发明名称 Back strengthening device and method
摘要 An apparatus, kit and method for stretching and strengthening the muscles of the lower back and legs of a person. The apparatus includes a backboard and a belt to restrain the person's pelvis. A single cable is provided with sliding handles, a pulley guiding system, and leg supporting slings. In a stretching exercise segment, the handles are slowly pulled by the person to raise the legs and thereby stretch the supporting muscles of the spine. In a strengthening exercise segment, the person's feet are pushed toward the floor against the resistance provided by the muscles of the arms.
申请公布号 US5261865(A) 申请公布日期 1993.11.16
申请号 US19920896075 申请日期 1992.06.02
申请人 BACKSMART INC. 发明人 TRAINOR, EDWARD
分类号 A63B21/00;A63B23/035;A63B71/02;(IPC1-7):A63B21/068 主分类号 A63B21/00
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