| 发明名称 | Polymer cover layer for golf club face | ||
| 摘要 | A golf club head, comprising a striking surface having an outer cover layer comprising a polyurethane or polyurea having a material Shore D hardness of 40 to 70, a layer thickness of 0.2 to 0.6 mm, and a flexural modulus of 5 to 110 kpsi. | ||
| 申请公布号 | US8979669(B2) | 申请公布日期 | 2015.03.17 |
| 申请号 | US201113330486 | 申请日期 | 2011.12.19 |
| 申请人 | Taylor Made Golf Company, Inc. | 发明人 | Greaney Mark Vincent;Chao Bing-Ling;Kuttappa Sanjay Mukatira |
| 分类号 | A63B53/04 | 主分类号 | A63B53/04 |
| 代理机构 | Klarquist Sparkman, LLP | 代理人 | Klarquist Sparkman, LLP |
| 主权项 | 1. A golf club head, comprising a striking surface having an outer cover layer comprising a polyurethane or polyurea having a material Shore D hardness of 40 to 70, a layer thickness of 0.2 to 0.6 mm, and a flexural modulus of 5 to 110 kpsi and wherein the outer cover layer has a surface roughness Ra of 3 to 10 μm and an abrasion resistance of less than 0.8 g/8 min. | ||
| 地址 | Carlsbad CA US | ||