Patent ID: 6053502
Filing Date: 2000-04-25
Classification: F16J

Abstract:
In combination, a seat for a sealing ring, and a sealing ring seated in said seat, the seat having an internal lateral surface having an annular groove which has a sharp side edge on one side and is inclined at an angle of about 15.degree. on the side opposite said sharp side, the sealing ring comprising a ring of stiff material surrounded by a ring of elastic material, said ring of elastic material having an outer surface in contact with said internal lateral surface, said outer surface of said ring of elastic material when undeformed being cylindrical, said internal lateral surface and said ring of elastic material when seated in said internal lateral surface having an interference fit with said internal lateral surface such that a portion of the elastic material of said ring of elastic material is displaced by said interference fit to form a bead on the external lateral surface of the ring of elastic material, said bead protruding into said annular groove.