Reciprocation pump

Details Reciprocation pump Reciprocation pump

1980-10-20

1983-05-31

Freeh, William L.

Pumps

Three or more cylinders arranged in parallel, radial, or...

Motor driven

417393, 91493, F04B 3500, F04B 104

Patent

active

043858694

ABSTRACT:
A reciprocation pump has a plurality of radially arranged pumping chambers each provided with a piston and operatively connected to an external liquid absorbing pipe and an external liquid discharging pipe, and has a central drive mechanism comprising drive members each directly connected to the corresponding one of the radially arranged pistons and a valve structure operated in association with the drive members by a pressure activated fluid injected into the pump at an external inlet thereof, said valve structure sending the pressure activated fluid into and out of the pump simultaneously during the operation thereof.

REFERENCES:
patent: 744747 (1873-11-01), Desper
patent: 759828 (1904-05-01), Olney
patent: 2147666 (1939-02-01), Park
patent: 3820445 (1974-06-01), Klink

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