Inflation and sealing device for inflatable air cushions
US8454779B2 · kind B2 · utility
6Cited by
10References
25Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 5, 2012 |
| Grant date | Jun 4, 2013 |
| Priority date | — |
| Expiry date | Mar 5, 2032 |
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.