Lock stitching and over-lock stitching sewing machine

Details Lock stitching and over-lock stitching sewing machine Lock stitching and over-lock stitching sewing machine

1980-11-26

1982-08-10

Schroeder, Werner H.

Sewing

Stitch forming

Convertible

112163, D05B 114

Patent

active

043432506

ABSTRACT:
A lock stitching and overlock stitching machine has a primary driving means, a lock stitching device including a drive shaft, an overlock stitching device including a separate drive shaft and being spaced apart from the lock stitching device, the drive shafts of respective stitching devices being coupled to the primary driving means by a clutch means which is operable to rotate the drive shaft of the lock-stitching device in one direction relative to the user and the drive shaft of the overlock-stitching device in an opposite direction relative to the user.

REFERENCES:
patent: 877508 (1908-01-01), Klemm
patent: 1100913 (1914-06-01), Ringe
patent: 1692094 (1928-11-01), Sawers
patent: 2064973 (1936-12-01), Gallens
patent: 2973730 (1961-03-01), Schweda et al.
patent: 3116706 (1964-01-01), Sigoda
patent: 3342150 (1967-09-01), Tretow et al.
patent: 3429275 (1969-02-01), Gorin et al.

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