PROBLEM TO BE SOLVED: To provide a simple evaluation method of durability of a tire, mainly with respect to brake heat.SOLUTION: A durability evaluation method comprises: a heating step for heating a tire 2 under dry heat; a dimension change measurement step for, before and after the heating step, respectively measuring dimension of a dimension management portion set to the tire 2; and a durability evaluation step for, based on dimension change of the dimension management portion obtained in the dimension change measurement step, evaluating durability of the tire 2.SELECTED DRAWING: Figure 1
【課題】主にブレーキ熱に対するタイヤの耐久性の、より簡易な評価方法を提供すること。【解決手段】この耐久性評価方法は、上記タイヤ2を乾熱下において加熱する加熱ステップと、この加熱ステップの前後それぞれにおいて、タイヤ2に設定された寸法管理部位の寸法を測定する寸法変化測定ステップと、この寸法変化測定ステップにおいて得られた寸法管理部位の寸法変化に基づいて、このタイヤ2の耐久性を評価する耐久性評価ステップとを含んでいる。【選択図】図1
TIRE DURABILITY EVALUATION METHOD
タイヤの耐久性評価方法
2016-06-30
Patent
Electronic Resource
Japanese
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