| 摘要 |
<p>The present invention relates to a dimple structure of a golf ball. The dimple structure of a golf ball is characterized in that a plurality of concave dimples are formed on the outer circumferential portion of the golf ball and at least one of the protruded portion and depressed portion is formed on the whole or part of said side section of the dimple. By the dimple structure of the present invention, the flying distance of the golf ball is improved by changing the air flow in the dimples of the golf ball.</p> |
