Inflation and sealing device with rotary cutter
US9067378B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jul 1, 2009 |
| Grant date | Jun 30, 2015 |
| Priority date | — |
| Expiry date | Jun 24, 2030 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T156/12
- WIPO fieldTextile and paper machines
- WIPO sectorMechanical engineering
Abstract
An inflatable-cushion inflation and sealing device is disclosed. The device includes an inflation assembly configured for inflating with a fluid a cushion cavity disposed between first and second layers of film. The inflation assembly includes a fluid conduit configured for longitudinal reception between first and second overlapping portions of an inflation channel adjacent to and in fluid communication with the cushion cavity. The device further includes a cutting element disposed proximate the fluid conduit and configured and 10 oriented to cut open inflation channel by a cutting motion that includes rotation thereof. Also, the device includes a sealing assembly configured to seal the overlapping portions to each other and to form a longitudinal seal configured to seal the fluid in the cushion cavity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.