2045/14049
. . .
{
feeding inserts by a swing arm
}
B29C 2045/14057
. . .
{
feeding inserts wrapped on a core
}
Collapse
. .
{
Positioning or centering articles in the mould
}
Collapse
. . .
{
using means being retractable during injection
}
B29C 2045/14081
. . . .
{
centering means retracted by the injection pressure
}
B29C 2045/1409
. . . .
{
using control means for retraction of the centering means
}
B29C 2045/14098
. . .
{
fixing or clamping inserts having variable dimensions
}
B29C 2045/14106
. . .
{
using electrostatic attraction or static electricity
}
B29C 2045/14114
. . .
{
using an adhesive
}
B29C 2045/14122
. . .
{
using fixed mould wall projections for centering the insert
}
B29C 2045/14131
. . .
{
using positioning or centering means forming part of the insert
}
B29C 2045/14139
. . .
{
positioning inserts having a part extending into a positioning cavity outside the mould cavity
}
B29C 2045/14147
. . .
{
using pins or needles penetrating through the insert
}
B29C 2045/14155
. . .
{
using vacuum or suction
}
B29C 2045/14163
. . .
{
using springs being part of the positioning means
}
B29C 2045/14172
. . .
{
using light to define the position of the insert
}
Collapse
. .
{
the inserts being deformed or preformed, e.g. by the injection pressure
}
B29C 2045/14188
. . .
{
trimming the article in the mould
}
Collapse
. . .
{
the inserts being positioned around an edge of the injected part
}
B29C 2045/14204
. . . .
{
the edges formed by an intermediate mould part
}
B29C 2045/14213
. . .
{
deforming by gas or fluid pressure in the mould cavity
}
Collapse
. . .
{
by tools, e.g. cutting means
}
B29C 2045/14229
. . . .
{
deforming wire-like articles
}
Collapse
B29C 2045/14237
. . .
{
the inserts being deformed or preformed outside the mould or mould cavity
}
B29C 2045/14245
. . . .
{
using deforming or preforming means outside the mould cavity
}
B29C 2045/14254
. . . .
{
deforming or preforming endless articles outside the mould
}
Collapse
B29C 45/14262
. . .
{
Clamping or tensioning means for the insert
}
B29C 2045/1427
. . . .
{
controlling the slip of the insert
}
B29C 2045/14278
. . . .
{
controlling the tension of the insert
}
Collapse
B29C 2045/14286
. . .
{
means for heating the insert
}
B29C 2045/14295
. . . .
{
the heating means being used for feeding the insert into the mould
}
B29C 2045/14303
. . .
{
progressively transferring the insert from one mould wall to the other mould wall of the mould cavity
}
Collapse
. .
{
using means for bonding the coating to the articles( B29C 45/14795 takes precedence )
}
B29C 2045/14319
. . .
{
bonding by a fusion bond
}
B29C 2045/14327
. . .
{
anchoring by forcing the material to pass through a hole in the article
}
Collapse
. .
{
Coating a portion of the article, e.g. the edge of the article( B29C 45/14573 and B29C 45/14598 take precedence )
}
Collapse
. . .
{
Moulding in or through a hole in the article, e.g. outsert moulding
}
B29C 2045/14352
. . . .
{
injecting into blind holes
}
B29C 2045/1436
. . . .
{
coating hollow articles having holes passing through the wall
}
B29C 2045/14368
. . . .
{
holes with means for anchoring the injected material
}
. . .
{
using an additional insert, e.g. a fastening element
}
Collapse
. . .
{
Coating a portion of a bundle of inserts, e.g. making brushes
}
B29C 2045/14393
. . . .
{
preventing leakage of injected material into tuft insertion holes of the mould
}
B29C 2045/14401
. . . .
{
using a hot gas for forming a knob on the tuft end
}
. . .
{
Coating profiles or strips by injecting end or corner or intermediate parts
}
. . .
{
Sealing means between mould and article
}
B29C 45/14426
. . .
{
Coating the end of wire-like or rod-like or cable-like or blade-like or belt-like articles
}
. . .
{
Coating brittle material, e.g. glass( B29C 45/14377 , B29C 45/14418 take precedence )
}
B29C 2045/14442
. . .
{
injecting a grill or grid on the insert
}
B29C 2045/1445
. . .
{
injecting a part onto a blow moulded object
}
B29C 2045/14459
. . .
{
injecting seal elements
}
Collapse
. .
{
Joining articles or parts of a single article( B29C 45/14377 , B29C 45/14385 , B29C 45/14581 , B29C 45/14614 and B29C 45/006 take precedence )
}
Collapse
. . .
{
Joining juxtaposed parts of a single article, e.g. edges of a folded container blank
}
B29C 2045/14483
. . . .
{
overlapping edges of the juxtaposed parts
}
Collapse
. . .
{
Injecting material between coaxial articles, e.g. between a core and an outside sleeve for making a roll
}
B29C 2045/145
. . . .
{
making rolls
}
Collapse
. . .
{
Joining juxtaposed sheet-like articles, e.g. for making trim panels
}
B29C 2045/14516
. . . .
{
the transition area of juxtaposed parts being hidden in a groove of the moulded article
}
B29C 2045/14524
. . .
{
making hollow articles
}
B29C 2045/14532
. . .
{
injecting between two sheets
}
B29C 2045/1454
. . .
{
injecting between inserts not being in contact with each other
}
Collapse
. .
{
Coating rod-like, wire-like or belt-like articles( B29C 45/14426 takes precedence )
}
B29C 2045/14557
. . .
{
coating spliced fibres or cables, e.g. optical fiber splices or junctions
}
Collapse
. . .
{
at spaced locations, e.g. coaxial-cable wires
}
. . . .
{
Coating the edge of the article, e.g. for slide-fasteners
}
. . . .
{
Coating the cross-over points of articles in the form of a network
}
. .
{
Coating annular articles
}
Collapse
. .
{
Coating tubular articles
}
B29C 2045/14606
. . .
{
Mould cavity sealing means
}
. . .
{
Joining tubular articles
}
. . .
{
Lining the inner or outer surface of tubular articles
}
. .
{
Coating reinforcements( fibre reinforcements B29C 45/0005 )
}
Collapse
. .
{
for obtaining an insulating effect, e.g. for electrical components
}
. . .
{
Making flat card-like articles with an incorporated IC or chip module, e.g. IC or chip cards
}
Collapse
. . .
{
connected to or mounted on a carrier, e.g. lead frame
}
B29C 2045/14663
. . . .
{
the mould cavity walls being lined with a film, e.g. release film
}
B29C 2045/14672
. . . .
{
moulding with different depths of the upper and lower mould cavity
}
. . . .
{
Plants therefor
}
Collapse
. .
{
Coating articles provided with a decoration
}
B29C 2045/14696
. . .
{
transparent decorated inserts
}
B29C 2045/14704
. . .
{
ink decorations
}
B29C 2045/14713
. . .
{
decorations in contact with injected material
}
B29C 2045/14721
. . .
{
decorations transferred by diffusion or sublimation
}
B29C 2045/14729
. . .
{
decorations not in contact with injected material
}
B29C 2045/14737
. . .
{
decorations printed on the insert by a digital imaging technique
}
B29C 2045/14745
. . .
{
in-line printing
}
Collapse
. .
{
being in movable or releasable engagement with the coating, e.g. bearing assemblies
}
B29C 2045/14762
. . .
{
using shrinkage
}
B29C 2045/1477
. . .
{
Removable inserts, e.g. the insert being peeled off after moulding
}
Collapse
. .
{
the article consisting of a material with particular properties, e.g. porous, brittle
}
. . .
{
Fibrous material or fibre containing material, e.g. fibre mats or fibre reinforced material
}
Collapse
. . .
{
Porous or permeable material, e.g. foam
}
B29C 2045/14803
. . . .
{
the injected material entering minute pores
}
. . .
{
Multilayered articles( B29C 45/14827 takes precedence )
}
. .
{
the inserts being completely encapsulated
}
. .
{
using a transfer foil detachable from the insert
}
Collapse
B29C 45/14836
. .
{
Preventing damage of inserts during injection, e.g. collapse of hollow inserts, breakage( B29C 45/14434 takes precedence )
}
B29C 2045/14844
. . .
{
Layers protecting the insert from injected material
}
B29C 2045/14852
. .
{
incorporating articles with a data carrier, e.g. chips( memory cards, chip cards B29L 2017/006 )
}
Collapse
B29C 2045/1486
. .
{
Details, accessories and auxiliary operations
}
Collapse
B29C 2045/14868
. . .
{
Pretreatment of the insert, e.g. etching, cleaning
}
B29C 2045/14877
. . . .
{
preheating or precooling the insert for non-deforming purposes
}
B29C 2045/14885
. . . .
