An additive friction stir fabrication method and system is described which may be used to
fabricate and join a rib to a metallic substrate or to repair a defect in a metallic substrate …

A solid-state additive manufacturing additive manufacturing system applicable to building up
3D structures, coating and functionalizing surfaces, joining structures, adding customized …

A cast part includes a metallic functional region. The functional region extends in a first
direction from a first side to a second side of the cast part. The cast part has a surrounding …

Additive friction stir methods for joining materials are provided. The methods comprise
providing first and second substrates to be joined; providing a forming plate comprising one …

A tool includes a friction stir welding (FSW) tool, a first body, a second body, and a plurality
of biasing elements. The FSW tool has a rotational axis. The first body is rotationally fixed …

(57) ABSTRACT A method for joining materials using additive friction stir techniques is
provided. The method joins a material to a substrate, especially where the material to be …

(57) ABSTRACT A friction stir welding apparatus includes a probe, a shoul der, a plurality of
air chambers, and a communication part. The probe is pressed to a joint part of a plurality of …

Certain exemplary embodiments can provide a manufacturing method, process, machine,
and/or system for continuously consolidating granular materials, creating new alloys and/or …

A self-reacting friction stir welding (SR-FSW) tool includes a crown shoulder having a central
bore and a pin that extends through the crown shoulder's central bore. The central bore …

B23K20/12—Non-electric welding by applying impact or other pressure, with or without the
application of heat, eg cladding or plating the heat being generated by friction; Friction …