发明名称 TIRE MOLDING PROCESS AND TIRE PRODUCTION PROCESS
摘要 PROBLEM TO BE SOLVED: To secure sufficient adhesion of a side rubber member and a carcass member of a tire by reducing inclusion of air sealed between them. SOLUTION: The side rubber member allocated in a tire side portion is composed of at least a first rubber member 31 arranged in a tire bead side and a second rubber member 32 arranged in a tire tread side. A preset member P is formed by sticking and presetting first rubber members 31 in a heated state respectively on both ends of a carcass member 13 before its winding on a molding drum 1. Then the preset member P etc. are wound up on the periphery side of the molding drum 1, a pair of bead members 20 is arranged, each end of the preset member P is folded back around the pair, and a green tire is molded by conducting sequential sticking etc. of other tire components including the second rubber member 32. COPYRIGHT: (C)2009,JPO&INPIT
申请公布号 JP2009172961(A) 申请公布日期 2009.08.06
申请号 JP20080016613 申请日期 2008.01.28
申请人 BRIDGESTONE CORP 发明人 IWASAKI YOSHIRO
分类号 B29D30/20;B29D30/30 主分类号 B29D30/20
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