Multi leaf extendable gear hinge

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 7805810
APP PUB NO 20080216288A1
SERIAL NO

11716114

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The present invention is an extremely compact three leaf geared hinge that is adapted to handle heavy loads, tightly fold back onto itself for space conservation, offer extensive freedom of movement in the horizontal plane and provide an extremely smooth operating action with minimal play in torsion as well as in axial or transverse motions. The hinge has three interconnected leaves jointed by hinge pins. The inner and outer leaves each have two fixed gears on their sides that meshingly engage a set of two rotating gears located on the sides of the middle leaf. The inner leaf has a cylindrical leaf and pin arrangement on one end that may be rotatably secured to a rigid member or housing. The free end of the outer leaf may be attached to the load directly or with a device that allows the load to rotate normally about the extended hinge.

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Patent Owner(s)

Patent OwnerAddress
HOFFMAN GROUP INTERNATIONAL LTD THEROAD TOWN TORTOLA KINGSTON CHAMBERS

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Hoffman, Lawrence Andrew 201 SE. Oak St. 39 369

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