SWITCHING VALVE WITH REDUCED ACTUATION FORCE, IN EASILY IDENTIFIABLE CONDITION, AND OF TEMPERATURE ADJUSTABLE TYPE

摘要

An easily identifiable switching valve of the adjustable temperature type, comprising a valve core casing (1); an inner casing (2); a valve core seat (7); a control rod (3); a sealing piston member (4); a temperature adjusting member, the sealing portion of the control rod (3) being caused to open or block a depressurizing water passage provided in a pressure seat (42).