Shear knife
US9789551B2 · kind B2 · utility
0Cited by
19References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 28, 2014 |
| Grant date | Oct 17, 2017 |
| Priority date | — |
| Expiry date | Aug 28, 2034 |
Classification
- Technology area (CPC E)Fixed Constructions
- CPC primaryE02F3/965
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A metal shearing tool demonstrating improved fatigue life having a body; an edge of the body having a first surface and a second surface; a cutting surface disposed between the first surface and the second surface. The edge has at least one of a curved profile surface, a radiused cutting surface, and a substantial absence of finish marks substantially parallel with the cutting surface on all surfaces of the edge.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.