Patent · US Expired

Cooled turbine blade

US5496151A · kind A · utility

26Cited by
4References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 27, 1995
Grant dateMar 5, 1996
Priority date
Expiry dateJan 27, 2015

Classification

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

Abstract

A hollow turbine blade having at least one first row of holes disposed in the leading edge zone of the blade so that each hole communicates with a longitudinal internal cavity of the blade which, in use, is supplied with cooling air, is also provided with at least one second row of holes in the leading edge zone, each hole of the second row intersecting at one end a respective hole of the first row and opening at its other end in the outer surface of the blade.

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