发明名称 Footwear and accessory device
摘要 Improved footwear and accessory devices, such as crampons, are disclosed for enhancing the performance of footwear under different conditions and, thus, providing more versatile footwear. The footwear has an outsole flex zone in a forefoot region that flexes during hiking and climbing in various terrains. The footwear also includes toe and heel attachment points for installation of an accessory, such as a crampon and, additionally, includes a midfoot attachment point for mounting of the accessory. The midfoot attachment point is preferably located between the outsole flex zone and the heel attachment point. A forefoot contact mechanism may also be provided in the footwear outsole that interacts with a rigid forefoot contact mechanism of the accessory to enhance the rigidity of the forefoot region when the accessory is mounted. A crampon accessory device for mounting on the footwear is also disclosed.
申请公布号 US2003106243(A1) 申请公布日期 2003.06.12
申请号 US20020295361 申请日期 2002.11.15
申请人 MONTRAIL, INC. 发明人 TUCKER SCOTT L.
分类号 A43B13/26;A43C15/06;(IPC1-7):A43C15/00 主分类号 A43B13/26
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