Title:
ノズルベーン
Document Type and Number:
Japanese Patent JP7029181
Kind Code:
B2
Abstract:
To allow for further improvement of fuel economy and drivability in a turbocharger.SOLUTION: A nozzle vane 1 of the present invention comprises a vane portion 8 that is provided on the outer peripheral side of a turbine impeller 4 of a turbocharger 2 and adjusts a flow rate of exhaust gas introduced into the turbine impeller 4, and a swing shaft 9 that extends to project from the end face of the vane portion 8 and swings the vane portion 8 to change the inclination of the vane portion 8 with respect to the turbine impeller 4. In the nozzle vane 1, the cross section of the vane portion 8 is formed in a teardrop shape and has airflow adjusting portions 11 formed in a concave or convex shape on the surface of the vane portion 8.SELECTED DRAWING: Figure 2A
Inventors:
Tokuo Odaka
Application Number:
JP2019081047A
Publication Date:
March 03, 2022
Filing Date:
April 22, 2019
Export Citation:
Assignee:
Atect Co., Ltd.
International Classes:
F01D9/02; F02B37/24; F01D17/16; F02B39/00
Domestic Patent References:
| JP2015031237A | ||||
| JP2013181396A | ||||
| JP2008133827A | ||||
| JP2003522890A | ||||
| JP62294704A | ||||
| JP2013137017A |
Foreign References:
| US20050220616 | ||||
| DE102009020591A1 | ||||
| WO2018139049A1 |
Attorney, Agent or Firm:
Mikio Yasuda