发明名称 |
Short distance golf ball and production thereof. |
摘要 |
<p>A one-piece short distance golf ball consists of a moulded mixture of a foamed thermoplastic polymer and a filler material and has an increasing density gradient from the centre to the surface. The ball is formed by injecting a mixture of thermoplastic polymer, filler material and chemical blowing agent into a golf ball mould cavity, holding the mixture in the mould cavity for a time, removing the ball, and then quenching it in water.</p> |
申请公布号 |
EP0154735(A2) |
申请公布日期 |
1985.09.18 |
申请号 |
EP19840303514 |
申请日期 |
1984.05.24 |
申请人 |
MACGREGOR GOLF COMPANY |
发明人 |
PUCKETT, TROY L.;CADORNIGA, LAURO C. |
分类号 |
B29C39/42;A63B37/00;A63B37/04;A63B43/00;A63B45/00;B29C43/52;B29D99/00;B29K105/04;B29L31/54;(IPC1-7):A63B37/02 |
主分类号 |
B29C39/42 |
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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