Patent · US Expired

Coolable airfoil structure

US5462405A · kind A · utility

68Cited by
5References
6Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 20, 1994
Grant dateOct 31, 1995
Priority date
Expiry dateJun 20, 2014

Classification

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

Abstract

A coolable airfoil having internal cooling passages 82, 84, 74 is disclosed. Various construction details are developed to increase cooling in critical locations of the airfoil. In one embodiment, a pair of side-by-side spanwisely extending passages 82, 84 flow cooling air to the tip passage 74 which extends rearwardly in a flag-like manner.

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