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:
Jun. 22, 2021
Filed:
Mar. 31, 2016
Applicant:
Mitsubishi Heavy Industries Engine & Turbocharger, Ltd., Sagamihara, JP;
Inventors:
Hironori Honda, Tokyo, JP;
Seiichi Ibaraki, Tokyo, JP;
Kenichiro Iwakiri, Tokyo, JP;
Tadashi Kanzaka, Tokyo, JP;
Assignee:
MITSUBISHI HEAVY INDUSTRIES ENGINE & TURBOCHARGER, LTD., Sagamihara, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F04D 29/28 (2006.01); F02C 6/12 (2006.01); F02B 37/00 (2006.01); F04D 29/32 (2006.01);
U.S. Cl.
CPC ...
F04D 29/284 (2013.01); F02C 6/12 (2013.01); F02B 37/00 (2013.01); F04D 29/324 (2013.01); F05D 2220/40 (2013.01); F05D 2240/303 (2013.01); F05D 2240/304 (2013.01); F05D 2250/51 (2013.01); F05D 2250/70 (2013.01);
Abstract
A rotary machine blade () equipped with a clearance flow suppression blade section (), the lean angle of which has one or more inflection points, and which is formed such that when the direction from a positive-pressure surface () to a negative-pressure surface () is taken as the normal direction, an inflection point (P) of the lean angle positioned farthest toward the blade end () changes from the negative to the positive direction in the direction away from the blade end ().