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CPC
COOPERATIVE PATENT CLASSIFICATION
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D01H
SPINNING OR TWISTING (unwinding, paying-out, forwarding, winding or coiling filamentary material not intimately associated with spinning or twisting B65H; cores, formers, supports or holders for coiled or wound material, e.g. bobbins B65H; twisting oakum D01G 35/00; crimping or curling of fibres, filaments or yarns D02G 1/00; making chenille D03D, D04D 3/00; testing yarns, rovings, slivers, fibres, or fibre webs G01)
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Guide Heading:
Kinds or types of spinning or twisting machines; Drafting machines or arrangements; Twisting arrangements
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D01H 1/00
Spinning or twisting machines in which the product is wound-up continuously (open-end spinning machines D01H 4/00;
{
doubling of yarns B65H 54/00+T; doubled, plied or cabled threads D02G 3/28, e.g. using hollow spindles D02G 3/283; spin-twisting D02G 3/281; threads with alternately "S" and "Z" direction of twist, e.g. self-twist process, D02G 3/286; wrapping strands of filaments or staple fibres by a binder yarn D02G 3/38
}
)
D01H 1/003
.
{
Twisting machines in which twist is imparted from the supply packages, e.g. uptwist
}
D01H 1/006
.
{
Twisting machines in which twist is imparted at the paying-out and take-up stations
}
Collapse
D01H 1/02
.
ring type
{
(arrangements with two or more spinning or twisting devices in combination D01H/90)
}
D01H 1/025
. .
{
with a condensing device between drafting system and spinning unit
}
D01H 1/04
.
flyer type
D01H 1/06
.
cap type
D01H 1/08
.
cup, pot or disc type, in which annular masses of yarn are formed by centrifugal action
Collapse
D01H 1/10
.
for imparting multiple twist, e.g. two-for-one twisting
Collapse
D01H 1/101
. .
{
in which multiple twist is imparted at the take-up stations
}
D01H 1/103
. . .
{
Two-for-one twisting
}
Collapse
D01H 1/105
. .
{
Arrangements using hollow spindles, i.e. the yarns are running through the spindle of the unwound bobbins
}
Collapse
D01H 1/106
. . .
{
Two-for-one twisting
}
D01H 1/108
. . . .
{
for two or more supply bobbins one on top of the other
}
Collapse
D01H 1/11
.
Spinning by false-twisting
{
(twisting by false-twisting D01H 7/92; D02G 3/28; increasing the strength of a roving or sliver by false-twisting D01H 7/92, during drafting D01H 5/28)
}
D01H 1/115
. .
using pneumatic means
Collapse
D01H 1/14
.
Details (drafting arrangements D01H 5/00; twisting arrangements D01H 7/00)
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D01H 1/16
. .
Framework; Casings; Coverings
{
Removal of heat; Means for generating overpressure of air against infiltration of dust; Ducts for electric cables
}
D01H 1/162
. . .
{
for ring type
}
D01H 1/164
. . .
{
for flyer type
}
D01H 1/166
. . .
{
for two-for-one type
}
D01H 1/168
. . .
{
Arrangements for the sound-dampening of the machines (in general G10K 11/00)
}
Collapse
D01H 1/18
. .
Supports for supply packages
D01H 1/183
. . .
{
Overhead suspension devices
}
D01H 1/186
. . .
{
for supplying from cans
}
Collapse
D01H 1/20
. .
Driving or stopping arrangements (for open-end spinning machines D01H 4/12, D01H 4/20, D01H 4/42; safety devices D01H 13/14)
D01H 1/22
. . .
for rollers
{
of drafting machines; Roller speed control
}
(regulating or varying draft D01H 5/32)
Collapse
D01H 1/24
. . .
for twisting
{
or spinning
}
 arrangements, e.g. spindles (braking arrangements for spindles D01H 7/22; interrelated flyer and bobbin drive mechanisms D01H 7/50)
D01H 1/241
. . . .
driven by belt
D01H 1/242
. . . .
driven by toothed wheels
D01H 1/243
. . . .
driven by friction discs
D01H 1/244
. . . .
each spindle driven by an electric motor
D01H 1/26
. . . .
with two or more speeds; with variable-speed arrangements
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D01H 1/28
. . .
for two or more machine elements possessing different characteristics but in operative association
Collapse
D01H 1/30
. . . .
with two or more speeds; with variable-speed arrangements
D01H 1/305
. . . . .
