Title:
遠心圧縮機
Document Type and Number:
Japanese Patent JP6740950
Kind Code:
B2
Abstract:
A centrifugal compressor includes a housing, a partition separating an empty space in a housing into a speed increaser chamber and an impeller chamber, an insertion hole provided in the partition to allow insertion of a high-speed shaft, a seal located in the insertion hole to seal a boundary between the partition and the high-speed shaft, and a bearing receptacle located in the partition. The partition includes a communication passage that allows communication between a portion of the insertion hole located closer to the speed increaser chamber than the seal and the bearing receptacle.
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Inventors:
Ryosuke Fukuyama
Satoshi Mitsuda
Hiroaki Kato
Satoshi Mitsuda
Hiroaki Kato
Application Number:
JP2017071650A
Publication Date:
August 19, 2020
Filing Date:
March 31, 2017
Export Citation:
Assignee:
KABUSHIKI KAISHA TOYOTA JIDOSHOKKI
International Classes:
F04D29/063; F04D29/053; F04D29/12; F16H13/08; F16H57/04
Domestic Patent References:
| JP2005140306A | ||||
| JP2015140682A | ||||
| JP2015172352A |
Attorney, Agent or Firm:
Makoto Onda
Hironobu Onda
Hironobu Onda