Pillow packaging bag, pillow type packaging body, heat seal bar for pillow packaging machine, and pillow packaging machine
US7780354B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Sep 27, 2005 |
| Grant date | Aug 24, 2010 |
| Priority date | — |
| Expiry date | Jan 12, 2027 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10S383/903
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A pillow packaging bag, a pillow type packaging body, a heat seal bar for pillow packaging machine, and a pillow packaging machine. The pillow packaging bag enabling the suppression of the occurrence of pin holes in a handling step and a transportation course after packaging comprises two lateral seal parts positioned roughly parallel with each other and a contents filling part held by the two lateral seal parts. Damping portions connected to the contents filling portion are formed near both side end parts of the lateral seal part from the border line thereof with the contents filling part near the center part of the lateral seal part toward the lateral seal part.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.