Movable or removable closures – With operator for movably mounted closure – Operating lever or link and closure swing about parallel axes
Patent
1998-07-06
2000-10-10
Stodola, Daniel P.
Movable or removable closures
With operator for movably mounted closure
Operating lever or link and closure swing about parallel axes
49324, 74 8914, 74DIG10, E05F 1124
Patent
active
061288586
ABSTRACT:
An operator for controlling the movement of a window sash relative to a frame, including a base attachable to a frame; a linkage secured to the base and attachable to a window sash to control the movement of the window sash relative to a frame; a rotatable input shaft rotatably secured to the base and driveably engaging the arm, the input shaft having a female drive region formed therein; a drive member; a transmission shaft secured on one end to the drive member and having a male drive region disposable within and mateable with the input shaft female drive region to transfer rotation of the transmission shaft to the input shaft; and means for locking the transmission shaft to one of the base and the input shaft to hold the male drive region in mateable engagement with the female drive region.
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Vetter Gregory J.
Virkler Perry L.
Stodola Daniel P.
Thompson Hugh B.
Truth Hardware Corporation
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