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Patent Searching and Data


Title:
BRAILLE PAVING BLOCK FOR THE VISUALLY IMPAIRED
Document Type and Number:
WIPO Patent Application WO/2012/128559
Kind Code:
A1
Abstract:
The present invention relates to a braille paving block for the visually impaired, comprising: a block casing on which are formed braille protrusions through the top of which light is able to pass; a solar cell module provided on the upper surface of the block casing such that electrical power is generated by means of sunlight; a storage battery which is provided inside the block casing such that the electrical power generated from the solar cell module is stored; a lighting module which is provided in the block casing to shine light to the outside via the braille protrusions by receiving electrical power from the storage battery; an object detecting sensor which is provided to detect an object approaching the block casing and output a detection signal; a control unit which is provided in the block casing to control the lighting module upon receipt of the detection signal output from the object detecting sensor; and a connecting unit which makes a connection with sufficient power to drive the transmission and receipt of power between the storage battery and a storage battery in another block casing, and effects coupling in such a way that the control unit sends and receives signals between itself and a control unit in the other block casing such that the lighting module is coupled with a lighting module of the other block casing. According to the present invention, inconveniences to the visually impaired are reduced by enhancing their light perception which allows the visually impaired to easily receive information that will be of great aid to visually impaired pedestrians.

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Inventors:
LEE JUNHAN (KR)
Application Number:
PCT/KR2012/002039
Publication Date:
September 27, 2012
Filing Date:
March 21, 2012
Export Citation:
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Assignee:
ROADONE INC (KR)
LEE JUNHAN (KR)
International Classes:
E01C5/00; F21S9/03
Foreign References:
KR20010039670A2001-05-15
JPH09328725A1997-12-22
KR20070021640A2007-02-23
KR200304815Y12003-02-19
Attorney, Agent or Firm:
KIM, JUNGHYUN (KR)
김정현 (KR)
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Claims: