Security lock assembly

Details Security lock assembly Security lock assembly

1993-05-04

1995-05-02

Gall, Lloyd A.

Locks

Parts, attachments, accessories and adjuncts

Condition indicators

70462, 292139, 292244, E05B 3904

Patent

active

054109000

ABSTRACT:
A security lock assembly for mounting on a door to cooperate with at least one slot associated with either door frame side comprising a mountable and adjustable unit structural assembly including a pivotable handle, reversible locking bar structure alignable and cooperable with either door frame side associated slot, a counter register, and mechanical linkage structure connecting the pivotal handle with the locking structure and with the counter register.

REFERENCES:
patent: 827177 (1906-07-01), Pixley
patent: 1394475 (1921-10-01), Crosby
patent: 1465136 (1923-08-01), Klein
patent: 1590046 (1926-06-01), Man et al.
patent: 1699190 (1929-01-01), Hoffmann
patent: 3389932 (1968-06-01), Pastya, Jr.
patent: 4263795 (1981-04-01), Van Gompel
patent: 4468943 (1984-09-01), Beattie et al.
patent: 4823510 (1989-04-01), Amos
patent: 5006697 (1991-04-01), Amis et al.
patent: 5047748 (1991-09-01), Trickle
patent: 5063764 (1991-11-01), Amis et al.

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