Arrangement for relative displacement of a current collector relative to a trolley wire
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United States of America Patent
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Sep 28, 2004
Grant Date -
Aug 28, 2003
app pub date -
Jan 24, 2003
filing date -
Jan 25, 2002
priority date (Note) -
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Abstract
Arrangement for the relative relocation of a current collector relative to the trolley wire includes an electric drive coupled to a pivoting shaft of the current collector pressed against the trolley wire by force of a spring; with a rapid-action lowering unit in the form of a piston-cylinder aggregate integrated into a actuating member and provided in the form of an energy storage reservoir under pressure, so that the energy storage and the electrical drive are coupled with a sensor coupled to the current collector.
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