Method for forming closure elements with mushroom-shaped cross sections on a heat-shrinkable plastic web
US5419793A · kind A · utility
1Cited by
6References
7Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 22, 1993 |
| Grant date | May 30, 1995 |
| Priority date | — |
| Expiry date | Feb 22, 2013 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T156/1084
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A method and apparatus for wrapping edges of a web around rod inserts to form closure elements or profiles on the web.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.