| 摘要 |
1464590 Valves ECODYNE CORP 18 Dec 1974 [6 Feb 1974] 54638/74 Heading F2V [Also in Division B1] Valves 32 and 34 closing passages 85 and 37 respectively in an apparatus for regenerating an ion-exchanger are operated by control arm 90 and cam 100, the control arm being moved by diaphragm 84 which is responsive to air pressure in tube 72. As liquid rising in compartment 14 reaches the air chamber 78 at the end of tube 72 air is compressed so as to operate the diaphragm and thus the valves, shutting off the supply of liquid. |
