Skateboard
US4337961A · kind A · utility
31Cited by
10References
3Claims
0Family size
Inventors
Key dates
| Filing date | Nov 16, 1979 |
| Grant date | Jul 6, 1982 |
| Priority date | — |
| Expiry date | Nov 16, 1999 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63C17/10
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A skateboard includes conventional carriages and axles supported on the underside thereof. Each axle has a truck pivotally supported on either end and each truck includes front and rear wheels. Each of the four trucks is pivotal independently of each of the others and is spring biased in an intermediate position. An endless belt passes around and is supported by the wheels on each of the four trucks.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.