Automatic device for detaching the cam followers in a sewing mac

Details Automatic device for detaching the cam followers in a sewing mac Automatic device for detaching the cam followers in a sewing mac

1987-01-16

1988-08-23

Reynolds, W. Carter

Sewing

Stitch forming

Zigzag

D05B 302

Patent

active

047652683

ABSTRACT:
Automatic device for detaching the cam followers in a sewing machine where a selector knob, when it is rotated, provides the detachment of the cam followers in the first portion of rotation, and positions the desired cam in correspondence of the cam follower in the second portion of rotation. On the reduction collar of the selector knob two opposite grooves are made out, which engage pins transmitting the translation movement to a shaft which operates a cam follower detaching lever.

REFERENCES:
patent: 3356052 (1967-12-01), Bono
patent: 3435788 (1969-04-01), Fresard et al.
patent: 3792673 (1974-02-01), Bianchi

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