发明名称 RACKET
摘要 PROBLEM TO BE SOLVED: To provide a racket in which a weight material can be attached/detached without cutting a gut and in which mounting of the weight material is firm.SOLUTION: A first cylinder part 11 is inserted in a gut hole 5, a second cylinder part 12 is inserted in a gut hole 6, and a gut protective material 10 is mounted in a face part 2 in such a way that a belt part 13 is superimposed on the outer periphery of the face part 2. With screwing in of the weight material 20, a projection 15 and a recessed groove 25 are engaged with each other. By turning the weight material 20 reversely and by putting a string S through a slit 14 and detaching it, the weight material 20 can be removed.
申请公布号 JP2013132449(A) 申请公布日期 2013.07.08
申请号 JP20110285648 申请日期 2011.12.27
申请人 BRIDGESTONE SPORTS CO LTD 发明人 NOTAKE TAKAHIRO;MATSUOKA TOYOTAKE
分类号 A63B49/04;A63B51/10 主分类号 A63B49/04
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