Sealing mechanism for a packing machine
US4622798A · kind A · utility
20Cited by
6References
4Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 15, 1985 |
| Grant date | Nov 18, 1986 |
| Priority date | — |
| Expiry date | Apr 15, 2005 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T74/20588
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A low-to-high pressure, fusion-welding, press mechanism for vertical packing machines which seals packed products using packing film. The press mechanism comprises a cylinder, a cylinder rod, a circular disc, a plurality of pairs of levers and a pair of sealing substrates having a pair of sealing blades, these members being interconnected to each other to fusion-weld packed products with said pair of sealing blades under desired sealing pressure.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.