Automatic build-up welding machine for track rollers
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United States of America Patent
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-
Sep 26, 1989
Grant Date -
N/A
app pub date -
Oct 26, 1988
filing date -
Oct 26, 1988
priority date (Note) -
Expired
status (Latency Note)
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Abstract
An automatic build-up welding machine for repair of workpieces such as track rollers. The machine requires no operator in charge during the welding operation. The apparatus comprises a device including a pair of guides, and a switch box connected adjustably in position to a welding torch, the switch box housing therein a pair of limit switches for reversing motion of the torch and a swing lever positioned between the limit switches. The apparatus controls the travel of the torch by varying half-cycles of the reciprocable travel thereof.
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