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Class Information
Number: 112/273
Name: Sewing > Elements > Starting or stopping > Thread sensing
Description: Devices which sense a condition of the sewing thread, such as its slackness, a break or run out, and cause the sewing drive mechanism to start or stop in response to the condition sensed.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7308333 |
Computerized stitching including embroidering |
Dec. 11, 2007 |
| 6935258 |
Embroidering system |
Aug. 30, 2005 |
| 6568338 |
Sewing machine having balance |
May. 27, 2003 |
| 6564733 |
Device for monitoring the bobbin thread on double thread lockstitch sewing machines |
May. 20, 2003 |
| 6317644 |
Monitor and malfunction predictor for textile machines |
Nov. 13, 2001 |
| 6289832 |
Apparatus for use in sewing machine for detecting damage to covered or uncovered conductive wire |
Sep. 18, 2001 |
| 6213039 |
Apparatus for detecting thread breakage in sewing machine |
Apr. 10, 2001 |
| 6123037 |
Multi-head embroidery machine with thread cutting function |
Sep. 26, 2000 |
| 5947043 |
Sewing machine having multiple needles |
Sep. 7, 1999 |
| 5826626 |
Weft thread monitoring system in a circular loom |
Oct. 27, 1998 |
| 5826525 |
Sewing machine having display means |
Oct. 27, 1998 |
| 5782192 |
Automated sewing system |
Jul. 21, 1998 |
| 5769343 |
Apparatus for supplying the bobbin thread of the sewing machine |
Jun. 23, 1998 |
| 5606926 |
Method and apparatus for detecting an aberrational stitch in real time |
Mar. 4, 1997 |
| 5295451 |
Automatic embroidering machine having thread break detection means |
Mar. 22, 1994 |
| 5267518 |
Process and device for monitoring the bobbin thread on stitch-forming machines |
Dec. 7, 1993 |
| 5237944 |
Stitch-forming machine with a transducer and a control device |
Aug. 24, 1993 |
| 5233936 |
Method and apparatus for detecting skipped stitches for a chainstitch sewing machine |
Aug. 10, 1993 |
| 5228402 |
Sewing machine for sewing continuous pattern consisting of plurality of partial patterns |
Jul. 20, 1993 |
| 5228403 |
Sewing machine for sewing continuous pattern consisting of plurality of partial patterns |
Jul. 20, 1993 |
| 5199365 |
Sewing machine thread monitoring system |
Apr. 6, 1993 |
| 5184560 |
Automatic sewing machine capable of executing stitch back operation |
Feb. 9, 1993 |
| 5078331 |
Sewing machine bobbin and mini-spool rotatably mounted thereon |
Jan. 7, 1992 |
| 5078068 |
Process and apparatus for preparing a seam |
Jan. 7, 1992 |
| 5056442 |
Tight end detector for tufting machines |
Oct. 15, 1991 |
| 5029539 |
Stitch pattern formation sewing machine |
Jul. 9, 1991 |
| 5018465 |
Sewing machine with thread monitor |
May. 28, 1991 |
| 5005505 |
Method of supplying thread from a reel to sewing machine and hanger used therein |
Apr. 9, 1991 |
| 4993337 |
Sewing machine with automatic thread control and thread breakage detecting devices |
Feb. 19, 1991 |
| 4970974 |
Tufting machine broken yarn detector |
Nov. 20, 1990 |
| 4938159 |
Thread detecting apparatus in a sewing machine |
Jul. 3, 1990 |
| 4936233 |
Embroidering machine |
Jun. 26, 1990 |
| 4934292 |
Sewing apparatus including an arrangement for automatically monitoring the bobbin thread, and a bobbin particularly useful in such apparatus |
Jun. 19, 1990 |
| 4841890 |
Thread break indicating device for sewing machines using a photo amplifier |
Jun. 27, 1989 |
| 4825789 |
Low bobbin thread detector |
May. 2, 1989 |
| 4821660 |
Multineedle automatic sewing machine |
Apr. 18, 1989 |
| 4805544 |
Sewing machine with thread monitor for the bobbin thread |
Feb. 21, 1989 |
| 4763588 |
Apparatus for thread monitoring in a sewing machine |
Aug. 16, 1988 |
| 4735161 |
Sewing machine thread breakage detector |
Apr. 5, 1988 |
| 4732098 |
Thread monitor for the bottom thread in the bobbin of a sewing machine |
Mar. 22, 1988 |
| 4696244 |
Thread chaining detector |
Sep. 29, 1987 |
| 4693196 |
Apparatus for monitoring shuttle thread supply of a sewing machine |
Sep. 15, 1987 |
| 4691647 |
Optical thread breakage monitoring apparatus |
Sep. 8, 1987 |
| 4691648 |
Device for detecting the residual amount of bobbin thread in a lock stitch sewing machine |
Sep. 8, 1987 |
| 4681050 |
Bobbin in run-out detector, and a bobbin changing mechanism incorporating the detector |
Jul. 21, 1987 |
| 4628847 |
Apparatus for thread monitoring |
Dec. 16, 1986 |
| 4625666 |
Optical thread breakage monitoring apparatus for tufting machines |
Dec. 2, 1986 |
| 4619213 |
Drive control mechanism of sewing machine |
Oct. 28, 1986 |
| 4602582 |
Monitoring looper thread feed monitoring device in a sewing machine |
Jul. 29, 1986 |
| 4570560 |
Stop motion device for sewing, embroidering or tufting machines |
Feb. 18, 1986 |
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