Patent · US Expired

Turbine blade of a gas turbine with at least one cooling excavation

US6817833B2 · kind B2 · utility

4Cited by
10References
18Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 30, 2002
Grant dateNov 16, 2004
Priority date
Expiry dateAug 30, 2022

Classification

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

Abstract

The invention relates to a turbine blade of a gas turbine with at least one cooling excavation 2 which connects an interior 3 and the surface 4 of the turbine blade 1, characterized in that a mouth 5 of the cooling excavation 2 is provided with a protrusion 6 in its downstream area.

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