| 摘要 |
<p>PROBLEM TO BE SOLVED: To permit delicate sense adjustment of a swing of an individual by the fact that a golf club head can be manufactured by one piece and a user of a golf club can easily change weight balance even after buying. SOLUTION: A golf club 2 in which the shape of a golf club head 1 is formed by an approximately trigonal pyramid structure body and is in a skeleton form of an approximately trigonal pyramid so that the approximately trigonal pyramid structure body has a cavity portion, and one face in an approximately trigonal pyramid in the skeleton form is formed as a face 6 employed for striking a ball, wherein the centroid position of the club head 1 can be changed by making removable the weight balance within the cavity of the golf club head 1 by forming faces, which are removable in a form covered by a thin film-like light weight material, except for the face 6 area.</p> |
