发明名称 Elliptical exercise methods and apparatus
摘要 An exercise apparatus has a linkage assembly which links rotation of a crank to generally elliptical movement of a foot supporting member. The linkage assembly includes a first link having a first end rotatably connected to a first rocker link, an intermediate portion rotatably connected to the crank, and a second end rotatably connected to a rearward end of the foot supporting member. An opposite, forward end of the foot supporting member is rotatably connected to a second rocker link. An upper distal portion of the second rocker link is sized and configured for grasping by a person standing on the foot supporting member.
申请公布号 US5895339(A) 申请公布日期 1999.04.20
申请号 US19970953308 申请日期 1997.10.17
申请人 MARESH, JOSEPH D. 发明人 MARESH, JOSEPH D.
分类号 A63B21/22;A63B22/12;A63B23/035;A63B23/04;(IPC1-7):A63B22/00 主分类号 A63B21/22
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