Patent · US Expired

Tubular acoustic attenuation piece for an aircraft jet engine air intake

US6761245B2 · kind B2 · utility

33Cited by
11References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 22, 2002
Grant dateJul 13, 2004
Priority date
Expiry dateJun 5, 2023

Classification

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

Abstract

Tubular acoustic attenuation piece for an aircraft jet engine air intake.According to the invention, said tubular piece (1) is made up of shells (2) with a cellular core (5) assembled only by external fish plate strips (8), the facing edges (6) simply being edge faces of said shells (2) forming slots (9) between them.

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