Katten Muchin Rosenman LLP
Footwear
There is provided a footwear capable of efficiently removing vibrations of specific frequencies that could propagate to the human body upon landing during running or walking. A footwear includes a sole; an upper connected to an upper-side perimeter region of the sole; and a vibration absorbing unit which absorbs vibration generated by an impact upon landing. The vibration absorbing unit includes a platy flexible support portion which has a smaller rigidity in the vertical direction than in the horizontal direction, and a weight portion provided in the support portion. The support portion is fixed to the sole or the upper, surrounding a perimeter of the weight portion.
ASICS CORPORATION
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A43B A43B A43B A43B A43B A43B A43B
inventional additional additional inventional inventional additional inventional
Katsunori Tsuyoshi Yutaro Sho Koki Shigeyuki
Yagyu Nishiwaki Iwasa Takamasu Matsuo Mitsui