发明名称 GOLF CLUB HEAD
摘要 <P>PROBLEM TO BE SOLVED: To provide a golf club head suitable for swinging straight when swinging and hitting a ball as straight as possible without complicating the shape of a sole face. <P>SOLUTION: The sole face 14 of a fairway wood 10 includes a projecting rib 20 on the heel 14A side. The rib 20 extends along a direction substantially orthogonal to a face surface 11 and includes an upper end 25 with a width of 4.5-5.0 mm and the maximum height of 2.5-3.0 mm. <P>COPYRIGHT: (C)2012,JPO&INPIT
申请公布号 JP2012105961(A) 申请公布日期 2012.06.07
申请号 JP20110224572 申请日期 2011.10.12
申请人 YAMAHA CORP 发明人 FUJIWARA KUNIYUKI;YAMAMOTO TEI;TSUNODA KOSUKE;SHIBA KENICHIRO
分类号 A63B53/04 主分类号 A63B53/04
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