Crane control
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United States of America Patent
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Aug 18, 2015
Grant Date -
Aug 14, 2014
app pub date -
Sep 20, 2012
filing date -
Sep 20, 2011
priority date (Note) -
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Abstract
To facilitate the use of a crane, an angle feedback information on a rope angle (θ) of the crane is received, the angle feedback information being measured by means of a sensor at or adjacent to a trolley; and the angle feedback information is corrected by compensating an error caused by a speed change, and processed to provide movement instructions or other control information relating to the crane on the basis of real-time corrected angle information.
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