发明名称 Exercise machine
摘要 An exercise machine having a support base to which three support beams are pivotally mounted. The outside support beams are extendible. The center beam is pivotally mounted to a seat and a seat back. The outside beams are mounted to the seat and the seat back, respectively. A leg pivotally depends from the seat, A fork element with pivotally mounted arms at the distal ends thereof is pivotally mounted to the base. Three resistance bands are positioned on the pivotally mounted arms. The assembly is capable of relative pivotal motion between components to collapse the assembly for storage and portability. Expanded, the seat, the seat back, the depending leg and the fork structure with the arms are capable of pivotal motion relative to one another to position the various components for different modes of exercise.
申请公布号 US5906566(A) 申请公布日期 1999.05.25
申请号 US19970800876 申请日期 1997.02.14
申请人 WHITCOMB, TRACY L. 发明人 WHITCOMB, TRACY L.
分类号 A63B21/00;A63B21/055;A63B23/00;(IPC1-7):A63B21/02 主分类号 A63B21/00
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