Door fastening means

Details Door fastening means Door fastening means

1974-09-23

1976-04-27

Nunberg, Casmir A.

Closure fasteners

Bolts

Multiple

292 34, 292 36, E05C 500, E05C 106

Patent

active

039530612

ABSTRACT:
A rotatable cam disc has connected thereto linkage means for operating latch bolts. The cam disc has an arcuate cutout in the edge portion thereof defining a pair of end shoulders. A lock actuator plate is rotatable coaxially of the cam disc, and has secured thereto a post member movable within the cam disc cutout. Upon rotation of the lock plate actuator, the post member is engageable with an end shoulder of the cam disc for effecting rotation of the latter and actuation of the linkage means.

REFERENCES:
patent: 140307 (1873-06-01), Rand
patent: 271867 (1883-02-01), Kirby, Jr.
patent: 1984425 (1934-12-01), Peelle
patent: 2069883 (1937-02-01), Hennicke
patent: 2169692 (1939-08-01), Hansen
patent: 2449074 (1948-09-01), Kealy
patent: 2729089 (1956-01-01), Pelcin
patent: 3025693 (1962-03-01), Braginetz
patent: 3052493 (1962-09-01), Hawver et al.

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