Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Dean Pettit0
Mark Eenigenburg0
Date of Patent
March 21, 2006
0Patent Application Number
102772580
Date Filed
October 22, 2002
0Patent Citations Received
Patent Primary Examiner
Patent abstract
A block and tackle sash balance assembly for providing a counterbalancing force to a sash window pivotally and slideably mounted within a sash window frame is disclosed. The assembly is adapted to disable the counterbalancing force responsive to pivoting of the sash window.
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