To accurately detect that an operator is touching a detection target.SOLUTION: In a steering wheel 10, an exciter 34 is provided on a spoke core part 28C and a first vibration sensor 36 is provided on a rim core part 24. A controller 40 actuates the exciter 34 and, while vibrating the steering wheel 10, detects a vibration level of a rim part 16 (rim core part 24) by means of the first vibration sensor 36. When a vibration level detected by the first vibration sensor 36 drops by a predetermined amount or larger, the controller 40 determines that a driver has touched the rim part 16. This makes it possible to accurately detect that the driver has touched the rim part 16 of the steering wheel 10.SELECTED DRAWING: Figure 1

    【課題】検出対象に操作者が接触していることを精度よく検出する。【解決手段】ステアリングホイール10には、スポーク芯金部28Cに加振器34が設けられ、リム芯金部24に第1振動センサ36が設けられている。コントローラ40は、加振器34を作動させてステアリングホイール10を振動させながら、第1振動センサ36によってリム部16(リム芯金部24)の振動レベルを検出する。コントローラ40は、第1振動センサ36によって検出された振動レベルが所定以上低下すると、乗員がリム部16に接触したと判定する。これにより、ステアリングホイール10のリム部16に乗員が接触したことを精度よく検出できる。【選択図】図1


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    Title :

    CONTACT DETECTION METHOD AND CONTACT DETECTION DEVICE


    Additional title:

    接触検出方法及び接触検出装置


    Contributors:

    Publication date :

    2019-02-28


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B62D MOTOR VEHICLES , Motorfahrzeuge / H01H Elektrische Schalter , ELECTRIC SWITCHES



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