Shoe outsole
US4494320A · kind A · utility
Assignee
Inventor
Key dates
| Filing date | Nov 18, 1982 |
| Grant date | Jan 22, 1985 |
| Priority date | — |
| Expiry date | Nov 18, 2002 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA43B13/223
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
An outsole (10) for incorporation in a shoe or the like includes a generally shoe-shaped member of rubber-like material lower portion (14) contiguous with the lower surface of having an upper surface and a ground contacting bottom surface (19), the bottom surface (19) having a pair of depressed regions (21), (25) therein positioned for alignment with the heel and the ball of the foot, the bottom surface (19) surrounding the depressions (21), (25) and extending therebetween for supporting the foot about the ball and heel and in the shank region, respectively. In a preferred embodiment, the depressions (21, 25) are generally oval-shaped and concave, and generally triangular indentations (32) are formed in the bottom surface 19 on either side of the shank region (23), the ground contacting bottom surface (19) thereby presenting the general appearance of a figure eight.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.