Title:
WINDOW CLEANING APPARATUS AND CONTROL METHOD THEREFOR
Document Type and Number:
WIPO Patent Application WO/2014/157759
Kind Code:
A1
Abstract:
A window cleaning apparatus according to the present embodiment comprises a first cleaning unit and a second cleaning unit moved while being attached to both surfaces of a window by a magnetic force; a first magnetic module included in the first cleaning unit; a second magnetic module included in the second cleaning unit; and a controller for moving or rotating at least one of the first and second cleaning units when the magnetic force between the first and second cleaning units deviates from a range corresponding to a normal state.
Inventors:
RYU MAN HYUN (KR)
KIM DONG KYU (KR)
KIM DONG KYU (KR)
Application Number:
PCT/KR2013/002642
Publication Date:
October 02, 2014
Filing Date:
March 29, 2013
Export Citation:
Assignee:
INTELLECTUAL DISCOVERY CO LTD (KR)
International Classes:
A47L1/03; A47L1/02
Foreign References:
| KR20110114370A | 2011-10-19 | |||
| KR200438170Y1 | 2008-01-24 | |||
| KR20050061242A | 2005-06-22 | |||
| KR101241250B1 | 2013-03-15 | |||
| KR20070037759A | 2007-04-09 |
Other References:
See also references of EP 2979599A4
None
None
Attorney, Agent or Firm:
C.M. PATENT & LAW FIRM, LLP. (KR)
특허법인청맥 (KR)
특허법인청맥 (KR)
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