Egress window lock

Details Egress window lock Egress window lock

1999-04-30

2000-10-24

Dayoan, B.

Closure fasteners

Bolts

Sliding

292DIG47, E05C 104

Patent

active

061355100

ABSTRACT:
A window lock for a slideable and tiltable window sash. The lock has a housing for attachment to a window unit to present a slideway extending transversely of the sliding movement of the window, and a locking member having a bolt at one end slideable in said housing slideway to move said bolt between a first maximum outwardly projecting sash locking position, a partially retracted sash sliding position for allowing vertical sash sliding movement, and a fully retracted sash tilting position.

REFERENCES:
patent: 1570072 (1926-01-01), Merz
patent: 3083419 (1963-04-01), Pennington
patent: 4146256 (1979-03-01), Snider
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patent: 4791756 (1988-12-01), Simpson
patent: 4961286 (1990-10-01), Bezubic
patent: 5090750 (1992-02-01), Lindqvist
patent: 5158329 (1992-10-01), Schlack
patent: 5193707 (1993-03-01), Mizumura
patent: 5244238 (1993-09-01), Lindqvist
patent: 5301989 (1994-04-01), Dallman
patent: 5702135 (1997-12-01), Burress
patent: 5715631 (1998-02-01), Kailian
patent: 5791700 (1998-08-01), Biro

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