H - Electricity – 01 – F
Patent
H - Electricity
01
F
H01F 27/28 (2006.01) B23K 9/10 (2006.01) H01F 38/08 (2006.01) H01F 29/02 (2006.01) H01F 30/04 (2006.01)
Patent
CA 2462464
An electric arc welder comprising a high switching frequency inverter for driving the primary of an output transformer where the output transformer has a plurality of modules forming the secondary windings of the transformer and each of the modules comprises a first coaxial set of concentric, telescoped tubes separated by a tubular insulator, a second coaxial set of concentric, telescoped conductive tubes separated by a tubular insulator wherein the sets each have an elongated central passage for accommodating the primary and a conductor connecting the tubes into a series circuit. These modules form a transformer for such welder.
Dodge Robert L.
Kooken Todd E.
Gowling Lafleur Henderson Llp
Lincoln Global Inc.
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