Double dead bolt door lock

Details Double dead bolt door lock Double dead bolt door lock

1982-12-06

1985-06-04

Wolfe, Robert L.

Locks

Special application

For closures

70139, 292221, E05B 6506

Patent

active

045206392

ABSTRACT:
A latch and lock mechanism having a pivoted latch and means for retracting the latch. A dead bolt is also provided. A rotatable bolt actuator has a pin and slot connection with the bolt to move the bolt to its extended, locking position. The bolt actuator also has means for simultaneously blocking retraction of the latch to provide in effect a double dead bolt lock.

REFERENCES:
patent: 1593667 (1926-07-01), Murmann
patent: 3115357 (1963-12-01), Kubik
patent: 3783658 (1974-01-01), Wada

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