Electromagnetically locked contact blade
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United States of America Patent
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-
Dec 10, 1991
Grant Date -
N/A
app pub date -
Mar 9, 1990
filing date -
Mar 9, 1990
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A high voltage ground blade assembly which has a folding member to aid in breaking ice and lowering the force to operate the blade assembly in combination with an electric coil which creates an electromagnetic force to prevent the folding member from moving when the blade assembly is in closed position and the blade assembly is conducting very high short-circuit current.
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