Roller skate with improved comfort
US5709396A · kind A · utility
5Cited by
9References
22Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 2, 1997 |
| Grant date | Jan 20, 1998 |
| Priority date | — |
| Expiry date | Apr 2, 2017 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63C17/062
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
Roller skate with improved comfort including dampers for damping only the forces that are applied to the wheels along axes that are not at right angles to the frame. It is thus possible to improve foot comfort while maintaining optimum transmission of the efforts of the foot to the wheels.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.