Locking mechanisms

Details Locking mechanisms Locking mechanisms

1975-11-12

1977-07-05

Frazier, Roy D.

Locks

Special application

For closures

70337, 70DIG20, 70DIG63, 29216918, 312218, E05B 6546

Patent

active

040331571

ABSTRACT:
The invention provides a locking mechanism to control the latch on a cabinet drawer or the like having a bolt which operates to engage or release the latch, the bolt in turn being controlled by a locking pin activated by a key operated cylinder lock. Additionally, the locking mechanism may have a second set of locking pin and cylinder lock over-riding and controlling access by the first cylinder lock.

REFERENCES:
patent: 1574712 (1976-02-01), Stone
patent: 1723126 (1929-08-01), Best
patent: 3010306 (1961-11-01), Toepfer
patent: 3082617 (1963-03-01), Kerman
patent: 3141319 (1964-07-01), Schlage
patent: 3401998 (1968-09-01), Evans et al.
patent: 3581530 (1971-06-01), Raspadori
patent: 3811302 (1974-05-01), Sorensen

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