Work cutting attachment for zigzag sewing machines

Details Work cutting attachment for zigzag sewing machines Work cutting attachment for zigzag sewing machines

1986-02-05

1986-12-02

Schroeder, Werner H.

Sewing

Work manipulating

Trimmers

112151, 112443, D05B 3706

Patent

active

046256636

ABSTRACT:
A work cutting attachment for use with a zigzag sewing machine having a reciprocatory needle bar, a presser bar and a feed dog. The attachment includes a base plate, a mounting mechanism for removably securing the base plate to the presser bar, an interlocking mechanism pivotally supported on the base plate and engageable with the needle bar for vertical swinging movement therewith, a movable and a fixed knife disposed generally behind the needle bar relative to the direction of work advancement, a guide member for guiding the fabric chip cut by the knives in a direction moving away from the work fabric to be sewn, and a presser foot disposed generally below the needle bar and cooperating with the feed dog to hold and feed the work fabric to be sewn.

REFERENCES:
patent: 485538 (1892-11-01), Forbes et al.
patent: 2048268 (1936-07-01), Kucera
patent: 4389952 (1983-06-01), Dreier et al.
patent: 4463693 (1984-08-01), Dreier et al.
patent: 4572089 (1986-02-01), Nishi

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