Patent ID: 7318686

Claim:
A bearing shell for a ball and socket joint, the bearing shell comprising: a cup-shaped upper part adapted to receive a first half of a joint ball of the ball and socket joint, said upper part having a hole adapted to receive a ball pin of the ball and socket joint; a cup shaped lower part adapted to receive a second half of the joint ball, said lower part having a cup shaped reinforcing core and a cup shaped jacket component completely jacketing the entire outer surface of said core, said core being composed of a first plastic material uniformly reinforce with one of fibers, mica, minerals or beads, said jacket component being composed of a second plastic material either unreinforced or reinforced with one of fibers, mica, minerals or beads, said first material being more reinforced than said second material; and a first plurality of projections disposed on said upper part interlocking with a second plurality of projections disposed on the lower part to prevent relative rotation between the upper and lower parts.