Method of manufacturing rotor assembly, rotor assembly, and turbo compressor
AssigneeIHI Corporation
InventorsKazuaki KURIHARA, Kentarou ODA, Noriyasu SUGITANI, Minoru TSUKAMOTO, Nobusada TAKAHARA
Life of this patent
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Abstract
A method of manufacturing a rotor assembly in which a first impeller and a second impeller are fixed to a rotation shaft which is supported by a bearing so as to be rotatable, the method including: fixing the second impeller to the rotation shaft; fitting and fixing a sleeve to the rotation shaft after fixing the second impeller; fitting and fixing the bearing to the sleeve after fitting and fixing the sleeve; and fixing the first impeller after fitting and fixing the bearing.
Claims5
A method of manufacturing a rotor assembly in which a first impeller and a second impeller are fixed to a rotation shaft which is supported by a bearing so as to be rotatable, the method comprising:
- fixing the second impeller to the rotation shaft;
- fitting and fixing a sleeve to the rotation shaft after fixing the second impeller;
- fitting and fixing the bearing to the sleeve after fitting and fixing the sleeve;
- and
- fixing the first impeller after fitting and fixing the bearing.
A rotor assembly comprising:
- a rotation shaft supported by a bearing so as to be rotatable;
- an impeller fixed to the rotation shaft;
- and
- a sleeve which is fitted and fixed to the rotation shaft and is provided inside the bearing.
Dependencies are inferred from the claim text.