Method of and apparatus for initiating a welding arc

Details Method of and apparatus for initiating a welding arc Method of and apparatus for initiating a welding arc

B - Operations, Transporting

23

K

B23K 9/10 (2006.01) B23K 9/067 (2006.01)

Patent

CA 2266272

A method and apparatus for initiating a welding arc includes a controller coupled to a power circuit for enabling the power circuit a predetermined time after an arc starter circuit has applied an arc starting signal at the power output of a welding device. The apparatus further includes a protective gas source for providing a protective gas, such as argon or helium, to the welding site. The arc starting signal ionizes the gas to aid in initiating the welding arc.

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