Pump systems for liquids

Details Pump systems for liquids Pump systems for liquids

1974-03-20

1976-01-13

Freeh, William L.

Fluid handling

Line condition change responsive valves

With separate connected fluid reactor surface

1375135, 417 38, F16K 3112, F16K 1500, F04B 4900

Patent

active

039318303

ABSTRACT:
A system for pumping of liquid under pressure, in which a pressure switch is adapted to control the starting and stopping of the pump within a safe pressure range, and in the event of malfunction of the pressure switch, the service line and associated plumbing is isolated from the pump to protect against development of pressures in the serviceline which might damage the plumbing.

REFERENCES:
patent: 2737975 (1956-03-01), Wilkins
patent: 3141475 (1964-07-01), Guinard et al.
patent: 3625247 (1971-12-01), Dargatz
patent: 3739810 (1973-06-01), Horan

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