Title:
WINDOW CLEANING DEVICE
Document Type and Number:
WIPO Patent Application WO/2015/083848
Kind Code:
A1
Abstract:
A window cleaning device, according to the present embodiment, comprises: first and second cleaning units which move while being respectively attached to both surfaces of a window by magnetic force; a first magnetic module included in the first cleaning unit; a second magnetic module included in the second cleaning unit; a cleaning module provided to the first cleaning unit and/or the second cleaning unit; a pressure sensing unit for measuring the pressure applied to the cleaning module; and a control unit for controlling the position of the cleaning module on the basis of the pressure measured by the pressure sensing unit, wherein the first magnetic module and/or the second magnetic module comprise(s) a magnet having a circular cross-sectional shape.
Inventors:
RYU MAN HYUN (KR)
KIM DONG KYU (KR)
KIM DONG KYU (KR)
Application Number:
PCT/KR2013/011103
Publication Date:
June 11, 2015
Filing Date:
December 03, 2013
Export Citation:
Assignee:
ILSHIM GLOBAL CO LTD (KR)
International Classes:
A47L1/12
Foreign References:
| KR20130050558A | 2013-05-16 | |||
| KR200438170Y1 | 2008-01-24 | |||
| KR20130019810A | 2013-02-27 | |||
| KR101241250B1 | 2013-03-15 | |||
| KR20110114370A | 2011-10-19 |
Attorney, Agent or Firm:
DAHAI INTERNATIONAL PATENT AND LAW FIRM (KR)
특허법인 다해 (KR)
특허법인 다해 (KR)
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