Sewing – Work manipulating – Guides
Patent
1975-06-23
1976-10-12
Schroeder, Werner H.
Sewing
Work manipulating
Guides
112237, D05B 302
Patent
active
039850870
ABSTRACT:
This disclosure relates to means for preventing the reciprocating needle of a sewing machine from operating in a zig-zag mode when a straight stitch throat plate means is positioned on the work bed surface. A latching means is provided for selective interconnection between the zig-zag jogging mechanism and the needle mechanism with said latching means being responsive to movement of the presser mechanism for unlatching the latching means. A locking mechanism is also provided to lock the latching mechanism in an unlatched position.
REFERENCES:
patent: 2280289 (1942-04-01), Gerber
patent: 2757626 (1956-08-01), Fujita
patent: 3552337 (1971-01-01), Hanyu et al.
patent: 3815532 (1974-06-01), Weisz et al.
Herr John Addison
Porter Oswald Mead
Bell Edward L.
Falk Julian
Nerbun Peter
Schroeder Werner H.
Smith Robert E.
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