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Patent Searching and Data


Title:
WINDOW CLEANING ROBOT HAVING ADVERTISEMENT BOARD
Document Type and Number:
WIPO Patent Application WO/2019/066511
Kind Code:
A1
Abstract:
The present invention relates to a window cleaning robot having an advertisement board. The window cleaning robot having an advertisement board comprises: a robot unit which is attached to a window and cleans the window while moving; and an advertisement board which is provided on the robot unit and allows an advertisement to be displayed. The robot unit further comprises on one side a contact socket connecting to the advertisement board and enabling electrical contact. The advertisement board comprises: a case body; a diffusion sheet provided on the inner side of the case body and allowing an LED light to be prevented from being diffusively emitted from a rear surface; a light guide plate positioned on the diffusion sheet and enabling the uniform injection of the LED light irradiating from a lateral surface; an LED provided on the lateral surface of the case body and irradiating the advertisement LED light to the light guide plate; an upper cover covering the top of the case body and allowing fixing of the diffusion sheet and the LED; and a contact connection portion protruding from the floor of the case body and having therein a contact substrate which allows electrical controlling of power and the LED. The contact connection portion of the advertisement board is assembled to the contact socket of the robot unit by means of electrical contact.

Inventors:
LEE, Soon Bok (108-1803, 123 Dongpangyo-ro,,Bundang-Gu, Seongnam-Si, Gyeonggi-do, 13528, KR)
KIM, Dong Kyu (403-1903, 40 Palgong-ro 53-gil,,Dong-Gu, Daegu, 41024, KR)
KIM, Hyun Yun (104-203, 132 Songna-ro 14-gil,,Dong-Gu, Daegu, 41024, KR)
Application Number:
KR2018/011462
Publication Date:
April 04, 2019
Filing Date:
September 27, 2018
Export Citation:
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Assignee:
RF CO., LTD. (702 164, Obong-ro,Buk-Gu, Daegu, 41500, KR)
International Classes:
A47L1/02; G09F13/04; G09F21/00; G09F23/00
Foreign References:
CN105686748A2016-06-22
KR200348199Y12004-04-28
KR20120114672A2012-10-17
JP2000250452A2000-09-14
KR20080017650A2008-02-27
Attorney, Agent or Firm:
BAN, Jung Hyuk (14 Banpo-daero23-gil, Seocho-Gu, Seoul, 06656, KR)
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