发明名称 Co-injection molded double covered golf ball
摘要 The present invention is directed towards a multi-layered golf ball, at least the inner cover having multiple layers formed by a sandwich injection molding process, wherein each multi-layered cover comprises an inner layer and an outer layer of a first material and an intermediate layer therebetween of a second material. The materials having different properties. An embodiment of the invention includes both covers being multi-layered formed by the sandwich injection molding process.
申请公布号 US6676541(B2) 申请公布日期 2004.01.13
申请号 US20020055232 申请日期 2002.01.23
申请人 ACUSHNET CO 发明人 CAVALLARO CHRISTOPHER;JORDAN MICHAEL D
分类号 A63B37/00;A63B37/06;A63B37/12;A63B45/00;C08L101/00;(IPC1-7):A63B37/06 主分类号 A63B37/00
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