Patent ID: 7373693

Claim:
A hinge assembly comprising: a door hinge housing configured to be mounted to a door; a body hinge housing configured to be mounted to a stationary object, said body hinge housing being pivotally secured by a pivot pin to said door hinge housing; and a check assembly adapted to assist in opening and closing the door, said check assembly comprising a spring, and first and second spring housings, said spring being compressed between said first and second spring housings, wherein one of said first and second spring housings retains a roller axle having rollers, and the other of said first and second spring housings includes a pivot pin channel configured to receive an outer surface of said pivot pin, said rollers moving over portions of said door hinge housing during the opening and closing of the door, and wherein said spring is oriented perpendicular to said pivot pin and said roller axle, such that said spring exerts a first force in one direction into one of said first and second spring housings, and such that said spring exerts a second force in an opposite direction into the other of said first and second spring housings, with said pivot pin positioned to exert a force against the associated mating spring housing, said spring, and said first and second spring housings of said check assembly being covered by at least one of said door hinge housing and said body hinge housing.