Patent ID: 8043078

Claim:
A compressor comprising: a shell; a first scroll member supported within said shell for axial displacement relative to said shell, said first scroll member including a first end plate defining a first discharge opening and having a first spiral wrap extending from a first surface thereof; a second scroll member supported within said shell and including a second end plate having a second spiral wrap extending therefrom and meshingly engaged with said first spiral wrap; a partition fixed to said shell and overlying said first scroll member, said partition including first and second sides having a second discharge opening passing therethrough and being in communication with said first discharge opening, said first side generally facing said first scroll member and including a protrusion extending toward said first scroll member and generally surrounding said second discharge opening; and a first annular seal having a generally L-shaped cross-section including first and second legs, said first leg extending longitudinally between said first scroll member and said partition longitudinally beyond said protrusion on said partition and sealingly engaged with said first scroll member and said second leg extending radially inward from said first leg and sealingly engaged with said first side of said partition to define first and second pressure regions within said shell, said first annular seal generally surrounding and disposed radially outwardly relative to said protrusion on said partition and displaceable to a position abutting said protrusion, said protrusion limiting a radially inward travel of said first annular seal.