Patent · US Expired

Tip-shrouded blades and method of manufacture

US5120197A · kind A · utility

15Cited by
13References
11Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 16, 1990
Grant dateJun 9, 1992
Priority date
Expiry dateJul 16, 2010

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49336
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

Taught is an improved tip-shrouded blade and a method of manufacturing the same. In accordance with the present invention, the inventive blade comprises a blade including an airfoil having a residual compressive stress in areas thereof subject to high local stress.

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