Movable blade pump

Details Movable blade pump Movable blade pump

1981-02-04

1982-12-07

Feldman, Peter

Rotary kinetic fluid motors or pumps

Runner or blade selectively adjustable relative to casing

415112, 415175, 416162, F01D 700, F01D 1100

Patent

active

043624634

ABSTRACT:
A movable blade pump including an actuating mechanism for imparting rotational movement to blades which mechanism is contained in an impeller boss sealed against the outside and filled with hydraulic fluid and is driven by a hydraulic cylinder device secured to a suction casing below the impeller boss. Feed and discharge of hydraulic fluid into and from the hydraulic piston device are effected through fluid passages formed in the suction casing and a fixed mounting for the hydraulic fluid device, and the blades are set at any angular positions within the range of the stroke of the piston.

REFERENCES:
patent: 1950776 (1934-03-01), Biggs
patent: 1962382 (1934-06-01), Biggs
patent: 3302951 (1967-02-01), Olesen
patent: 3474734 (1969-10-01), Stogner

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