发明名称 Balance training device
摘要 A balance training device includes at least one supporting base and at least one plank member. The supporting base includes a plank connecting portion formed with a plank coupling groove that opens upwardly. The plank coupling groove includes a first groove section and a second groove section that intersects the first groove section. The plank member includes a plate portion and a rib structure disposed on a bottom face of the plate portion. The rib structure removably engages the plank coupling groove of the supporting base. The rib structure includes a first rib part to engage the first groove section and a second rib part to engage the second groove section.
申请公布号 US8206275(B2) 申请公布日期 2012.06.26
申请号 US20100819364 申请日期 2010.06.21
申请人 CHANG CHIH-HAO 发明人 CHANG CHIH-HAO
分类号 A63B22/14 主分类号 A63B22/14
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