Patent · US Active

Fan rotor for airfoil damping

US11725520B2 · kind B2 · utility

0Cited by
14References
15Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 4, 2021
Grant dateAug 15, 2023
Priority date
Expiry dateNov 4, 2041

Classification

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

Abstract

An airfoil for use in a gas turbine engine is formed to define cavities formed in the airfoil and a passage that extends between and fluidly interconnects the cavities. The airfoil further includes damping fluid located in the cavities and the damping fluid is adapted to flow between the cavities via the passage.

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