Patent ID: 8672576

Claim:
A ball joint, comprising: a spherical ball stud; a shaft coupled to a side of the ball stud; a holder having a seat portion to surround an outer circumference of the ball stud; a stopper protruded in a ring shape and provided on an outer circumferential surface of the shaft adjacent to the ball stud, the stopper including a bottom surface facing the seat portion, and an outer edge at the outer periphery of the bottom surface; an elastic portion protruding upwards from the holder in a ring shape, and having on an inner circumference thereof an inclined surface, the inclined surface terminating at an upper edge facing the bottom surface of the stopper, the elastic portion being elastically deformed when the shaft is tilted; and a receiving space formed around an outer circumference of the elastic portion radially outward from the upper edge, the receiving space configured to receive the outer edge of the stopper when the shaft is tilted, wherein the elastic portion and the holder are formed in one body and wherein when the shaft is tilted at a maximum angle, a portion of the shaft between the stopper and the ball stud abuts the inclined surface of the elastic portion, the bottom surface of the stopper abuts the upper edge of the elastic portion, and the outer edge of the stopper is received within the receiving space.