Tensioning tool for a counterbalance system for sectional doors

E - Fixed Constructions – 06 – B

Patent

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Details

E06B 9/62 (2006.01)

Patent

CA 2556800

A door system (10) including, a door (d) movably mounted on a track assembly (15), a counterbalance system (20) connected to the door and having at least one spring (25), a tool adapter (26) proximate at least one end of the counterbalance system, a detachable winding assembly (30) adapted to selectively engage and selectively rotate the tool adapter to adjust tensioning of the spring, and a locking assembly (36) interacting with the counterbalance system to maintain a selected tensioning of the counterbalance system upon detaching the winding assembly from the tool adapter.

Cette invention concerne un système de porte (10) comprenant une porte (d) montée mobile sur un ensemble de rail (15), un système de contrepoids (20) relié à la porte et comprenant au moins un ressort (25), un adaptateur d'outil (26) situé à proximité d'au moins une extrémité du système de contrepoids, un ensemble d'enroulement amovible (30) conçu pour venir sélectivement au contact de l'adaptateur d'outil et de faire tourner sélectivement l'adaptateur d'outil afin de régler la tension du ressort, et un ensemble de verrouillage (36) qui interagit avec le système de contrepoids lorsque l'ensemble d'enroulement se détache de l'adaptateur d'outil.

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