Flying toy vehicle
US6811460B1 · kind B1 · utility
10Cited by
14References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 5, 2003 |
| Grant date | Nov 2, 2004 |
| Priority date | — |
| Expiry date | Aug 5, 2023 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA63H27/12
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
There is provided a rotary aircraft and launching assembly that includes a launching platform, a hub, and a plurality of blades. The launching platform has a funnel-shaped portion. The hub has a cone-shaped portion for being supported by the funnel-shaped portion of the launching platform during at least a launching of the rotary aircraft. The plurality of blades extends generally outwardly from the hub for generating lift.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.