Packaging apparatus, heat sealer and heat sealer module
US12157591B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 5, 2023 |
| Grant date | Dec 3, 2024 |
| Priority date | — |
| Expiry date | Apr 20, 2043 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65B2051/105
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A heat sealer module for a heat-sealing station of a packaging apparatus has a sealing belt for contacting a terminal portion of semi-sealed packages and for guiding the terminal portion of the semi-sealed packages along a main movement direction; the heat sealer module also has a first driving belt and a second driving belt to assist in accompanying the packages in proper position for sealing. A heat sealer having opposed heat sealer modules. A packaging apparatus for heat sealing packages having a vacuum chamber with an elongated opening and a conveyor for receiving semi-sealed packages and for moving the semi-sealed packages relative to the vacuum chamber is disclosed. The packaging apparatus includes evacuation means for evacuating gas present in the semi-sealed packages and forming evacuated semi-sealed packages. The packaging apparatus includes the heat sealer for heat sealing the terminal portion of each evacuated semi-sealed package thereby forming heat sealed packages.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.