Patterned cut pouch forming machine, and method
US11440692B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 18, 2021 |
| Grant date | Sep 13, 2022 |
| Priority date | — |
| Expiry date | Mar 14, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65B2009/047
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
Apparatus for forming product containing pouches from a travelling web of adhered films includes a film support surface, including a plurality of mold configurations, and a film retention chamber in the film support surface preceding and trailing each of the mold configurations. A vacuum system applies vacuum to the mold configurations and film retention chambers to form product containing pockets and to secure the film in the film retention chambers. Separation blades in synchronous register with the mold configurations separate the pouches from the travelling web. In one form the film support surface comprises a rotary forming drum and a rotary blade drum includes the separation blades.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.