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Class Information
Number: 112/303
Name: Sewing > Stitch forming > Feeding work material
Description: Device having means to advance the work material into or away from the stitch forming mechanism.


Sub-classes under this class:

Class Number Class Name Patents
112/304 By endless conveyor 113
112/311 Clamp type 82
112/320 Engaging upper side of work material 98
112/324 Feed dog structure 21
112/323 Four motion feed 58
112/314 Having adjustment feature 61
112/308 Having curvate feature 84
112/306 Having means to align work 117
112/310 Needle and helper 26
112/312 Plural differential feed means 15
112/322 Rotary feed 87
112/305 Under tension 65
112/307 Work of indeterminate length 19


Patents under this class:

Patent Number Title Of Patent Date Issued
5974994 Method and a multiple-needle sewing machine for sewing large area sewing material Nov. 2, 1999
5511502 Automatic loader for a stator coil lacing machine Apr. 30, 1996
5238237 Sheet handling apparatus Aug. 24, 1993
5129342 Apparatus for feeding a tie insert to the feed table of a tie sewing machine Jul. 14, 1992
5109785 Workpiece fabric feeding device for binder strip sewing machine May. 5, 1992
5097776 Method and apparatus for loading and transferring materials in a sewing system Mar. 24, 1992
5085158 Sewing machine with piping strip cutting and transfer device Feb. 4, 1992
5063867 Zigzag sewing machine Nov. 12, 1991
5039079 Process and apparatus for superimposing at least two flexible layers in particular the front and rear panels of an article such as a slip in the textile and knitted goods industry Aug. 13, 1991
5029543 Accessory unit for a sewing machine for automatically sewing pieces of ribbon material onto a sewing material Jul. 9, 1991
5018463 Stacking device having clamps along a circulating conveyor for clamping, conveying, and stacking sewn articles from a sewing machine to a cloth holding stand May. 28, 1991
4998492 Method of and apparatus for reducing puckering occurring in a line of machine stitching during the stitching operation Mar. 12, 1991
4996932 Multiple-needle pattern-stitching sewing machine Mar. 5, 1991
4991526 Bed plate insert and presser foot, each having a guide surface for laterally supporting a sewing machine needle Feb. 12, 1991
4986524 Label injector for hemming machines Jan. 22, 1991
4917032 Method and apparatus for changing the sewing direction of a multiple needle flat seam stitch machine Apr. 17, 1990
4858539 Rotational switching apparatus with separately driven stitching head Aug. 22, 1989
4829919 Device to feed ribbon-like trimmings under the pressure foot of a sewing machine May. 16, 1989
4813362 Automatic sewing machine Mar. 21, 1989
4800830 Hemmer seamer assembly Jan. 31, 1989
4785752 Material feeder of sewing machine Nov. 22, 1988
4777895 Method of sewing sheet material and an apparatus therefor Oct. 18, 1988
4768451 Apparatus for turning pocket-like fabric work pieces Sep. 6, 1988
4694767 Device for transferring a fabric strip from a deposit station Sep. 22, 1987
4691654 Lateral movement feed dog for a sewing machine Sep. 8, 1987
4651658 Sewing machine and means for transporting workpieces therein Mar. 24, 1987
4462320 Workholder for an automatic sewing machine Jul. 31, 1984
4446802 Automatic sewing machines May. 8, 1984
4282819 Adjustment device in a sewing machine Aug. 11, 1981
4282819 Adjustment device in a sewing machine Aug. 11, 1981
4214541 Method for manufacturing pillowcases Jul. 29, 1980
4157686 Sewing assembly with a feed drive for a work holder Jun. 12, 1979
4138954 Device for simultaneously stiffening and hemming drapery panels Feb. 13, 1979
4133278 Toy knitting device Jan. 9, 1979
4102280 Feed device for flexible workpieces, especially for a sewing machine Jul. 25, 1978
4088085 Sewing device for producing form seams May. 9, 1978
3986467 Guiding stitching and delivering system Oct. 19, 1976



 
 
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