Easy-open container end
US4253582A · kind A · utility
39Cited by
3References
14Claims
0Family size
Inventor
Key dates
| Filing date | Jan 14, 1980 |
| Grant date | Mar 3, 1981 |
| Priority date | — |
| Expiry date | Jan 14, 2000 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D2543/00046
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A plastic easy-open container end including a score line in the end wall with a finger pull tab which pulls the tear strip away from the edge of the end wall toward the center of the can with a pressure knob extending from the pull tab with the knob positioned to be secured in a snap to hold the tear strip open and away from the pour opening.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.