Patent ID: 6543333
Filing Date: 2003-04-08
Classification: F04B,F05C,F16C,Y10T

Abstract:
A swashplate type compressor, comprising:a cylinder block having a cylinder bore and defining a crankshaft chamber; a crankshaft rotatably mounted within the cylinder block such that one end of the shaft is disposed in the crankshaft chamber; a piston reciprocally disposed within the cylinder bore; a swashplate fixedly mounted to the crankshaft and disposed within the crankshaft chamber, the swashplate comprising a matrix composed of aluminum or aluminum alloy and having a sliding region; shoes which slidably intervene between the piston and the sliding region of the swashplate such that rotational movement of the swashplate translates to linear reciprocating movement of the piston within the cylinder bore; and a coating disposed on the sliding region of the swashplate, the coating comprising an alloy layer of 12 to 28 weight % cobalt and the balance substantially comprising tin.