{
by plasma treatment
}
B29C 2045/14893
. . .
{
Preventing defects relating to shrinkage of inserts or coating material
}
Collapse
B29C 2045/14901
. . .
{
Coating a sheet-like insert smaller than the dimensions of the adjacent mould wall
}
B29C 2045/14909
. . . .
{
the edge of the sheet-like insert being hidden e.g. in a groove or protruding into the injected material
}
Collapse
B29C 2045/14918
. . . .
{
in-mould-labelling
}
B29C 2045/14926
. . . . .
{
multiple labels in the same cavity
}
B29C 2045/14934
. . .
{
Preventing penetration of injected material between insert and adjacent mould wall( sealing means between mould and article B29C 45/14418 )
}
B29C 2045/14942
. . .
{
Floating inserts, e.g. injecting simultaneously onto both sides of an insert through a pair of opposed gates
}
B29C 2045/1495
. . .
{
Coating undercut inserts
}
B29C 2045/14959
. . .
{
Flashing the injected material to the outside of the mould cavity for any purpose
}
Collapse
B29C 2045/14967
. . .
{
Injecting through an opening of the insert
}
B29C 2045/14975
. . . .
{
the injection nozzle penetrating through the insert
}
B29C 2045/14983
. . .
{
Bursting or breakthrough of the insert by the injection pressure
}
B29C 2045/14991
. . .
{
Submerged burrs e.g. using protruding mould parts forming a cavity in which the burr on the insert is formed for preventing surface defects
}
Collapse
.
Making multilayered or multicoloured articles
{
( B29C 45/0062 takes precedence; feeding colouring materials into the injection unit B29C 45/1816 )
}
B29C 2045/1601
. .
{
the injected materials not being adhered or bonded to each other( B29C 45/0017 takes precedence )
}
Collapse
B29C 45/1603
. .
{
Multi-way nozzles specially adapted therefor
}
B29C 45/1604
. . .
{
using a valve urged by the injection pressure
}
B29C 45/1606
. . .
{
using a rotatable valve
}
B29C 45/1607
. . .
{
having at least three different ways
}
B29C 2045/1609
. . .
{
having independent heating or cooling means for each way
}
B29C 2045/161
. . .
{
using a hollow needle valve through which one material is injected
}
B29C 2045/1612
. . .
{
using needle valves with at least four positions
}
B29C 2045/1614
. . .
{
side-by-side flow of materials in the same channel
}
Collapse
. .
{
The materials being injected at different moulding stations
}
B29C 2045/1617
. . .
{
using stack moulds
}
B29C 45/1618
. . .
{
using an auxiliary treatment station, e.g. for cooling or ejecting( B29C 45/1628 takes precedence )
}
Collapse
B29C 45/162
. . .
{
using means, e.g. mould parts, for transferring an injected part between moulding stations
}
B29C 2045/1621
. . . .
{
the transfer means operating independently from the injection mould cavity i.e. during injection the transfer means are completely outside the mould cavity
}
B29C 2045/1623
. . . .
{
transfer by a slidable element forming a part of both cavities
}
Collapse
B29C 45/1625
. . .
{
Injecting parison-like articles
}
B29C 2045/1626
. . . .
{
using a cooling station
}
Collapse
B29C 45/1628
. . .
{
using a mould carrier rotatable about an axis perpendicular to the opening and closing axis of the moulding stations
}
B29C 2045/1629
. . . .
{
turrets with incorporated ejection means
}
B29C 2045/1631
. . . .
{
turrets fixed with regard to the machine frame
}
B29C 2045/1632
. . . .
{
injection units supported by a movable mould plate
}
. .
{
with a non-uniform dispersion of the moulding material in the article, e.g. resulting in a marble effect
}
Collapse
B29C 45/1635
. .
{
using displaceable mould parts, e.g. retractable partition between adjacent mould cavities
}
B29C 2045/1637
. . .
{
the first injected part and the movable mould part being movable together
}
. . .
{
Removable partitions between adjacent mould cavity portions
}
B29C 45/164
. .
{
The moulding materials being injected simultaneously
}
Collapse
. .
{
having a "sandwich" structure( B29C 45/1603 takes precedence )
}
B29C 45/1643
. . .
{
from at least three different materials or with at least four layers
}
B29C 45/1645
. . .
{
Injecting skin and core materials from the same injection cylinder, e.g. mono-sandwich moulding
}
Collapse
. . .
{
Injecting parison-like articles( B29C 45/1643 takes precedence )
}
B29C 2045/1648
. . . .
{
the parison core layer being a barrier material
}
B29C 2045/165
. . . .
{
the parison core layer comprising recycled or scrap material
}
B29C 2045/1651
. . .
{
Independent injection runners or nozzles
}
B29C 2045/1653
. . .
{
using a core injection nozzle penetrating through the skin or into the mould cavity
}
B29C 2045/1654
. . .
{
whereby the core material is penetrating through the skin
}
B29C 2045/1656
. . .
{
Injecting the skin material through the central passage of the multiway nozzle
}
Collapse
B29C 45/1657
. .
{
using means for adhering or bonding the layers or parts to each other( mechanical anchoring B29C 37/0082 )
}
B29C 2045/1659
. . .
{
Fusion bonds
}
Collapse
B29C 2045/166
. . .
{
Roughened surface bonds
}
B29C 2045/1662
. . . .
{
plasma roughened surface bonds
}
B29C 2045/1664
. . .
{
Chemical bonds
}
B29C 2045/1665
. . .
{
Shrinkage bonds
}
B29C 2045/1667
. . .
{
Deformation bonds
}
B29C 2045/1668
. . .
{
Penetration bonds
}
B29C 2045/167
. .
{
injecting the second layer through the first layer
}
Collapse
. .
{
with an insert
}
B29C 2045/1673
. . .
{
injecting the first layer, then feeding the insert, then injecting the second layer
}
. .
{
using exchangeable mould halves
}
Collapse
B29C 45/1676
. .
{
using a soft material and a rigid material, e.g. making articles with a sealing part
}
B29C 2045/1678
. . .
{
first moulding the soft material
}
B29C 45/1679
. .
{
applying surface layers onto injection-moulded substrates inside the mould cavity, e.g. in-mould coating (IMC)( applying suface layers after ejection B29C 45/0053 )
}
B29C 2045/1681
. .
{
one layer penetrating at one or more areas through another layer
}
B29C 2045/1682
. .
{
preventing defects
}
. .
{
Injecting parison-like articles( B29C 45/1625 , B29C 45/1643 and B29C 45/1646 take precedence )
}
B29C 2045/1685
. .
{
mounting of the additional injection unit
}
B29C 2045/1687
. .
{
preventing leakage of second injected material from the mould cavity
}
B29C 2045/1689
. .
{
injecting layers having identical injection cycle times
}
B29C 2045/169
. .
{
injecting electrical circuits e.g. one layer being made of conductive material
}
B29C 2045/1692
. .
{
one layer comprising fibres
}
B29C 2045/1693
. .
{
shaping the first molding material before injecting the second molding material, e.g. by cutting, folding
}
B29C 2045/1695
. .
{
injecting ceramic powder layers and plastic material layers
}
B29C 2045/1696
. .
{
injecting metallic layers and plastic material layers
}
B29C 2045/1698
. .
{
multicoloured articles moulded in one step( non-uniform dispersion of colours B29C 45/1634 )
}
Collapse
.
Component parts, details or accessories ; Auxiliary operations
Collapse
. .
{
using a particular environment during moulding, e.g. moisture-free or dust-free
}
B29C 2045/1702
. . .
{
dissolving or absorbing a fluid in the plastic material
}
Collapse
. .
{
Introducing an auxiliary fluid into the mould( B29C 45/1701 takes precedence )
}
Collapse
. . .
{
the fluid being introduced into the interior of the injected material which is still in a molten state, e.g. for producing hollow articles( B29C 45/1732 and B29C 45/1734 take precedence; injection blow-moulding B29C 49/06 )
}
B29C 45/1705
. . . .
{
using movable mould parts
}
Collapse
. . . .
{
using particular fluids or fluid generating substances
}
Collapse
B29C 2045/1707
. . . . .
{
using a liquid e.g. water
}
B29C 2045/1708
. . . . . .
{
removing the liquid from the hollow
}
B29C 2045/1709
. . . . .
{
using a cooling fluid
}
B29C 2045/171
. . . . .
{
using an evaporating substance
}
Collapse
B29C 45/1711
. . . .
{
and removing excess material from the mould cavity by the introduced fluid, e.g. to an overflow cavity
}
B29C 2045/1712
. . . . .
{
plastic material flowing back into the injection unit
}
B29C 2045/1713
. . . . .
{
using several overflow cavities
}
B29C 2045/1714
. . . . .
