Cutting tool
US12186815B2 · kind B2 · utility
0Cited by
12References
14Claims
0Family size
Assignees
Inventors
Key dates
| Filing date | Jun 17, 2021 |
| Grant date | Jan 7, 2025 |
| Priority date | — |
| Expiry date | Jun 17, 2041 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23C2226/315
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A cutting tool rotates about a rotation axis, and includes a tip end portion. The tip end portion includes a partially spherical surface that is brought into contact with a workpiece. The surface is provided with a plurality of recesses disposed apart from each other. An opening edge of each of the plurality of recesses constitutes a cutting edge.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.