Patent ID: 7841799
Filing Date: 2010-11-30
Classification: B60G,F16C,Y10T

Abstract:
1. A ball pivot of a ball and socket joint for a motor vehicle, the ball pivot comprising: a ball pivot structure composed of ferromagnetic material, said ball pivot including a pivot pin and a joint ball, said joint ball being connected to said pivot pin; a cylindrical or truncated cone-shaped magnet having a jacket surface and a front surface, the ball pivot having a bottom surface and a circumferential inner wall, said bottom surface and said circumferential inner wall defining a cylindrical recess, said magnet being arranged in said cylindrical recess such that said front surface is in direct contact with said bottom surface, wherein said magnet is in direct contact with said ferromagnetic material of said ball pivot, said joint ball having an intermediate space defined between said jacket surface of said magnet and an inner wall of said recess, said magnet having an axis of symmetry aligned with an axis of symmetry of said cylindrical recess; and a spring means arranged in said intermediate space for fixing said magnet in said cylindrical recess such that said jacket surface of said magnet is located at a spaced location from said inner wall of said joint ball.