Midfoot structure of a sole assembly for a shoe
US7886461B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Jul 6, 2007 |
| Grant date | Feb 15, 2011 |
| Priority date | — |
| Expiry date | Jun 6, 2029 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA43B13/183
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A midsole structure of a sole assembly for a shoe improves a ride feeling and stability of the midfoot portion of the sole assembly during running. The sole assembly 1 of the shoe includes an upper plate 3 disposed on an upper side of a midfoot portion M and formed of a hard elastic member, a lower plate 4 disposed under the upper plate 3, wherein the lower plate is formed of a hard elastic member and has a downwardly convexedly curved shape that forms a void S relative to the upper plate, a midfoot outsole 6 attached on a bottom surface 4a of the lower plate 4, having a ground contact surface 6a, and provided discretely in the longitudinal direction from an outsole 5 of a heel portion H and an outsole 7 of a forefoot portion F of the sole assembly 1, and connections 8, 9 provided on front and rear ends of the midfoot portion M and interconnecting the upper plate 3 with the lower plate 4 in the vertical direction.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.