Spiralverdichter.

摘要

A scroll machine having an eccentric crank pin (30) on a crankshaft (18) disposed nonrotatably in the bore of a drive bushing (38) for driving the orbiting scroll (44) of the compressor. A flat surface (32) on the crank pin drivingly engages a flat surface (34) in the bore, and a unique lubrication arrangement (20,50) incorporating a hydrostatic bearing is provided to lubricate the flat surfaces. Several alternative embodiments are also disclosed.