Unitary adaptor for presser foot attachment

Details Unitary adaptor for presser foot attachment Unitary adaptor for presser foot attachment

1975-03-07

1976-07-06

Schroeder, Werner H.

Sewing

Elements

Presser devices

D05B 2900

Patent

active

039675670

ABSTRACT:
Adaptor which fits in operative position onto a presser foot attachment of sewing machines. The adaptor has spaced resilient post members for clampingly engaging the presser foot and has on its undersurface laterally spaced parallel grooves, each having at least one inclined surface for vertically orienting a zipper coupling chain moved relative to the adaptor in the groove.

REFERENCES:
patent: 3511199 (1970-05-01), Howell
patent: 3646899 (1972-03-01), Reynolds
patent: 3859939 (1975-01-01), Howell

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