Frank M Winter

US Patent:

52339351, Aug 10, 1993

Filed:

May 15, 1992

Appl. No.:

7/884069

Inventors:

Frank F. Winter - Prospect Heights IL

Assignee:

Union Special Corporation - Huntley IL

International Classification:

D05B 5700
D05B 8500

US Classification:

112199

Abstract:

A looper throw-out device containing a latch for catching the release lever of the looper throw-out device when the release lever is left in the unlocked position. The latch is mounted on the inside portion of the sewing machine cover. If an operator fails to lock the release lever before sewing, the latch catches the unlocked release lever when the operator attempts to close the sewing machine cover.

US Patent:

39358275, Feb 3, 1976

Filed:

Jul 22, 1974

Appl. No.:

5/490783

Inventors:

Frank F. Winter - Chicago IL

Assignee:

Union Special Corporation - Chicago IL

International Classification:

D05B 6500

US Classification:

112252

Abstract:

This disclosure relates to a thread cutter mechanism for sewing machines wherein at the end of a stitching operation, a spreader member extends into the needle thread loop and expands the same transversely so that both the bobbin thread and the needle thread may be severed in a single operation. Cooperating cutter knives, mounted to swing arcuately, cooperate with the loop spreader to effect the necessary thread cutting. In addition, there is provided a bobbin thread pull-off member which serves to pull thread off of the bobbin prior to the severing of the bobbin thread by the cutter knives. The cutter knives, loop spreader and bobbin thread pull-off member are all actuated in an arcuate path by means of slide bars which are actuated by mechanism controlled in timed relation to the operation of the sewing machine.

US Patent:

53834143, Jan 24, 1995

Filed:

May 17, 1993

Appl. No.:

8/063096

Inventors:

Frank F. Winter - Prospect Heights IL
James M. Karaba - Rockford IL

Assignee:

Union Special Corporation - Huntley IL

International Classification:

D05B 120
D05B 5706

US Classification:

112162

Abstract:

A stitch and mechanism for forming such a stitch including three needles and cooperating loopers for forming three parallel rows of stitches that are joined by a spreader thread that lies on the upper surface of the work piece. The spreader thread is configuration to be on both sides of the three needles such that it connects and covers the three parallel rows of stitches.