Double cylinder sliding door lock

Details Double cylinder sliding door lock Double cylinder sliding door lock

1980-08-15

1983-04-05

Lyddane, William E.

Locks

Special application

For closures

70137, 292DIG46, E05B 6508

Patent

active

043786847

ABSTRACT:
A locking mechanism for a door which includes a locking member for securing an associated door in a closed position, apparatus for mounting the locking member to permit rotation about an axis, a first locking cylinder extending in a first direction which operatively cooperates with the locking member, and a second locking cylinder extending in a second direction which is opposite to the first direction, the second locking cylinder operatively cooperating with the locking member.

REFERENCES:
patent: 1380116 (1921-05-01), Solaini
patent: 2781656 (1957-02-01), Guzman
patent: 3531956 (1970-10-01), D'Ettorre et al.
patent: 3899201 (1975-08-01), Paioletti
Advertising brochure, "Door & Window Home Security Hardware" of S&D Industries, Inc., San Clemente, CA., upper portion of p. 3.

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