| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a golf club in which directional properties are stabilized and the sweet spot becomes the widest among conventional clubs and the flying distance is extended by 30-50 yards or more and as impact is thin and feeling is soft when a ball is hit, feeling of fatigue is little and score can be surely improved by forming an air room in the face of the golf club or forming thick parts and thin parts to provide strong parts and weak parts on the face. SOLUTION: An air room 6 is formed on the face 5 to make it to the surface shape of a golf ball 4 and is fitted on the head. In addition, an uneven face prepd. by forming thick parts and thin parts on the face 5 is fitted on the head.</p> |
