Pick resistant cylinder lock

Details Pick resistant cylinder lock Pick resistant cylinder lock

1978-01-19

1979-05-01

Wolfe, Robert L.

Locks

Operating mechanism

Key

70378, 70386, 70419, E05B 2704

Patent

active

041517318

ABSTRACT:
The specification describes a cylinder lock including a plurality of driver and associated follower pins movably residing in axially alignable bores in the lock core and cylinder, the lock also including spheres normally located in notches in the outer extremity of core cylinder wall, one or more of the spheres moving to a position between associated driver and follower pins preventing the alignment of these associated pins at the peripheral surface of the core when the follower or tumbler pins are manipulated without the use of a properly designed key.

REFERENCES:
patent: 2596720 (1952-05-01), Pastor
patent: 3286494 (1966-11-01), Sussine
patent: 3395558 (1968-08-01), Russell

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