发明名称 Martial arts practice device
摘要 A kicking exercise device includes a frame adapted to be held by a first user. A head portion is carried by the frame through a coil spring. When a blow is delivered by a second user, the head portion deflects relative to the frame.
申请公布号 US7052443(B2) 申请公布日期 2006.05.30
申请号 US20030386727 申请日期 2003.03.12
申请人 PHILLIPS JUSTIN W 发明人 PHILLIPS JUSTIN W.
分类号 A63B69/00 主分类号 A63B69/00
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