{
overflow cavities provided with heating means
}
B29C 2045/1715
. . . .
{
Filled hollows
}
B29C 2045/1717
. . . .
{
Temperature controlled mould parts to control the location or configuration of the hollow
}
B29C 2045/1718
. . . .
{
sealing or closing the fluid injection opening
}
B29C 2045/1719
. . . .
{
making tubular articles
}
B29C 2045/172
. . . .
{
making roof racks for vehicles or parts thereof
}
B29C 2045/1721
. . . .
{
making wheels
}
B29C 2045/1722
. . . .
{
injecting fluids containing plastic material
}
B29C 2045/1723
. . . .
{
using fibre reinforcements
}
B29C 2045/1724
. . . .
{
hollows used as conduits
}
B29C 2045/1725
. . . .
{
making hollow seals
}
B29C 2045/1726
. . . .
{
moving the fluid through the hollow using a fluid inlet and a fluid outlet
}
B29C 2045/1727
. . . .
{
using short shots of moulding material
}
B29C 2045/1728
. . . .
{
injecting fluid from an end of the mould cavity and in the longitudinal direction thereof
}
B29C 2045/1729
. . . .
{
fluid venting means
}
B29C 2045/173
. . . .
{
using a plurality of fluid injection nozzles
}
B29C 2045/1731
. . . .
{
vacuum or underpressure for forming the hollow
}
B29C 45/1732
. . .
{
Control circuits therefor
}
Collapse
B29C 45/1734
. . .
{
Nozzles therefor
}
. . . .
{
Nozzles for introducing the fluid through the mould gate, e.g. incorporated in the injection nozzle
}
B29C 45/1736
. . . .
{
provided with small holes permitting the flow of gas therethrough, e.g. using a porous element of sintered material( B29C 45/1735 takes precedence )
}
B29C 2045/1737
. . . .
{
Pin-in-sleeve devices
}
B29C 2045/1738
. . . .
{
using a valve mounted in movable valve sleeve
}
B29C 2045/1739
. . . .
{
controlling the temperature or heat-transfer in fluid injection nozzles
}
Collapse
. . .
{
Applying a pressurised fluid to the outer surface of the injected material inside the mould cavity, e.g. for preventing shrinkage marks
}
B29C 2045/1741
. . . .
{
Seals preventing pressurized fluid to escape from the mould cavity( mould seals B29C 45/2608 )
}
Collapse
. .
{
Mounting of moulds; Mould supports( mounting of exchangeable mould inserts B29C 45/2675 )
}
B29C 45/1743
. . .
{
using mounting means projecting from the back side of the mould or from the front side of the mould support
}
. . .
{
Mould support platens
}
B29C 2045/1745
. . .
{
using vacuum means
}
B29C 2045/1746
. . .
{
using magnetic means
}
. .
{
Tie-rod connections
}
Collapse
. .
{
Retractable tie-rods
}
B29C 2045/175
. . .
{
using the movable mould plate for extracting a tie rod
}
Collapse
. .
{
Adjustment means allowing the use of moulds of different thicknesses
}
B29C 2045/1752
. . .
{
using the mould clamping means for displacing the rear platen
}
Collapse
. .
{
Cleaning or purging, e.g. of the injection unit( B29C 45/24 takes precedence )
}
B29C 2045/1754
. . .
{
purging cooling channels
}
B29C 45/1755
. . .
{
Means for receiving or discharging purged material; Purge shields
}
Collapse
. .
{
Handling of moulds or mould parts, e.g. mould exchanging means( moulds per se B29C 45/26 )
}
B29C 2045/1757
. . .
{
common exchange means for several injection machines
}
B29C 2045/1758
. . .
{
exchanging stampers
}
B29C 45/1759
. .
{
Removing sprues from sprue-channels
}
. .
{
Exchanging the injection unit or parts thereof
}
Collapse
. .
{
Means for guiding movable mould supports or injection units on the machine base or frame; Machine bases or frames( B29C 45/1747 takes precedence )
}
B29C 2045/1762
. . .
{
compensating frame distortion proportional to the mould clamping force
}
B29C 2045/1763
. . .
{
preventing distortion of the machine part guiding the movable mould
}
B29C 2045/1764
. . .
{
Guiding means between the movable mould plate and tie rods
}
Collapse
B29C 2045/1765
. . .
{
Machine bases
}
B29C 2045/1767
. . . .
{
connecting means for machine base parts
}
B29C 2045/1768
. . .
{
constructions of C-shaped frame elements
}
Collapse
. .
{
Handling of moulded articles or runners, e.g. sorting, stacking, grinding of runners
}
B29C 2045/177
. . .
{
stacking moulded articles
}
Collapse
B29C 45/1771
. . .
{
Means for guiding or orienting articles while dropped from the mould, e.g. guide rails or skirts
}
B29C 2045/1772
. . . .
{
sorting different articles
}
B29C 45/1773
. .
{
Means for adjusting or displacing the injection unit into different positions, e.g. for co-operating with different moulds( B29C 45/1781 takes precedence )
}
. .
{
Display units or mountings therefor; Switch cabinets
}
Collapse
. .
{
Connecting parts, e.g. injection screws, ejectors, to drive means
}
B29C 2045/1776
. . .
{
magnetic connecting means
}
Collapse
. .
{
Nozzle touch mechanism
}
B29C 2045/1778
. . .
{
separate drive means for moving and producing the touch force
}
B29C 2045/1779
. . .
{
using chains or the like as drive transmission means for the movement of the injection unit
}
B29C 45/178
. .
{
Means disposed outside the mould for unscrewing threaded articles, e.g. chuck devices( moulds with incorporated unscrewing drive means B29C 45/262 )
}
B29C 45/1781
. .
{
Aligning injection nozzles with the mould sprue bush
}
B29C 45/1782
. .
{
Mounting or clamping means for heating elements or thermocouples
}
Collapse
B29C 2045/1784
. .
{
Component parts, details or accessories not otherwise provided for; Auxiliary operations not otherwise provided for
}
B29C 2045/1785
. . .
{
Movement of a part, e.g. opening or closing movement of the mould, generating fluid pressure in a built-in fluid pressure generator
}
B29C 2045/1786
. . .
{
Electric wire or cable guides e.g. for manifolds
}
B29C 2045/1787
. . .
{
Mould parts driven by pressure of injected material( B29C 2045/14081 takes precedence )
}
Collapse
B29C 2045/1788
. . .
{
Preventing tilting of movable mould plate during closing or clamping
}
B29C 2045/1789
. . . .
{
using weight compensating means for the movable mould half
}
B29C 2045/179
. . .
{
Frames or machine parts made of concrete
}
B29C 2045/1791
. . .
{
Means for spacing or distancing mould supporting plates e.g. for mould exchange
}
Collapse
B29C 2045/1792
. . .
{
Machine parts driven by an electric motor, e.g. electric servomotor
}
B29C 2045/1793
. . . .
{
by an electric linear motor( linear motors in general H02K 41/02 )
}
B29C 2045/1794
. . . .
{
by a rotor or directly coupled electric motor e.g. using a tubular shaft motor( for driving axially movable screws B29C 2045/5024 )
}
B29C 2045/1795
. . .
{
Means for detecting resin leakage or drooling from the injection nozzle
}
B29C 2045/1796
. . .
{
Moulds carrying mould related information or codes, e.g. bar codes, counters
}
B29C 2045/1797
. . .
{
Machine parts provided with a shroud or cover or shield, e.g. for preventing oil or dust scattering( used as safety device B29C 45/84 ; for guiding or orienting ejected articles B29C 45/1771 ; for obtaining a particular moulding environment B29C 45/1701 ; for obtaining a vacuum environment B29C 45/34 )
}
B29C 2045/1798
. . .
{
Using spring tension to drive movable machine parts
}
Collapse
. .
Feeding the material into the injection moulding apparatus,
{
i.e. feeding the non-plastified material into the injection unit
}
. . .
{
Feeding measured doses
}
Collapse
. . .
{
Feeding auxiliary material, e.g. colouring material
}
B29C 2045/1825
. . . .
{
feeding auxiliary material for either skin or core of the injected article
}
B29C 2045/1833
. . . .
{
recycling sprues or runners
}
B29C 2045/1841
. . . .
{
into runner channel or runner nozzle
}
B29C 2045/185
. . . .
{
controlling the amount of auxiliary material
}
. . .
{
Changing the kind or the source of material, e.g. using a plurality of hoppers
}
B29C 45/1866
. . .
{
Feeding multiple materials( B29C 45/1816 takes precedence )
}
B29C 2045/1875
. . .
{
Hoppers connected to a feed screw
}
B29C 2045/1883
. . .
{
directly injecting moulding material from the chemical production plant into the mould without granulating
}
B29C 2045/1891
. . .
