Hydraulic adjustment device

Details Hydraulic adjustment device Hydraulic adjustment device

1994-02-23

1995-11-28

Look, Edward K.

Fluid reaction surfaces (i.e., impellers)

Having positive means for impeller adjustment

Motor bodily rotatable with impeller hub or shaft

F04D 2906

Patent

active

054702046

ABSTRACT:
The invention relates to a turbo-engine with a hydraulic device for adjusting the blades of a variable-pitch propeller. A hydraulic pump for hydraulically adjusting the blades of the variable-pitch propeller is disposed within a chamber through which passes the shaft of the turbo-engine. This chamber is filled with an incompressible fluid, for example an oil receiver for lubricating bearings.

REFERENCES:
patent: 345132 (1943-05-01), Florian et al.
patent: 3006419 (1961-10-01), Klaassen et al.
patent: 3924411 (1975-12-01), May
patent: 4668168 (1987-05-01), Schilder et al.
Storek, H.: Neuere Konstrucktfonen kleinerer und mittelgro1er Kaplanturbinen. In: Engergie, Jg. 5, Nr. 8 15. Aug. 1953, S.232-234.

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