Knife mechanism for twin needle sewing apparatus

Sewing – Elements – Thread cutting – severing or breaking

Patent

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Details

D05B 6502

Patent

active

042560489

ABSTRACT:
Apparatus for simultaneously cutting both needle threads and both bobbin threads for a twin needle tacker or the like; the apparatus being mounted to the bottom of the throat plate and being removable with the throat plate as a single unit.

REFERENCES:
patent: 2826160 (1958-03-01), Adams
patent: 3211117 (1965-10-01), Speichermann et al.
patent: 3776161 (1973-12-01), Papajewski et al.
patent: 3894502 (1975-07-01), Hager et al.
patent: 4043283 (1977-08-01), Jung

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