Method for making packing containers
US4129467A · kind A · utility
7Cited by
14References
3Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 20, 1977 |
| Grant date | Dec 12, 1978 |
| Priority date | — |
| Expiry date | Apr 20, 1997 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T156/1038
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A packing container is formed from laminated material including a carrier layer of foamed plastics and has a generally tubular part and an end closure in the form of an end plate, the peripheral area of the latter is sealed to a region of the tubular part of the container at a region where the tubular part is folded in by shrinkage to fit against the underside of the end plate.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.