Roll electrode for use in a seam welding machine
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United States of America Patent
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Feb 12, 1980
Issued Date -
N/A
app pub date -
Jun 15, 1978
filing date -
Jun 15, 1977
priority date (Note) -
Expired
status (Latency Note)
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Abstract
The roll electrode comprises a stator member and a rotor member surrounding the stator member with an annular gap therebetween and a liquid metal is filled in the gap. The liquid metal has a composition consisting of 69.5.+-.5.0 atomic % of Ga, 15.2.+-.1.0 atomic % of In, 6.1.+-.1.0 atomic % Sn, 4.5.+-.0.8 atomic % of Zn, 3.2.+-.0.5 atomic % of Ag and 1.5.+-.0.5 atomic % of Al.
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