The objective of the present invention is to detect abnormal sounds from a steering system which includes a column shaft that rotatably supports a steering wheel, and which steers wheels in accordance with rotation of the column shaft. A microphone disposed facing a column shaft end portion on the steering wheel side of the column shaft is used to measure sound from the column shaft end portion. An abnormal sound detection signal attributable to the steering system is generated from a sound signal output from the microphone.


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    Title :

    METHOD OF DETECTING ABNORMAL SOUND IN STEERING SYSTEM, AND STEERING SYSTEM EVALUATING DEVICE


    Additional title:

    VERFAHREN ZUR DETEKTION VON ABNORMALEM GERÄUSCH IN LENKSYSTEM UND LENKSYSTEMBEURTEILUNGSVORRICHTUNG
    PROCÉDÉ DE DÉTECTION DE SON ANORMAL DANS UN SYSTÈME DE DIRECTION, ET DISPOSITIF D'ÉVALUATION DE SYSTÈME DE DIRECTION


    Contributors:

    Publication date :

    2019-11-27


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    G01H MEASUREMENT OF MECHANICAL VIBRATIONS OR ULTRASONIC, SONIC OR INFRASONIC WAVES , Messen von mechanischen Schwingungen oder Ultraschall-, Schall- oder Infraschallwellen / B62D MOTOR VEHICLES , Motorfahrzeuge / G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES , Prüfen der statischen oder dynamischen Massenverteilung rotierender Teile von Maschinen oder Konstruktionen / G01N Untersuchen oder Analysieren von Stoffen durch Bestimmen ihrer chemischen oder physikalischen Eigenschaften , INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES



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