| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide a golf club enabling the decrease in a spin amount and the increase in a driving angle compared with a conventional one without lowering the initial speed of a golf ball even if having a same loft angle and a same restitution coefficient in the golf club having a hollow golf club head. <P>SOLUTION: The hollow golf club head 10 is provided with a hollow outer shell body part which forms a hollow outer shell of the golf club head having a face part 12, a side part 16, and a crown part 18, along with a sole part 20. A hosel part 16 where a golf club shaft is inserted and connected is erectingly provided from the sole part 20 on the outside of the hollow outer shell body part separated from the hollow outer shell body part. <P>COPYRIGHT: (C)2005,JPO&NCIPI</p> |
