公开(公告)号：US20160081520A1

公开(公告)日：2016-03-24

申请号：US14777699

申请日：2013-03-29

Applicant: INTELLECTUAL DISCOVERY CO., LTD.

Inventor： Man-Hyun RYU ,  Dong-Kyu KIM

IPC: A47L1/03

CPC classification number: A47L1/03 ,  A47L2201/04

Abstract: A window cleaning apparatus according to an embodiment of the present invention includes a first cleaning unit and a second cleaning unit attached on opposite surfaces of a window, respectively, through a magnetic field, and moving on the opposite surfaces of a window. The window cleaning apparatus includes a first magnetic module included in the first cleaning unit, a second magnetic module included in the second cleaning unit, and a control part moving or rotating at least one of the first and second cleaning units when the magnetic field between the first and second cleaning units is out of a normal range.

Abstract translation: 根据本发明的实施例的窗户清洁装置包括分别通过磁场安装在窗户的相对表面上并在窗口的相对表面上移动的第一清洁单元和第二清洁单元。 窗户清洁装置包括第一清洁单元中包括的第一磁性模块，包括在第二清洁单元中的第二磁性模块，以及当第一和第二清洁单元之间的磁场在 第一和第二清洁单元在正常范围之外。