MISCHVENTIL.

摘要

A mixing valve 1 has a plurality of ports 10 providing a permanently open fluid connection between a water inlet chamber 8 and a mixing chamber 9 and, valve means 26 responsive to the water flow for controlling the steam flow from a steam inlet chamber 7 to the mixing chamber 9. The valve means 26 includes a valve member 26 coupled to a diaphragm 13 separating the water inlet chamber 8 and a control chamber 18 for responsive movement to pressure differentials between the chambers 8,18 to open and close the valve means 26.