COIL SPRING COUNTERBALANCE

Disclosed is a pivotable, multi-coil spring counterbalance, and method for using the same, which allows the user to readily attach a desired number of coil springs having chosen forces to a counterbalance connector attached to a vertically movable member, thereby providing an offset for at least a p...

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Bibliographic Details
Main Author LUNDAHL DAVE B
Format Patent
LanguageEnglish
Published 19.07.2012
Subjects
DOORS, WINDOWS, SHUTTERS, OR ROLLER BLINDS IN GENERAL
FIXED CONSTRUCTIONS
FIXED OR MOVABLE CLOSURES FOR OPENINGS IN BUILDINGS, VEHICLES,FENCES OR LIKE ENCLOSURES IN GENERAL, e.g. DOORS, WINDOWS,BLINDS, GATES
LADDERS
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Summary:Disclosed is a pivotable, multi-coil spring counterbalance, and method for using the same, which allows the user to readily attach a desired number of coil springs having chosen forces to a counterbalance connector attached to a vertically movable member, thereby providing an offset for at least a portion of the weight thereof.
Bibliography:Application Number: US201213422633