发明名称 RUBBER CRAWLER
摘要 PROBLEM TO BE SOLVED: To provide a rubber crawler which hardly generates a crack on an outer peripheral surface thereof. SOLUTION: Ends 13A, 13B on a width direction center side of lugs 12A, 12B are superimposed on a projection part (a broken line part in Fig.) of a guide jut 16. Since the ends 13A, 13B are superimposed on the projection part of the guide jut having high rigidity, the ends bend less than other portions when the track is wrapped around a sprocket etc, and the concentration of strain at the ends 13A, 13B is prevented. Therefore, the generation of cracks at the ends 13A, 13B of the lugs 12A, 12B can be prevented. COPYRIGHT: (C)2009,JPO&INPIT
申请公布号 JP2008265440(A) 申请公布日期 2008.11.06
申请号 JP20070108990 申请日期 2007.04.18
申请人 BRIDGESTONE CORP 发明人 SHIMOZONO YASUO
分类号 B62D55/253 主分类号 B62D55/253
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