Web slitting apparatus having adjustable lower cutting blades
US4759249A · kind A · utility
20Cited by
2References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Sep 22, 1986 |
| Grant date | Jul 26, 1988 |
| Priority date | — |
| Expiry date | Sep 22, 2006 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T83/7876
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
The lower, circular cutters of an apparatus for longitudinally slitting a continuous web are axially adjustable by the provision of a thin film of compressed air between the cutters and the support shaft.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.