Spring balance assembly
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United States of America Patent
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Oct 12, 2004
Grant Date -
Jan 15, 2004
app pub date -
Jul 12, 2002
filing date -
Jul 12, 2002
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The present invention provides a spring balance assembly for use with a sash window. The spring balance assembly comprises a plate, clip, pivot brake assembly, and first and second coil springs. The plate has a first portion, second portion, and a generally perpendicular transition portion thereby defining a cavity proximate the first portion. The cavity accommodates hardware mounted to the sash window during sliding movement of the sash window. The first coil spring is rotatably supported on a first spool and the second coil spring is rotatably supported on a second spool. A lower end of the first spring is connected to an attaching element of the clip. A lower end of the second spring is connected to a first wall of the pivot brake assembly and the clip is connected to the first wall to secure the first and second springs to the pivot brake assembly.
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