PROBLEM TO BE SOLVED: To provide an intake lip with radio wave absorption performance by a lightweight and simple configuration.SOLUTION: The intake duct includes an intake port provided in an aircraft and opened forward of an airframe. In the intake lip 10 of the intake duct, a radio wave absorber L is provided at the surface of a core material 11 formed in a tapered shape. The radio wave absorber L is a lamination in which a foam layer L2 comprising radio wave permeable foam and a dielectric loss material layer L3 comprising a dielectric body having high-dielectric constant are laminated in this order from an inner layer side.

    【課題】軽量かつ簡便な構成でインテークリップに電波吸収性能を具備させる。【解決手段】インテークダクトは、航空機に設けられ、機体前方に向かって開口する吸気口を有する。インテークダクトのインテークリップ10には、先細り状に形成されたコア材11の表面に電波吸収体Lが設けられている。電波吸収体Lは、電波を透過させる発泡体からなる発泡体層L2と、高誘電率の誘電体からなる誘電損失材層L3とが、内層側からこの順に積層されたものである。【選択図】図2


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    Title :

    INTAKE DUCT


    Additional title:

    インテークダクト


    Contributors:

    Publication date :

    2015-10-01


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B64D Ausrüstung für Flugzeuge , EQUIPMENT FOR FITTING IN OR TO AIRCRAFT / F41H Panzerung , ARMOUR / H01Q Antennen , ANTENNAS, i.e. RADIO AERIALS / H05K PRINTED CIRCUITS , Gedruckte Schaltungen



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