Patent ID: 7651323

Claim:
A smart control valve for compressors, comprising: a valve body mounted on a cylinder including a refrigerant inlet port and a refrigerant outlet port; a valve inlet port formed at the valve body, the valve inlet port communicating with the refrigerant inlet port of the cylinder; a valve outlet port formed at the valve body, the valve outlet port communicating with the refrigerant outlet port of the cylinder; an actuating groove disposed under the valve inlet port and the valve outlet port of the valve body, the actuating groove being opened at one side thereof; and an actuator disposed in the actuating groove for performing a linear reciprocating movement in the actuating groove as a solenoid is operated, wherein the actuator includes: a communication groove formed at the lower part thereof, opposite ends of the communication groove being closed; a suction side opening/closing hole disposed above the communication groove adjacent to one side of the lower communication groove, the suction side opening/closing hole communicating with the communication groove; a communication hole disposed above the communication groove adjacent to the other side of the lower communication groove, the communication hole communicating with the communication groove; and a discharge side opening/closing hole disposed adjacent to the communication hole for allowing or interrupting communication between the valve outlet port and the refrigerant outlet port of the cylinder.