Water pressure pump

Details Water pressure pump Water pressure pump

2006-07-18

2006-07-18

Rivell, John (Department: 3753)

Fluid handling

Systems

With pump

C137S565350, C417S004000

Reexamination Certificate

active

07077160

ABSTRACT:
An apparatus for boosting residential water pressure. To attain this, a conduit receives water supplied to a residence and routes the water through and inlet on/off valve and a first check valve to a pump, where said pump provides water to the residence as well as to a throttling conduit back to the input of the pump. In an embodiment, the water is returned to the input of the pump through a relief valve arranged within the throttling conduit. In an embodiment, a pressure switch provides input to a motor controlling the pump. Also, a method to increase water pressure.

REFERENCES:
patent: 233594 (1880-10-01), Beach
patent: 1304529 (1919-05-01), Arnold
patent: 1904320 (1933-04-01), Marples
patent: 2095243 (1937-10-01), Diescher
patent: 3135282 (1964-06-01), Gray
patent: 3198121 (1965-08-01), Schaub
patent: 3286636 (1966-11-01), Schaub
patent: 3357359 (1967-12-01), Schaub
patent: 3746027 (1973-07-01), Elliott
patent: 2004/0103944 (2004-06-01), Shaw

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