{
Means for detecting presence or level of raw material inside feeding ducts, e.g. level sensors inside hoppers
}
Collapse
. .
Injection nozzles
{
( B29C 45/1603 takes precedence )
}
B29C 2045/202
. . .
{
Laterally adjustable nozzle or nozzle tip mountings
}
B29C 2045/205
. . .
{
Elongated nozzle openings
}
B29C 2045/207
. . .
{
Preventing stringing of the moulding material
}
. . .
Multiple nozzle systems
Collapse
B29C 45/23
. . .
Feed stopping equipment
. . . .
{
Needle valve systems therefor
}
B29C 45/232
. . . .
{
comprising closing means disposed outside the nozzle
}
B29C 45/234
. . . .
{
Valves opened by the pressure of the moulding material( B29C 45/231 takes precedence )
}
B29C 2045/235
. . . .
{
axially movable inclined or orthogonal valves
}
B29C 2045/237
. . . .
{
two or more cooperating valve elements
}
B29C 2045/238
. . . .
{
Injection nozzles extending into the sprue channel or vice versa
}
. . .
Cleaning equipment
Collapse
. .
Moulds
Collapse
. . .
{
Mould construction elements
}
B29C 2045/2604
. . . .
{
Latching means for successive opening or closing of mould plates
}
. . . .
{
Guiding or centering means
}
. . .
{
Mould seals
}
Collapse
. . .
{
having tubular mould cavities
}
. . . .
{
for manufacturing tubular articles with an annular groove
}
B29C 45/2614
. . . .
{
for manufacturing bent tubular articles using an undercut forming mould core
}
. . .
{
having annular mould cavities
}
Collapse
B29C 45/2618
. . .
{
having screw-threaded mould walls
}
. . . .
{
provided with unscrewing drive means( unscrewing means outside the mould B29C 45/178 )
}
B29C 45/2622
. . . .
{
for moulding interrupted screw threads
}
. . .
{
provided with a multiplicity of wall-like cavities connected to a common cavity, e.g. for battery cases
}
. . .
{
provided with a multiplicity of narrow cavities connected to a common cavity, e.g. for brushes, combs
}
. . .
{
with mould parts forming holes in or through the moulded article, e.g. for bearing cages
}
Collapse
. . .
{
with mould wall parts provided with fine grooves or impressions, e.g. for record discs
}
Collapse
. . . .
{
Stampers; Mountings thereof
}
Collapse
B29C 2045/2634
. . . . .
{
mounting layers between stamper and mould or on the rear surface of the stamper
}
B29C 2045/2636
. . . . . .
{
insulating layers
}
B29C 2045/2638
. . . . .
{
Magnetic means for mounting stampers
}
B29C 2045/264
. . . . .
{
Holders retaining the inner periphery of the stamper
}
Collapse
. . . .
{
Heating or cooling means therefor
}
B29C 2045/2644
. . . . .
{
for the outer peripheral ring
}
B29C 2045/2646
. . . .
{
Means for adjusting the axial dimension of the mould cavity
}
B29C 2045/2648
. . . .
{
Outer peripheral ring constructions
}
B29C 2045/2651
. . . .
{
using a plurality of mould cavities
}
B29C 2045/2653
. . . .
{
using two stampers
}
B29C 2045/2655
. . . .
{
Means for adjusting the radial dimension of the mould cavity
}
B29C 2045/2657
. . . .
{
Drive means for the outer peripheral ring
}
B29C 2045/2659
. . . .
{
for making substrates for laminated disks
}
B29C 2045/2661
. . . .
{
The thickness of the mould cavity being changeable in radial direction( B29C 2045/2667 takes precedence )
}
B29C 2045/2663
. . . .
{
Maintaining the axial dimension of the mould cavity during injection
}
B29C 2045/2665
. . . .
{
using vacuum means for holding the disc on one of the mould walls during opening of the mould
}
B29C 2045/2667
. . . .
{
Particular inner or outer peripheral portions of the substrate
}
Collapse
B29C 45/2669
. . .
{
with means for removing excess material, e.g. with overflow cavities( B29C 45/1711 takes precedence )
}
B29C 2045/2671
. . . .
{
Resin exit gates or bleeder passages
}
Collapse
. . .
{
with exchangeable mould parts, e.g. cassette moulds( B29C 45/1756 takes precedence )
}
B29C 45/2675
. . . .
{
Mounting of exchangeable mould inserts
}
B29C 2045/2677
. . . .
{
The exchangeable mould parts being combinable or rearrangeable in different ways
}
B29C 2045/2679
. . . .
{
Simultaneously producing different products
}
B29C 45/2681
. . .
{
with rotatable mould parts
}
Collapse
B29C 2045/2683
. . .
{
Plurality of independent mould cavities in a single mould
}
B29C 2045/2685
. . . .
{
filled with different materials
}
B29C 2045/2687
. . . .
{
controlling the filling thereof( B29C 2045/2691 takes precedence )
}
B29C 2045/2689
. . . .
{
separate independent mould halves mounted on one plate
}
B29C 2045/2691
. . . .
{
sequentially filled
}
B29C 2045/2693
. . .
{
Mould cores with a built-in injection nozzle
}
B29C 2045/2695
. . .
{
injecting articles with varying wall thickness e.g. for making a tear line
}
B29C 2045/2697
. . .
{
Deformed geometry of the cavity
}
Collapse
. . .
Sprue channels
{
Runner channels or runner nozzles
}
Collapse
. . . .
{
Details not specific to hot or cold runner channels( B29C 45/2725 takes precedence )
}
Collapse
. . . . .
{
Means for controlling the runner flow, e.g. runner switches, adjustable runners or gates
}
B29C 45/2704
. . . . . .
{
Controlling the filling rates or the filling times of two or more mould cavities by controlling the cross section or the length of the runners or the gates
}
B29C 2045/2706
. . . . . .
{
rotatable sprue bushings or runner channels for controlling runner flow in one cavity
}
Collapse
. . . . .
{
Gates( B29C 45/2703 takes precedence )
}
B29C 2045/2709
. . . . . .
{
with a plurality of mould cavity inlets in close proximity
}
B29C 45/2711
. . . . . .
{
Gate inserts
}
B29C 2045/2712
. . . . . .
{
Serial gates for moulding articles in successively filled serial mould cavities
}
B29C 2045/2714
. . . . . .
{
elongated e.g. film-like, annular
}
B29C 2045/2716
. . . . . .
{
The gate axis being perpendicular to main injection axis, e.g. injecting into side walls of a container
}
B29C 2045/2717
. . . . .
{
Reconfigurable runner channels
}
B29C 2045/2719
. . . . .
{
Fixing or locking of nozzles or sprue bushings in the mould
}
B29C 2045/272
. . . . .
{
Part of the nozzle, bushing or runner in contact with the injected material being made from ceramic material
}
B29C 2045/2722
. . . . .
{
Nozzles or runner channels provided with a pressure sensor
}
B29C 2045/2724
. . . . .
{
Preventing stringing of the moulding material
}
Collapse
B29C 45/2725
. . . .
{
Manifolds
}
B29C 45/2727
. . . . .
{
Modular manifolds; Connections between spaced manifold elements
}
B29C 2045/2729
. . . . .
{
with thermal expansion
}
Collapse
B29C 2045/273
. . . . .
{
stacked manifolds
}
B29C 2045/2732
. . . . . .
{
sealing means between them
}
B29C 2045/2733
. . . . .
{
Inserts, plugs, bushings
}
. . . .
{
for non-coaxial gates, e.g. for edge gates
}
Collapse
B29C 45/2737
. . . .
{
Heating or cooling means therefor( B29C 45/7331 takes precedence )
}
B29C 45/2738
. . . . .
{
specially adapted for manifolds
}
Collapse
B29C 2045/274
. . . . .
{
Thermocouples or heat sensors
}
B29C 2045/2741
. . . . . .
{
Plurality of independent thermocouples or heat sensors
}
Collapse
B29C 2045/2743
. . . . .
{
Electrical heating element constructions
}
B29C 2045/2745
. . . . . .
{
Film-like electrical heaters
}
B29C 2045/2746
. . . . . .
{
Multilayered electrical heaters
}
B29C 2045/2748
. . . . . .
{
Insulating layers covering the electrical heating element
}
B29C 2045/275
. . . . .
{
Planar heating or cooling elements
}
B29C 2045/2751
. . . . .
{
Electrical power supply connections
}
B29C 2045/2753
. . . . .
{
Heating means and cooling means, e.g. heating the runner nozzle and cooling the nozzle tip
}
B29C 2045/2754
. . . . .
{
Plurality of independent heating or cooling means, e.g. independently controlling the heating of several zones of the nozzle,( B29C 2045/2753 takes precedence )
}
B29C 45/2756
. . . .
