TY - PAT AU - Martínez, Leonardo AU - Penalva, Mari Luz AU - Otaegui, Amaia PY - 2008 UR - http://hdl.handle.net/11556/56 AB - The invention relates to a tool for the friction stir welding of two metal items with a joint angle of less than 180 DEG , comprised of a shoulder and a pin which exits from said shoulder. Said shoulder is wedge-shaped, with two walls forming an... LA - eng TI - Tool for the friction stir welding of two metal items with an angled joint having a pin and a wedge-shaped shoulder (EPO) TY - patent ER -