Patent ID: 6752608
Filing Date: 2004-06-22
Classification: F01C,F04C,Y10S,Y10T

Abstract:
A compressor assembly comprising:a compressor mechanism; a motor having a stator and a rotor; a crankcase disposed between said compressor mechanism and said rotor, said crankcase defining a first aperture having a first minimum diameter; a bearing support defining a second aperture having a second minimum diameter, said second aperture disposed between said crankcase aperture and said rotor; a crankshaft extending from a first end to an opposite second end; said crankshaft operably coupled to said rotor proximate said first end and operably coupled to said compressor mechanism proximate said second end, said crankshaft extending through said first and second apertures and wherein a length of said crankshaft extending within said first aperture and to said first end has an outer diameter no greater than said first minimum diameter and wherein at least a portion of said crankshaft between said first aperture and said second end defines an outer diameter greater than said first minimum diameter; a sleeve mounted on said crankshaft and at least partially disposed within said second aperture, said sleeve defining an outer diameter at least as great as said first minimum diameter; and a bearing disposed within said second aperture and engaged with said sleeve whereby said bearing provides rotational support for said crankshaft.