Knife block for a tufting machine

Details Knife block for a tufting machine Knife block for a tufting machine

1979-06-26

1981-05-26

Mackey, Robert

Sewing

Special machines

Buttonhole

D05C 1524

Patent

active

042691265

ABSTRACT:
A knife block for a tufting machine producing cut pile fabric carries two identical knives disposed face to face, with one knife projecting from the block sufficiently to act as an operative knife and the other knife projecting to a lesser extent and acting solely as a back-up knife to support the operative knife against deflection.

REFERENCES:
patent: 2143678 (1939-01-01), Baggett et al.
patent: 3488843 (1970-01-01), Tims, Jr.
patent: 3757709 (1973-09-01), Cobble
patent: 4069776 (1978-01-01), Cobble

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