Patent · US Active

Active fan tip treatment using rotating drum array with axial channels in fan track liner for distortion tolerance

US12209502B1 · kind B1 · utility

0Cited by
57References
20Claims
0Family size

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Key dates

Filing dateJun 28, 2024
Grant dateJan 28, 2025
Priority date
Expiry dateJun 28, 2044

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF05D2270/101
  • WIPO fieldEngines, pumps, turbines
  • WIPO sectorMechanical engineering

Abstract

A gas turbine engine includes a fan and a fan case assembly. The fan includes a fan rotor configured to rotate about an axis of the gas turbine engine and a plurality of fan blades coupled to the fan rotor for rotation therewith. The fan case assembly extends circumferentially around the plurality of fan blades radially outward of the plurality of the fan blades.

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