| 摘要 |
An article of footwear includes an upper portion forming a shell, a sole, and a spring extending between the upper portion and the sole. The spring suspends the heel portion of the shell above the rearward portion of the sole and extends around the shell above the heel portion and further extends around the sole at the rearward portion of the sole. The spring has nesting spring portions at each of the medial and lateral sides of the article of footwear, which form hinges forward of the heel portion and the rearward portion at the lateral and medial sides of the article of footwear. |
