Patent ID: 7565717
Filing Date: 2009-07-28
Classification: E05D,E05F,E05Y,G06F,H04M,Y10T

Abstract:
1. A hinge assembly, comprising: a shaft having a securing portion; a follower fixed relative to the shaft, the follower having a first end surface and a second end surface, the first end surface and the second end surface each being substantially ellipsoidal, a major axis of the first end surface being substantially perpendicular to a major axis of the second end surface; a cam, the cam having a cam hole extending therethrough, the cam hole receiving the shaft therethrough and the cam hole having a front end and a rear end, the front end and the rear end each being substantially ellipsoidal, a major axis of the front end being perpendicular to a major axis of the rear end; an elastic element having a first end and an opposite second end, the first end of the elastic element abutting the cam, an inner peripheral surface of the cam rotatably and movably engaged with an outer peripheral surface of the follower under force of the elastic element.