Wound roll and closure strip assembly
US5555978A · kind A · utility
10Cited by
61References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Oct 5, 1995 |
| Grant date | Sep 17, 1996 |
| Priority date | — |
| Expiry date | Oct 5, 2015 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65H19/29
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A roll of paper, metal foil, or plastic film is secured against unwinding by a helical adhesive strip wound around the middle of the roll more than 360.degree..
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.