Patent · US Expired

Coolable air foil for a gas turbine engine

US5857837A · kind A · utility

33Cited by
5References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 26, 1997
Grant dateJan 12, 1999
Priority date
Expiry dateJun 26, 2017

Classification

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

Abstract

A coolable airfoil (25) for a gas turbine engine includes a leading edge portion (52) cooled by a combination of radial and impingement flows through internal passages (80) and (90) separated by an internal wall (95) which is imperforate along a radially inner portion (100) thereof and apertured along a radially outer portion (105) thereof

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