Patent ID: 9062704
Filing Date: 2015-06-23
Classification: B23P,B25B,F16B

Abstract:
1. A compact, portable resistance heating device, comprising: a compact, portable housing configured to be connected to a source of three-phase alternating current electricity; said compact, portable housing configured to split said three-phase alternating current electricity into separate legs of single-phase alternating current electricity; a step-down transformer secured to said housing and configured to power a controller secured to said housing and configured to control a plurality of receptacles; said receptacles secured to said housing and configured to receive said single-phase alternating current electricity; and a plurality of cartridge heaters configured to respectively output said single-phase alternating current electricity from said receptacles; wherein each of said cartridge heaters includes a cartridge heater cable at one end terminating with a plug configured to be received in one of said receptacles and having a heating element at an opposite end; said heating element of each of said cartridge heaters comprising an internal heating rod constructed of a thermal conducting material surrounded by a dielectric fluid insulator sheathed within an outer casing; wherein said heating element of each of said cartridge heaters is capable of being bent, shaped or coiled; and wherein each of said cartridge heaters provides wattage of up to approximately 2000 watts and amperage between approximately 4 and approximately 30 amps.