Sewing machine workpiece edge alignment apparatus

Details Sewing machine workpiece edge alignment apparatus Sewing machine workpiece edge alignment apparatus

1986-02-14

1987-07-28

Schroeder, Werner H.

Sewing

Special machines

Darning

112153, 112306, 112308, 112313, 271227, D05B 1900, D05B 2714

Patent

active

046825533

ABSTRACT:
An installation for linear treatment, such as the edging of textile pieces. It comprises a sewing machine, equipped with a feed dog/presser foot system, a work table which supports the piece during edging, a detection device and two recentering means controlled together or independently of each other by the instructions given by the detection device. The two recentering means consist, on the one hand, of an active guide placed immediately in front of the presser foot and ensuring displacement of that part of the piece located near the presser foot, substantially transversely with respect to the line of stitching, and, on the other hand, of a mobile support placed upstream of the active guide presenting a mobile flat surface, on the same plane as the work table.

REFERENCES:
patent: 3650229 (1972-03-01), Rovin
patent: 3693561 (1972-09-01), Hrinko, Jr. et al.
patent: 3889614 (1975-06-01), Nicolay et al.
patent: 3903820 (1975-09-01), Kleinschmidt et al.
patent: 4019447 (1977-07-01), Blessing et al.
patent: 4312281 (1982-01-01), Doyen et al.
patent: 4541347 (1985-09-01), Kawaguchi et al.

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