Patent ID: 8303279

Claim:
A scroll compressor comprising: a first scroll member having a base and a generally spiral wrap extending from said base; a second scroll member having a base and a generally spiral wrap extending from its base, said wraps of said first and second scroll member interfitting to define compression chambers; an electric motor for driving said second scroll member relative to said first scroll member; a housing for receiving said first and second scroll members and said motor, said housing having a center shell and an upper shell, said first scroll member being fixed within said housing, and said first scroll member providing a sealed connection in said housing such that a discharge pressure chamber is defined on a first side of said first scroll member that faces said upper shell and a suction pressure chamber is defined on a second side of said first scroll member that faces said second scroll member; and injection tubes extending through said upper shell, and into injection ports in said base of said first scroll member, said injection tubes being fixed within said upper shell and in said first scroll member.