{
Speed control of the spindles in response to the displacements of the ring rail
}
Collapse
D01H 1/32
. . .
for complete machines
D01H 1/34
. . . .
with two or more speeds; with variable-speed arrangements
{
e.g. variation of machine speed according to growing bobbin diameter (responsive to reduction in material tension D01H 13/16)
}
Collapse
D01H 1/36
. .
Package-shaping arrangements, e.g. building motions
{
e.g. control for the traversing stroke of ring rails; Stopping ring rails in a predetermined position
}
D01H 1/365
. . .
{
for flyer type
}
Collapse
D01H 1/38
. .
Arrangements for winding reserve lengths of yarn on take-up packages
{
or spindles
}
, e.g. transfer tails
D01H 1/385
. . .
{
Removing waste reserve lengths from spindles
}
D01H 1/40
. .
Arrangements for connecting continuously-delivered material to bobbins or the like
Collapse
D01H 1/42
. .
Guards or protectors for yarns or threads, e.g. separator plates, anti-ballooning devices (anti-ballooning devices on spindles D01H 7/18)
D01H 1/422
. . .
{
Separator plates
}
D01H 1/425
. . .
{
Anti-ballooning rings
}
D01H 1/427
. . .
{
Anti-ballooning cylinders, e.g. for two-for-one twist machine (with combined cleaning effect D01H 11/00)
}
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D01H 3/00
Spinning or twisting machines in which the product is wound-up intermittently, e.g. mules
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D01H 3/02
.
Details (drafting arrangements D01H 5/00; twisting arrangements D01H 7/00)
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D01H 3/04
. .
Carriages; Mechanisms effecting carriage movements
D01H 3/06
. . .
Carriages; Carriage rails; Squaring motions
D01H 3/08
. . .
Drawing-out or taking-in motions
D01H 3/10
. . .
Moving-creel arrangements, e.g. for twiners
D01H 3/12
. .
Package-shaping motions; Faller arrangements
D01H 3/14
. .
Roller-driving arrangements (drafting arrangements of general application in spinning machines D01H 5/18)
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D01H 3/16
. .
Spindle-driving arrangements (spindles, spindle bearings, spindle supports D01H 7/04)
D01H 3/18
. . .
Tin rollers; Driving arrangements intimately associated with tin rollers
D01H 3/20
. . .
Spindle-driving arrangements during drawing-out or backing-off
Collapse
D01H 3/22
. . .
Spindle-driving arrangements during taking-in
D01H 3/24
. . . .
Quadrant motions; Nosing motions
D01H 3/26
. .
Driving or stopping arrangements not otherwise provided for; Locking motions (safety devices D01H 13/14)
{
Control of machines
}
Collapse
D01H 4/00
Open-end spinning machines or arrangements for imparting twist to independently moving fibres separated from slivers; Piecing arrangements therefor; Covering endless core threads with fibres by open-end spinning techniques
{
(arrangements with two or more spinning or twisting devices of different types in combination D01H 7/90)
}
NOTE
-
In this group, the expression "open-end spinning" covers such expressions as "break spinning", "ringless spinning", "rotor spinning" and "friction spinning", but does not cover the expression "spinning by false-twisting"

D01H 4/02
.
imparting twist by a fluid, e.g. air vortex
Collapse
D01H 4/04
.
imparting twist by contact of fibres with a running surface
D01H 4/06
. .
co-operating with suction means (D01H 4/08, D01H 4/16 take precedence)
Collapse
D01H 4/08
. .
