(0)D03D:2/3:
IPC6
SECTION D - TEXTILES; PAPER
WOVEN FABRICS; METHODS OF WEAVING; LOOMS
D03D
3/4
<<   >>   D03D047/00 - D03D049/70  

47
/ 00 Looms in which bulk supply of weft does not pass through shed, e.g. shuttleless looms, gripper shuttle looms, dummy shuttle looms (circular looms D 03 D 37/00)

47
/ 02 wherein loops of continuous weft thread are inserted, i.e. double picks (D 03 D 47/27 takes precedence) [3]  

47
/ 04 by a reciprocating needle having a permanently-threaded eye  

47
/ 06 by a pivoted having a permanently-threaded eye  

47
/ 08 the path of the needle being modified by cams, linkages, or other means  

47
/ 10 by a forked needle pushing loop of weft through shed  

47
/ 12 wherein single picks of weft thread are inserted, i.e. with shedding between each pick (D 03 D 47/27 takes precedence) [3]  

47
/ 14 by a gripper needle taking the end of the weft through the shed  

47
/ 16 by a gripper needle entering the shed empty and drawing the weft as it retracts  

47
/ 18 two weft inserters meeting at or near the middle of the shed and transferring the weft from one to the other  

47
/ 20 Constructional features of the thread-engaging device on the inserters  

47
/ 22 adapted for working a loop of weft part-way inserted in the shed and then straightened-out  

47
/ 23 Thread grippers (in dummy or gripper shuttles D 03 J 5/06) [3]  

47
/ 24 by gripper or dummy shuttle (travelling-wave-shed looms D 03 D 47/26; inserting mechanisms for shuttles D 03 D 49/24; gripper or dummy shuttles per se D 03 J 5/06)  

47
/ 25 inserted from only one side of loom [3]  

47
/ 26 Travelling-wave-shed looms  

47
/ 27 Drive or guide mechanisms for weft inserting [3]  

47
/ 28 wherein the weft itself is projected into the shed  

47
/ 30 by gas jet  

47
/ 32 by liquid jet  

47
/ 34 Handling the weft between bulk storage and weft-inserting means  

47
/ 36 Measuring and cutting the weft  

47
/ 38 Weft pattern mechanisms  

47
/ 39 wherein cane, straw, slats, material for hair-cloth or similar material is handled [3]  

47
/ 40 Forming selvedges  

47
/ 42 by knitting or interlacing loops of weft  

47
/ 44 with additional selvedge thread  

47
/ 46 by selvedge shuttle or other device passing selvedge thread through loop of weft (by knitting D 03 D 47/44)  

47
/ 48 by inserting cut end of weft in next shed, e.g. by tucking, by blowing  

47
/ 50 by adhesion  
 

49
/ 00 Details or constructional features not peculiar to looms of a particular type (temples D 03 J 1/22)

49
/ 02 Construction of loom framework  

49
/ 04 Control of the tension in warp or cloth  

49
/ 06 Warp let-off mechanisms (construction of warp beam D 02 H)  

49
/ 08 Warp beam brakes  

49
/ 10 Driving the warp beam to let the warp off  

49
/ 12 Controlling warp tension by means other than let-off mechanisms  

49
/ 14 Compensating for tension differences during shedding  

49
/ 16 Warp supplied by creel  

49
/ 18 Devices for indicating warp tension (measuring tension of threads in general G 01 L 5/04)  

49
/ 20 Take-up motions; Cloth beams (storage racks for beams D 02 H)  

49
/ 22 Back rests; Lease rods; Brest beams  

49
/ 24 Mechanisms for inserting shuttle in shed (shuttles per se D 03 J 5/00)  

49
/ 26 Picking mechanisms, e.g. for propelling gripper shuttles or dummy shuttles  

49
/ 28 Driving mechanisms for the picker stick  

49
/ 30 operated by cam  

49
/ 32 operated by previously-loaded spring or equivalent  

49
/ 34 operated by liquid or gas pressure  

49
/ 36 Pickers; Arresting means therefor (check straps D 03 D 49/40 )  

49
/ 38 Picking sticks; Arresting means therefor (check straps D 03 D 49/40)  

49
/ 40 Check straps; Lug straps; Similar strap components  

49
/ 42 whereby the shuttle is propelled by liquid or gas pressure  

49
/ 44 whereby the shuttle is propelled by electric or magnetic means  

49
/ 46 wherein the shuttle is pushed or pulled positively (travelling-wave-shed type looms D 03 D 47/26)  

49
/ 48 positioning shuttle in readiness for picking  

49
/ 50 Miscellaneous devices or arrangements concerning insertion of the weft and not otherwise provided for  

49
/ 52 Shuttle boxes (change-boxes D 03 D 43/00)  

49
/ 54 Braking means; Swells  

49
/ 56 Shuttle relief mechanisms, i.e. reducing shuttle swell pressure before picking  

49
/ 58 Shuttle guards  

49
/ 60 Construction or operation of slay  

49
/ 62 Reeds mounted on slay  

49
/ 64 wherein the slay dwells or moves slowly while the weft is being inserted  

49
/ 66 Shuttle races  

49
/ 68 Reeds or beat-up combs not mounted on the slay (loose reed stop motion D 03 D 51/42)  

49
/ 70 Devices for cutting weft threads (cutting weft in looms with automatic weft replenishment D 03 D 45/50; apparatus for slitting fabric D 03 J 1/08)  

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