| 摘要 |
<p>A golf club or set of golf clubs include a sole having three surfaces: a positive bounce surface, a trailing sole surface and a crescent surface therebetween. The crescent surface has a generally straight front boundary and a curved rear boundary. Moreover, the crescent surface has a bounce angle such that there is a contact point substantially in the center of the rear boundary of the crescent surface. <IMAGE></p> |
