Method and apparatus for die necking a metal container
US5713235A · kind A · utility
122Cited by
12References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 29, 1996 |
| Grant date | Feb 3, 1998 |
| Priority date | — |
| Expiry date | Aug 29, 2016 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB21D51/2638
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A method and apparatus for necking an open end of a metal container in which annular grooves are provided on the inner surface of the necking dies to abate sticking of cans in the dies during the necking process.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.