Lock structures

Details Lock structures Lock structures

1985-08-29

1986-12-30

Grosz, Alexander

Locks

Operating mechanism

Key

70371, 70375, 70421, E05B 2704

Patent

active

046319425

ABSTRACT:
A piston type lock employs stepped diameter pistons or pins and bores to prevent fallout of pins on disassembly and also multilevel surfaces at the lock rotor and housing interface such that one or more of the pins serve to retain the rotor in the housing in the unlocked condition of the lock.

REFERENCES:
patent: 1685022 (1928-09-01), Cleaver
patent: 2049548 (1936-08-01), Swanson
patent: 4094175 (1978-06-01), Pechner

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