Hard plate of each of spike shoes for field and track events
US5533282A · kind A · utility
103Cited by
9References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 13, 1995 |
| Grant date | Jul 9, 1996 |
| Priority date | — |
| Expiry date | Feb 13, 2015 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA43B13/223
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A shoe part for running shoes for field and track events wherein each shoe has a sole, a hard plate for a forefoot portion of the shoe sole, including a plurality of columnar projections and a plurality of shorter projecting portions terminating short of the columnar projections on a surface side of the hard plate. The hard plate includes an elastic region projecting from adjacent surrounding surfaces of the hard plate and lying in a central region of the surface side of the hard plate at which maximum compressive load is applied during running.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.