Buttonhole stitching process
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United States of America Patent
Stats
-
Jul 9, 1985
Grant Date -
N/A
app pub date -
Apr 17, 1984
filing date -
Apr 18, 1983
priority date (Note) -
Expired
status (Latency Note)
Importance
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.
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