| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a wood club head for golfers with high head speed preventing a blow-up of a ball and attaining a long carry with strong trajectory. <P>SOLUTION: In this wood club head having a loft angle of not less than 13°, the hosel length is not less than 20 mm, the face progression is set to fall within a range of 12 mm to 16 mm (both exclusive) and the barycenter depth ZG is set to fall within a range of 20 mm to 25 mm (both exclusive). Alternatively, in a wood club head having a loft angle of not less than 13°, the hosel length is not less than 20 mm, the face progression is set to fall within a range of 16 mm to 20 mm (both exclusive) and the barycenter depth is set to fall within a range of 25 mm to 30 mm (both exclusive). <P>COPYRIGHT: (C)2008,JPO&INPIT</p> |
