发明名称 IRON TYPE GOLF CLUB HEAD
摘要 <p><P>PROBLEM TO BE SOLVED: To provide a golf club head having a low center of gravity easy to raise a ball and hard to hit a ball to right direction or slice the ball even though a beginner use. <P>SOLUTION: The iron type golf club head 1 has the face part 2 having the planar face surface 2f and the hosel part 3 connected to the heel side of the above face part 2, and the shaft insert hole 4 is provided through the above hosel part 3. The centroid distance is 28 to 33 mm, the centroid height is 12 to 21 mm, the centroid depth is 5 to 15 mm, and the goose distance is 4 to 15 mm. <P>COPYRIGHT: (C)2003,JPO</p>
申请公布号 JP2003199850(A) 申请公布日期 2003.07.15
申请号 JP20020001540 申请日期 2002.01.08
申请人 BRIDGESTONE SPORTS CO LTD 发明人 SHIMAZAKI HIDEO
分类号 A63B53/04;(IPC1-7):A63B53/04 主分类号 A63B53/04
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