Rotor spinning, i.e. the running surface being provided by a rotor
D01H 4/10
. . .
Rotors
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D01H 4/12
. . .
Rotor bearings; Arrangements for driving or stopping (control therefor D01H 4/42)
D01H 4/14
. . . .
Rotor driven by an electric motor
Collapse
D01H 4/16
. .
Friction spinning, i.e. the running surface being provided by a pair of closely spaced friction drums, e.g. at least one suction drum
{
(false twisting with friction drums D01H 1/11)
}
D01H 4/18
. . .
Friction drums, e.g. arrangement of suction holes
D01H 4/20
. . .
Drum bearings; Arrangements for driving or stopping (control therefor 4/42)
Collapse
D01H 4/22
. .
Cleaning of running surfaces
D01H 4/24
. . .
in rotor spinning
D01H 4/26
. . .
in friction spinning
D01H 4/28
.
using electrostatic fields
Collapse
D01H 4/30
.
Arrangements for separating slivers into fibres; Orienting or straightening fibres,
{
e.g. using guide-rolls
}
D01H 4/32
. .
using opening rollers
{
(stopping of rovings or slivers D01H 13/18)
}
D01H 4/34
. .
using air-jet streams
D01H 4/36
. .
with means for taking away impurities
D01H 4/38
.
Channels for feeding fibres to the yarn forming region
D01H 4/40
.
Removing running yarn from the yarn forming region, e.g. using tubes
Collapse
D01H 4/42
.
Control of driving or stopping
D01H 4/44
. .
in rotor spinning
D01H 4/46
. .
in friction spinning
Collapse
D01H 4/48
.
Piecing arrangements; Control therefor
{
(stopping roving D01H 13/18)
}
D01H 4/50
. .
for rotor spinning
D01H 4/52
. .
for friction spinning
Collapse
D01H 5/00
Drafting machines or arrangements
{
Threading of roving into drafting machine
}
(arrangements in which draft is dependent on linear movement of take-up spindles, e.g. in mules, D01H 3/00; devices for combing or orienting fibres for open-end spinning machines D01H 4/30;
{
increasing the strength of a roving or sliver by false-twisting D01H 7/92, during drafting D01H 5/28, after drafting and before spinning according to groups D01H 1/02 to D01H 1/08, D01H 7/90; depositing materials in cans after drafting B65H 54/76 + T
}
)
D01H 5/005
.
{
Arrangements for feeding or conveying the slivers to the drafting machine
}
Collapse
D01H 5/02
.
Gill boxes or other drafting machines employing fallers or like pinned bars (lubricating fibres in gill boxes D01G 29/00)
Collapse
D01H 5/04
. .
with pinned bars actuated by screw members
D01H 5/06
. . .
Intersecting gill boxes
D01H 5/08
. .
with bars connected by links, chains, or the like
D01H 5/10
. .
with pinned bars unconnected with each other but actuated through pressure of one against another
Collapse
D01H 5/12
. .
Details
D01H 5/14
. . .
Pinned bars
D01H 5/16
. . .
Framework; Casings; Coverings
Collapse
D01H 5/18
.
Drafting machines or arrangements without fallers or like pinned bars
D01H 5/20
. .
in which fibres are controlled by contact with stationary or reciprocating surfaces
Collapse
D01H 5/22
. .
in which fibres are controlled by rollers only
D01H 5/24
. . .
with porcupines or like pinned rotary members
D01H 5/26
. .
in which fibres are controlled by one or more endless aprons
D01H 5/28
. .
in which fibres are controlled by inserting twist during drafting (
{
spinning by false-twisting D01H 1/11
}
; mules D01H 3/00;
{
twisting by false-twisting D01H 7/92
}
; constructions of false-twist devices D02G 1/04)
D01H 5/30
. .
incorporating arrangements for severing continuous filaments, e.g. in direct spinning (converting tows to slivers or yarns D01G 1/06)
Collapse
D01H 5/32
. .
