Package, package manufacturing method and package manufacturing system for carrying out the package manufacturing method
US6860843B2 · kind B2 · utility
7Cited by
16References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 2, 2002 |
| Grant date | Mar 1, 2005 |
| Priority date | — |
| Expiry date | Jul 31, 2022 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB31B70/64
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A pair of superposed laminated films are fed by a web feed unit, and a longitudinal heat-sealing unit and a lateral heat-sealing unit unite together the pair of films by heat-sealing. A notch and tearing incision forming unit forms notches and tearing incisions in the pair of films. A cutting unit cuts the thus processed pair of united films into packages.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.