Buttonhole stitching process

Details Buttonhole stitching process Buttonhole stitching process

1984-04-17

1985-07-09

Schroeder, Werner H.

Sewing

Elements

Frames

112446, D05B 306, A41F 102

Patent

active

045274959

ABSTRACT:
A process for stitching a buttonhole in the forward and reverse fabric feeding directions by means of a zigzag sewing machine including the step of producing one or more of stitches at a critical pattern changing point which will serve as a reference mark for enabling the sewing machine operator to operate the sewing machine as required with ease for the pattern changing operation.

REFERENCES:
patent: 3570433 (1971-03-01), Weisz
patent: 4159688 (1979-07-01), Garron et al.
patent: 4181087 (1980-01-01), Brauch et al.
patent: 4215640 (1980-08-01), Coughenour
patent: 4465004 (1984-08-01), Wurst

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