发明名称 Footwear with energy accumulation
摘要 Footwear with energy accumulation is presented. In a first version, the footwear comprises a sole, back, associated therewith, and fixation means coupled with the sole and back for securing a user's foot on the sole. The sole and back are disposed at an initial angle exceeding 90° therebetween, and form a leaf spring, while being arms of the spring. Alternatively, the leaf spring is made separate from the sole and back, having two arms respectively coupled with them. In a second version, the footwear comprises a sole including a frontal portion and a rear portion, the frontal portion is formed as a console spring downwardly bent out and cantileveredly secured to the rear portion, and fixation means for securing the user's foot on the sole, coupled therewith and depressing the front part of the foot against the spring. The portions are disposed at an initial angle therebetween less than 180°.
申请公布号 US2009217551(A1) 申请公布日期 2009.09.03
申请号 US20090378677 申请日期 2009.02.18
申请人 SHIROKIKH MARK RUDOLFOVICH 发明人 SHIROKIKH MARK RUDOLFOVICH
分类号 A43B1/00;A43B13/28 主分类号 A43B1/00
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