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:
May. 25, 2021
Filed:
Nov. 16, 2017
Ihi Corporation, Koto-ku, JP;
Kuniaki Iizuka, Koto-ku, JP;
Takashi Yoshida, Koto-ku, JP;
Yuji Sasaki, Koto-ku, JP;
Tatsumi Inomata, Koto-ku, JP;
Takuya Ozasa, Koto-ku, JP;
Ryosuke Yumoto, Koto-ku, JP;
Takashi Mori, Koto-ku, JP;
IHI Corporation, Koto-ku, JP;
Abstract
A centrifugal compressor includes a compressor impeller attached to a rotary shaft and a housing accommodating the rotary shaft and the compressor impeller. The housing includes a suction portion formed upstream of the compressor impeller and a high pressure part formed on a rear face side of the compressor impeller and having a pressure higher than a pressure in the suction portion during rotation of the compressor impeller. The housing has a discharge passage formed for connecting the high pressure part to a low pressure part including the suction portion and a gas flow path upstream of the suction portion.