B - Operations – Transporting – 23 – H
Patent
B - Operations, Transporting
23
H
B23H 1/02 (2006.01) B23K 9/10 (2006.01) H02M 1/00 (2006.01) H02M 7/48 (2006.01) H02M 7/5387 (2006.01)
Patent
CA 2420120
A power supply for performing arc-machining operation includes a primary rectifier connected to the commercial AC power source and an inverter coupled to the rectifier. A switching device is provided between the rectifier and the inverter. By controlling the power supplied from the rectifier to the inverter, the switching device prevents a large switching loss from occurring in the inverter.
Doi Toshimitsu
Manabe Haruhiko
Morimoto Keiki
Daihen Corporation
Ogilvy Renault Llp/s.e.n.c.r.l.,s.r.l.
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