Rupturable can member as well as method and apparatus for its production
US4915562A · kind A · utility
3Cited by
4References
3Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 26, 1988 |
| Grant date | Apr 10, 1990 |
| Priority date | — |
| Expiry date | Jul 26, 2008 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D17/464
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A rupturable can member (10) of sheet metal has a pair of scorings (16) which define a tearing strip (18) laterally. Welded onto the tearing strip (18) is a tongue (20) which has a thickened portion (24) at its welded-on end (22). This thickened portion is formed by a margin folded back towards the other free end (26) of the tongue (20).
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.