Latch and lock mechanism for door handle

Details Latch and lock mechanism for door handle Latch and lock mechanism for door handle

1986-05-05

1987-03-17

Smith, Gary L.

Closure fasteners

Bolts

Sliding

292DIG71, 70208, 70221, 70150, E05C 112, E05B 1310, E05B 5500

Patent

active

046502300

ABSTRACT:
A handle device for a door which is formed of an assembly installed in a door panel and has a handle grip connected thereto by a pivot pin. A latch is retractably mounted to the assembly and interlocked with the handle grip. A lock is disposed within the assembly and is provided with a cam secured to a rotor of the lock which checks the receding slide of the latch. The lock cam is formed in the shape of a disc and is closely fitted in a circular recess of the assembly.

REFERENCES:
patent: 2201963 (1940-05-01), Wartian
patent: 2677338 (1954-05-01), Sassetti
patent: 3045465 (1962-07-01), Larson
patent: 3201960 (1965-08-01), Berkowitz
patent: 3494650 (1970-02-01), Slopa
patent: 3576118 (1969-04-01), Doerrfeld
patent: 3743336 (1973-07-01), Andrews
patent: 3997201 (1976-12-01), De Schaaf et al.
patent: 4138869 (1979-02-01), Pelcin
patent: 4170119 (1979-10-01), Kalis
patent: 4231597 (1980-11-01), Pelcin
patent: 4309884 (1982-01-01), Davis
patent: 4420954 (1983-12-01), Hieronymi et al.

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