发明名称 |
Method of making golf balls having a protrusion center |
摘要 |
The present invention provides a method of making a golf ball with an interior layer having a plurality of outwardly extending protrusions. A plurality of protrusion depressions are machined or otherwise formed on an inner surface of a mold. A center assembly is molded within the mold cavity. The center assembly may be a core comprising a plurality of protrusions on its outer surface or an intermediate layer comprising a plurality of protrusions disposed about a spherical core. A single or multi-layered cover is disposed about the center assembly having the plurality of protrusions.
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申请公布号 |
US2003001309(A1) |
申请公布日期 |
2003.01.02 |
申请号 |
US20000737067 |
申请日期 |
2000.12.14 |
申请人 |
SPALDING SPORTS WORLDWIDE, INC. |
发明人 |
MURPHY DANIEL |
分类号 |
A63B37/00;A63B37/02;C08L23/08;C08L53/00;C08L69/00;C08L75/04;(IPC1-7):B29C33/40;B29C45/14;B29C45/16 |
主分类号 |
A63B37/00 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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