Shipper bag providing fluid-assisted container evacuation
US10822162B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 2, 2017 |
| Grant date | Nov 3, 2020 |
| Priority date | — |
| Expiry date | Mar 11, 2038 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2231/001
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A shipper bag having at least one fluid chamber to facilitate fluid-assisted container evacuation from a product discharge zone of a product chamber. The product chamber is formed by at least one inner ply, and the least one fluid chamber disposed between the at least one inner ply and at least one second ply. The at least one fluid chamber has at least one seam connecting the at least one inner ply to the at least one second ply such that, when in the inflated state, the at least one seam comprises a first seam that extends from a location proximate the product discharge zone to a location proximate a location opposite the discharge zone. The bag may have two or more fluid compartments.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.