Patent ID: 8636072

Claim:
A wellhead assembly, comprising: a housing, comprising an inner bore and an inner profile disposed around a portion of the inner bore of the housing; and a seal assembly adapted to form a seal between a tubular member and the housing, the seal assembly, comprising: a seal member; an energizing ring adapted to be driven into the seal member to expand the seal member into sealing engagement with an inner surface of the housing and an outer surface of the tubular member; a latch ring secured to and carried by the seal member and axially movable relative to the seal member and the tubular member, wherein the latch ring is adapted to be driven outward into the inner profile of the housing, whereupon axial movement of the seal assembly is restricted by abutment between the latch ring and the inner profile of the housing; and wherein the tubular member comprises a tapered shoulder and the latch ring comprises a first tapered surface, the tapered shoulder of the tubular member and the first tapered surface of the latch ring being adapted to cooperate to drive the latch ring outward when the seal assembly and the tubular member abut.