Patent ID: 8616800
Filing Date: 2013-12-31
Classification: F16C,Y10T

Abstract:
1. A ball joint comprising: a ball stud having a round head provided at one end thereof; a resin sheet having a contact surface in contact with an outer surface of the round head and covering the outer surface of the round head to slidably support the roundhead; a housing having an opening and accommodating the round head and the resin sheet; and grease provided between the outer surface of the round head and the contact surface of the resin sheet; wherein solid lubricant particles are provided between the outer surface of the round head and the contact surface of the resin sheet; wherein the solid lubricant particles are pressed against the contact surface, whereby depressions are formed in and around portions of the contact surface abutting against the solid lubricant particles to form gaps around the solid lubricant particles for retaining the grease.