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SII MegaDiamond
Provo, UT US
| SII MegaDiamond Patent applications | ||
| Patent application number | Title | Published |
|---|---|---|
| 20100219230 | EXPANDABLE MANDREL FOR USE IN FRICTION STIR WELDING - A mandrel that provides a counter-force to the pressure exerted on the outside of a pipe or other arcuate surface by a friction stir welding tool, wherein the mandrel is expandable through the use of a wedge, and wherein the mandrel enables multiple friction stir welding heads to simultaneously perform welding on the arcuate surface. | 09-02-2010 |