Rotary cutting tool comprising two cutting portions having opposed cutting directions
US7600953B2 · kind B2 · utility
1Cited by
15References
10Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 7, 2008 |
| Grant date | Oct 13, 2009 |
| Priority date | — |
| Expiry date | Apr 12, 2028 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T409/30952
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A method of machining a workpiece with a rotary cutting tool extending along a longitudinal axis and including a first cutting portion including a plurality of first helical teeth having a helix direction and being designed to work in a first direction of rotation of the tool. The tool also includes a second cutting portion with a plurality of second helical teeth having, as helix direction, the same helix direction as the first cutting portion and being designed to work in a second direction of rotation of the tool, opposed to the first.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.