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Class Information
Number: 112/180
Name: Sewing > Stitch forming > Bobbin ejector
Description: Includes means to facilitate removal of the bobbin.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7234403 |
Sewing or embroidery machine |
Jun. 26, 2007 |
| 7055444 |
Arrangement for changing the bobbin of a sewing or embroidery machine |
Jun. 6, 2006 |
| 6182918 |
Lower thread winding device |
Feb. 6, 2001 |
| 6170417 |
Remote control bobbin case exchanger device |
Jan. 9, 2001 |
| 6041725 |
Apparatus for automatically changing bobbin cases in quilting machines |
Mar. 28, 2000 |
| 5769016 |
Bobbin exchange judging apparatus |
Jun. 23, 1998 |
| 5718181 |
Bobbin exchanger |
Feb. 17, 1998 |
| 5694874 |
Under thread supply apparatus and method of supplying under thread |
Dec. 9, 1997 |
| 5606927 |
Under thread supply apparatus and method of supplying under thread |
Mar. 4, 1997 |
| 5603273 |
Under thread supply apparatus and method of supplying under thread |
Feb. 18, 1997 |
| 5315944 |
Machine for automatically changing lower-thread bobbins |
May. 31, 1994 |
| 5143004 |
Sewing apparatus including automatic bobbin reloading |
Sep. 1, 1992 |
| 4681050 |
Bobbin in run-out detector, and a bobbin changing mechanism incorporating the detector |
Jul. 21, 1987 |
| 4648338 |
Automatic bobbin and bobbin carrier changing apparatus for sewing machine |
Mar. 10, 1987 |
| 4223618 |
Automatic bobbin changer and apparatus for a sewing machine |
Sep. 23, 1980 |
| 4002130 |
Automatic bobbin rewinding for sewing machines |
Jan. 11, 1977 |
| 3981256 |
Magnetic automatic bobbin changer for sewing machines |
Sep. 21, 1976 |
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