To provide an ultrasonic sensor constituted so as to be mounted in a vehicle body component, in which the occurrence of performance degradation due to the ingress of water arising from rainfall, etc., in a vehicle-mounted state is satisfactorily suppressed.SOLUTION: An ultrasonic sensor (1) comprises a sensor body (2), a cushion member (5), a retainer part (6), and a waterproof seal (7). The sensor body includes an ultrasonic microphone (3) and a microphone support part (4). The cushion member covers a protrusion (31) of the ultrasonic microphone. The retainer part holds a sandwiching part (54) on the substrate side between the outer circumference of the ultrasonic microphone and itself, while causing an exposure portion (53) at an axial tip of the cushion member to be exposed. The waterproof seal shuts a gap between a vehicle body component (V3) and the exposed portion of the cushion member in a vehicle-mounted state.SELECTED DRAWING: Figure 2

    【課題】車体部品に装着されるように構成された超音波センサにおいて、車載状態での降雨等による浸水に伴う性能悪化の発生を、良好に抑制可能な構成を提供する。【解決手段】超音波センサ(1)は、センサ本体(2)と、クッション部材(5)と、リテーナ部(6)と、防水シール(7)とを備える。センサ本体は、超音波マイクロフォン(3)と、マイクロフォン支持部(4)とを有する。クッション部材は、超音波マイクロフォンにおける突出部(31)を被覆する。リテーナ部は、クッション部材の軸方向における先端側の露出部(53)を露出させつつ基端側の被挟持部(54)を超音波マイクロフォンにおける外周面との間で挟持する。防水シールは、車載状態にて、車体部品(V3)とクッション部材における露出部との隙間を閉塞する。【選択図】図2


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    Titel :

    ULTRASONIC SENSOR


    Weitere Titelangaben:

    超音波センサ


    Beteiligte:
    UEDA KEISUKE (Autor:in) / TSUZUKI TAKEO (Autor:in) / HARADA TAKEHITO (Autor:in)

    Erscheinungsdatum :

    2019-06-24


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    G01S RADIO DIRECTION-FINDING , Funkpeilung / B60R Fahrzeuge, Fahrzeugausstattung oder Fahrzeugteile, soweit nicht anderweitig vorgesehen , VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR / H04R LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS , Lautsprecher, Mikrofone, Schallplatten-Tonabnehmer oder ähnliche akustische, elektromechanische Wandler



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