Multistage hydraulic machine

Details Multistage hydraulic machine Multistage hydraulic machine

1978-06-08

1980-06-10

Smith, Leonard E.

Rotary kinetic fluid motors or pumps

With shaft connected fluid force subjected thrust balancing...

Fluid force on opposite face of blade or blade support member

F01D 300

Patent

active

042070236

ABSTRACT:
A multistage hydraulic machine is provided with an outer backchamber, an inner backchamber and a sidechamber around the runners of each stage.
A piping having a control valve is provided between the outer back chamber in the highest pressure-stage and the sidechamber in the lowest pressure-stage.
Moreover, the outer backchamber is connected to the sidechamber for the runners of the high-pressure-stage.

REFERENCES:
patent: 782272 (1905-02-01), Ray
patent: 896585 (1908-08-01), Salzer
patent: 971851 (1910-10-01), Krogh
patent: 1151964 (1915-08-01), Peterson
patent: 1151965 (1913-08-01), Peterson
patent: 1385115 (1920-08-01), Cone
patent: 3874812 (1975-04-01), Hanagarth
patent: 4086020 (1978-04-01), Tanabe

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