发明授权
- 专利标题： Method of making a golf ball with a multi-layer core
- 专利标题（中）： 制造具有多层芯的高尔夫球的方法
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申请号： US09172608申请日： 1998-10-15
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公开(公告)号： US06302808B1公开(公告)日： 2001-10-16
- 发明人: Jeffrey L. Dalton , Herbert C. Boehm , Christopher Cavallaro
- 申请人： Jeffrey L. Dalton , Herbert C. Boehm , Christopher Cavallaro
- 主分类号： A63B3706
- IPC分类号： A63B3706
摘要：
An improved golf ball comprising a center having a first hardness, a first layer surrounding the center, comprised of a second material, a second layer surrounding the first layer, comprised of a third material, a third layer surrounding the second layer, comprised of a fourth material, and a cover of a cover material surrounding the third layer wherein each layer has a different hardness.
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