Patent ID: 6579071
Filing Date: 2003-06-17
Classification: F04B,Y10S

Abstract:
A compressor comprising:a housing having an opening portion, wherein the housing includes a cylinder block; a rotary shaft supported by the housing; a plurality of cylinder bores provided at constant angular intervals around the axis of the rotary shaft; a discharge chamber formed in the housing; a suction chamber formed in the housing; a valve plate, which separates each cylinder bore from the suction chamber and from the discharge chamber, wherein a plurality of suction ports and a plurality of discharge ports corresponding to the respective cylinder bores are formed in the valve plate; a piston accommodated in each cylinder bore, wherein the piston compresses gas drawn through the suction port into the cylinder bore and discharges the compressed gas from the cylinder bore into the discharge chamber through the discharge port; and an introduction passage, which extends from the opening portion of the housing toward the suction chamber, bends, and then extends toward the valve plate, wherein the introduction passage connects the opening portion of the housing with the suction chamber and conducts gas, and wherein the introduction passage has an outlet, which opens into the suction chamber, wherein the introduction passage is bent between the opening portion of the housing and the outlet.