PROBLEM TO BE SOLVED: To provide a method useful for appropriately evaluating frictional force of tread rubber of a tire.SOLUTION: An evaluation method for evaluating frictional force of a tire 1 performs: a step S1 of preparing a dynamic coefficient of friction measuring device 11; a step S2 of preparing a first rubber sample 18A cut out from the tire 1 including a surface 1s of the tire 1; a step S3 of measuring a plurality of times dynamic coefficients of friction of the first rubber sample 18A by pressing a surface 18As of the first rubber sample 18A against a target surface 16 for measurement of a dynamic coefficient of friction to move relatively; and a step S4 of examining the number of measurement times until the measured dynamic coefficients of friction become substantially constant.
【課題】タイヤのトレッドゴムの摩擦力等を適切に評価するのに役立つ。【解決手段】タイヤ1の摩擦力を評価するための方法である。この評価方法では、動的摩擦係数測定装置11を準備する工程S1、タイヤ1の表面1sを含むように、タイヤ1を切り出した第1ゴムサンプル18Aを準備する工程S2、第1ゴムサンプル18Aの表面18Asを、動的摩擦係数測定対象面16に押し当てて、相対移動させることにより、第1ゴムサンプル18Aの動的摩擦係数の測定を複数回行う工程S3、及び、測定された動的摩擦係数が実質的に一定になるまでの測定回数を調べる工程S4を含む。【選択図】図2
EVALUATION METHOD FOR FRICTIONAL FORCE OF TIRE
タイヤの摩擦力評価方法
2015-06-11
Patent
Elektronische Ressource
Japanisch
IPC: | B60C VEHICLE TYRES , Fahrzeugreifen / 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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