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Class Information
Number: 112/475.25
Name: Sewing > Method of sewing > Stitch forming > Buttonhole finishing or forming
Description: Method including either (a) the step of guiding a thread along a path which encircles an aperture in the workpiece, (b) the steps of (1) guiding the thread along a path which encircles a location of the intended buttonhole, then (2) making a buttonhole aperture in the workpiece within the region defined by encircling threaded region, or (c) the step of simultaneously forming an aperture in the workpiece while guiding the thread along a path which encircles the aperture.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5881663 |
Method of tying a knot in chain stitching |
Mar. 16, 1999 |
| 5839382 |
Electronically geared sewing machine |
Nov. 24, 1998 |
| 5819674 |
Bight mechanism for a buttonhole sewing machine |
Oct. 13, 1998 |
| 5778806 |
Sewing and material removal assembly |
Jul. 14, 1998 |
| 5758591 |
Main cam for a buttonhole sewing machine |
Jun. 2, 1998 |
| 5752455 |
Clutch mechanism for a buttonhole sewing machine |
May. 19, 1998 |
| 5575226 |
Sewing and material removal assembly |
Nov. 19, 1996 |
| 5575227 |
Feed mechanism for a buttonhole sewing machine |
Nov. 19, 1996 |
| 5458075 |
Electronically geared sewing machine |
Oct. 17, 1995 |
| 5456194 |
Material transfer assembly for pattern tacker sewing machine |
Oct. 10, 1995 |
| 5339756 |
Material removal device used with a sewing machine |
Aug. 23, 1994 |
| 5222449 |
Sewing machine capable of forming a buttonhole in a work piece |
Jun. 29, 1993 |
| 5158026 |
Kit assembly adapted for use with a programmable sewing machine |
Oct. 27, 1992 |
| 4878444 |
Electronic sewing machine and presser foot particularly for buttonhole stitches and process for producing buttonhole stitches utilizing alternately operable sensor |
Nov. 7, 1989 |
| 4781133 |
Automatic buttonhole stitching method of sewing machine |
Nov. 1, 1988 |
| 4712496 |
Machine stitched buttonhole and method of producing same |
Dec. 15, 1987 |
| 4696245 |
Method of automatic buttonhole stitching with a computerized sewing machine |
Sep. 29, 1987 |
| 4565144 |
Towel support |
Jan. 21, 1986 |
| 4527495 |
Buttonhole stitching process |
Jul. 9, 1985 |
| 4503793 |
Bobbin winding actuation by buttonhole selection |
Mar. 12, 1985 |
| 4502401 |
Electronic sewing machine |
Mar. 5, 1985 |
| 4495878 |
Electronic sewing machine |
Jan. 29, 1985 |
| 4465004 |
Method of forming an eyelet end buttonhole pattern |
Aug. 14, 1984 |
| 4458612 |
Buttonhole sewing machine and method of buttonhole formation |
Jul. 10, 1984 |
| 4425391 |
Button and buttonhole tape |
Jan. 10, 1984 |
| 4393797 |
Arrangement and method for preventing false triggering in an optically switched buttonhole mechanism |
Jul. 19, 1983 |
| 4296696 |
Device for producing sewing seam patterns of stitch groups |
Oct. 27, 1981 |
| 4242976 |
Precise positioner of buttonhole presser foot |
Jan. 6, 1981 |
| 4215640 |
Buttonhole stitch method |
Aug. 5, 1980 |
| 4188900 |
Method of buttonhole formation |
Feb. 19, 1980 |
| 4181087 |
Method for initially positioning a traveling buttonhole presser foot |
Jan. 1, 1980 |
| 4159688 |
Method of forming a buttonhole pattern |
Jul. 3, 1979 |
| 4157719 |
Method and apparatus for ultrasonic sealing and cutting, and tabs produced thereby |
Jun. 12, 1979 |
| 4148268 |
Method of and apparatus for the production of button-holes on a double lock stitch buttonhole sewing machine |
Apr. 10, 1979 |
| 4131074 |
Method of and apparatus for the sewing of a multiplicity of stitch groups in a workpiece |
Dec. 26, 1978 |
| 4009673 |
Method for making a buttonhole on a zigzag stitch sewing machine |
Mar. 1, 1977 |
| 3980033 |
Placket buttonhole system |
Sep. 14, 1976 |
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