| 摘要 |
<p>PROBLEM TO BE SOLVED: To provide a putter head having a neck part composed of a material having a small specific gravity and a material having a large specific gravity combined with each other to achieve a high design freedom degree. SOLUTION: In this putter head for golf provided with a head body part 1 comprising a face part 20 roughly composed of a flat surface for striking a golf ball, a sole part 21 to be grounded, a blade part 6 at an upper end part of the face part 20 extended from the side of a toe 4 to the side of a heel 5, and an upper surface part formed on the rear side of it, a hosel part 2 to fix a shaft, and a neck part 3 to connect the hosel part 2 to the head body part 1, the head body part 1 is formed of a metal material having a specific gravity of 5.0 or less, and weight parts 7, 8 comprising a metal material having a specific gravity of 10 or more are provided at least on the side of the toe 4 and the side of the heel 5 in the head body part 1 on the back of the blade part 6, and the weight parts 7, 8 are provided on the side of the toe 4 and the side of the heel 5 in the head body part 1 to expose their upper surfaces, sole surfaces, and side surfaces.</p> |
