Patent ID: 7837449

Claim:
A rotary compressor comprising: an electric element, and a rotary compression element driven by the electric element, both components being provided in a hermetically sealed container; a cylinder constituting the rotary compression element, and a roller engaged with an eccentric portion formed in a rotary shaft of the electric element, and eccentrically rotated in the cylinder, the cylinder having a compression chamber; a support member adapted to seal an opening surface of the cylinder, and provided with a bearing of the rotary shaft; a suction passage formed in the support member; a suction port formed to be raised from an edge of the cylinder in a manner inclined away from the opening surface of the cylinder to communicate the suction passage with an inside of the cylinder corresponding to the suction passage of the support member; and an injection communication hole formed on the suction port, wherein the suction port extends radially away from a center of the compression chamber, wherein the suction port has two straight elongated side edges extending to an edge part on a suction passage side, wherein the edge part of the suction port on the suction passage side is formed in a semicircular arc shape.