Shock-absorbing device for shoe or shoe pad
US5787609A · kind A · utility
52Cited by
3References
17Claims
0Family size
Inventor
Key dates
| Filing date | Nov 4, 1996 |
| Grant date | Aug 4, 1998 |
| Priority date | — |
| Expiry date | Nov 4, 2016 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA43B21/28
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A footwear shock-absorbing device comprises a main body, at least one shock-absorbing body having a plurality of cavities, and a pliable base equal in number to the shock-absorbing body for sealing off the bottom openings of the cavities such that the pliable base and the cavities form jointly a plurality of the closed air cells capable of alleviating the shock.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.