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Patent Searching and Data

Document Type and Number:
WIPO Patent Application WO/2018/016849
Kind Code:
The present invention relates to an entrance vision blocking device. The present invention is characterized by including a vision blocking lighting device(10) installed at one side of a door frame (1) of a building, in and out of which passing persons are able to pass, in order to irradiate vision blocking light (20) in a visible ray region toward an inner space (2) surrounded by the door frame (1), so that a passing person (3) is able to pass into the inner space (2) while blocking vision between an inside and an outside, with the inner space (2) as a boundary. The present invention may provide a privacy function of visually blocking the inside of a building while allowing a person to pass into a building.

AN, Pil Ho (104-dong 101-ho, 15 Seongnam-ro,Dong-gu, Daejeon, 34582, KR)
Application Number:
Publication Date:
January 25, 2018
Filing Date:
July 18, 2017
Export Citation:
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AN, Pil Ho (104-dong 101-ho, 15 Seongnam-ro,Dong-gu, Daejeon, 34582, KR)
International Classes:
E06B7/28; E06B11/02; F21V33/00; F21Y101/00; F21Y115/30
Attorney, Agent or Firm:
K2B INTERNATIONAL PATENT AND LAW FIRM (303-ho, 220 Cheongsa-ro,Seo-gu, Daejeon, 35209, KR)
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