1. CPC Sections
  2. CPC Section D
  3. CPC Class D03
  4. CPC Subclass D03C
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CPC
COOPERATIVE PATENT CLASSIFICATION
​
D03C
SHEDDING MECHANISMS; PATTERN CARDS OR CHAINS; PUNCHING OF CARDS; DESIGNING PATTERNS [2021-08]
WARNING

  • {In this subclass non-limiting references (in the sense of paragraph 39 of the Guide to the IPC) may still be displayed in the scheme.}
D03C 1/00
Dobbies [2013-01]
D03C 1/005
.
{Electronic dobbies} [2016-11]
D03C 1/02
.
Single-lift dobbies, i.e. dobbies in which the same draw-knife or equivalent operates for every pick (D03C 1/10 takes precedence) [2013-01]
D03C 1/04
. .
Open-shed single-lift dobbies [2013-01]
D03C 1/06
.
Double-lift dobbies, i.e. dobbies in which separate draw-knives or equivalent operate on alternate picks [2013-01]
D03C 1/08
. .
reversible, i.e. correct sheds open automatically when the loom is driven backwards [2013-01]
D03C 1/10
.
Centre-shed dobbies, i.e. shed formed by lifting some threads and lowering the others from central shed-closed position [2013-01]
D03C 1/12
.
Dobbies employing toothed gearing instead of draw-knives [2013-01]
D03C 1/14
.
Features common to dobbies of different types (stop motions acting on defective operation of shedding mechanisms D03D 51/46) [2013-01]
D03C 1/142
. .
{Leveling mechanisms} [2016-11]
D03C 1/144
. .
{linking to the heald frame} [2016-11]
D03C 1/146
. .
{Independent drive motor} [2016-11]
D03C 1/148
. .
{Eccentrics} [2016-11]
D03C 1/16
. .
Arrangements of dobby in relation to loom [2013-01]
D03C 1/18
. .
Knives; Knife frames [2013-01]
D03C 1/20
. .
Hooks; Lifters [2013-01]
D03C 1/22
. .
Needles; Needle boxes; Needle boards [2013-01]
D03C 1/24
. .
Cylinders; Cylinder battens [2013-01]
D03C 1/26
. .
Facilitating engagement of lifting-hooks with draw-knives [2013-01]
D03C 1/28
. . .
by creating and then eliminating back-lash between hooks and knives [2013-01]
D03C 1/30
. . .
wherein all the hooks are disengaged from the knives, and selected hooks then re-engaged [2013-01]
D03C 1/32
. . .
wherein all the hooks are engaged with the knives, and unselected hooks then disengaged [2013-01]
D03C 1/34
. .
Arrangements wherein warp threads pass one another at different heights to avoid congestion [2013-01]
D03C 1/36
. .
Card- or chain-saving arrangements, e.g. cross-border dobbies [2013-01]
D03C 3/00
Jacquards (controlling jacquard by scanning design D03C 17/06; for gripper Axminster looms D03D 39/08) [2013-01]
D03C 3/02
.
Single-lift jacquards [2013-01]
D03C 3/04
. .
of open-shed type [2013-01]
D03C 3/06
.
Double-lift jacquards [2013-01]
D03C 3/08
. .
of open-shed type [2013-01]
D03C 3/10
.
Centre-shed jacquards [2013-01]
D03C 3/12
.
Multiple-shed jacquards, i.e. jacquards which move warp threads to several different heights, e.g. for weaving pile fabrics [2013-01]
D03C 3/14
.
Jacquards not employing lifting-hooks, e.g. employing knotted cords in conjunction with keyhole slots [2013-01]
D03C 3/16
.
Verdol or other jacquards having intermediate power-operated needles between reading needles and lifting-hooks [2013-01]
D03C 3/18
.
Selvedge jacquards [2013-01]
D03C 3/20
.
Electrically-operated jacquards [2013-01]
D03C 3/205
. .
{Independently actuated lifting cords} [2016-11]
D03C 3/22
.
Fluid-operated jacquards [2013-01]
D03C 3/24
.
Features common to jacquards of different types [2013-01]
D03C 3/26
. .
General arrangements of jacquards, or disposition in relation to loom [2013-01]
D03C 3/28
. .
Pick-finding arrangements; Arrangements for preventing next shed from being opened during stopping of loom [2013-01]
D03C 3/30
. .
Arrangements wherein hooks are positively operated to close shed [2017-08]
D03C 3/32
. .
Jacquard driving mechanisms [2013-01]
D03C 3/34
. . .
Cylinder operating mechanisms [2013-01]
D03C 3/36
. . .
Griffe operating mechanisms [2013-01]
D03C 3/38
. .
Comber boards [2013-01]
D03C 3/40
. .
Constructions of lifting-cords [2013-01]
D03C 3/42
. .
Arrangements of lifting-cords [2013-01]
D03C 3/44
. .
Lingoes [2013-01]
D03C 5/00
Cam or other direct-acting shedding mechanisms, i.e. operating heald frames without intervening power-supplying devices [2013-01]
D03C 5/005
.
{Leveling mechanisms} [2016-11]
D03C 5/02
.
operated by rotating cams [2013-01]
D03C 5/04
. .
Construction or shape of cams (cams in general F16H 53/00) [2013-01]
D03C 5/06
.
operated by cam devices other than rotating cams [2013-01]
D03C 7/00
Leno or similar shedding mechanisms [2013-01]
D03C 7/005
.
