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Title:
HYDRAULIC MACHINERY
Document Type and Number:
Japanese Patent JP2003247479
Kind Code:
A
Abstract:

To provide a hydraulic machinery capable of easily exchanging a water sealing packing of a guide vane of a water turbine.

A recessed groove is formed in the circumferential direction at an inlet part of a bearing hole of a guide vane revolving shaft, which is bored in an upper cover and a lower cover forming a passage introducing pressure water from a casing into a runner. The water sealing packing is installed by forming a packing installing groove at the inner perimeter side of the groove, and a packing holding substance 11 divided into a plurality is removed or freely inserted in and fixed.


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Inventors:
SUZUKI JUNYA
OSHIMA KATSUHIRO
YANAGIDA ISAO
Application Number:
JP2002046136A
Publication Date:
September 05, 2003
Filing Date:
February 22, 2002
Export Citation:
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Assignee:
HITACHI LTD
International Classes:
F03B11/00; F03B3/18; (IPC1-7): F03B11/00; F03B3/18
Attorney, Agent or Firm:
Yukihiko Takada



 
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