Throwing disc
US8157607B2 · kind B2 · utility
5Cited by
6References
23Claims
0Family size
Inventors
Key dates
| Filing date | Sep 22, 2006 |
| Grant date | Apr 17, 2012 |
| Priority date | — |
| Expiry date | Jun 19, 2028 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63H33/22
- WIPO fieldFurniture, games
- WIPO sectorOther fields
Abstract
A throwing disc includes an elliptical, continuous, flexible frame which changes shape during flight. The flexible frame defines a central opening through the thickness thereof. The flexible frame has an arched shape with a height that changes during flight and which defines a three dimensional cavity situated at the bottom side of the frame to provide lift to the throwing disc during flight.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.