Pumps – Intensifier – Ram type
Patent
1976-08-19
1978-02-14
Freeh, William L.
Pumps
Intensifier
Ram type
1375157, 137527, 137529, 137541, F04F 702, F16K 1712, F16K 1706
Patent
active
040736040
ABSTRACT:
A high efficiency water hammer type pump and more particularly, an improved construction for such a pump including a construction whereby water expelled from a waste valve is returned to the supply line of the pump.
REFERENCES:
patent: 4328 (1845-12-01), Benson
patent: 5725 (1848-08-01), Leighton
patent: 525305 (1894-08-01), Allen et al.
patent: 542417 (1895-07-01), Lenhart
patent: 936244 (1909-10-01), Hesse
patent: 1268597 (1918-06-01), Montreuil
patent: 1619033 (1927-03-01), Perrenot
patent: 2037023 (1936-04-01), Holby
Freeh William L.
Gluck Richard
LandOfFree
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