Patent ID: 7781708

Claim:
A system for inductively heating a workpiece, the system comprising: a cradle to support the workpiece, the workpiece having a side face and two end faces; a heating coil which encloses the workpiece, the cradle being located below the workpiece; a heating coil comprising: an upper support bar located above the workpiece; at least one rotation mechanism attached to the upper support bar; a first coil assembly that encloses approximately half of the side face and approximately half of each of the end faces of the workpiece; and a second coil assembly that encloses a remaining portion of the side face and a remaining portion of each of the end faces of the workpiece, wherein an upper end of the first and second coil assemblies are attached to the rotation mechanism; and at least one fastener attached to a bottom end of the first and second coil assemblies, the fastener being adapted to fasten the bottom end of the first coil assembly to the bottom end of the second coil assembly; and a power supply operatively connected to the first coil assembly and the second coil assembly.