Packaging machine for packaging products in plastic packaging
US11040795B2 · kind B2 · utility
Assignee
Inventor
Key dates
| Filing date | Apr 25, 2019 |
| Grant date | Jun 22, 2021 |
| Priority date | — |
| Expiry date | Sep 16, 2039 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65B31/04
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
Packaging machine for packaging products in plastic packaging having at least one sealing station for receiving a plastic packaging to be sealed in a reception region within the sealing station. The packaging machine includes a supply line capable to supply a gas to the reception region, a discharge line capable to discharge a gas from the reception region. A valve may be disposed in the discharge line. Further, a vacuum pump may be connected to the discharge line to pump gas out of the reception region through the discharge line valve. A measuring line may be connected to the reception region at a connection point and may be connected to the discharge line in a region between the valve and the vacuum pump via a connecting line. A first shut-off valve may disposed in the connecting line and a second shut-off valve may be disposed in the measuring line.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.