Controlled discharge pressure pump for pumping liquids

Details Controlled discharge pressure pump for pumping liquids Controlled discharge pressure pump for pumping liquids

1975-02-10

1976-08-31

Raduazo, Henry F.

Rotary kinetic fluid motors or pumps

With control means responsive to non-cyclic condition...

Responsive to moving member developed fluid force, current...

415149R, F01D 1702, F01D 1708

Patent

active

039778096

ABSTRACT:
A variable liquid discharge flow rate pump with a discharge float valve the opening of which is controlled according to the discharge pressure and flow rate by a hydraulic power ram actuator with a resiliently biased piston slidable in a cylinder communicating with or forming a container space for transit of liquid from a first cavity in which prevails the discharge pressure to a second cavity in which prevails the inlet pressure, the hydraulic circuit comprising at least one passageway providing a head loss variable according to the discharge flow rate and pressure.

REFERENCES:
patent: 1206385 (1916-11-01), Sperry
patent: 1997418 (1935-04-01), Hornschuch et al.
patent: 2018555 (1935-10-01), Heaney
patent: 2391769 (1945-12-01), Campbell
patent: 2470565 (1949-05-01), Loss
patent: 2756982 (1956-07-01), Tuscher
patent: 3726618 (1973-04-01), Dicmas

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