Patent ID: 8192174
Filing Date: 2012-06-05
Classification: F04B,Y10S

Abstract:
1. A refrigerant compressor, in particular a semi-hermetic refrigerant compressor, with a compressor block comprising several cylinders arranged in a star shape, a motor, whose rotor is unrotatably connected to a crankshaft that comprises a crank pin and is supported in a bearing in the compressor block, and a piston in each cylinder, each piston being connected via a connecting rod to the crank pin, the connecting rod comprising a bearing pad that rests on the crank pin, the bearing pads of all connecting rods being held on the crank pin by means of a ring arrangement, wherein each connecting rod has a force application point at the crank pin, which is displaced in the direction of the bearing in relation to the axial centre of the crank pin.