Lock for bi-directional doors

Details Lock for bi-directional doors Lock for bi-directional doors

2006-08-08

2006-08-08

Estremsky, Gary (Department: 3676)

Closure fasteners

Bolts

Sliding and swinging

C292S304000, C292S341170

Reexamination Certificate

active

07086670

ABSTRACT:
There is a lock for a bi-directional door, swing or sliding door19.The lock includes at least two pins6, 7which are spaced apart a distance exceeding the thickness of the door. The pins are adapted for simultaneous arcuate motion about an axis located between said pins6, 7and longitudinal movement between withdrawn and protruding positions. When the lock is in a configuration of use and the pins6, 7are moved from the withdrawn positions to the protruding positions an edge of the door19when placed at a location offset from the axis is engaged by at least one of said pins6, 7so that the door is secured at a position substantially over the axis.

REFERENCES:
patent: 2264182 (1941-11-01), Miller
patent: 3563586 (1971-02-01), Creamer et al.
patent: 3791687 (1974-02-01), Schroeder
patent: 3926460 (1975-12-01), Peterson
patent: 4509348 (1985-04-01), Hsu
patent: 4634157 (1987-01-01), Fernandez
patent: 5046768 (1991-09-01), Myslicki
patent: 6886981 (1981-10-01), None
patent: 153760 (1932-04-01), None
patent: 0619408 (1994-10-01), None
patent: 1176276 (2002-01-01), None
patent: 2729704 (1996-07-01), None

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