发明名称 Stretching machine
摘要 A stretching machine comprising a seat having a base and a backrest which is pivotally mounted to the base, a first leg platform having a pivot end and a free end, the pivot end being connected to the base of the seat and a second leg platform having a pivot end and a free end, the pivot end being connected to the base of the seat. The stretching machine includes a mechanism for rotating the backrest relative to the seat as well as a mechanism for rotating the leg platforms about their respective pivot ends such that the free ends move in a generally arcuate path.
申请公布号 US5137504(A) 申请公布日期 1992.08.11
申请号 US19910709054 申请日期 1991.06.03
申请人 MANGINI, VINCENT W. 发明人 MANGINI, VINCENT W.
分类号 A61H1/02 主分类号 A61H1/02
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