Patent · US Expired

Nozzle braze backside cooling

US6439837B1 · kind B1 · utility

3Cited by
5References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 27, 2000
Grant dateAug 27, 2002
Priority date
Expiry dateJul 13, 2020

Classification

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

Abstract

A nozzle vane includes a row of trailing edge apertures and cooperating inboard slots joined in flow communication with a mid-chord cavity. An outboard slot is spaced outwardly from a respective last one of the inboard slots, and outboard of a respective last one of the trailing edge apertures. The outboard slot extends behind a braze joint between the vane and a supporting band and is effective for backside cooling thereof.

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