Knife and blade advance and locking mechanism therefor

Details Knife and blade advance and locking mechanism therefor Knife and blade advance and locking mechanism therefor

1979-02-01

1980-10-07

Peters, Jimmy C.

Cutlery

Sheathed

Sliding blade

30320, B26B 108

Patent

active

042260205

ABSTRACT:
Mechanism for locking and advancing the blade of a cutting instrument.
Mechanism distinguished by a rectilinear blade-holding sheath with longitudinal slit having a series of notches on its lower edge, together with a slider to maintain the locking and the advance of the blade, said slider being molded in one piece of synthetic material comprising structures for supporting the blade, a means of elastic return, and a means of locking by a ratchet mechanism in the notches of the shaped blade-carrier.
Application: industrial manufacturing of cutting instruments, particularly of the "cutter" type.

REFERENCES:
patent: 3863339 (1975-02-01), Reaney
patent: 3872591 (1975-03-01), Quenot
patent: 4005525 (1977-02-01), Gringer
patent: 4089112 (1978-05-01), Richards
patent: 4103421 (1978-08-01), Quenot

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