Patent · US Expired

Turbine blade repair

US5253978A · kind A · utility

13Cited by
10References
14Claims
0Family size

Assignee

Inventor

Key dates

Filing dateApr 24, 1992
Grant dateOct 19, 1993
Priority date
Expiry dateApr 24, 2012

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49318
  • WIPO fieldMachine tools
  • WIPO sectorMechanical engineering

Abstract

A method of repairing a turbine blade comprising the steps of ascertaining a normal vibration characteristic of the blade, separating an outer end part of the blade from a residual inner part of the blade and subsequently securing a new end part to the residual part so that a joint between the new end part and the residual part is positioned in a predetermined relationship to said vibration characteristic.

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