发明名称 |
Golf club head |
摘要 |
A hollow golf club head includes a face portion, a sole portion, a side portion, a crown portion, and a hozel portion. A main portion of the crown portion is made of a fiber reinforced resin. The fiber reinforced resin portion includes a bulk molding compound (BMC) molded body. At least the face portion, a leading edge of the crown portion continuous with the face portion, and a center portion of the sole portion in a toe-heel direction are made of a metal. Alternatively to this configuration, the face portion may be provided with a metal faceplate, a portion subsequent to the face portion may include a BMC molded body, and a rear portion of the crown portion may include a molded laminate of prepreg sheets. The height of center of gravity may be 24 mm or less. |
申请公布号 |
US8926450(B2) |
申请公布日期 |
2015.01.06 |
申请号 |
US201313904779 |
申请日期 |
2013.05.29 |
申请人 |
Bridgestone Sports Co., Ltd. |
发明人 |
Takahashi Hiroshi;Imamoto Yasunori |
分类号 |
A63B53/08;A63B53/04;A63B49/06 |
主分类号 |
A63B53/08 |
代理机构 |
Sughrue Mion, PLLC |
代理人 |
Sughrue Mion, PLLC |
主权项 |
1. A hollow golf club head comprising a face portion, a sole portion, aside portion, a crown portion, and a hozel portion,
wherein a main portion of the crown portion is made of a fiber reinforced resin and the fiber reinforced resin portion includes a bulk molding compound (BMC) molded body, wherein an average length of fibers included in the BMC molded body is 35 to 80 mm, and wherein at least the face portion, a leading edge of the crown portion continuous with the face portion, and a center portion of the sole portion in a toe-heel direction are made of a metal. |
地址 |
Tokyo JP |