Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Thread monitor for the bottom thread in the bobbin of a sewing machine

Thread monitor for the bottom thread in the bobbin of a sewing machine

US Patent 4732098 · Granted Mar 22, 1988

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Process and device for monitoring the bobbin thread on stitch-forming machines1994
Device for optically scanning the material being sewn in a sewing machine1993
Process and device for monitoring the bobbin thread on stitch-forming machines1993
Stitch-forming machine with a transducer and a control device1993
Stitch-forming machine with a transducer and a control device1993
Process and sewing machine for sewing together layers of fabric according to a p1992
Sewing machine with a thread monitor for the thread of the bobbin1991
Sewing machine with a thread monitor for the thread of the bobbin1991
Device for separating, delivering and depositing blanks1990
Device for separating, delivering and depositing blanks1990
Sewing machine with thread monitor for the bobbin thread1989
Sewing machine with thread monitor for the bobbin thread1989