Miscellaneous hardware (e.g. – bushing – carpet fastener – caster – Hinge – Including means to hold or retard hinged members against...
Patent
1983-12-09
1985-12-03
Silverberg, Fred
Miscellaneous hardware (e.g., bushing, carpet fastener, caster,
Hinge
Including means to hold or retard hinged members against...
16361, 16368, 16370, 49250, E05D 1108, E05D 1532
Patent
active
045558299
ABSTRACT:
A window stay comprises a pair of mounting plates, one being adapted for mounting to a window frame and the other being adapted for mounting to a window sash. The frame and sash mounting plates are coupled together by first and second arms, the first arm being shorter than said second arm, each of the first and second arms being pivotally connected to the sash mounting plate. The first arm is pivotally connected at a fixed point to the frame mounting plate. There is a third arm pivotally connected to the second arm, one of the second arm and said third arm being pivotally connected at a fixed point to the frame mounting plate and the other of the second and third arms being pivotally and slidingly connected to the frame mounting plate for sliding movement in a substantially longitudinal direction along the frame mounting plate.
REFERENCES:
patent: 1920898 (1933-08-01), Soule
patent: 3797169 (1974-03-01), Armstrong
patent: 3939529 (1976-02-01), Davis
patent: 4102012 (1978-07-01), Davis
Interlock Industries Limited
Silverberg Fred
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