Geared casement window hinges

Details Geared casement window hinges Geared casement window hinges

1992-07-06

1994-03-01

Cuomo, Peter M.

Movable or removable closures

Mounted for multidirectional or oblique movement

Swings on plural axes; e.g., pivotal link arms

49260, 49261, 16354, E05D 1542

Patent

active

052896560

ABSTRACT:
A hinge structure for supporting a window sash on a window frame. The hinge structure includes sash arms secured to opposite sash sides, and a shaft having gears fixed to its ends and supported by tracks for longitudinal movement along opposite sides of the frame. The gears engage racks on each of the tracks. The sash arms are carried with the shaft in its longitudinal movement along the tracks.

REFERENCES:
patent: 726362 (1903-04-01), Shrivell
patent: 1341366 (1920-05-01), Fournier
patent: 1600796 (1926-09-01), Campbell
patent: 1910344 (1933-05-01), Kotler
patent: 2746101 (1956-05-01), Lickteig
patent: 4980947 (1991-01-01), McQuigge

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