Patent ID: 7556483
Filing Date: 2009-07-07
Classification: F04C,Y10S

Abstract:
1. An electric compressor, comprising: an electric motor; a compression mechanism that is driven by the electric motor to compress gas, wherein the compression mechanism includes a suction chamber and a discharge chamber; a housing for accommodating the compression mechanism, wherein the housing defines a motor accommodating chamber that accommodates the electric motor, and wherein the pressure in the motor accommodating chamber is equal to the pressure in the suction chamber; a first reservoir chamber located in the discharge chamber; a second reservoir chamber located in the motor accommodating chamber; a communicating passage for connecting the first reservoir chamber with the second reservoir chamber; a restrictor located in the communicating passage; an oil return passage for connecting the second reservoir chamber with the suction chamber; a connecting passage for connecting the motor accommodating chamber with the suction chamber; a partition member located in the housing, the partition member being located between the electric motor and the compression mechanism, the partition member having a face facing the motor; and a cover covering a section of the face of the partition member to define the second reservoir chamber.