Title:
SUPERCHARGER
Document Type and Number:
WIPO Patent Application WO/2021/246294
Kind Code:
A1
Abstract:
This supercharger 1 comprises: a turbine housing 11 in which a turbine impeller 12 is housed; a bearing housing 3 which rotatably supports a rotary shaft 2 on which the turbine impeller 12 is fixed; and a variable displacement mechanism 30 which surrounds the turbine impeller 12 and guides a fluid to the turbine impeller 12. The bearing housing 3 has provided thereto restriction pins 41P, 42P that extend toward the variable displacement mechanism 30. The variable displacement mechanism 30 has a nozzle ring 32 that faces the bearing housing 3. The nozzle ring 32 has formed therein a guide hole 41G in which an end of the restriction pin 41P is disposed and a guide hole 42G in which an end of the restriction pin 42P is disposed.
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Inventors:
HAYASHI KATSUNORI (JP)
IKEDA KENGO (JP)
IKEDA KENGO (JP)
Application Number:
PCT/JP2021/020283
Publication Date:
December 09, 2021
Filing Date:
May 27, 2021
Export Citation:
Assignee:
IHI CORP (JP)
International Classes:
F01D17/16; F02B37/24
Domestic Patent References:
| WO2017150450A1 | 2017-09-08 |
Foreign References:
| JP2009062840A | 2009-03-26 | |||
| JP2014092132A | 2014-05-19 | |||
| US20090317247A1 | 2009-12-24 | |||
| JP2013104413A | 2013-05-30 | |||
| JPH11336553A | 1999-12-07 | |||
| US20100196146A1 | 2010-08-05 |
Attorney, Agent or Firm:
HASEGAWA Yoshiki et al. (JP)
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