Sewing apparatus

Sewing – Special machines – Traveling sewing machine

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Details

11247508, 901 41, D05B 2100

Patent

active

058757260

ABSTRACT:
A sewing machine for producing a seam along a three-dimensional bent curve including first and second carriers for supporting a needle system and a looper system for translation along and rotation about three coordinate axes and first control means for synchronizing needle and looper drives and second control means for operating positioning devices for positioning the needle system and looper system to provide a differential spatial relationship between the needle system and the looper system before and after the sewing operation and for synchronizing the positioning devices.

REFERENCES:
patent: 4957054 (1990-09-01), Sakuma et al.
patent: 5313897 (1994-05-01), Katamine et al.
patent: 5381743 (1995-01-01), Moll
patent: 5458075 (1995-10-01), Tice et al.

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