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Title:
ROTOR
Document Type and Number:
Japanese Patent JP2015232394
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a rotor which prevents crack damage and vibration etc. under a high temperature environment and achieves durability.SOLUTION: A rotor includes: a hollow trunk part 1 made of ceramic; and solid shaft parts 2 which are fitted in inner surfaces of both end parts of the trunk part 1 and made of ceramic. The trunk part 1 and the shaft part 2 respectively have fitting surfaces which are fitted in a closely contact state. An air hole 6 extending along a rotary shaft direction of the rotor is formed on a fitting boundary surface between the trunk part 1 and each shaft part 2.

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Inventors:
OGAWA EISUKE
Application Number:
JP2015113568A
Publication Date:
December 24, 2015
Filing Date:
June 04, 2015
Export Citation:
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Assignee:
HITACHI METALS LTD
International Classes:
F16C13/00; C04B35/584; C04B37/00; C21D1/00; F16C13/02
Domestic Patent References:
JP2011047031A2011-03-10
JP2006193814A2006-07-27
JPH09157054A1997-06-17
JP2001354317A2001-12-25
JPH11105261A1999-04-20



 
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