{
Cold runner channels
}
B29C 45/2758
. . . .
{
Means for preventing drooling by decompression of the moulding material
}
B29C 2045/2759
. . . .
{
Nozzle centering or guiding means
}
B29C 2045/2761
. . . .
{
Seals between nozzle and mould or gate
}
B29C 2045/2762
. . . .
{
Seals between nozzle and manifold
}
B29C 2045/2764
. . . .
{
Limited contact between nozzle and mould
}
Collapse
B29C 2045/2766
. . . .
{
Heat insulation between nozzle and mould
}
B29C 2045/2767
. . . . .
{
the heat insulation being provided with an axial opening being part of the melt flow channel
}
B29C 2045/2769
. . . . .
{
Insulating layer of injected material
}
B29C 2045/277
. . . .
{
Spacer means or pressure pads between manifold and mould plates
}
B29C 2045/2772
. . . .
{
Means for fixing the nozzle to the manifold
}
B29C 2045/2774
. . . .
{
The nozzle head or the collar portion and central portion being made of different parts or materials
}
B29C 2045/2775
. . . .
{
Nozzles or parts thereof being mountable or exchangeable from the front side of the mould half
}
B29C 2045/2777
. . . .
{
Means for controlling heat flow or temperature distribution in the nozzle
}
B29C 2045/2779
. . . .
{
Nozzles with a plurality of outlets
}
Collapse
B29C 45/278
. . . .
{
Nozzle tips( B29C 45/2735 takes precedence )
}
B29C 2045/2782
. . . . .
{
Nozzle tips metallurgically bonded to the nozzle body
}
B29C 2045/2783
. . . . .
{
Nozzle tips with a non-axial outlet opening of the melt channel
}
B29C 2045/2785
. . . . .
{
Nozzle tips with high thermal conductivity
}
B29C 2045/2787
. . . . .
{
Nozzle tips made of at least 2 different materials
}
B29C 2045/2788
. . . .
{
Nozzles having a polygonal cross section
}
B29C 2045/279
. . . .
{
Controlling the flow of material of two or more nozzles or gates to a single mould cavity
}
B29C 2045/2791
. . . .
{
Alignment means between nozzle and manifold
}
B29C 2045/2793
. . . .
{
Means for providing access to the runner system
}
B29C 2045/2795
. . . .
{
Insulated runners
}
Collapse
B29C 2045/2796
. . . .
{
Axially movable nozzles or nozzle tips
}
B29C 2045/2798
. . . . .
{
for compensating thermal expansion
}
Collapse
B29C 45/28
. . . .
Closure devices therefor
B29C 45/2803
. . . . .
{
comprising a member with an opening or the injection nozzle movable into or out of alignment with the sprue channel or mould gate
}
Collapse
. . . . .
{
consisting of needle valve systems( B29C 45/2896 takes precedence )
}
Collapse
B29C 45/281
. . . . . .
{
Drive means therefor
}
B29C 2045/2813
. . . . . . .
{
Common drive means for several needle valves
}
B29C 2045/2817
. . . . . . .
{
Several valve pin drive cylinders connected to the fluid distributor
}
B29C 2045/282
. . . . . . .
{
Needle valves driven by screw and nut means
}
B29C 2045/2824
. . . . . . .
{
Needle valves driven by an electric motor
}
B29C 2045/2827
. . . . . . .
{
Needle valves driven by an annular piston mounted around the nozzle
}
B29C 2045/2831
. . . . . . .
{
Needle valves driven by a cam
}
B29C 2045/2834
. . . . . . .
{
Needle valves driven by a lever
}
B29C 2045/2837
. . . . . . .
{
Needle valves driven by rack and pinion
}
B29C 2045/2841
. . . . . . .
{
Needle valves driven by a plurality of coaxial pistons
}
B29C 2045/2844
. . . . . . .
{
Needle valves driven by racks only
}
B29C 2045/2848
. . . . . .
{
having an adjustable stroke length
}
B29C 2045/2851
. . . . . .
{
Lateral movement between drive piston and needle valve
}
B29C 2045/2855
. . . . . .
{
intersecting the nozzle or runner channel
}
B29C 2045/2858
. . . . . .
{
Materials or coatings therefor
}
B29C 2045/2862
. . . . . .
{
being tubular
}
B29C 2045/2865
. . . . . .
{
having position detecting means
}
B29C 2045/2868
. . . . . .
{
with an incorporated heat pipe
}
B29C 2045/2872
. . . . . .
{
with at least three positions, e.g. two different open positions to control the melt flow
}
B29C 2045/2875
. . . . . .
{
Preventing rotation of the needle valve
}
B29C 2045/2879
. . . . . .
{
Back flow of material into nozzle channel
}
B29C 2045/2882
. . . . . .
{
closing by a movement in the counterflow direction
}
B29C 2045/2886
. . . . . .
{
closing at a distance from the gate
}
B29C 2045/2889
. . . . . .
{
Sealing guide bushings therefor
}
B29C 2045/2893
. . . . . .
{
Multiple coaxial needle valves
}
B29C 45/2896
. . . . .
{
extending in or through the mould cavity, e.g. valves mounted opposite the sprue channel
}
Collapse
B29C 45/30
. . . .
Flow control means disposed within the sprue channel, e.g. "torpedo" construction
B29C 2045/302
. . . . .
{
Torpedoes in the sprue channel for heating the melt of cross-linkable material
}
B29C 2045/304
. . . . .
{
Adjustable torpedoes
}
B29C 2045/306
. . . . .
{
Movable torpedoes
}
B29C 2045/308
. . . . .
{
Mixing or stirring devices
}
Collapse
. . .
having several axially spaced mould cavities,
{
i.e. for making several separated articles
}
B29C 45/322
. . . .
{
Runner systems for distributing the moulding material to the stacked mould cavities
}
B29C 2045/324
. . . .
{
Linked ejection means
}
B29C 2045/326
. . . .
{
Supporting means for the central mould plate
}
B29C 2045/328
. . . .
{
having a movable mould plate between two fixed mould plates
}
Collapse
B29C 45/33
. . .
having transversely, e.g. radially, movable mould parts
Collapse
B29C 45/332
. . . .
{
Mountings or guides therefor; Drives therefor
}
B29C 2045/334
. . . . .
{
several transversely movable mould parts driven by a single drive means
}
B29C 2045/336
. . . . .
{
Cam drives
}
B29C 2045/338
. . . .
{
Mould parts with combined axial and transversal movements
}
Collapse
. . .
having venting means
B29C 45/345
. . . .
{
using a porous mould wall or a part thereof, e.g. made of sintered metal
}
Collapse
B29C 45/36
. . .
having means for locating or centering cores
B29C 2045/363
. . . .
{
using a movable core or core part
}
B29C 2045/366
. . . .
{
using retractable pins
}
Collapse
. . .
Mould cavity walls,
{
i.e. the inner surface forming the mould cavity, e.g. linings
}
Collapse
. . . .
{
provided with means for marking or patterning, e.g. numbering articles
}
. . . . .
{
for displaying altering indicia, e.g. data, numbers
}
. . . .
{
adjustable( B29C 45/374 takes precedence )
}
B29C 2045/378
. . . .
{
built by a stack of modular elements
}
Collapse
. .
Cutting-off equipment for sprues or ingates
B29C 45/382
. . .
{
disposed outside the mould
}
Collapse
B29C 2045/384
. . .
{
cutting the sprue by a plunger movable into the runner channel
}
B29C 2045/386
. . . .
{
returning the cutted sprue into the injection nozzle
}
B29C 2045/388
. . .
{
Locking pins for retaining the sprue
}
Collapse
. .
Removing or ejecting moulded articles
Collapse
. . .
{
Ejector constructions; Ejector operating mechanisms( B29C 45/44 takes precedence )
}
Collapse
. . . .
{
Ejector pin constructions or mountings
}
B29C 2045/4015
. . . . .
{
Ejector pins provided with sealing means
}
B29C 2045/4021
. . . . .
{
Adjustable ejector pins
}
B29C 2045/4026
. . . . .
{
Ejectors with internal cooling
}
B29C 2045/4031
. . . .
{
driven by a lever
}
B29C 2045/4036
. . . .
{
driven by a screw and nut mechanism
}
B29C 2045/4042
. . . .
{
driven by rack and pinion means
}
B29C 2045/4047
. . . .
{
driven by a crank or eccentric
}
B29C 2045/4052
. . . .
{
Ejector boxes
}
B29C 2045/4057
. . .
{
the ejecting surface being large with regard to the surface of the article
}
B29C 2045/4063
. . .
{
preventing damage to articles caused by the ejector
}
B29C 2045/4068
. . .
{
using an auxiliary mould part carrying the moulded article and removing it from the mould
}
B29C 2045/4073
. . .
