Device to actively control the vibrations of an articulated arm to pump concrete
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United States of America Patent
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Jan 6, 2015
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N/A
app pub date -
Jan 25, 2011
filing date -
Jan 26, 2010
priority date (Note) -
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Abstract
The device to actively control the vibrations of an articulated arm consisting of a plurality of segments each comprising at least its own actuator associated with a hydraulic drive circuit including a block valve. At least one of said actuators is associated with an hydraulic control circuit of the vibrations, comprising at least a sensor able to detect the vibrations and/or the position of one or more segments, a processing unit to process the signals of the sensor/sensors and a pump commanded by the electronic command board and cooperating with said block valve. The hydraulic control circuit is associated with the hydraulic drive circuit.
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