Regulating or varying draft
D01H 5/34
. . .
by manual adjustments
D01H 5/36
. . .
according to a pre-arranged pattern, e.g. to produce slubs
Collapse
D01H 5/38
. . .
in response to irregularities in material;
{
Measuring irregularities
}
D01H 5/385
. . . .
{
employing hydraulic or pneumatic time-delay devices
}
D01H 5/40
. . . .
employing mechanical time-delay devices
D01H 5/42
. . . .
employing electrical time-delay devices
D01H 5/44
. .
Adjusting drafting elements, e.g. altering ratch
Collapse
D01H 5/46
. .
Loading arrangements
D01H 5/48
. . .
using weights
Collapse
D01H 5/50
. . .
using springs
D01H 5/505
. . . .
{
for top roller arms
}
Collapse
D01H 5/52
. . .
using fluid pressure
D01H 5/525
. . . .
{
for top roller arms
}
D01H 5/54
. . .
using magnetic arrangements
Collapse
D01H 5/56
. .
Supports for drafting elements (saddles or top roller arms forming essential components of weighting arrangements D01H 5/48)
D01H 5/565
. . .
{
Top roller arms
}
D01H 5/58
. .
Arrangements for traversing drafting elements (traversing arrangements for roving guides D01H 13/06)
Collapse
D01H 5/60
. .
Arrangements maintaining drafting elements free of fibre accumulations
Collapse
D01H 5/62
. . .
Non-rotary cleaning pads or plates; Scrapers
D01H 5/625
. . . .
{
in cooperation with suction or blowing means
}
Collapse
D01H 5/64
. . .
Rollers or aprons with cleaning surfaces
D01H 5/645
. . . .
{
in cooperation with suction or blowing means
}
Collapse
D01H 5/66
. . .
Suction devices
{
exclusively; (D01H 5/625 and D01H 5/645 take precedence; in cooperation with thread breakage detecting means D01H 13/1691)
}
D01H 5/68
. . . .
Suction end-catchers
Collapse
D01H 5/70
. .
Constructional features of drafting elements
D01H 5/72
. . .
Fibre-condensing guides (guides for slivers, rovings, or yarns applicable solely for spinning, twisting, curling, or crimping purposes D01H 13/04;
{
combined with false twisting before drafting or before spinning according to groups D01H 1/02 to D01H 1/08 : D01H 7/92
}
)
Collapse
D01H 5/74
. . .
Rollers
{
or roller bearings
}
D01H 5/76
. . . .
Loose-boss assemblies
D01H 5/78
. . . .
with flutes or other integral surface characteristics
D01H 5/80
. . . .
with covers; Cots or covers
D01H 5/82
. . . .
Arrangements for coupling roller sections
D01H 5/84
. . . .
Porcupines
Collapse
D01H 5/86
. . .
Aprons; Apron supports; Apron tensioning arrangements
D01H 5/88
. . . .
Cradles; Tensors
Collapse
D01H 7/00
Spinning or twisting arrangements (for open-end spinning D01H 4/00)
Collapse
D01H 7/02
.
for imparting permanent twist
Collapse
D01H 7/04
. .
Spindles (
{
bearings for hollow spindles D01H 7/88
}
; spindle bearings, supports therefor, in general F16C)
D01H 7/041
. . .
{
Spindles with sliding contact bearings (D01H 7/045 takes precedence)
}
D01H 7/042
. . .
{
Spindles with rolling contact bearings (D01H 7/045 takes precedence)
}
D01H 7/044
. . .
{
Spindles with fluid bearings
}
Collapse
D01H 7/045
. . .
{
Spindles provided with flexible mounting elements for damping vibration or noise, or for avoiding or reducing out-of-balance forces due to rotation (in general F16F 15/00)
}
D01H 7/047
. . . .
{
with springs
}
D01H 7/048
. . . .
{
with means using plastic deformation of members
}
D01H 7/06
. . .
Stationary spindles with package-holding sleeves
Collapse
D01H 7/08
. . .