{
Ejection devices located outside the injection moulding machine
}
B29C 2045/4078
. . .
{
using stripping means
}
B29C 2045/4084
. . .
{
Progressive ejection
}
B29C 2045/4089
. . .
{
Hollow articles retained in the female mould during mould opening
}
B29C 2045/4094
. . .
{
Ejectors located on the fixed mould half
}
Collapse
. . .
using means movable from outside the mould between mould parts,
{
e.g. robots
}
Collapse
. . . .
{
and driven by the movable mould part
}
B29C 2045/4216
. . . . .
{
releasable drive connections between the robot and the movable mould
}
Collapse
. . . .
{
Take-off members or carriers for the moulded articles, e.g. grippers
}
B29C 2045/4233
. . . . .
{
loading or holding moulded articles in take-off member by fluid ejection
}
B29C 2045/4241
. . . .
{
Auxiliary means for removing moulded articles from the robot
}
B29C 2045/425
. . . .
{
Single device for unloading moulded articles and loading inserts into the mould
}
B29C 2045/4258
. . . .
{
Article removing means movable into a closed mould
}
B29C 2045/4266
. . . .
{
Robot grippers movable along three orthogonal axes
}
B29C 2045/4275
. . . .
{
Related movements between the robot gripper and the movable mould or ejector
}
Collapse
B29C 2045/4283
. . . .
{
Means for coupling robots to the injection moulding machine
}
B29C 2045/4291
. . . . .
{
Robots mounted on a tie rod
}
Collapse
. . .
using fluid under pressure
. . . .
{
introduced between a mould core and a hollow resilient undercut article, e.g. bellows
}
Collapse
. . .
for undercut articles
Collapse
. . . .
{
by flexible movement of undercut portions of the articles
}
B29C 2045/4414
. . . . .
{
Flexible undercut parts divided into segments
}
Collapse
. . . .
{
using expansible or collapsible cores
}
B29C 2045/4428
. . . . .
{
driven by the moulded article during ejection thereof
}
Collapse
. . . .
{
using inclined, tiltable or flexible undercut forming elements driven by the ejector means
}
B29C 2045/4442
. . . . .
{
Flexible undercut forming elements
}
B29C 2045/445
. . . .
{
using the movable undercut forming element for ejection of the moulded article
}
Collapse
. . . .
{
using fusible, soluble or destructible cores
}
B29C 2045/4464
. . . . .
{
injecting the core and the undercut article in separate cavities
}
. . . .
{
using flexible or pivotable undercut forming elements( B29C 45/4435 takes precedence )
}
. . . .
{
using non-rigid undercut forming elements, e.g. elastic or resilient
}
B29C 2045/4485
. . . .
{
the undercut forming mould part being rotatable into the space made available by the translation movement of another mould part
}
B29C 2045/4492
. . . .
{
preventing damage or deformation of undercut articles during ejection
}
Collapse
B29C 45/46
. .
Means for plasticising or homogenising the moulding material or forcing it into the mould
{
( combined with mould opening, closing or clamping devices B29C 45/70 )
}
B29C 45/461
. . .
{
Injection of measured doses
}
Collapse
. . .
{
Injection of preformed charges of material
}
B29C 45/463
. . . .
{
using packaged or wrapped charges
}
. . .
{
using a rotating plasticising or injection disc
}
B29C 2045/465
. . .
{
using pumps for injecting the material into the mould
}
B29C 2045/466
. . .
{
supplying the injection unit directly by a compounder
}
B29C 2045/467
. . .
{
injecting material into the mould by sudden expansion of compressed material in the injection unit
}
B29C 2045/468
. . .
{
using a fluid as directly acting injection means
}
Collapse
B29C 45/47
. . .
using screws( B29C 45/54 takes precedence )
B29C 45/48
. . . .
Plasticising screw and injection screw
{
comprising two separate screws
}
Collapse
B29C 45/50
. . . .
Axially movable screw
B29C 2045/5004
. . . . .
{
the forward screw end provided with an injection ram
}
Collapse
. . . . .
{
Drive means therefor
}
B29C 2045/5012
. . . . . .
{
screws axially driven by a toggle mechanism
}
B29C 2045/5016
. . . . . .
{
screws axially driven by a lever mechanism
}
B29C 2045/502
. . . . . .
{
screws axially driven by a crank or eccentric mechanism
}
B29C 2045/5024
. . . . . .
{
screws rotated by the coaxial rotor of an electric motor
}
B29C 2045/5028
. . . . . .
{
screws axially driven by the coaxial rotor of an electric motor
}
Collapse
B29C 2045/5032
. . . . . .
{
using means for detecting injection or back pressures
}
B29C 2045/5036
. . . . . . .
{
back pressure obtaining means
}
B29C 2045/504
. . . . . .
{
electric motors for rotary and axial movement of the screw being coaxial with the screw
}
B29C 2045/5044
. . . . . .
{
screws axially driven by rack and pinion means
}
B29C 2045/5048
. . . . . .
{
screws axially driven and rotated by a drive shaft having a screw threaded part and spline part
}
B29C 2045/5052
. . . . . .
{
screws axially driven by a rotatable nut cooperating with a fixed screw shaft
}
B29C 2045/5056
. . . . . .
{
screws axially driven by a rotatable screw shaft cooperating with a fixed nut
}
B29C 2045/506
. . . . . .
{
using a hydraulic transmission between drive motor and the axially movable screw
}
B29C 2045/5064
. . . . . .
{
coupling means between rotation motor and rectilinear drive motor
}
B29C 2045/5068
. . . . . .
{
mechanical drive means in series with hydraulic drive means for axially movable screw
}
B29C 2045/5072
. . . . . .
{
using a drive screw comprising screw parts having opposite thread directions
}
B29C 2045/5076
. . . . . .
{
using a single drive motor for rotary and for axial movements of the screw
}
B29C 2045/508
. . . . . .
{
idle or dead stroke elements between injection screw and drive means
}
B29C 2045/5084
. . . . . .
{
screws axially driven by roller elements
}
B29C 2045/5088
. . . . . .
{
screws axially and rotatably driven by a piston
}
B29C 45/5092
. . . . .
{
Intrusion moulding, i.e. the screw rotates during injection
}
B29C 2045/5096
. . . . .
{
decompression of the moulding material by retraction or opposite rotation of the screw
}
Collapse
B29C 45/52
. . . . .
Non-return devices
B29C 2045/522
. . . . . .
{
Spring biased check rings
}
B29C 2045/524
. . . . . .
{
Flexible valves
}
B29C 2045/526
. . . . . .
{
Abrasion resistant means in the screw head or non-return device
}
B29C 2045/528
. . . . . .
{
Mixing means forming part of or in close proximity to the non-return valve
}
Collapse
B29C 45/53
. . .
using injection ram or piston
B29C 45/531
. . . .
{
Drive means therefor
}
Collapse
B29C 45/532
. . . .
{
using a hollow injection ram co-operating with a coaxial screw
}
B29C 2045/533
. . . . .
{
using a continuously rotating plasticising screw
}
B29C 45/535
. . . .
{
using two or more cooperating injection rams, e.g. coaxially or alternately operating rams
}
B29C 2045/536
. . . .
{
rotatable injection plungers
}
B29C 2045/537
. . . .
{
the injection plunger cooperating with a coaxial hollow transfer plunger
}
B29C 2045/538
. . . .
{
the plunger being part of the mould cavity wall after injection
}
Collapse
B29C 45/54
. . . .
and plasticising screw
{
( B29C 45/532 takes precedence )
}
B29C 45/541
. . . . .
{
using a hollow plasticising screw co-operating with a coaxial injection ram
}
B29C 45/542
. . . . .
{
using an accumulator between plasticising and injection unit, e.g. for a continuously operating plasticising screw
}
B29C 45/544
. . . . .
{
the plasticising unit being connected to a transfer chamber in the injection unit at the upstream side of the injection piston
}
B29C 2045/545
. . . . .
{
alternately operating injection plungers
}
B29C 2045/547
. . . . .
{
continuously rotating plasticising screw cooperating with a single injection plunger( B29C 45/542 takes precedence )
}
B29C 2045/548
. . . . .
{
Reciprocating plasticising screws
}
Collapse
B29C 45/56
. . .
using mould parts movable during or after injection, e.g. injection-compression moulding
{
( B29C 45/1705 and B29C 45/572 take precedence )
}
. . . .
{
Rotatable mould parts
}
Collapse
B29C 45/561
. . . .
{
Injection-compression moulding
}
Collapse
B29C 2045/5615
. . . . .
{
Compression stroke, e.g. length thereof
}
B29C 2045/562
. . . . . .
{
Velocity profiles of the compression stroke
}
B29C 2045/5625
. . . . .
{
Closing of the feed opening before or during compression
}
B29C 2045/563
. . . . .
