Reduced load presser bar

Details Reduced load presser bar Reduced load presser bar

1981-12-17

1983-06-21

Schroeder, Werner H.

Sewing

Elements

Presser devices

D05B 2902

Patent

active

043888860

ABSTRACT:
A reduced load presser bar mechanism having a separate secondary spring that may easily be disengaged or engaged by the operator to counter balance the biasing force of the primary presser bar spring thereby reducing the normal force exerted by the presser foot on the work piece to near zero.

REFERENCES:
patent: 2139426 (1938-12-01), Toskey et al.
patent: 2422820 (1947-06-01), Best
patent: 3294047 (1965-04-01), Graham
patent: 3329115 (1965-04-01), Ciecior
patent: 4342272 (1982-08-01), Transue et al.

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