| 摘要 |
<p>An expansion valve (10) comprising: a substantially prismatic-shaped valve body (30) having two bolt holes (232) and a diaphragm (36a) mounted therein; a first pagh (32) through the valve body (30) which supplies refrigerant to an evaporator (8); a second path (34) through the valve body which supplies refrigerant from the evaporator (8) to a compressor (4); a valve hole (32a) formed in the first path (32); and a valve member driving shaft (36f) having one end fixed to the diaphragm (36a) and the other end supporting a valve member (32b), wherein a flow rate of refrigerant flowing through the valve hole (32a) is adjusted corresponding to a temperature of refrigerant flowing through the second path (34), and wherein the valve body (30) is manufactured from a material having at least one of the second path (34) and the two bolt holes (232) formed by a hollow extrusion processing. <IMAGE></p> |