Mounting arrangements
D01H 7/10
. . . .
Spindle supports; Rails; Rail supports, e.g. poker guides
D01H 7/12
. . . .
Bolsters; Bearings
D01H 7/14
. . . .
Holding-down arrangements
D01H 7/16
. . .
Arrangements for coupling bobbins or like to spindles
D01H 7/18
. . .
Arrangements on spindles for suppressing yarn balloons (thread guards or protectors D01H 1/42)
D01H 7/20
. . .
Lubricating arrangements
Collapse
D01H 7/22
. . .
Braking arrangements
Collapse
D01H 7/2208
. . . .
{
using mechanical means
}
D01H 7/2216
. . . . .
{
with one or two manually actuated shoe-brakes acting on a part of the whorl
}
D01H 7/2225
. . . . .
{
the braking means surrounding nearly the whole periphery of the whorl
}
Collapse
D01H 7/2233
. . . . .
{
by suppressing the driving means, e.g. by declutching
}
Collapse
D01H 7/2241
. . . . . .
{
the belt being moved off the driven whorl
}
D01H 7/225
. . . . . . .
{
and the spindle being braked simultaneously
}
Collapse
D01H 7/2258
. . . . . .
{
the pivoted spindle being pulled off the belt
}
D01H 7/2266
. . . . . . .
{
and braked simultaneously
}
D01H 7/2275
. . . .
{
using hydraulically or pneumatically operated brakes
}
D01H 7/2283
. . . .
{
using electromagnetically operated brakes
}
D01H 7/2291
. . . .
{
characterised by the control of braking means, e.g. operated by a yarn break-detector or tension device
}
Collapse
D01H 7/24
. .
Flyer or like arrangements (multiple-twist arrangements D01H 7/86)
Collapse
D01H 7/26
. . .
Flyer constructions
D01H 7/28
. . . .
arranged to guide material over exterior of legs
Collapse
D01H 7/30
. . . .
with guide channels formed in legs, e.g. slubbing flyers
D01H 7/32
. . . . .
with pressing devices
D01H 7/34
. . . .
with haul pulleys or like arrangements
D01H 7/36
. . . .
with traversing devices
D01H 7/38
. . . .
Ring flyers
D01H 7/40
. . .
Flyer supports, e.g. rails
D01H 7/42
. . .
Arrangements coupling flyers to spindles
D01H 7/44
. . .
Drag arrangements for bobbins or flyers
D01H 7/46
. . .
Devices attached to, or integral with, flyers for temporarily increasing twist in material passing to them
D01H 7/48
. . .
Eyes or like guiding arrangements (D01H 7/46 takes precedence)
D01H 7/50
. . .
Interrelated flyer and bobbin drive mechanisms, e.g. winding-on motions for cotton-roving frames (
{
variation of machine speed according to growing bobbin diameter D01H 1/34
}
; package-building mechanisms D01H 1/36)
Collapse
D01H 7/52
. .
Ring-and-traveller arrangements
D01H 7/54
. . .
with fixed rings
Collapse
D01H 7/56
. . .
with freely-rotatable rings; with braked or dragged rings;
{
Lubricating arrangements therefor
}
D01H 7/565
. . . .
{
with fluid bearings
}
Collapse
D01H 7/58
. . .
with driven rings;
{
Bearings or braking arrangements therefor
}
D01H 7/585
. . . .
{
by fluid driving means
}
Collapse
D01H 7/60
. . .
Rings or travellers; Manufacture thereof not otherwise provided for (hand tools for applying travellers to rings D01H 17/02)
{
Cleaning means for rings
}
D01H 7/602
. . . .
{
Rings
}
Collapse
D01H 7/604
. . . .
{
Travellers
}
D01H 7/606
. . . . .
{
Driving means for travellers
}
D01H 7/608
. . . . .
{
Cleaning means for travellers
}
D01H 7/62
. . .
Arrangements providing lubricant for travellers
D01H 7/64
. . .
