Steel rule die and method
US5333519A · kind A · utility
21Cited by
34References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 11, 1993 |
| Grant date | Aug 2, 1994 |
| Priority date | — |
| Expiry date | May 11, 2013 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T83/0414
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A steel rule die set and method for cutting and scoring sheet material in which the male cutting and scoring die has a steel rule with knife and scoring edges secured firmly in a metal face plate having retaining laser cut openings and a complementary female counter plate having a metal plate with laser cut score lines in juxtaposition to the steel rule score edges.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.