发明名称 Simplified energy-return shoe system
摘要 A simplified energy-return shoe system includes an energy-return shoe system is disclosed including a shoe portion for containing a user's foot with an upper sole having an upper toe sole area and an upper heel sole area. The upper sole is affixed to a bottom surface of the shoe portion and the upper sole is bendable at a point between the upper toe sole area and the upper heel sole area. A lower sole has a lower toe sole area and a lower heel sole area. The lower sole is bendable at a point between the lower toe sole area and the lower heel sole area. A heel suspension mechanism links the upper heel sole area to the lower heel sole area whereas the upper heel sole area is held in a parallel relationship to the lower heel sole area and the upper heel sole is allowed to move backwards in relationship to the lower heel sole. A device such as a spring is provided for pushing the upper heel sole area away from the lower heel sole area.
申请公布号 US7950166(B1) 申请公布日期 2011.05.31
申请号 US20070833941 申请日期 2007.08.03
申请人 PERENICH STEPHEN 发明人 PERENICH STEPHEN
分类号 A43B13/28;A43B13/14 主分类号 A43B13/28
代理机构 代理人
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