Balancing system for turbomachine rotor

Details Balancing system for turbomachine rotor Balancing system for turbomachine rotor

2007-10-23

2011-12-06

Look, Edward (Department: 3745)

Fluid reaction surfaces (i.e., impellers)

With weight-balancing means

C416S145000

Reexamination Certificate

active

08070445

ABSTRACT:
The present invention relates to a turbomachine rotor balancing system comprising a balancing flange (52) provided with through-passageways (78), the system further comprising balance weights (54) each mounted fixedly on the flange (52) by means of a first and a second screw
ut assembly (56a,56b) having a first and a second screw (84, 84) passing through a first and a second passageway (78, 78). According to the invention, said first screw is pressing against a first tangential end side (116) of the first through-passageway, and at a distance from a second tangential end side, and the second screw is pressing against a second tangential end side (118) of the second through-passageway, and at a distance from the first tangential end side.

REFERENCES:
patent: 4803893 (1989-02-01), Bachinski
patent: 4879792 (1989-11-01), O'Connor
patent: 7491031 (2009-02-01), Brault et al.
patent: 1 380 722 (2004-01-01), None
U.S. Appl. No. 11/875,312, filed Oct. 19, 2007, Blanchard, et al.

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