Hydraulic machine

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United States of America Patent

PATENT NO 9181957
APP PUB NO 20100086394A1
SERIAL NO

12573739

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A hydraulic machine having a hydro turbine runner which has a crown at a center and a band along an outer periphery, and is formed around the axis of rotation, long blades which are arranged along the circumferential direction of the axis of rotation, and whose center-side ends are supported by the crown, and periphery-side ends are supported by the band, and short blades which are arranged between the long blades, and whose center-side ends are supported by the crown, periphery-side ends are supported by the band, and rear edges are curved in a rotation direction of the hydro turbine runner in turbine operation, on a plane of projection perpendicular to the axis of rotation.

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Patent Owner(s)

  • KABUSHIKI KAISHA TOSHIBA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Enomoto, Yasuyuki Matsudo, JP 7 30
Nakamura, Kazuyuki Yokohama, JP 64 1124
Nakamura, Takanori Yokohama, JP 61 366
Shinohara, Akira Tokyo, JP 13 57
Tezuka, Kotaro Yokohama, JP 3 2

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