To improve market reproducibility for groove cracks.SOLUTION: A tire testing method includes: a traveling step of rotating a pneumatic tire 100 while the pneumatic tire 100 is exposed to ozone and applied with a load under the atmosphere adjusted to a predetermined temperature; and a stopping step of stopping the rotation of the pneumatic tire 100 while the pneumatic tire 100 is exposed to ozone and applied with a load under the atmosphere adjusted to the predetermined temperature. The tire testing method switches between the traveling step and the stopping step alternately for a predetermined number of times, and changes at least any one of the temperature of the atmosphere and the density of ozone to which the pneumatic tire 100 is exposed between the traveling step and the stopping step.SELECTED DRAWING: Figure 6

    【課題】グルーブクラックについての市場再現性を向上させること。【解決手段】タイヤ試験方法は、所定の温度に調節した雰囲気下で、空気入りタイヤ100をオゾンに露出させて荷重を負荷した状態で空気入りタイヤ100を回転させる走行ステップと、所定の温度に調節した雰囲気下で、空気入りタイヤ100をオゾンに露出させて荷重を負荷した状態で空気入りタイヤ100の回転を停止する停止ステップと、を含み、走行ステップと停止ステップとを所定の回数交互に切り替えると共に、走行ステップと停止ステップとでは、雰囲気の温度と、空気入りタイヤ100を露出させるオゾンの濃度とのうちの少なくともいずれか一方を変化させる。【選択図】図6


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    Titel :

    TIRE TESTING METHOD AND TIRE TESTING DEVICE


    Weitere Titelangaben:

    タイヤ試験方法及びタイヤ試験装置


    Beteiligte:
    KYO KOKIN (Autor:in)

    Erscheinungsdatum :

    2020-10-22


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Japanisch


    Klassifikation :

    IPC:    G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES , Prüfen der statischen oder dynamischen Massenverteilung rotierender Teile von Maschinen oder Konstruktionen / B60C VEHICLE TYRES , Fahrzeugreifen / 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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