| 发明名称 |
MULTI-LAYER CORE GOLF BALL |
| 摘要 |
Golf balls comprising a multi-layer core and a cover are disclosed. The multi-layer core comprises a zero or positive hardness gradient center that is hard relative to an intermediate core layer. The overall core preferably has a zero hardness gradient, a negative hardness gradient, or a positive hardness gradient of up to 20 Shore C units. |
| 申请公布号 |
US2015051018(A1) |
申请公布日期 |
2015.02.19 |
| 申请号 |
US201414522654 |
申请日期 |
2014.10.24 |
| 申请人 |
Acushnet Company |
发明人 |
Sullivan Michael J.;Ladd Derek A. |
| 分类号 |
A63B37/00 |
主分类号 |
A63B37/00 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A golf ball comprising a core and a cover, wherein the core has an overall diameter of from 1.40 inches to 1.62 inches and comprises:
a center having a diameter of from 0.100 inches to 0.950 inches, a center Shore C hardness (Hcenter) of 90 or less, an outer surface Shore C hardness (Hcenter surface) of 75 or greater, wherein Hcenter surface>Hcenter; an intermediate core layer having an outer surface Shore C hardness (Hintermediate) of 85 or less; and an outer core layer having an outer surface Shore C hardness (Houter core) of 80 or greater; wherein Hintermediate<Hcenter surface, Hintermediate<Houter core, and Houter core−Hcenter is from −25 to 40. |
| 地址 |
Fairhaven MA US |
