Patent ID: 6079966
Filing Date: 2000-06-27
Classification: F01C,F04C

Abstract:
A compressor having a rotor and a rotor shaft, comprising in combination:a front nose block having a discharge plenum;a cylinder block having a longitudinal axis and a rotor cavity for receiving the rotor;a rear side block having an intake plenum, the cylinder block being located between the front nose block and the rear side block;a rear head located rearward of the rear side block;the rotor shaft extending through the cylinder block being supported in the front nose block and rear side block;each of the blocks having a machined O-ring groove which defines a circular path about the longitudinal axis and is located next to a periphery of each of the blocks for sealing interfaces between the blocks and the rear head;each of the blocks and the rear head having a plurality of bolt ears with holes located radially outboard of the O-ring groove relative to the rotor shaft; anda plurality of bolts extending through the holes for fastening the blocks and the rear head together.