Pin tumbler lock

Details Pin tumbler lock Pin tumbler lock

E - Fixed Constructions

05

B

70/55

E05B 27/04 (2006.01) E05B 27/00 (2006.01)

Patent

CA 1142768

APPLICATION FOR CANADIAN LETTERS PATENT INVENTOR JOSEPH M. GENAKIS TITLE PIN TUMBLER LOCK ABSTRACT OF THE DISCLOSURE A tumbler lock including a housing that defines a keyway and a plurality of tumblerways communicating therewith. Dis- posed for both reciprocating and rotational movement in each of the tumblerways is a pin tumbler movable from locked posi- tions into at least one shear position comprising predetermined longitudinal and angular positions. A release mechanism is movable from a closed position into an open position with all the tumblers in their shear positions and is restrained in its closed position with any of the tumblers in one of its locked positions. Cooperating with the lock is a key having a plu- rality of alignment ridges, each one adapted to enter an align- ment groove on one of the pins and to move the pin into its shear position.

351389

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