| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a golf club head which generates a higher-pitched impact sound despite its increased head volume. <P>SOLUTION: A hollow golf club head includes a face portion, a crown portion, and a sole/side portion including a sole portion and a side portion. The sole/side portion includes a thin region formed to traverse at least the sole portion from the toe side to the heel side, and thick regions formed on the side of the face portion and the back side, respectively, with respect to the thin region to be adjacent to the thin region. The golf club head further includes a rib which extends from the toe side to the heel side only in the thin region of the thin region and the thick region, and is connected to the side portion on the toe side and the side portion on the heel side. <P>COPYRIGHT: (C)2012,JPO&INPIT |
