| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a golf practice device which is superior in safety, has an enclosed weight which does not naturally disappear, includes a small number of parts, and is easily manufactured. Ž<P>SOLUTION: A hollowed head is set on the tip end of a grip and weight particles are sealed into the head. A predetermined obtuse angle is set between the grip center and the head center. The head and the shaft are integrally formed with plastic. An opening for injecting the weight particles from the end part of the shaft is set on the end part of the shaft. The opening of the shaft is closed with the grip. An opening is set on a part of the head. The weight particles are sand, pebbles, or metallic particles. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž
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