Device for adjusting guide blades

Details Device for adjusting guide blades Device for adjusting guide blades

2005-01-28

2010-12-14

Nguyen, Ninh H (Department: 3745)

Rotary kinetic fluid motors or pumps

Selectively adjustable vane or working fluid control means

Upstream of runner

C415S191000, C415S202000

Reexamination Certificate

active

07850422

ABSTRACT:
A device is for adjusting guide blades of a gas turbine. The guide blades are each connected to an adjusting ring via an adjusting lever, so as to be able to swivel, a first end of the, or each, adjusting lever engaging with the adjusting ring, and a second end of the, or each, adjusting lever, opposite to the first end, engaging with an end of a shaft or shank of the respective guide blade. The adjusting ring is assigned a rotor of a torque motor, a stator of the torque motor concentrically surrounding the rotor of the torque motor.

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International Search Report, PCT International Patent Application No. PCT/DE2005/000130, dated May 19, 2005.
Written Opinion of the International Searching Authority, PCT International Patent Application No. PCT/DE2005/000130, dated May 19, 2005.

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