Patent · US Active

Transpiration clearance control turbine

US7740443B2 · kind B2 · utility

11Cited by
5References
28Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 15, 2006
Grant dateJun 22, 2010
Priority date
Expiry dateAug 30, 2028

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02T50/60
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A row of turbine blades is surrounded by a turbine shroud. The shroud is supported by a turbine case having a pair of radially outwardly extending rails. The rails are perforate for channeling therethrough control air to control thermal radial movement of the case, and in turn radial position of the shroud supported therefrom.

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