Friction stir welding method
US8052033B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Mar 22, 2010 |
| Grant date | Nov 8, 2011 |
| Priority date | — |
| Expiry date | Mar 22, 2030 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB29C66/322
- WIPO fieldOther special machines
- WIPO sectorMechanical engineering
Abstract
A friction stir welding method includes providing a joining tool including a friction surface; providing a first workpiece and a second workpiece; arranging the first workpiece and second workpiece in position with a first joining surface abutting a second joining surface, a friction surface of a joining tool resisting at least one of the first treating surface and the second treating surface; positioning, rotating and moving the joining tool to rub and stir at least one of the first workpiece and the second workpiece, thus plasticizing at least part of the first workpiece and the second workpiece to join the first workpiece and the second workpiece.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.