Methods and systems for turbine rotor balancing

Rotary kinetic fluid motors or pumps – Method of operation

Reexamination Certificate

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C415S144000, C415S145000, C415S201000, C074S572100, C074S572400

Reexamination Certificate

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07465146

ABSTRACT:
Methods and apparatus for a balance weight access assembly are provided. The assembly includes an access cover, and an access tube including a first opening, a second opening, and a substantially hollow body extending therebetween. The first opening is positioned proximate to a balance weight retainer, the second opening is positioned proximate to the access cover, and the body is positioned in substantial alignment with an installation axis of the balance weight retainer.

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