"Contact-arc welding APPARATUS AND METHOD OF WINDING ITS toroidal power transformers. Author Kanaev Sergei Aleksandrovich

 

It was granted an exclusive license to use the invention in 1999. A patent is not supported since 2009.

 Features: AC, home network via a computer, flat body - a diplomat, weight complete with welding ends and holder - 20 kg. Characteristics of the rake, the regulation of current - smooth (in the unit 35 of electronic components). Spray transfer of metal, not short-circuit arc. There are electronic protection (after completion of patenting). The device can not be burned, tested hundreds of hours in the short-circuit the maximum shock. Possible lifetime warranty. With the device handle is not a professional welder, even a child, the device can work without rights.

 There is a valid sample. Flash demo movie of the apparatus (2,86 mb) at: http://www.filehoster.ru/files/ev9126

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