Glass window cleaning device and a control method therefor
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United States of America Patent
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Dec 22, 2015
Grant Date -
Jan 17, 2013
app pub date -
Nov 4, 2010
filing date -
Apr 9, 2010
priority date (Note) -
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Abstract
Provided are a window cleaning apparatus and a method of controlling the same. The window cleaning apparatus including first and second cleaning units which are respectively attached on both surfaces of a window using a magnetic force to move together with each other includes a first magnetic module provided in the first cleaning unit, a second magnetic module provided in the second cleaning unit, a magnetic force detection part for detecting a magnetic force between the first and second magnetic modules, and a magnetic force control part for controlling the magnetic force between the first and second magnetic modules.
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