Patent · US Expired

Blade for a turbine comprising a cooling air deflector

US6981845B2 · kind B2 · utility

17Cited by
6References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateApr 17, 2002
Grant dateJan 3, 2006
Priority date
Expiry dateApr 17, 2022

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF01D5/3007
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

The invention relates to a blade for a turbine, the blade being fitted with a dovetail root to fix it into a compartment of a turbine disk, the blade being fitted with an internal air cooling circuit comprising air inlets located on the blade dovetail root and facing the compartment, and air outlets. The blade dovetail root is fitted with a device capable of homogenising the pressure and temperature of cooling air entering the air inlets.

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