Door lock

Details Door lock Door lock

1982-02-23

1984-11-13

Holko, Thomas J.

Locks

Operating mechanism

Key

70355, E05B 2100, E05B 2500

Patent

active

044817983

ABSTRACT:
A door lock comprises, a casing; means rotatably mounted in the casing for actuating a lock bolt between the locking position and release position of the lock; means for locking said rotatable means against rotation when the lock is in its locking position, the locking means capable of relieving the rotatable means from locking when the key is inserted and the rotatable means is turned by an external action that does not route through the key.

REFERENCES:
patent: 17681 (1857-06-01), Johnson
patent: 20716 (1858-06-01), Johnson
patent: 1078192 (1913-11-01), Goldman
patent: 1552307 (1925-09-01), Jerling
patent: 2750787 (1956-06-01), Capdevila
patent: 3654783 (1972-04-01), Sinclair

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