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:
Jan. 23, 2018
Filed:
Dec. 01, 2015
Applicant:
Ihi Corporation, Koto-ku, JP;
Inventor:
Isao Morita, Tokyo, JP;
Assignee:
IHI Corporation, Koto-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
F04D 29/44 (2006.01); F04D 17/10 (2006.01); F04D 29/28 (2006.01); F04D 29/42 (2006.01); F02B 33/40 (2006.01); F02B 39/00 (2006.01); F04D 25/04 (2006.01); F02B 37/00 (2006.01);
U.S. Cl.
CPC ...
F04D 29/441 (2013.01); F02B 33/40 (2013.01); F02B 37/00 (2013.01); F02B 39/00 (2013.01); F04D 17/10 (2013.01); F04D 25/04 (2013.01); F04D 29/284 (2013.01); F04D 29/422 (2013.01); Y02T 10/144 (2013.01);
Abstract
A diffuser includes a ring-shaped parallel part, and a ring-shaped throttling part formed continuously to the inside of the parallel part in a radial direction. A wall surface of the throttling part includes a flow passage area minimum portion which makes minimal a flow passage area of the diffuser, and a ring-shaped protruding portion located closer to the outlet side of the compressor wheel than the flow passage area minimum portion, and protruding toward the flow passage of the diffuser.