Wheeled tool speeds tack-welding operations. Spotwelds foil to parts in preparation for brazing. Includes electrode wheel rolling across foil. Welding current in electrode pulsed as electrode moves along, making series of uniformly-spaced low-current spot welds.
Rolling Spot Welder
NASA Tech Briefs ; 14 , 9
1990-09-01
Miscellaneous
No indication
English
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