Pneumatic in-line skate wheel
US5630891A · kind A · utility
31Cited by
15References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 12, 1994 |
| Grant date | May 20, 1997 |
| Priority date | — |
| Expiry date | Dec 12, 2014 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T152/10117
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A pneumatic in-line skating wheel having a tire body and central hub chemically bonded during a polyurethane casting process and further including an annularly encapsulated air bladder centrally spaced within the tire body to provide shock absorption and inflation/deflation means such that the overall tire resiliency may be adjusted, enabling adjustable performance characteristics of the wheel.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.