Method of making a steel rule die
US5211084A · kind A · utility
13Cited by
33References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 8, 1992 |
| Grant date | May 18, 1993 |
| Priority date | — |
| Expiry date | May 8, 2012 |
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.