Inflation and sealing device for inflatable air cushions
US8128770B2 · kind B2 · utility
52Cited by
9References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 20, 2007 |
| Grant date | Mar 6, 2012 |
| Priority date | — |
| Expiry date | Oct 4, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T156/15
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
The invention is directed to a device for inflating and sealing an inflatable structure, such as inflatable cushions. The device includes an assembly configured for inflating a cushion cavity disposed between first and second layers of a film, and a sealing mechanism that preferably includes a rotary sealing drum, which can include a heat source.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.