Patent · US Expired

Gas turbine engine rotor blades

US6517319B2 · kind B2 · utility

9Cited by
4References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 18, 2001
Grant dateFeb 11, 2003
Priority date
Expiry dateSep 18, 2021

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC21D7/06
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A component for a gas turbine engine having at least one surface, that has been treated by ultrasonic hammer peening so as to provide a region of deep compressive residual stress in the treated region.

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