Patent ID: 6422843
Filing Date: 2002-07-23
Classification: F04C

Abstract:
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; a crankcase for supporting said second scroll member, said second scroll member being driven to orbit relative to said first scroll member; a driveshaft being driven by a motor for causing said second scroll member to orbit, and a coupling positioned to constrain said second scroll member to orbit; and an oil supply port passing through said drive shaft, and an oil cross-hole extending through said base of said second scroll member to an outer peripheral surface of said second scroll member, said oil support cross-hole being at a location between 0 and 180Â° measured from a beginning point of said wrap of said second scroll member measured in a downstream direction.