Piston pump with planetary gear drive

Details Piston pump with planetary gear drive Piston pump with planetary gear drive

1977-10-20

1980-04-01

Freeh, William L.

Pumps

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

417454, F04B 119, F04B 3914

Patent

active

041959701

ABSTRACT:
A pump having a planetary gear drive connected to a source of rotary power drives a barrel cam to reciprocate, with a smooth cycloidal motion, a series of pistons operatively connected to the cam. Each piston is reciprocatingly disposed in a cylinder for pumping fluid from a pump inlet to an outlet connected to the cylinders through a series of valve chambers.

REFERENCES:
patent: 244641 (1881-07-01), Mayher
patent: 918007 (1900-04-01), Cherry
patent: 1082156 (1913-12-01), Hurst
patent: 1299477 (1919-04-01), Kendall
patent: 1545038 (1925-07-01), Davis
patent: 1695543 (1928-12-01), Eisenhauer
patent: 1931543 (1933-10-01), High
patent: 1938735 (1933-12-01), Andrews
patent: 2083020 (1937-06-01), High
patent: 2123815 (1938-07-01), Twaddell
patent: 3958901 (1976-05-01), Drouet

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