Door latch member

Details Door latch member Door latch member

1992-08-24

1993-04-27

Moore, Richard E.

Closure fasteners

Operators with knobs or handles

292224, E05C 314

Patent

active

052055965

ABSTRACT:
A door latching assembly in which the latch operator has a unique camming member which retracts the latch member upon operation of the latching handle member, the cam action is one of rotation having a rolling contact with a spring loaded sliding fork member whereas the rolling cam and its contact point on the sliding fork after very appreciable usage shows no indication of wear.

REFERENCES:
patent: 1661454 (1928-03-01), Wilson
patent: 2290727 (1942-07-01), Best
patent: 3159994 (1964-12-01), Schulz
patent: 4333324 (1982-06-01), Dietrich et al.
patent: 4569547 (1986-02-01), Fayerman et al.
patent: 4601499 (1986-07-01), Kim
patent: 4796930 (1989-01-01), Baynes
patent: 4915432 (1990-04-01), Gressett, Jr.
patent: 4925222 (1990-05-01), Loock
patent: 4934800 (1990-06-01), Choi
patent: 4988136 (1991-01-01), Gressett, Jr.

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