Spring cushioned shoe
US6282814A · kind A · utility
98Cited by
26References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Oct 15, 1999 |
| Grant date | Sep 4, 2001 |
| Priority date | — |
| Expiry date | Oct 15, 2019 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA43B13/183
- WIPO fieldOther consumer goods
- WIPO sectorOther fields
Abstract
A spring cushioned shoe is disclosed. The shoe includes a sole assembly that has a first spring disposed within a vacuity in the heel portion of the assembly, and a second spring disposed within a vacuity in the ball portion of the assembly. The springs are, e.g., wave springs that extend vertically from the upper to the lower internal boundaries of the vacuities.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.