Patent · US Expired

Turbocharger wastegate valve

US4169355A · kind A · utility

11Cited by
3References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 5, 1977
Grant dateOct 2, 1979
Priority date
Expiry dateDec 5, 1997

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T137/9464
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

The disclosure illustrates a turbocharger wastegate valve comprising a cylindrical chamber connected through a radial inlet to the gas stream upstream of the turbine. High pressure air is selectively directed across the inlet through a nozzle to prevent or permit flow into the chamber which is connected to a point downstream of the turbine. The pressure of the air delivered to the nozzle may be varied to proportion the gases bypassed around the turbine.

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