The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Apr. 06, 2010
Filed:
Dec. 04, 2006
Toshio Takahashi, Tokyo, JP;
Yutaka Hirata, Tokyo, JP;
Kazuo Kobayashi, Tokyo, JP;
Kazuaki Kurihara, Tokyo, JP;
Kentaro Oda, Tokyo, JP;
Toshio Takahashi, Tokyo, JP;
Yutaka Hirata, Tokyo, JP;
Kazuo Kobayashi, Tokyo, JP;
Kazuaki Kurihara, Tokyo, JP;
Kentaro Oda, Tokyo, JP;
Ishikawajima-Harima Heavy Industries, Co., Ltd., Tokyo, JP;
Abstract
A first centrifugal impeller and a second centrifugal impeller are arranged in such an orientation that back sides of the first centrifugal impeller and the second centrifugal impeller face to each other. Bearings are cylindrical roller bearings and a thrust bearing. The cylindrical roller bearings are arranged at two axially spaced supporting positions respectively, and support a radial load applied to the rotating shaft. The thrust bearing supports a thrust load applied to the rotating shaft.