Hydraulic adjustment device

Details Hydraulic adjustment device Hydraulic adjustment device

1994-02-23

1995-11-14

Look, Edward K.

Rotary kinetic fluid motors or pumps

Runner or blade selectively adjustable relative to casing

416157R, F03B 0306

Patent

active

054661218

ABSTRACT:
A hydraulic adjustment device for variable-pitch propellers of turbo-engines comprise a shaft for driving the variable-pitch propeller. A plurality of transmission elements for feeding and draining, as well as for guiding a hydraulic fluid is disposed in the shaft. A rotation passage for the hydraulic fluid is disposed in a chamber, which surrounds the shaft. The chamber is disposed adjacent to the variable-pitch propeller and is in fluid communication with a transport medium. The hydraulic fluid is harmonious to the transport medium.

REFERENCES:
patent: 3229771 (1966-01-01), Hedberg
patent: 3447783 (1969-06-01), Wijkander
patent: 3785747 (1974-01-01), Mayo, Jr.
patent: 4229141 (1980-10-01), de Francisco Mesado
patent: 4253808 (1981-03-01), White
patent: 4419252 (1983-12-01), Shim
patent: 5038563 (1991-08-01), McMahan et al.
Transactions of the Nuclear Society and the European Nuclear Society, 1984 International Conference On Nuclear Power--A Global Reality, vol. 47, Nov. 11-16, 1984; Sheraton-Washington Hotel, Washington, D.C. pp. 465 and 466.
Storek, H.: Neuere Konstrucktfonen kleinerer und mittelgro1er Kaplanturbinen. In: Engergie, Jg.5, Nr. 8 15. Aug. 1953, S.232-234.

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