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.

Date of Patent:
Sep. 30, 2014

Filed:

Jan. 18, 2012
Applicants:

Hirotaka Higashimori, Nagasaki, JP;

Masayuki Kawami, Tokyo, JP;

Inventors:

Hirotaka Higashimori, Nagasaki, JP;

Masayuki Kawami, Tokyo, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01D 5/04 (2006.01); F01D 5/14 (2006.01); F01D 1/08 (2006.01); F01D 1/06 (2006.01); F01D 9/02 (2006.01);
U.S. Cl.
CPC ...
F01D 1/06 (2013.01); F01D 5/043 (2013.01); F05D 2210/43 (2013.01); F01D 9/026 (2013.01); F05D 2250/51 (2013.01); F01D 1/08 (2013.01); F01D 5/04 (2013.01);
Abstract

A radial turbine includes a radial turbine wheel provided with a main pathway in which blade height progressively increases while curving toward an axial direction from a radial direction. A sub-let is formed on a shroud side of the radial turbine wheel at a position separated from the main inlet in the radial direction and the axial direction. Also, a blade shape that forms the sub-inlet is such that, in a plane orthogonal to the axial line of the radial turbine wheel, a center line of the blade is inclined at a predetermined angle toward the rotation direction with respect to the radial direction.


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