Patent · US Expired

Gas seal vanes of variable nozzle turbine

US4643640A · kind A · utility

17Cited by
6References
22Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 13, 1985
Grant dateFeb 17, 1987
Priority date
Expiry dateDec 13, 2005

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T10/12
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A turbocharger having a variable nozzle vane assembly to be used in association with an engine. A nozzle ring having a plurality of rotatable vanes mounted thereto defining an annular passageway within the turbine housing through which exhaust gas passes upstream of a turbine. Included is a means for rotating the plurality of vanes and a means for preventing binding of the components during thermal cycling.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.