Title:
インペラおよび過給機
Document Type and Number:
Japanese Patent JP6791421
Kind Code:
B2
Abstract:
An compressor impeller 22 (impeller) includes: a main body portion 26 which is increased in diameter from one side to another side in a rotation axis direction; a thinned portion 26e, which is formed in a back surface 26c of the main body portion 26 so as to be oriented toward the another side in the rotation axis direction, and is recessed toward the one side in the rotation axis direction; a plurality of full blades 28 which are formed on an outer circumferential surface 26b of the main body portion 26 so as to be oriented toward the one side in the rotation axis direction; and a plurality of splitter blades 29, which are formed on the outer circumferential surface, and have end portions 29a being located on the one side in the rotation axis direction and being positioned on the another side in the rotation axis direction with respect to the full blades 28.
Inventors:
Yoshiki Tatsuki
Kotaro Ito
Takashi Yoshida
Takuya Koshino
Kuniaki Iizuka
Kotaro Ito
Takashi Yoshida
Takuya Koshino
Kuniaki Iizuka
Application Number:
JP2020074792A
Publication Date:
November 25, 2020
Filing Date:
April 20, 2020
Export Citation:
Assignee:
Ihi Co., Ltd.
International Classes:
F04D29/28
Domestic Patent References:
| JP59085499A | ||||
| JP2011085088A | ||||
| JP2009167882A | ||||
| JP2007120409A |
Foreign References:
| US20060140767 | ||||
| US20120156026 |
Attorney, Agent or Firm:
Aomi patent office