Patent ID: 7931184
Filing Date: 2011-04-26
Classification: B23K

Abstract:
1. An apparatus for induction friction solid state welding, comprising: a body having a first end, a second end and a work piece receiving bore that extends between the first end and the second end; first securing means for temporarily securing a first tubular workpiece in the work piece receiving bore; second securing means for temporarily securing a second tubular workpiece in the work piece receiving bore; induction heating means; an actuator to move the induction heating means between an operative position within the work piece receiving bore and a stored position withdrawn from the work piece receiving bore; an expandable polyhedron frame that moves the induction heating means between the operative position and the stored position; means for effecting relative movement of the first securing means and the second securing means to bring the first securing means and the second securing means toward and away from each other; and means for effecting relative rotation of the first securing means and the second securing means.