Ring supports, e.g. ring rails (poker guides or other rail supports 7/10)
Collapse
D01H 7/66
. .
Cap arrangements
D01H 7/68
. . .
Cap constructions
D01H 7/70
. . .
Arrangements for supporting caps on spindles
D01H 7/72
. . .
Bobbin-supporting arrangements, e.g. bobbin rails (poker guides or other rail supports D01H 7/10)
Collapse
D01H 7/74
. .
Cup or like arrangements
D01H 7/76
. . .
Rotary discs
Collapse
D01H 7/78
. . .
Constructions of cups, e.g. spinning boxes
D01H 7/80
. . . .
adapted to collect wet yarns
D01H 7/82
. . .
Casings or guards for rotary cups or the like
D01H 7/84
. . .
Spindles or yarn carriers for co-operation with rotary cups (removing yarn from centrifugal cups on to yarn carriers D01H 9/06)
Collapse
D01H 7/86
. .
Multiple-twist arrangements, e.g. two-for-one twisting devices
{
Threading of yarn; Devices in hollow spindles for imparting false twist
}
D01H 7/862
. . .
{
Arrangements for holding the bobbin in a fixed position
}
D01H 7/864
. . .
{
Coupling devices between the fixed and the rotative parts
}
D01H 7/866
. . .
{
Means to facilitate the unwinding of yarn
}
D01H 7/868
. . .
{
Yarn guiding means, e.g. guiding tubes
}
D01H 7/88
. .
Hollow-spindle arrangements (D01H 7/86 takes precedence)
D01H 7/90
. .
Arrangements with two or more
{
spinning or
}
 twisting devices
{
of different types
}
 in combination (
{
D01H 1/006
}
, D01H 7/86, D01H 7/88 take precedence)
Collapse
D01H 7/92
.
for imparting transient twist
{
i.e. false twist (D01H 1/11 takes precedence)
}
D01H 7/923
. .
{
by means of rotating devices
}
D01H 7/926
. .
{
by means of traversing devices
}
Collapse
Guide Heading:
Common features or details of, or accessories for, spinning or twisting machines of various kinds or types (drafting arrangements D01H 5/00; twisting arrangements D01H 7/00)
Collapse
D01H 9/00
Arrangements for replacing or removing bobbins, cores, receptacles, or completed packages at paying-out or take-up stations (arrangements of general interest in the winding of filamentary material
{
B65H 67/00
}
)
{
; Combination of spinning-winding machine
}
Collapse
D01H 9/001
.
{
Bobbin-taking arrangements
}
D01H 9/003
. .
{
Graspers operating under the action of a fluid
}
Collapse
D01H 9/005
.
{
for removing empty packages or cans and replacing by completed (full) packages or cans at paying-out stations; also combined with piecing of the roving
}
D01H 9/006
. .
{
for two-for-one twist type machines
}
D01H 9/008
. .
{
for cans
}
Collapse
D01H 9/02
.
for removing completed take-up packages and replacing by bobbins, cores, or receptacles at take-up stations; Transferring material between adjacent full and empty take-up elements
Collapse
D01H 9/04
. .
Doffing arrangements integral with spinning or twisting machines
D01H 9/043
. . .
{
for cap type machines
}
D01H 9/046
. . .
{
for flyer type machines
}
D01H 9/06
. . .
Removing yarn from centrifugal cups on to yarn carriers
Collapse
D01H 9/08
. .
Doffing arrangements independent of spinning or twisting machines
D01H 9/10
. . .
Doffing carriages;
{
Loading carriages with cores
}
D01H 9/12
. . .
Manual cop-tube applying apparatus; Stands for cop-tube applying apparatus
D01H 9/14
. .
for preparing machines for doffing of yarns,
{
e.g. raising cops prior to removal
}
(stop motions responsive to delivery of a measured length of material D01H 13/24)
D01H 9/16
. .
