Buttonhole sewing presser device with interlock finger

Details Buttonhole sewing presser device with interlock finger Buttonhole sewing presser device with interlock finger

1977-08-29

1978-08-29

Hunter, H. Hampton

Sewing

Special machines

Buttonhole

112 77, D05B 324

Patent

active

041095910

ABSTRACT:
A finger mounted on the work engaging plate that interlocks with the work engaging presser foot of a buttonhole sewing presser device to effectively prevent travel of the work engaging shoe when the presser foot is raised for work insertion. In addition the finger will prevent accidental disengagement when the buttonhole sewing presser device tilts after the presser foot has been raised.

REFERENCES:
patent: 3877403 (1975-04-01), Ketterer

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