Packaging unit for continuously producing sealed packages, containing pourable food products, from a tube of packaging material
US6085495A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jun 15, 1998 |
| Grant date | Jul 11, 2000 |
| Priority date | — |
| Expiry date | Jun 15, 2018 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29L2031/7166
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A packaging unit (1) for continuously producing aseptic sealed packages (2), containing a pourable food product, from a tube (14) of packaging material filled with the food product; the unit (1) has a first and second chain conveyor (10, 11) respectively having a number of jaws (12) and a number of counter-jaws (13), which interact with and grip the tube (14) to heat-seal the tube at successive cross sections by means of induction heating elements (29) on the jaws (12); and each counter-jaw (13) has a push bar (35) fitted to a main body (20) of the counter-jaw via the interposition of springs (75) defining the gripping pressure exerted on the packaging material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.