Yarn-severing arrangements,
{
e.g. for cutting transfer tails; Separating of roving in flyer
}
Collapse
D01H 9/18
.
for supplying bobbins, cores, receptacles, or completed packages to, or transporting from, paying-out or take-up stations (D01H 9/10 takes precedence);
{
Arrangements to prevent unwinding of roving from roving bobbins (transporting full yarn bobbins to subsequent machines B65H 67/06+T)
}
D01H 9/182
. .
{
Overhead conveying devices
}
D01H 9/185
. .
{
Transporting cans
}
D01H 9/187
. .
{
on individual supports, e.g. pallets
}
Collapse
D01H 11/00
Arrangements for confining or removing dust, fly, or the like (cleaning of running surfaces in open-end spinning machines D01H 4/22; separation in general B01D; cleaning in general B08B; air-conditioning F24F, e.g. by filtering F24F 3/16)
Collapse
D01H 11/001
.
{
Hand tools used for cleaning the machines
}
D01H 11/003
. .
{
with a rotary pin
}
Collapse
D01H 11/005
.
{
with blowing and/or suction devices (in general A47L 7/00; in cooperation with thread breakage detecting means D01H 13/1691)
}
D01H 11/006
. .
{
travelling along the machines
}
D01H 11/008
.
{
with static field means
}
Collapse
D01H 13/00
Other common constructional features, details or accessories (for open-end spinning D01H 4/00)
D01H 13/005
.
{
Service carriages travelling along the machines (characteristics relating to the apparatus supported by the carriage, see relevant groups, e.g. D01H 9/005, D01H 9/10, D01H 13/145, D01H 15/00)
}
D01H 13/02
.
Roller arrangements not otherwise provided for
Collapse
D01H 13/04
.
Guides for slivers, rovings, or yarns; Smoothing dies (fibre-condensing guides D01H 5/72;
{
means to facilitate the unwinding of yarn in multiple-twist arrangements D01H 7/866
}
)
D01H 13/045
. .
{
Guide tube
}
D01H 13/06
. .
Traversing arrangements
D01H 13/08
.
Twist arresters
Collapse
D01H 13/10
.
Tension devices
D01H 13/102
. .
{
Regulating tension by regulating delivery of yarn from supply package (D01H 13/108 takes precedence)
}
Collapse
D01H 13/104
. .
{
Regulating tension by devices acting on running yarn and not associated with supply or take-up devices
}
D01H 13/106
. . .
{
for double-twist spindle
}
D01H 13/108
. .
{
Regulating tension by regulating speed of driving mechanisms of unwinding, paying-out, forwarding, winding or depositing devices, e.g. automatically in response to variations in tension
}
D01H 13/12
.
Arrangements preventing snarls or inadvertent doubling of yarns (suction end-catchers D01H 5/68)
Collapse
D01H 13/14
.
Warning or safety devices, e.g. automatic fault detectors, stop motions;
{
Monitoring the entanglement of slivers in drafting arrangements
}
; safety devices of general application F16P; indicating devices of general application G08B
D01H 13/145
. .
{
set on carriages travelling along the machines; Warning or safety devices pulled along the working unit by a band or the like
}
Collapse
D01H 13/16
. .
responsive to reduction in material tension, failure of supply, or breakage, of material
D01H 13/1608
. . .
{
where the paying-out and take-up stations are stopped at one and the same time
}
Collapse
D01H 13/1616
. . .
{
characterised by the detector
}
D01H 13/1625
. . . .
{
Electro-mechanical actuators
}
Collapse
D01H 13/1633
. . . .
{
Electronic actuators
}
D01H 13/1641
. . . . .
{
Capacitor sensing means
}
D01H 13/165
. . . . .
{
Photo-electric sensing means
}
D01H 13/1658
. . . .
{
Associated actuators with mutual actuation, e.g. for two or more running yarns
}
Collapse
D01H 13/1666
. . . .
{
Lighting or luminous devices making easier the setting of the breakage of yarns
}
D01H 13/1675
. . . . .
