Fastener bag and fastener device
US7476030B1 · kind B1 · utility
Assignees
Inventors
Key dates
| Filing date | Sep 18, 2000 |
| Grant date | Jan 13, 2009 |
| Priority date | — |
| Expiry date | May 10, 2021 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D75/68
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A fastener bag includes a packaging bag formed by heat-sealing side parts of a packaging sheet in a butt seam, and a fastening device attached to the inner surface of the packaging bag. The fastening device includes a male fastening member and a female fastening member. The male fastening member is disposed on one side of the heat-sealed butt seam of the packaging bag, and the female fastening member is disposed on the other side of the heat-sealed butt seam of the packaging bag so as to be engage with the male fastening member, and a tear-facilitating means is interposed between the male and the female fastening member. The fastener bag is capable of being opened and of being reclosed, and is suitable for use on an automatic filling and packaging machine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.