发明名称 Multi-piece solid golf ball
摘要 The present invention provides a multi-piece solid golf ball having very soft and good shot feel, and excellent rebound characteristics and flight performance, when hit by a golfer who swings a golf club at low head speed. The present invention relates to a multi-piece solid golf ball comprising a core consisting of an inner core and an outer core, and at least one layer of cover, whereinthe outer core has a Shore D hardness of 25 to 40 and a thickness of 0.3 to 1.0 mm,the core has a deformation amount of 3.45 to 3.95 mm when applying from an initial load of 98 N to a final load of 1275 N, and has a surface hardness in JIS-C hardness higher than a center hardness in JIS-C hardness by 5 to 20, andthe outmost layer of the cover has a Shore D hardness of 60 to 64.
申请公布号 US6572493(B2) 申请公布日期 2003.06.03
申请号 US20010873223 申请日期 2001.06.05
申请人 SUMITOMO RUBBER INDUSTRIES, LTD. 发明人 OHAMA KEIJI
分类号 A63B37/00;A63B37/04;A63B37/12;(IPC1-7):A63B37/02 主分类号 A63B37/00
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