Socket for a ball-and-socket joint, e. g. for rack and pinion systems, has regular pattern of longitudinal ribs which extend over inner surface of socket

摘要

The socket for a ball-and-socket joint has a regular pattern of longitudinal ribs which extend over the inner surface(42, 44) of the socket. The ribs and grooves between them have a regular sine wave pattern. An Independent claim is included for a ball-and socket joint containing the socket.