{
Pencil of rays on side of machines
}
D01H 13/1683
. . . .
{
Pneumatic sensing means
}
D01H 13/1691
. . .
{
Thread breakage detector means associated with pneumatic cleaning devices, e.g. suction of broken end of yarn
}
Collapse
D01H 13/18
. . .
stopping supply only
D01H 13/181
. . . .
{
by stopping supply packages
}
D01H 13/182
. . . .
{
by raising or lifting of one of the drafting cylinders, e.g. by removing of the loading means
}
D01H 13/183
. . . .
{
the yarn moving out of its normal path, e.g. by lateral diverting
}
D01H 13/185
. . . .
{
a plate moving in the nip of drafting or guiding cylinders
}
D01H 13/186
. . . .
{
guiding or drafting cylinders moving by gravity when a yarn breakage occurs
}
D01H 13/187
. . . .
{
using means stopping the driving of the drafting, guiding cylinders, e.g. friction clutches
}
D01H 13/188
. . . .
{
by cutting or clamping yarns or rovings
}
D01H 13/20
. .
responsive to excessive tension or irregular operation of apparatus
D01H 13/22
. .
responsive to presence of irregularities in running material
D01H 13/24
. .
responsive to delivery of a measured length of material, completion of winding of a package or filling of a receptacle
D01H 13/26
.
Arrangements facilitating the inspection or testing of yarns or the like in connection with spinning or twisting
D01H 13/28
.
Heating or cooling arrangements
{
for yarns (removal of heat from machines D01H 1/16)
}
Collapse
D01H 13/30
.
Moistening, sizing, oiling, waxing, colouring, or drying yarns or the like as incidental measures during spinning or twisting
D01H 13/302
. .
{
Moistening, e.g. for wet spinning
}
D01H 13/304
. .
{
Conditioning during spinning or twisting (for carding or combing D01G 99/005)
}
D01H 13/306
. .
{
by applying fluids, e.g. steam or oiling liquids
}
D01H 13/308
. .
{
by applying solids, e.g. wax
}
D01H 13/32
.
Counting, measuring, recording or registering devices (in general, see the appropriate subclass of Section G, e.g.
{
G01B 21/12, G01N 33/36
}
)
Collapse
D01H 15/00
Piecing arrangements (for open-end spinning machines D01H 4/48; in machines for producing textile fabrics, see the appropriate subclasses);
{
Automatic end-finding, e.g. by suction and reverse package rotation; Devices for temporarily storing yarn during piecing (piecing of rovings in combination with replacing of completed packages or cans D01H 9/005)
}
D01H 15/002
.
{
for false-twisting spinning machines
}
D01H 15/004
.
{
for centrifugal spinning machines
}
D01H 15/007
.
for two-for-one twisting machines
D01H 15/013
.
Carriages travelling along the machines
Collapse
D01H 17/00
Hand tools (cop-tube applying apparatus D01H 9/12)
D01H 17/02
.
Arrangements for storing ring travellers; Devices for applying travellers to rings
Collapse
D01H 2700/00
Spinning or twisting machines; Drafting devices
D01H 2700/01
.
Preparatory spinning machines
Collapse
D01H 2700/20
.
Spinning mules; Transmissions
D01H 2700/202
. .
Carriages or their movement; Lubrication
D01H 2700/205
. .
Spindles or spindle control in spinning mules
D01H 2700/207
. .
Yarn delivery rollers; Drawing systems for spinning mules; Silver rollers
D01H 2700/21
.
Piecing or cleaning in spinning mules
D01H 2700/22
.
Winding devices for spinning mules
Collapse
D01H 2700/24
.
Spinning or twisting machines of different kinds
D01H 2700/242
. .
Spinning or twisting devices wherein twist is created during winding
D01H 2700/245
.
Conception or fabrication of drafting cylinders
D01H 2700/247
.
Guilding means for veil or sliver on drafting systems
This page is owned by Office of Patent Classification.
Last Modified: 04/16/2013 4:31:16 PM