Hinge device for doors, shutters or the like
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United States of America Patent
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Mar 27, 2018
Issued Date -
N/A
app pub date -
Oct 6, 2015
filing date -
Oct 6, 2014
priority date (Note) -
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Abstract
A hinge device includes a fixed element, a movable element and a slider housed in a working chamber and coupled to a pivot, so that a rotation of the movable element corresponds to the sliding of the slider. The working chamber includes an end cap and a working fluid and is divided into first and second variable volume compartment by a plunger member of the slider. A hydraulic circuit includes a first duct passing through an end cap that is in fluid communication with the first and second compartments and has an elongated tubular wall extending within the working chamber, and the interspace between the working chamber and the elongated tubular wall. The plunger member is tightly inserted in the elongated tubular wall, which includes a first peripheral conduit having a first and a second port in fluid communication with the first and respectively second compartment through the first duct.
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