Friction stir welding tool having a counterflow pin configuration
US7942306B2 · kind B2 · utility
6Cited by
16References
26Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Apr 13, 2007 |
| Grant date | May 17, 2011 |
| Priority date | — |
| Expiry date | Apr 26, 2028 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23K20/1255
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A friction stir welding tool having one or more tapered flats for promoting flow of weld material toward the pin terminus and one or more counter-spiraling channels or threads which for promoting flow of the weld material toward the tool shoulder.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.