| 摘要 |
<p>A racket frame for fastening with a grip to form a ball game racket, comprises a body comprising an endless head and a shaft extended from the head for the mounting of the grip; and wooden strip fastened to one side of the head of the body. A racket frame for fastening with a grip (12) to form a ball game racket (14), comprises a body (20) comprising an endless head (21) and a shaft (22) extended from the head for the mounting of the grip; and wooden strip (30) fastened to one side of the head of the body. The racket frame is made by putting an elongated wooden strip in a cavity of a die, and at the same time preparing multiple layers of resin-immersed fiber cloth (24) and winding the multiple layers of resin-immersed fiber cloth into a tube having an axially extended receiving chamber and putting the tube in the cavity of the die, and applying a fluid into the chamber by a predetermined pressure to expand the tube and to force the periphery of the tube into close contact with a periphery of the cavity, causing the tube to be formed into a racket frame body having an endless head and a shaft, which racket frame body joins the wooden strip and forms with the wooden strip the desired racket frame.</p> |
