Device for the insertion of the pocket strip applied to sewing m

Details Device for the insertion of the pocket strip applied to sewing m Device for the insertion of the pocket strip applied to sewing m

1976-09-08

1978-03-21

Schroeder, Werner H.

Sewing

Special machines

Darning

D05C 904

Patent

active

040796817

ABSTRACT:
A device for the insertion of a pocket strip applied to sewing machines for making welted pockets which includes a truck for feeding fabric, a work clamp composed of two distinct elements operated independently, two side pressers, a central blade, a mounting frame, a pneumatic motor to drive the frame toward and away from the pressers, a pocket strip clamp for a pocket strip carried by the mounting frame and adapted to make relative thereto alternate displacements, a pneumatic cylinder fixed to the mounting frame to drive the pocket strip clamp, a frame carried by the mounting frame to prepare and guide a pocket strip free edge projecting from the pocket strip clamp carrying it in such a way as to facilitate the invention of the pocket strip on patch fabric forming the welted pocket.

REFERENCES:
patent: 3296986 (1967-01-01), Gansl
patent: 3930453 (1976-01-01), Hintzen et al.
patent: 3980030 (1976-09-01), Fischer et al.

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