| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a driver which can attain an accurate meeting rate to the same degree as with a short type of driver while it assures an increased flying distance to a great extent by selecting a shaft length to meet a specific inequality in compliance with the weight of the head. SOLUTION: A golf wood club has a loft angle of 16 deg. or less, a height of face of 40mm or more, a head volume V of 270-450ml, a head weight G of 160-190g, and a shaft length S of 120cm or more, wherein the length S meets the condition expressed by the inequality 298-1.023G<=S<315.8-1.023G.</p> |
