HYDRAULIC HINGE FOR THE CONTROLLED ROTARY MOVEMENT OF A DOOR, A LEAF OR THE LIKE
European Patent Office Patent
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Abstract
A hydraulic hinge device for the controlled rotary movement of a closing element (P) which can be anchored to a stationary support structure (S), comprising: a shell (111); at least one pivot (200) defining a first axis (X) rotatably coupled to the former to rotate around the first axis (X); means (1) for controlling the flow of a working fluid comprising: at least one first and one second hydraulic working chamber (11, 12) fluidically connected to each other; at least one first and one second stem (20', 20') slidable along a respective second and third axis (Y', Y'). The shell (111) internally includes at least one compartment (112) comprising the pivot (200) and the control means (1). The compartment (112) comprises a hydraulic portion (10) which includes the working chambers (11, 12) and a dry portion (113) which includes the pivot (200) and the ends of the stems (20', 20'). The pivot (200) comprises cam means (215, 210) susceptible to selectively and alternately dry interact with corresponding cam follower means (25', 25') integrally coupled with the stems (20', 20').
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Cited Art Landscape
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