Window lock assembly

Details Window lock assembly Window lock assembly

1986-08-18

1989-02-28

Gall, Lloyd A.

Closure fasteners

Bolts

Multiple

49394, 292196, 292240, 292DIG7, 292IG,20, 292DIG31, E05C 308

Patent

active

048079146

ABSTRACT:
A window lock assembly is provided for facilitated locking of a pane-carrying frame or sash in a closed position with respect to a window casement. The lock assembly comprises a handle unit in a recessed, substantially flush-mounted position on the casement and including a movable operator handle connected by a concealed rack or the like to at least one locking cam unit mounted on the casement at a remote position relative to the operator handle. The operator handle is accessible for manual movement to displace a locking cam of the cam unit into releasable locking engagement with a keeper mounted on the sash.

REFERENCES:
patent: 552950 (1986-01-01), Abbott et al.
patent: 708097 (1902-09-01), Tower
patent: 1019623 (1912-03-01), Fleming et al.
patent: 1131247 (1915-03-01), Kiekert
patent: 1180619 (1916-04-01), Strelesik
patent: 1370109 (1921-03-01), Hart
patent: 2708302 (1955-05-01), Wilkirson
patent: 4003614 (1977-01-01), Geer et al.
patent: 4300794 (1981-11-01), Dunsmoor
patent: 4610472 (1986-09-01), Billingsley et al.

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