VALVE GEAR AND REFRIGERATION UNIT USING THE SAME

摘要

PROBLEM TO BE SOLVED: To provide a valve gear and a refrigeration unit that can control the flow rate of a small amount of flow by a needle valve element and prevent the needle valve element from malfunctioning even at high pressure. SOLUTION: A needle valve element 27 that adjusts the rate of the flow that goes through a port 23 in a valve housing 21 and a blocking valve element 37 that blocks the port 23 are provided integrally in the valve housing 21.