{
Enlarging the mould cavity during injection
}
B29C 2045/5635
. . . . .
{
Mould integrated compression drive means
}
B29C 2045/564
. . . . .
{
Compression drive means acting independently from the mould closing and clamping means
}
B29C 2045/5645
. . . . .
{
Resilient compression means
}
B29C 2045/565
. . . . .
{
Closing of the mould during injection
}
B29C 2045/5655
. . . . .
{
using a screw mechanism as compression drive means
}
B29C 2045/566
. . . . .
{
Reducing compression pressure during cooling of the moulded material
}
B29C 2045/5665
. . . . .
{
Compression by transversely movable mould parts( transversely movable mould parts in general B29C 45/33 )
}
B29C 2045/567
. . . . .
{
Expelling resin through the gate
}
B29C 45/5675
. . . .
{
for making orifices in or through the moulded article
}
Collapse
. . . .
{
Applying vibrations to the mould parts
}
B29C 2045/5685
. . . . .
{
for eliminating internal voids in the moulding material
}
B29C 2045/569
. . . .
{
using a mould part for decreasing and a mould part for increasing the volume of the mould cavity
}
B29C 2045/5695
. . . .
{
using a movable mould part for continuously increasing the volume of the mould cavity to its final dimension during the whole injection step
}
Collapse
. . .
Exerting after-pressure on the moulding material
{
( B29C 45/174 takes precedence )
}
Collapse
. . . .
{
using movable mould wall or runner parts
}
B29C 2045/575
. . . . .
{
preventing backflow of moulding material to the injection means during after-pressure
}
B29C 2045/577
. . . . .
{
pushing the material in the runner channel until a pin or slider reaches the mould cavity wall
}
Collapse
. . .
Details
Collapse
. . . .
{
Devices for influencing the material flow, e.g. "torpedo constructions" or mixing devices
}
B29C 2045/583
. . . . .
{
Mixing devices connected to drive means
}
. . . .
{
Vibration means for the injection unit or parts thereof
}
Collapse
. . . .
{
Injection or transfer plungers
}
B29C 2045/588
. . . . .
{
Means for retaining sprues on the end surface of the plunger
}
Collapse
. . . .
Screws
B29C 2045/605
. . . . .
{
comprising a zone or shape enhancing the degassing of the plastic material
}
Collapse
. . . .
Barrels or cylinders
B29C 2045/623
. . . . .
{
Cylinders and inner linings having different thermal expansion coefficients
}
B29C 2045/626
. . . . .
{
Cylinders and inner linings having similar thermal expansion coefficients
}
. . . .
Venting or degassing means
Collapse
. .
Mould opening, closing or clamping devices
{
( combined with means for plasticising or homogenising B29C 45/70 )
}
Collapse
. . .
{
Clamping devices using means for straddling or interconnecting the mould halves, e.g. jaws, straps, latches
}
B29C 2045/642
. . . .
{
using coupling rods for clamping
}
B29C 2045/644
. . .
{
mould clamping by nozzle touch pressure
}
Collapse
B29C 2045/645
. . .
{
using magnetic means
}
B29C 2045/647
. . . .
{
using magnetostriction
}
B29C 2045/648
. . .
{
Rack and pinion means for mould opening and closing a pair of mould halves
}
Collapse
. . .
mechanical
Collapse
. . . .
{
using a toggle mechanism for mould clamping
}
B29C 2045/662
. . . . .
{
using toggles directly connected or linked to the fixed platen and indirectly to the movable platen
}
B29C 2045/664
. . . .
{
using mould clamping means operating independently from the mould closing means
}
B29C 2045/665
. . . .
{
using a screw or screws having differently threaded parts arranged in series
}
B29C 2045/667
. . . .
{
Cam drive for mould closing or clamping
}
B29C 2045/668
. . . .
{
using tilting elements for obtaining mould clamping
}
Collapse
. . .
hydraulic
Collapse
. . . .
{
without relative movement between the piston and the cylinder of the clamping device during the mould opening or closing movement
}
Collapse
. . . . .
{
using a separate element transmitting the mould clamping force from the clamping cylinder to the mould
}
. . . . . .
{
the separate element being displaceable with respect to the mould or the clamping cylinder
}
Collapse
. . . . . .
{
the separate element consisting of coupling rods
}
B29C 2045/6735
. . . . . . .
{
Rotatable means coaxial with the coupling rod for locking the coupling rod to the mould platen
}
B29C 2045/6742
. . . . . . .
{
the coupling rods facilitating access between the mould halves
}
B29C 2045/675
. . . . .
{
Rotatable means coaxial with the tie rod for locking the movable platen to the tie rod, e.g. bayonet couplings using teeth or splines interrupted by longitudinal grooves
}
B29C 2045/6757
. . . . .
{
Hydraulic locking means
}
Collapse
. . . .
{
using hydraulically connectable chambers of the clamping cylinder during the mould opening and closing movement
}
. . . . .
{
the connection being provided within the clamping cylinder
}
. . . .
{
Stroke adjusting or limiting means
}
B29C 2045/6785
. . . .
{
interconnecting two cylinders to supply fluid from one cylinder to the other during movement of the pistons
}
B29C 2045/6792
. . . .
{
Combined pneumatic-hydraulic cylinders
}
Collapse
. . .
hydro-mechanical
. . . .
{
using a toggle mechanism as mould clamping device
}
. . . .
{
using both a toggle mechanism as mould closing device and another mechanism as mould clamping device
}
B29C 2045/685
. . . .
{
using mechanical drive means for mould closing to obtain the hydraulic clamping pressure
}
B29C 2045/686
. . . .
{
using a screw and nut mechanism for mould closing and a mould clamping ram acting on another nut
}
B29C 2045/688
. . . .
{
using tie rods as separate elements for clamping
}
Collapse
B29C 45/70
. .
Means for plasticising or homogenising the moulding material or forcing it into the mould, combined with mould opening, closing or clamping devices
B29C 2045/703
. . .
{
using clamping and injection pressures that are proportional to each other
}
B29C 45/706
. . .
{
using a single drive system providing both the mould closing and clamping pressure and also the injection pressure, e.g. using a fixed injection piston
}
Collapse
. .
Heating or cooling
Collapse
. . .
{
of the moulded articles
}
Collapse
B29C 2045/7214
. . . .
{
Preform carriers for cooling preforms
}
B29C 2045/7221
. . . . .
{
Means for ejecting the preforms
}
B29C 2045/7228
. . . . .
{
turret-like
}
B29C 2045/7235
. . . . .
{
Mechanical retaining means for preform ends
}
B29C 2045/7242
. . . . .
{
Alignment means for preforms
}
B29C 2045/725
. . . . .
{
Cooling circuits within the preform carriers
}
B29C 2045/7257
. . . .
{
Cooling or heating pins with temperature adjustment enhancing surface structure
}
B29C 2045/7264
. . . .
{
Cooling or heating the neck portion of preforms
}
B29C 2045/7271
. . .
{
Cooling of drive motors
}
B29C 2045/7278
. . .
{
Heating by friction of the moulding material
}
B29C 2045/7285
. . .
{
using hydraulic oil as tempering medium
}
B29C 2045/7292
. . .
{
Recovering waste heat
}
Collapse
. . .
of the mould
{
( B29C 45/2642 and B29C 45/2737 take precedence )
}
. . . .
{
Control circuits therefor
}
Collapse
B29C 45/7312
. . . .
{
Construction of heating or cooling fluid flow channels
}
B29C 2045/7318
. . . . .
{
multilayered fluid channel constructions
}
B29C 2045/7325
. . . . .
{
Mould cavity linings for covering fluid channels or provided therewith
}
B29C 45/7331
. . . .
{
Heat transfer elements, e.g. heat pipes
}
B29C 45/7337
. . . .
{
using gas or steam( B29C 45/7331 takes precedence )
}
B29C 2045/7343
. . . .
{
heating or cooling different mould parts at different temperatures
}
B29C 2045/735
. . . .
{
heating a mould part and cooling another mould part during moulding
}
B29C 2045/7356
. . . .
{
the temperature of the mould being near or higher than the melting temperature or glass transition temperature of the moulding material
}
B29C 2045/7362
. . . .
{
turbulent flow of heating or cooling fluid
}
B29C 2045/7368
. . . .
{
combining a heating or cooling fluid and non-fluid means
}
Collapse
B29C 2045/7375
. . . .
{
heating a mould surface by a heated gas
}
B29C 2045/7381
. . . . .
{
heating by gas combustion
}
B29C 2045/7387
. . . .
{
jetting a cooling fluid onto the moulded article while still in the mould
}
B29C 2045/7393
. . . .
{
alternately heating and cooling
}
. . .
of the injection unit
Collapse
. .
