Reinforcing for molded sewing machine frame

Details Reinforcing for molded sewing machine frame Reinforcing for molded sewing machine frame

1983-03-07

1984-06-05

Schroeder, Werner H.

Sewing

Elements

Frames

D05B 7300

Patent

active

044521596

ABSTRACT:
A sewing machine bed which, because an open channel is required to accommodate a preassembled operating mechanism module, is reinforced to minimize objectionable deflection by reinforcing ribs formed on a cover plate and rigidly connected to reinforcing bosses on the sewing machine bed when the cover plate is secured thereon.

REFERENCES:
patent: 2411459 (1946-11-01), Perkins et al.
patent: 2791193 (1957-05-01), Parry
patent: 2987021 (1961-06-01), Meier
patent: 3866553 (1975-02-01), Adams et al.
patent: 4193361 (1980-03-01), Johnson

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