Coated cutting tool
US5879823A · kind A · utility
62Cited by
22References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 12, 1995 |
| Grant date | Mar 9, 1999 |
| Priority date | — |
| Expiry date | Dec 12, 2015 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T407/27
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
A coated cutting tool that has a rake face and a flank face with a cutting edge at the juncture of the rake and flanks faces, a substrate, and a coating bonded to the substrate. The coating has a coating scheme that includes a layer of a Group IVB metal-aluminum alloy applied by physical vapor deposition, and a layer of alumina applied by physical vapor deposition to the layer of the Group IVB metal-aluminum alloy.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.