| 摘要 |
<p>PURPOSE:To provide slender shaped shaft for golf club made of carbon fiber reinforced resin, diameter at large part of which can be made the same as the ones of existing clubs without excessive increase in its weight. CONSTITUTION:A layer 3 made of glass balloon and epoxy resin is placed in designated thickness on the surface of large part 2 of the shaft in the case of shaft for golf club made of carbon fiber reinforced resin.</p> |
