E - Fixed Constructions – 05 – F
Patent
E - Fixed Constructions
05
F
E05F 15/00 (2006.01) E05C 1/06 (2006.01) E05F 15/16 (2006.01)
Patent
CA 2504828
A device intended to be applied to section doors, swinging doors and other similar kinds of doors, in order to allow a correct maneuver of the blocking means when the door is operated by a motor, which includes: a bracket intended for application to the upper edge of a door; a swinging member acting as a square lever, pivoted on the bracket, having a first articulation means for a shaft connected to a motor, and having a second articulation means for a tie-rod connected to the mechanisms for releasing the blocking means of the door; and a means for limiting the swing field allowed to, the swinging member. Preferably, the device comprises a strong spring acting between the bracket and the swinging member in the same sense as the traction exerted on the swinging member by the shaft connected to the motor during the operation of opening the door.
Prefer Commerciale S.r.l.
Robic
LandOfFree
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