Plugless pin tumbler cylinder

Details Plugless pin tumbler cylinder Plugless pin tumbler cylinder

Filed on

1977-04-07

Date issued

1979-08-21

Examiner

Wolfe, Robert L.

Patent Class

Locks

SubClass

Operating mechanism

SubSubClass

Key

Other Related Categories

70387, 70395, E05B 1900, E05B 2100, E05B 3504

Type

Patent

Status

active

Patent number

041648579

Description

ABSTRACT:
A cylinder which does not have a plug but has selectors and cooperating pin tumblers controlled thereby under influence of a key which is thrust rectilinearly into the key way and which selectors are actuated by a bolt or the like.

REFERENCES:
patent: 1234369 (1917-07-01), Mentzer
patent: 1527336 (1925-02-01), Voda
patent: 1758620 (1930-05-01), Rebori
patent: 2003086 (1935-05-01), Liss
patent: 2505494 (1950-04-01), Heyer
patent: 2620645 (1952-12-01), Levene
patent: 3640107 (1972-02-01), Litvin
patent: 3780548 (1973-12-01), Anestasov
patent: 4006615 (1977-02-01), Szova

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