Measuring, controlling or regulating
{
( measuring in general G01; controlling or regulating in general G05 )
}
NOTE
-

In groups B29C 45/76 to B29C 45/80 it is desirable to add the indexing codes of B29C 2945/76 relating to measuring, controlling or regulating in injection moulding

B29C 2045/7606
. . .
{
Controlling or regulating the display unit
}
B29C 45/7613
. . .
{
the termination of flow of material into the mould
}
B29C 45/762
. . .
{
the sequence of operations of an injection cycle
}
Collapse
. . .
{
the ejection or removal of moulded articles
}
B29C 2045/7633
. . . .
{
Take out or gripping means
}
B29C 2045/764
. . . .
{
detecting or preventing overload of an ejector( controlling overload in general G01L 5/0071 )
}
B29C 45/7646
. . .
{
viscosity
}
B29C 45/7653
. . .
{
mould clamping forces
}
B29C 45/766
. . .
{
the setting or resetting of moulding conditions, e.g. before starting a cycle
}
Collapse
B29C 45/7666
. . .
{
of power or energy, e.g. integral function of force
}
B29C 2045/7673
. . . .
{
Recovering energy or power from drive motors
}
B29C 45/768
. . .
{
Detecting defective moulding conditions( B29C 45/84 takes precedence )
}
. . .
{
the ejected articles, e.g. weight control
}
B29C 45/7693
. . .
{
using rheological models of the material in the mould, e.g finite elements method
}
Collapse
B29C 45/77
. . .
of velocity or pressure of moulding material
B29C 2045/773
. . . .
{
Zero point correction
}
B29C 2045/776
. . . .
{
determining the switchover point to the holding pressure
}
B29C 45/78
. . .
of temperature
B29C 45/80
. . .
of relative position of mould parts
Collapse
. . .
Hydraulic
{
or pneumatic
}
circuits
B29C 2045/822
. . . .
{
Pneumatic circuits
}
B29C 2045/824
. . . .
{
Accumulators
}
B29C 2045/826
. . . .
{
Plurality of hydraulic actuators driven by one hydraulic pump
}
B29C 2045/828
. . . .
{
Bidirectional pumps
}
Collapse
. .
Lubricating means
B29C 2045/835
. . .
{
for ball screws or ball nuts
}
Collapse
. .
Safety devices
{
( B29C 45/7626 takes precedence )
}
. . .
{
Detection of insert defects, e.g. inaccurate position, breakage
}
B29C 45/844
. . .
{
Preventing damage caused by obstructions or foreign matter caught between mould halves during mould closing, e.g. moulded parts or runners
}
B29C 2045/846
. . .
{
Windable safety screens
}
B29C 2045/848
. . .
{
detecting or preventing overload of an injection plunger( controlling overload in general G01L 5/0071 )
}
Collapse
Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form ; Apparatus therefor( extrusion blow-moulding B29C 49/04 ; extrusion presses in general B30B 11/22 )
.
{
Small extruders, e.g. handheld extruders or laboratory extruders
}
Collapse
.
{
characterised by the choice of material
}
NOTE
-
When classifying in this group, it is desirable to add the indexing codes of subclass B29K to identify the moulding materials and their properties. Documents concerning the choice of moulding materials having a particular influence on the moulding technique should be classified in this group if of interest

. .
{
Extruding materials comprising incompatible ingredients
}
Collapse
.
{
characterised by the shape of the articles
}
. .
{
Particle-shaped( making granules B29B 9/00 )
}
. .
{
Filamentary-shaped articles, e.g. strands( making granules in the form of filamentary material B29B 9/06 )
}
. .
{
Rod-shaped articles
}
. .
{
Flat rigid articles, e.g. panels, plates
}
. .
{
Flat flexible articles, e.g. sheets, foils or films
}
. .
{
Hollow rigid articles having only one tubular passage
}
. .
{
Hollow flexible articles, e.g. blown foils or films
}
. .
{
Multi-passage hollow articles, e.g. having at least two holes, e.g. honeycomb articles
}
. .
{
Articles having cross-sectional irregularities, i.e. being non-flat or having cylindrical cross-sections perpendicular to the extrusion direction
}
. .
{
Articles having longitudinal irregularities, i.e. the cross-section being non- constant in the extrusion direction
}
. .
{
Curved articles
}
Collapse
B29C 47/0038
.
{
Combined shaping operations
}
B29C 47/004
. .
{
Extrusion moulding combined with compression moulding( compression moulding in general B29C 43/00 )
}
B29C 47/0042
. .
{
Extrusion moulding combined with shaping by internal pressure generated in the material, e.g. foaming( shaping by internal pressure generated in the material, e.g. foaming, in general B29C 44/00 )
}
Collapse
B29C 47/0045
. .
{
Extrusion moulding in several steps, i.e. components merging outside the die( B29C 47/02 takes precedence )
}
. . .
{
producing flat articles having components brought in contact outside the extrusion die
}
Collapse
. . .
{
producing hollow articles having components brought in contact outside the extrusion die
}
. . . .
{
using a plurality of extrusion dies
}
. .
{
Extrusion moulding combined with blow-moulding or thermoforming( blow-moulding in general B29C 49/00 ; thermoforming in general B29C 51/00 )
}
. .
{
Extrusion moulding combined with shaping by orienting, stretching or shrinking, e.g. film blowing( B29C 47/0054 takes precedence )( shaping by stretching in general B29C 55/00 ; shaping by liberation of internal stresses in general B29C 61/00 )
}
. .
{
Extrusion moulding combined with shaping by flattening, folding or bending( bending, folding or flattening in general B29C 53/00 )
}
B29C 47/0061
. .
{
Extrusion moulding combined with surface shaping( surface shaping in general B29C 59/00 )
}
B29C 47/0064
. .
{
Extrusion moulding combined with joining, lining or laminating( joining in general B29C 65/00 ; lining in general B29C 63/00 ; laminating in general B32B 37/00 )
}
. .
{
Extrusion moulding combined with cutting
}
. .
{
Extrusion moulding combined with printing or marking
}
Collapse
.
{
extruding under particular conditions, e.g. in particular environments or using vacuum or vibrations
}
B29C 47/0073
. .
{
extruding in a clean room
}
. .
{
using force fields, e.g. gravity or electrical fields( B29C 47/887 takes precedence )
}
B29C 47/0078
. .
{
at a location before or in the feed unit, e.g. influencing the material in the hopper
}
B29C 47/008
. .
{
at the plasticising zone
}
B29C 47/0083
. .
{
at a venting zone
}
B29C 47/0085
. .
{
in the die
}
Collapse
B29C 47/0088
. .
{
after the die nozzle
}
B29C 47/009
. . .
{
at the die nozzle exit zone
}
B29C 47/0092
. . .
{
at a calibration zone
}
B29C 47/0095
. . .
{
at a conveyor
}
B29C 47/0097
. . .
{
at a storing zone
}
Collapse
.
incorporating preformed parts or layers, e.g. extrusion moulding around inserts or for coating articles
Collapse
B29C 47/021
. .
{
Coating hollow articles
}
B29C 47/022
. . .
{
Coating the interior of hollow articles
}
B29C 47/023
. . .
{
Coating the inner and outer surfaces of hollow reinforcement
}
Collapse
B29C 47/025
. .
{
Coating non-hollow articles
}
B29C 47/026
. . .
{
partially
}
B29C 47/027
. .
{
Simultaneous coating of more than one article
}
B29C 47/028
. .
{
Coating discontinuous element or linked elements
}
Collapse
B29C 47/04
.
of multilayered
{
or multi-component, e.g. co-extruded layers or components
}
or multicoloured articles
{
or coloured articles
}
{
( adapter blocks B29C 47/56 )
}
Collapse
. .
{
Coloured articles
}
. . .
{
comprising a multi-coloured single component, e.g. striated, marbled or wood-like patterned
}
Collapse
. .
{
Multilayered articles or multi-component articles
}
. . .
{
comprising six or more components, i.e. each component being counted once for each time it is present, e.g. in a layer
}
Collapse
. . .
{
with components adjacent to each other, i.e. components merging at their short sides
}
. . . .
{
in the form of a thin strip, e.g. in the form of a helical pattern or mark lines
}
. . .
{
with components in layered configuration, i.e. components merging at their long sides
}
. . .
{
using means for adhering the layers or components, e.g. using tie layers, irregularities or undercuts
}
. . .
{
using means for avoiding adhering the layers or components, e.g. articles comprising peelable layers
}
Collapse
B29C 47/08
.
Component parts, details or accessories ; Auxiliary operations
Collapse
. .
{
Drive or actuation means; Transmission means; Screw supporting means
}
B29C 47/0803
. . .
{
Shaft or screw supports, e.g. bearings
}
B29C 47/0805
. . .
{
Direct drives or gear boxes
}