发明名称 Elastic resistance exerciser secured at the waist
摘要 The present invention is an elastic resistance exerciser having at least one elastic resistance element secured at the abdomen, preferably at the waist; and most preferably at the sides at the waist. The elastic resistance element comprises two ends between which the elements can be stretched. A first end of the elastic resistance element is secured at the abdomen, preferably at least one side, and more preferably at the waist. A second end of the elastic resistance element can be secured or held at the extremity of a limb. The present invention also includes methods of using the exerciser.
申请公布号 US5129647(A) 申请公布日期 1992.07.14
申请号 US19900633319 申请日期 1990.12.24
申请人 发明人
分类号 A63B21/02;A63B21/055 主分类号 A63B21/02
代理机构 代理人
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