Electric head-rest, particularly for vehicle seats

Claim 1

An electrical head-rest, particularly for vehicle seats, comprising: a cushion holder housing; a removable fastening means extending from said cushion holder housing and having standard separation sliding pins for enabling mounting of said cushion holder housing on an upper portion of a back-rest of a seat; a respective guide rod secured to an associated said pin in said cushion holder housing; a support base in said cushion holder housing and to which is attached said cushion holder housing, said support base and hence said cushion holder housing being slidably mounted on said guide rods; a first electric motor mounted to said support base in said cushion holder housing, said first electric motor including a vertically extending shaft; a first transition chain in said cushion holder housing associated with said vertically extending shaft of said first electric motor for positioning said support base and hence said cushion holder housing relative to said sliding pins upon actuation of said first electric motor; a connection base fixed permanently to the upper portion of the back-rest; a first electrical connection for electrically connecting said at least one electric motor to said connection base, said electrical connection including a connector which is received by said connection base; and actuating members associated with the seat within reach of the hands of an occupant of the seat, said actuating members being electrically connected with said connection base by a second electrical connection whereby the upper portion of the back-rest only contains the second electrical connection which extends between said connection base and said actuating members.