Apparatus for doming can bottoms
US4790169A · kind A · utility
7Cited by
8References
1Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 5, 1988 |
| Grant date | Dec 13, 1988 |
| Priority date | — |
| Expiry date | Feb 5, 2008 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB21D51/26
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A can bottom forming assembly for forming the bottom wall of a can body. A bodymaker punch urges a can bottom wall first against an outer forming ring, then against a middle forming ring, and then against a domer die.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.