Sheet punching cutter
US4892019A · kind A · utility
6Cited by
4References
19Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 14, 1987 |
| Grant date | Jan 9, 1990 |
| Priority date | — |
| Expiry date | Aug 14, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T83/9418
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A cutter for punching a sheet of material having a fixed block disposed so as to face one side of the sheet, a moving blade disposed at the opposite side of the sheet relative to the fixed block, and a transporting roller disposed inside the moving blade. A punched-out portion is thereby transported along with a punched-remainder portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.