Friction stir welding improvements for metal matrix composites, ferrous alloys, non-ferrous alloys, and superalloys using a superabrasive tool
US7494040B2 · kind B2 · utility
25Cited by
12References
13Claims
0Family size
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Key dates
| Filing date | Sep 27, 2004 |
| Grant date | Feb 24, 2009 |
| Priority date | — |
| Expiry date | Sep 27, 2024 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23K2103/05
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A friction stir welding system that enables clamping of a pipe to enable friction stir welding around the pipe OD, a movable mandrel that provides a counter-force to the pressure exerted on the outside of a pipe by a tool, and a system for providing friction stir welding and repair inside a nuclear vessel in an underwater environment.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.