(0)D03C:0/1:
IPC6
SECTION D - TEXTILES; PAPER
D03C
1/2
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D03C001/00 - D03C003/44
D 03
WEAVING
D 03 C
SHEDDING MECHANISMS; PATTERN CARDS OR CHAINS; PUNCHING OF CARDS; DESIGNING PATTERNS
1
/
00
Dobbies
1
/
02
•
Single-lift dobbies, i.e. dobbies in which the same draw-knife or equivalent operates for every pick (
D 03 C 1/10
takes precedence)
1
/
04
•
•
Open-shed single-lift dobbies
1
/
06
•
Double-lift dobbies, i.e. dobbies in which separate draw-knives or equivalent operate on alternate picks
1
/
08
•
•
reversible, i.e. correct sheds open automatically when the loom is driven backwards
1
/
10
•
Centre-shed dobbies, i.e. shed formed by lifting some threads and lowering the others from central shed-closed position
1
/
12
•
Dobbies employing toothed gearing instead of draw-knifes
1
/
14
•
Features common to dobbies of different types (stop motions acting on defective operation of shedding mechanisms
D 03 D 51/46
)
1
/
16
•
•
Arrangements of dobby in relation to loom
1
/
18
•
•
Knives; Knife frames
1
/
20
•
•
Hooks; Lifters
1
/
22
•
•
Needles; Needle boxes; Needle boards
1
/
24
•
•
Cylinders; Cylinder battens
1
/
26
•
•
Facilitating engagement of lifting-hooks with draw-knives
1
/
28
•
•
•
by creating and then eliminating back-lash between hooks and knives
1
/
30
•
•
•
wherein all the hooks are disengaged from the knives, and selected hooks then re-engaged
1
/
32
•
•
•
wherein all the hooks are engaged with the knives, and unselected hooks then disengaged
1
/
34
•
•
Arrangements wherein warp threads pass one another at different heights to avoid congestion
1
/
36
•
•
Card- or chain-saving arrangements, e.g. cross-border dobbies
3
/
00
Jacquards
(controlling jacquard by scanning design
D 03 C 17/06
; for gripper Axminster looms
D 03 D 39/08
)
3
/
02
•
Single-lift jacquards
3
/
04
•
•
of open-shed type
3
/
06
•
Double-lift jacquards
3
/
08
•
•
of open-shed type
3
/
10
•
Centre-shed jacquards
3
/
12
•
Multiple-shed jacquards, i.e. jacquards which move warp threads to several different heights, e.g. for weaving pile fabrics
3
/
14
•
Jacquards not employing lifting-hooks, e.g. employing knotted cords in conjunction with keyhole slots
3
/
16
•
Verdol or other jacquards having intermediate power-operated needles between reading needles and lifting-hooks
3
/
18
•
Selvedge jacquards
3
/
20
•
Electrically-operated jacquards
3
/
22
•
Fluid-operated jacquards
3
/
24
•
Features common to jacquards of different types
3
/
26
•
•
General arrangements of jacquards, or disposition in relation to loom
3
/
28
•
•
Pick-finding arrangements; Arrangements for preventing next shed from being opened during stopping of loom
3
/
30
•
•
Arrangements wherein hooks are positively operated to close shed
3
/
32
•
•
Jacquard driving mechanisms
3
/
34
•
•
•
Cylinder operating mechanisms
3
/
36
•
•
•
Griffe operating mechanisms
3
/
38
•
•
Comber boards
3
/
40
•
•
Constructions of lifting-cords
3
/
42
•
•
Arrangements of lifting-cords
3
/
44
•
•
Lingoes
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