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Class Information
Number: 112/253
Name: Sewing > Elements > Thread end clamps
Description: Hold the free end of a thread for stitching.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 6766752 |
Sewing machine having a thread hooking device |
Jul. 27, 2004 |
| 6332419 |
Auxillary device of a sewing machine |
Dec. 25, 2001 |
| 6009819 |
Auxiliary device for sewing up the starting end of a thread chain in a chain stitch sewing machine |
Jan. 4, 2000 |
| 5931106 |
Buttonhole sewing machine, with a needle-thread clamp and cutter |
Aug. 3, 1999 |
| 5887537 |
Method and apparatus for the production of a seam in a workplace |
Mar. 30, 1999 |
| 5660127 |
Thread end cutting and holding in a sewing machine |
Aug. 26, 1997 |
| 5655470 |
Sewing machine with movable presser foot |
Aug. 12, 1997 |
| 5596940 |
Apparatus for treating end portion of sewing thread |
Jan. 28, 1997 |
| 5447108 |
Snap action thread and gimp trimming on a buttonhole machine |
Sep. 5, 1995 |
| 5431119 |
Thread end holding device for a sewing machine |
Jul. 11, 1995 |
| 5367969 |
Upper thread holding device of sewing machine |
Nov. 29, 1994 |
| 5337688 |
Looper thread holding apparatus for a sewing machine and method of holding a looper thread |
Aug. 16, 1994 |
| 5159889 |
Sewing machine with automatic latch back device and method of sewing a portion of a thread chain |
Nov. 3, 1992 |
| 5156103 |
Looper-thread feed device for an eyelet buttonhole sewing machine |
Oct. 20, 1992 |
| 5144901 |
Needle thread holding device for holding leading end portion of the needle thread in sewing machine having thread cutting mechanism |
Sep. 8, 1992 |
| 5027732 |
Thread end holding unit |
Jul. 2, 1991 |
| 5025739 |
Needle thread wiper of sewing machine |
Jun. 25, 1991 |
| 5025738 |
Needle thread drawing device of a sewing machine |
Jun. 25, 1991 |
| 5020462 |
Slackened needle thread assuring unit |
Jun. 4, 1991 |
| 4962714 |
Thread end disposal unit in a thread cutting sewing machine |
Oct. 16, 1990 |
| 4919061 |
Button-hole sewing machine having a thread cutting and clamping device |
Apr. 24, 1990 |
| 4913073 |
Cloth presser in a sewing machine stitching in zigzag and provided with thread end holder |
Apr. 3, 1990 |
| 4903623 |
Hemmer seamer assembly |
Feb. 27, 1990 |
| 4879960 |
Thread trimmer system for in-line chain stitch sewing machine |
Nov. 14, 1989 |
| 4850293 |
Sewing machine top cover thread trimmer |
Jul. 25, 1989 |
| 4834009 |
Sleeve backtack |
May. 30, 1989 |
| 4796552 |
Latch tacker |
Jan. 10, 1989 |
| 4785753 |
Latch tacker |
Nov. 22, 1988 |
| 4738210 |
Backlatch attachment with a rotatable thread catcher |
Apr. 19, 1988 |
| 4733622 |
Thread end holder for sewing machine with thread winding bobbin |
Mar. 29, 1988 |
| 4658752 |
Method and apparatus for drawing a needle thread through a workpiece |
Apr. 21, 1987 |
| 4655152 |
Thread clamp for sewing machines |
Apr. 7, 1987 |
| 4550672 |
Thread-holding apparatus for buttonhole machine |
Nov. 5, 1985 |
| 4448139 |
Automatic thread changing sewing machine |
May. 15, 1984 |
| 4364319 |
Controlled thread clamp device for needle threads |
Dec. 21, 1982 |
| 4228748 |
Thread control for buttonhole sewing machine |
Oct. 21, 1980 |
| 4220105 |
Device for cutting and positioning a chain of stitches on a sewing machine |
Sep. 2, 1980 |
| 4200050 |
Thread cutting device for lockstitch sewing machines |
Apr. 29, 1980 |
| 4072116 |
Overedge stitch sewing machine |
Feb. 7, 1978 |
| 4040370 |
Stitch control device for sewing machines |
Aug. 9, 1977 |
| 4038933 |
Device for retaining a chain of stitches in a sewing machine |
Aug. 2, 1977 |
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