E - Fixed Constructions – 05 – D
Patent
E - Fixed Constructions
05
D
E05D 7/00 (2006.01) E05D 15/30 (2006.01) E06B 3/50 (2006.01)
Patent
CA 2085051
A hinge structure for supporting a window sash on a window frame. The hinge structure includes sash arms se- cured 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.
Finlayson & Singlehurst
Truth Hardware Corporation
LandOfFree
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