Apparatus for forming a domed bottom in a can body
US4733550A · kind A · utility
9Cited by
11References
9Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 20, 1987 |
| Grant date | Mar 29, 1988 |
| Priority date | — |
| Expiry date | Feb 20, 2007 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB21D22/30
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
An apparatus for forming a dome in the bottom wall of a can body having a beveled peripheral edge incorporating a floating doming die and pressure ring to compensate for misalignment of the doming die and punch or the can body, and resilient members for restoring the doming die and pressure ring accurately to a normal coaxial central position.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.