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특허 상세정보

Multi-component acoustically resistive layer for acoustical attenuation panel and panel thus obtained

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) E04B-00182   
미국특허분류(USC) 181/292; 181/290; 181/291; 181/292; 181/293
출원번호 US-0413466 (2003-04-15)
우선권정보 FR-0004801 (2002-04-17)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Young &
인용정보 피인용 횟수 : 13  인용 특허 : 5
초록

A multi-component acoustically resistive layer, for acoustical attenuating panels having a cellular core (1) flanked, on the sound wave arrival side, with an acoustically damping layer (2) and, on the opposite side, with a rear reflector (3), comprises a first structural component (4) in contact with the aerodynamic flow and formed by at least one layer of fibers connected by a suitable resin and oriented in the direction of aerodynamic flow the component (4) comprising a suitable quantity of open surface; a dissipating component (6) disposed against the...

대표
청구항

1. Multi-component acoustically resistive layer, for acoustical attenuation panels of the type constituted by a cellular core (1) flanked on the sound wave arrival side, by an acoustically damping layer (2) and, on the opposite side, by a rear reflector (3), characterized in that it is constituted:by a first structural component (4) in contact with the aerodynamic flow informed by at least one layer of fibers connected by a suitable resin and oriented in the direction of aerodynamic flow, said component (4) comprising a suitable open surface quantity; by...

이 특허를 인용한 특허 피인용횟수: 13

  1. Herrera, Eric; Nesbitt, Eric H.. Acoustic panel. USP2014098820477.
  2. Lumbab, Alex C.; Leisten, Bradley Scott. Aircraft engine nacelle bulkheads and methods of assembling the same. USP2017079708072.
  3. Herrera, Eric; Gerken, Noel Timothy; Bauman, John Scott. Automated production of acoustic structures. USP2017069693166.
  4. Chiou, Song; Yu, Jia; Hubert, Claude; Layland, Michael; Kwan, Hwa-Wan. Linear acoustic liner. USP2012068196704.
  5. Lumbab, Alex C.; Leisten, Bradley Scott. Lipskin for a nacelle and methods of making the same. USP2017059656761.
  6. Lumbab, Alex C.; Leisten, Bradley Scott. Methods and apparatus for noise attenuation in an engine nacelle. USP2017039604438.
  7. Nonogi, Mari; Sasaki, Makoto; Noro, Tetsuya. Multilayer sound absorbing structure comprising mesh layer. USP2013118573358.
  8. Lumbab, Alex C.; Lan, Justin Honshune; Leisten, Bradley Scott. Noise attenuating lipskin assembly and methods of assembling the same. USP2018049938852.
  9. Gerken, Noel Timothy; Herrera, Eric; Patz, Nicholas John. Septumization of cellular cores. USP2018049931825.
  10. Butler, Geoffrey Allen; Lan, Justin Honshune; Gerken, Noel T.; Duschl, Garry M.; Day, Benjamin Julius. Septumization of honeycomb sandwiches. USP2017059643392.
  11. Porte,Alain; Lalane,Jacques. Sound attenuation panel comprising a resistive layer with reinforced structural component. USP2009027484592.
  12. Koike, Masaru; Kimura, Tomoaki; Iizumi, Masato. Soundproof panel and soundproof structure. USP2013038387747.
  13. Sparks, Amy; Pastrick, Todd W.. Transparent acoustical laminate wall system and method of forming same. USP2010077757810.