Helium balloon
US6325329A · kind A · utility
14Cited by
10References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jun 9, 2000 |
| Grant date | Dec 4, 2001 |
| Priority date | — |
| Expiry date | Jun 9, 2020 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB64B1/40
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
Disclosed is a helium balloon of sufficient volume and buoyancy to allow a human pilot to float above the ground and to glide over the ground. The balloon incorporates several safety features that permit it to be used for recreation, including tethers for keeping the balloon moored to the ground or controlled by a ground crew and various means for deflating the balloon in case of an emergency.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.