Mortise lock provided with bolt and latch

Details Mortise lock provided with bolt and latch Mortise lock provided with bolt and latch

1981-07-20

1984-11-13

Smith, Gary L.

Locks

Special application

For closures

E05D 5904

Patent

active

044817967

ABSTRACT:
A mortise lock having both a latch and a bolt which are capable of being simultaneously retracted or engaged by either a door handle or a key, and which are able to be maintained in a retracted or engaged mode as desired by the user.

REFERENCES:
patent: 589940 (1897-09-01), Dunning
patent: 833301 (1906-10-01), Carroll et al.
patent: 1057874 (1913-04-01), Paluh
patent: 1290439 (1919-01-01), Weller
patent: 1677012 (1928-07-01), Arigi
patent: 1974769 (1934-09-01), Elliott
patent: 2638770 (1953-05-01), Gutman
patent: 3672714 (1972-06-01), Schultz

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