Multi-tank/multi-pump water pressure booster system

Details Multi-tank/multi-pump water pressure booster system Multi-tank/multi-pump water pressure booster system

1988-07-25

1990-01-30

Smith, Leonard E.

Pumps

Condition responsive control of pump drive motor

Plural pumps having separate drive motors, supply sources,...

417540, F04B 2302

Patent

active

048970220

ABSTRACT:
A multiple pump supply system having multiple pumps placed in parallel and having a plurality of reservoirs connected to acommon discharge line. The pumps are operated sequentially on demand sensed by a pressure sensor located at the mouth of the first reservoir and controlling a first pump. Multiple sensors located at the mouth of a second reservoir control the subsequent pumps sequentially.

REFERENCES:
patent: 3572381 (1971-03-01), Nash
patent: 3639081 (1972-02-01), Gray et al.
patent: 3744932 (1973-07-01), Prevett
patent: 3746471 (1973-07-01), Gray et al.
patent: 3775025 (1973-11-01), Maher et al.
patent: 4290735 (1981-09-01), Sulko
patent: 4344741 (1982-08-01), Taki
patent: 4799864 (1989-01-01), Hockley

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