Method for controlling operating cycle of impact device, and impact device
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United States of America Patent
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Apr 12, 2005
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N/A
app pub date -
Nov 7, 2003
filing date -
May 9, 2001
priority date (Note) -
Expired
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Abstract
A method for controlling the operating cycle of an impact device, and an impact device. Percussion piston position is measured using a sensor (11) from which the measurement data is transmitted to a control unit (12) of the impact device, which in turn controls an electrically driven control valve (10).
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