Opener for horizontal rotary shuttle

Sewing – Stitch forming – Revolving-hook type

Patent

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Details

112228, D05B 5714

Patent

active

054561957

ABSTRACT:
A sewing machine having a projection formed on an inner shuttle of a shuttle-inner shuttle assembly to prevent the inner shuttle from being rotated in the same direction in which the shuttle is rotated, thereby providing a gap through which the needle thread passes.

REFERENCES:
patent: 2138939 (1938-12-01), Pudelko
patent: 2990794 (1961-07-01), Ketterer
patent: 4142475 (1979-03-01), Zocher
patent: 5189973 (1993-03-01), Krumme et al.

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