{Combined leno and patterned shedding motion} [2016-11]
D03C 7/02
.
Gauze healds [2013-01]
D03C 7/04
.
Mechanisms having discs oscillating about a weftwise axis and having apertures for warp threads [2013-01]
D03C 7/06
.
Mechanisms having eyed needles for moving warp threads from side to side of other warp threads [2013-01]
D03C 7/08
.
Devices for twisting warp threads repeatedly in the same direction [2013-01]
D03C 9/00
Healds; Heald frames (for leno shedding D03C 7/00) [2013-01]
D03C 9/02
.
Healds [2013-01]
D03C 9/022
. .
{anti-buckling} [2016-11]
D03C 9/024
. .
{Eyelets} [2016-11]
D03C 9/026
. .
{Material used} [2016-11]
D03C 9/04
. .
Metal healds [2021-08]
D03C 9/06
.
Heald frames [2013-01]
D03C 9/0608
. .
{Construction of frame parts} [2013-01]
D03C 9/0616
. . .
{Horizontal upper or lower rods} [2013-01]
D03C 9/0625
. . . .
{Composition or used material} [2013-01]
D03C 9/0633
. . . .
{Heald bars or their connection to other frame parts} [2013-01]
D03C 9/0641
. . . .
{Distance guides for keeping distance to the next frame} [2013-01]
D03C 9/065
. . .
{Side stays} [2013-01]
D03C 9/0658
. . .
{Intermediate supports or their connection to other frame parts} [2013-01]
D03C 9/0666
. .
{Connection of frame parts (D03C 9/0633 and D03C 9/0658 take precedence)} [2013-01]
D03C 9/0675
. . .
{Corner connections between horizontal rods and side stays} [2013-01]
D03C 9/0683
. .
{Arrangements or means for the linking to the drive system} [2013-01]
D03C 9/0691
. .
{Arrangements of means for damping or noise reduction} [2013-01]
D03C 11/00
Selvedge shedding mechanisms not forming part of main shedding mechanism (selvedge jacquards D03C 3/18; leno selvedge mechanism D03C 7/00) [2013-01]
D03C 13/00
Shedding mechanisms not otherwise provided for [2013-01]
D03C 13/02
.
{with independent drive motors (D03C 1/146 and D03C 3/205 take precedence)} [2016-11]
D03C 13/025
. .
{with independent frame drives} [2016-11]
D03C 15/00
Pattern cards or chains [2013-01]
D03C 15/02
.
Chains of metal, wood, or similar material with projecting pattern-indicating elements [2013-01]
D03C 15/04
.
Cards or paper perforated to indicate pattern [2013-01]
D03C 15/06
.
Apparatus for setting pegs in, or removing pegs from, pattern cards [2013-01]
D03C 15/08
.
Apparatus for interconnecting, e.g. by lacing, or disconnecting pattern cards [2013-01]
D03C 17/00
Card-punching apparatus (marking record carriers in digital fashion G06K) [2013-01]
D03C 17/02
.
manually-controlled, i.e. holes to be punched determined by the operator [2013-01]
D03C 17/04
. .
power-operated [2013-01]
D03C 17/06
.
automatic, i.e. design scanned optically or otherwise to control punching apparatus or to control loom jacquard directly [2013-01]
D03C 19/00
Methods or devices concerned with designing or making patterns, not provided for in other groups of this subclass [2022-08]
D03C 19/005
.
{Electronic} [2013-01]
D03C 2700/00
Shedding mechanisms [2013-01]
D03C 2700/01
.
Shedding mechanisms using heald frames [2013-01]
D03C 2700/0105
. .
Cam-driven heald frame movement [2013-01]
D03C 2700/0111
. . .
Devices for levelling the heald frames; Coupling and uncoupling the drive for the heald frames; Devices for holding the shed open [2013-01]
D03C 2700/0116
. . .
Arrangements in which warp threads pass one another at different heights [2013-01]
D03C 2700/0122
. . .
Devices for adjusting the geometric and time parameters of shed opening [2013-01]
D03C 2700/0127
. .
Programme-controlled heald frame movement [2013-01]
D03C 2700/0133
. . .
with mechanical transmission [2013-01]
D03C 2700/0138
. . . .
using hooks or lifters [2013-01]
D03C 2700/0144
. . . . .
Single-lift mechanisms [2013-01]
D03C 2700/015
. . . . . .
of closed-shed type [2013-01]
D03C 2700/0155
. . . . .
Double-lift mechanisms [2013-01]
D03C 2700/0161
. . . . . .
of negatively-driven type [2013-01]
D03C 2700/0166
. . . . . .
of positively-driven type [2013-01]
D03C 2700/0172
. . . . . .
Constructional details [2013-01]
D03C 2700/0177
. . .
Devices for levelling the heald frames; Coupling and uncoupling the drive for the heald frames; Devices for holding the shed open [2013-01]
D03C 2700/0183
. . .
Devices for adjusting the geometric and time parameters of shed opening [2013-01]
D03C 2700/0188
. .
Heald frame return devices [2013-01]
D03C 2700/0194
. .
Frame-operating devices for ribbon looms [2013-01]
D03C 2700/14
. .
Heald frame lifting devices [2013-01]