Apparatus for shifting sewing position in a sewing machine

Details Apparatus for shifting sewing position in a sewing machine Apparatus for shifting sewing position in a sewing machine

1993-07-14

1994-08-02

Nerbun, Peter

Sewing

Special machines

Darning

D05B 2100

Patent

active

053335619

ABSTRACT:
A main body (an arm assembly and a bed assembly) of a sewing machine is made movable in both fore-and-aft direction and in a lateral direction over an extended area as compared with the size of an overall sewing machine to extend an area over which a sewing operation is enabled while simultaneously increasing the sewing rate. An arm assembly 5 and a bed assembly 2 are completely separate from each other mechanically, and are each supported by an independent shifting mechanism 10, 20 for movement through a same travel in directions of X- and Y-axes to shift a sewing position.

REFERENCES:
patent: 3515080 (1970-06-01), Ramsey
patent: 3605661 (1971-09-01), Cooper
patent: 4503788 (1985-03-01), Giannuzzi et al.
patent: 4505212 (1985-03-01), Schwarzberger
patent: 4969410 (1990-11-01), Brower et al.
patent: 5040473 (1991-08-01), Zesch et al.
patent: 5103747 (1992-04-01), Resta et al.

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