发明名称 Learning aid for tennis or square player - assists in execution of forehand and back-hand strokes
摘要 The learning aid can be attached to the handle of a tennis or squash racket. The learning aid assists in the execution of one-handed forehand and backhand strokes by means of a fixing element (7) which is attached to the racket handle and this element (7) is attached to the player's free hand by a strap (4). The fixing element (7) consists of a flexible rubber tube which can be slid along the handle of the racket (18). The free end of the strap is attached to a grip (6) which is held in the player's free hand. USE - Tennis and squash.
申请公布号 DE4016588(A1) 申请公布日期 1991.11.28
申请号 DE19904016588 申请日期 1990.05.23
申请人 GROSSMANN, HANS, 6906 LEIMEN, DE 发明人 GROSSMANN, HANS, 6906 LEIMEN, DE
分类号 A63B69/38 主分类号 A63B69/38
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