Fill port for a balloon
US9643707B1 · kind B1 · utility
4Cited by
15References
18Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 25, 2016 |
| Grant date | May 9, 2017 |
| Priority date | — |
| Expiry date | Apr 25, 2036 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB64B1/62
- WIPO fieldTransport
- WIPO sectorMechanical engineering
Abstract
A system for filling balloons with lift gas is provided. The system includes apparatus for use with a balloon envelope of a balloon. This apparatus includes a main body having first and second portions. The first portion has a fill port and a hollow tube portion in communication with the fill port. The second portion has a surface and is insertable into a predefined opening in the balloon envelope. The surface of the second portion is configured to attach to an inner portion of the balloon envelope when the second portion is inserted in the predefined opening.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.