Process and means for seaming and cutting off a wrapping film
US4993209A · kind A · utility
29Cited by
4References
12Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 13, 1990 |
| Grant date | Feb 19, 1991 |
| Priority date | — |
| Expiry date | Apr 13, 2010 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65B2210/18
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
In a process and apparatus for seaming and cutting off a wrapping film wrapped about a product, a wrapping film holder moves the wrapping film against the film already wrapped about the product. Then, hot air from within the film holder is blown against the wrapping film for seaming and cutting off the film.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.