Cutting tool and tool body
US10213851B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jun 3, 2015 |
| Grant date | Feb 26, 2019 |
| Priority date | — |
| Expiry date | Aug 16, 2035 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23C2210/168
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A cutting tool including: a tool body (2) provided with an insert support seat (5) including a major seat surface (5a) that supports a bearing surface of a cutting insert, a plurality of seat side surfaces (5b, 5c) that supports side surfaces of the cutting insert at different positions, and a thinned portion (5d) continuous with the major seat surface and the seat side surfaces; and a cutting insert attached to the insert support seat, wherein a ridge at a position where the major seat surface and the thinned portion intersect, a ridge at a position where the seat side surface and the thinned portion intersect, and a ridge at a position where the thinned portions continuous with each other intersect are each formed of a convex arc curved surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.