Patent ID: 9322405
Filing Date: 2016-04-26
CPC Classification: F01C,F04B,F04C,H01R,H05K

Claim Text:
1. A compressor comprising: a crankshaft including an eccentric portion; a cylinder housing defining a cylindrical recess through which the crankshaft extends; a rotor disposed within said cylindrical recess and engaging said eccentric portion of said crankshaft for movement with said crankshaft relative to said cylindrical recess, said rotor and a circumferential surface of said cylindrical recess defining a compression chamber therebetween; a suction opening providing fluid at a first pressure to said cylindrical recess; a discharge opening receiving compressed fluid from said compression chamber; a fluid-injection opening providing fluid at a second pressure to said compression chamber, said second pressure being higher than said first pressure, said fluid-injection opening and said discharge opening being at least partially aligned with each other in a direction parallel to a rotational axis of said crankshaft; and a valve movable relative to said cylindrical recess between a first position allowing fluid flow through said fluid-injection opening and a second position restricting fluid flow through said fluid-injection opening.