Electrical flash butt welding apparatus
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United States of America Patent
Stats
-
Jan 29, 1991
Grant Date -
N/A
app pub date -
Jan 4, 1990
filing date -
Jan 4, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Apparatus for electrical flash butt welding the ends of metal sheet or strip including a pair of flat faced parallel welding electrodes extending across the full width of the metal sheet or strip, one on each side thereof, and an electrode cleaning device comprising a support assembly having mounted thereon an extendable electrode cleaning means including a cleaning head having a plurality of upward extending cleaning members and a plurality of downwardly extending cleaning members the cleaning head adapted to simultaneously remove dirt and contaminants from the contact surfaces of opposed welding electrodes.
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