Deadbolt latch assembly

Details Deadbolt latch assembly Deadbolt latch assembly

1990-06-29

1992-03-10

Luebke, Renee S.

Closure fasteners

Bolt casings

292DIG53, E05B 902

Patent

active

050944886

ABSTRACT:
A deadbolt latch assembly includes a cylindrical latch housing containing a pair of ear tabs for engagement with either of a rectangular or circular faceplate assembly, depending upon the requirements of the door in which the latch assembly is to be mounted. The rectangular faceplate assembly includes a backing plate for rotary engagement with the ear tube, while the circular faceplate assembly includes a pair of elongated slots for slidably engaging the ear tabs and a groove for accepting a retainer ring which holds the ear tabs in place.

REFERENCES:
patent: 2004510 (1935-06-01), Schlage
patent: 2327070 (1943-08-01), Schlage
patent: 2444819 (1948-07-01), Freysinger
patent: 2983540 (1961-05-01), Check
patent: 3055691 (1962-09-01), Kessel
patent: 4381656 (1983-05-01), Hayakawa
patent: 4756638 (1988-07-01), Neyret
patent: 4871202 (1989-10-01), Friedrichs et al.
patent: 4974883 (1990-12-01), Jans
patent: 5039146 (1991-08-01), Lin

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