Patent · US Expired

Cooled turbine blade

US7632071B2 · kind B2 · utility

11Cited by
17References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 15, 2005
Grant dateDec 15, 2009
Priority date
Expiry dateFeb 8, 2026

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF05D2260/607
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A turbine engine component, such as a turbine blade, has an airfoil portion, a plurality of cooling passages within the airfoil portion with each of the cooling passages having an inlet for a cooling fluid. Each inlet has a flared bellmouth inlet portion. The turbine engine component may further have a dirt funnel at the tip of the airfoil portion, a platform with at least one beveled edge, and an undercut trailing edge slot.

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