发明名称 Golf ball
摘要 In a golf ball having a large number of dimples formed on the surface thereof, the dimples comprise circular dimples 2 and oval dimples 3 in flat configurations thereof. The total of the oval dimples is set to more than 20% of the total of the dimples. All the dimples are arranged in such a manner that an average intersection acute angle delta made between a line connecting the center of each oval dimple and a pole of the golf ball with each other and a major axis of each oval dimple is set in a range of 0</= delta </=80 DEG .
申请公布号 US5722903(A) 申请公布日期 1998.03.03
申请号 US19960584363 申请日期 1996.01.11
申请人 SUMITOMO RUBBER INDUSTRIES, LTD. 发明人 MORIYAMA, KEIJI;IWAMI, SATOSHI
分类号 A63B37/00;(IPC1-7):A63B37/14 主分类号 A63B37/00
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