Method and apparatus for making a can with a curled end, such can and body
US8671730B2 · kind B2 · utility
5Cited by
9References
15Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Jan 13, 2011 |
| Grant date | Mar 18, 2014 |
| Priority date | — |
| Expiry date | Jan 13, 2031 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D1/165
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A method and apparatus for making a can, such as a paint can, includes the steps of: i. providing a cylindrical body; ii. arranging a piston in a first opening of the cylindrical body for defining the diameter of the opening; and iii. curling a free end of the first opening radially outwardly and axially along the cylindrical body thereby forming a curl.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.