Process and system for friction stir welding of a stiffener on an aircraft panel
US9999940B2 · kind B2 · utility
5Cited by
9References
11Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 30, 2013 |
| Grant date | Jun 19, 2018 |
| Priority date | — |
| Expiry date | Aug 30, 2033 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB23K20/1265
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
Process for linear transparency friction stir welding of a flange of a stiffener onto at least one panel for an aircraft, wherein a weld bead is made along the flange of the stiffener and wherein the weld bead extends in cross-section from a first lateral edge to an opposite second lateral edge of the stiffener flange. System for the implementation of the above welding process, which includes three welding heads arranged as a triangle, each of which includes a rotating pin as well as a shoulder extending at the base of said rotating pin.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.