Casement window operator

Details Casement window operator Casement window operator

E - Fixed Constructions

05

F

E05F 11/00 (2006.01) E05F 11/34 (2006.01) E05F 11/16 (2006.01)

Patent

CA 2357878

An improved housing assembly is provided that can accommodate both split arm drive mechanisms and dual arm drive mechanisms for casement windows. The housing includes an escutcheon and a base as well as an adjustable bushing that provides an axis of rotation for the drive gear that engages the worn gear. The bushing is adjustable to at least two positions, one for a split arm drive mechanism and another for a dual arm drive mechanism. An improved worm drive assembly is also provided which is contained either within the housing defined by the escutcheon and base. No portion of the worm drive assembly protrudes outward beyond the escutcheon. The handle snap fits to the worm drive assembly. An improved spacer is provided which enables the base to be adapted to a wide variety of vinyl window configurations.

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