Door closer

Details Door closer Door closer

E - Fixed Constructions

05

F

268/39

E05F 3/02 (2006.01) E05F 3/10 (2006.01)

Patent

CA 1133023

ABSTRACT OF THE DISCLOSURE A door closer of the kind including a tension member (20) acted on by spring means (26) under the control of a uni-directionally operative fluid-filled damper which serves to regulate the rate of movement of a door (D) in the direction of closure without restricting signifi- cantly the rate of movement in the direction of opening, includes a fluid by-pass (39) in the damper and operative over the final part of the closure movement to remove the restraint imposed by the damper, and means, operative when the closer is installed, to vary the point in the closure movement at which the fluid by-pass becomes operative, so as to provide compensation for variations in the installation of the closer and variations of the gap between the door and its frame.

347941

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