Patent ID: 8201833

Claim:
An article comprising: a first housing portion having a first wall member that defines a first recess, a first inner wall, a first outer wall and a first end face that extends between the first inner wall and the first outer wall; a second housing portion having a second wall member that defines a second recess, a second inner wall, a second outer wall and a second end face that extends between the second inner wall and the second outer wall, the first recess and the second recess mating to form an internal cavity adapted to be filled with a pressurized fluid; and a gasket disposed axially between the first and second housing portions and sealingly engaging the first and second end faces, the gasket including a plurality of gasket bosses and at least one elastomeric projecting portion that is located between two adjacent ones of the plurality of gasket bosses, each of the gasket bosses receiving a threaded fastener there through, wherein the at least one projecting portion is configured to limit laterally outward movement of the gasket between the first and second end faces relative to the first and second housing portions, and wherein the at least one projecting portion is preformed prior to any compression of any portion of the gasket between the first and second housing portions, and wherein the at least one projecting portion extends axially within the internal cavity to engage both the first inner wall and the second inner wall.