Patent ID: 7422422
Filing Date: 2008-09-09
Classification: F01C,F04B,F04C,Y10S

Abstract:
1. A hermetic compressor assembly for compressing a refrigerant communicated to and from the assembly through a suction refrigerant line and a discharge refrigerant line respectively, said assembly comprising: a housing enclosing a hermetically sealed interior volume and defining an inlet opening and an outlet opening, the refrigerant being communicated into said interior volume at a suction pressure through said inlet opening and being communicated from said interior volume at a discharge pressure through said outlet opening; a first compressor mechanism disposed within said interior volume and adapted to compress the refrigerant; a motor mounted within said housing internal volume and drivingly connected to said compressor mechanism; and a first pressure relief valve assembly including a first fitting mounted on an exterior surface of said housing and positioned over one of said inlet and outlet openings, said first pressure relief valve assembly including a first passageway communicating the refrigerant between said one opening and a respective one of the suction and discharge refrigerant lines, a first duct in communication with said first passageway, and a first pressure relief valve connected to said fitting and being in communication with said first duct; said fitting being a separate element from said housing and having an arcuate mounting surface complementary to the exterior surface of said housing to which the fitting is mounted.