Patent ID: 6227831
Filing Date: 2001-05-08
Classification: F04C,Y10S

Abstract:
A compressor to compress fluid including lubricant oil comprising:a housing forming an outer casing;a compression mechanism provided in said housing for suctioning and compressing said fluid;a shaft rotatably supported by said housing, said shaft transmitting a rotational force to said compression mechanism;a balance weight rotating with said shaft, said balance weight canceling centrifugal force of said compression mechanism; anda lip seal provided between said housing and said shaft, said lip seal being in contact with an outer surface of said shaft to seal a gap between said housing and said shaft, whereinsaid housing defines a space therein where said balance weight rotates,said space defines an upper inside wall thereof,said upper inside wall includes an inclined surface adjacent the balance weight andinclining downwardly toward said lip seal, andsaid lubricant oil is supplied to the upper end of said inclined surface.