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특허 상세정보

Air inlet noise attenuation assembly

국가/구분 United States(US) Patent 등록
국제특허분류(IPC7판) F02C-007/045   
출원번호 US-0901591 (2007-09-18)
등록번호 US-9194293 (2015-11-24)
발명자 / 주소
출원인 / 주소
대리인 / 주소
    Kinney & Lange, P.A.
인용정보 피인용 횟수 : 0  인용 특허 : 40
초록

An air inlet assembly comprising an entrance region configured to receive an airflow, an exit region configured to output the airflow, and an attenuation region disposed between the entrance region and the exit region. The attenuation region has a cross section aspect ratio of at least about 5-to-1, and comprises acoustic absorbing material.

대표
청구항

1. An air inlet assembly configured for placement in an auxiliary power unit (APU) nacelle in an aircraft, comprising: an entrance region configured to receive an airflow from an intake opening of the aircraft;an exit region configured to output the airflow to the APUan attenuation region disposed between the entrance region and the exit region, the attenuation region being free of segregating splitters and having a cross section aspect ratio of at least 5-to-1, wherein the attenuation region comprises acoustic absorbing material; andone or more support ...

이 특허에 인용된 특허 (40)

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