| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a putter-type golf club head and a putter-type golf club capable of enhancing an impact feeling while keeping a rolling distance and directionality of a golf ball at a high level. <P>SOLUTION: The putter-type golf club head 1 includes: a face 2 on a front side to hit a golf ball; a head main portion 1A provided with a concave portion 3 on a side of the face 2; and a face insert 1B made of elastic material attached to the concave portion 3 of the head main portion 1A. The face insert 1B has a three-layer structure comprising of a first layer 8 disposed at the front, a third layer 10 disposed at the rear, and a second layer 9 disposed between the first layer 8 and the third layer 10, each of the first layer 8, the second layer 9, and the third layer 10 having a hardness of h1, h2, and h3 and a rebound resilience of r1, r2, and r3, respectively, and the first layer, the second layer, and the third layer satisfying the following relations: h2<h1≤h3, r1>r2, and r1>r3. <P>COPYRIGHT: (C)2012,JPO&INPIT |
