摘要 |
<p>PROBLEM TO BE SOLVED: To provide a golf club wherein the batting sound thereof can be easily caught. SOLUTION: A logarithmic damping factorδof the batting sound of the golf club is specified as: 0<δ<=0.02, and the maximum value of sound pressure level is set in a frequency region from 1000 Hz or more to less than 6000 Hz.</p> |