Title:
エネルギー低減型発光点字ブロック
Document Type and Number:
Japanese Patent JP6896256
Kind Code:
B2
Abstract:
An energy-saving light-emitting braille block according to an embodiment of the present invention comprises: a block cover in which a plurality of protrusions through which light can be transmitted is formed on the upper surface thereof; a light-emitting module installed inside the block cover to transmit any one or both of green light and red light to the protrusion so that the protrusion displays any one color of green, red, and yellow; and a light-blocking plate inserted between the block cover and the light-emitting module, formed in a flat plate shape of an opaque material through which light is not transmitted, and having a through-hole corresponding to the shape of the protrusion of the block cover. Accordingly, it is possible to allow pedestrians to effectively recognize braille blocks regardless of the day, night or weather.
Inventors:
Hong Joseb
Toshiharu Katsutani
Toshiharu Katsutani
Application Number:
JP2019132754A
Publication Date:
June 30, 2021
Filing Date:
July 18, 2019
Export Citation:
Assignee:
Hong Joseb
Toshiharu Katsutani
Toshiharu Katsutani
International Classes:
E01F9/559; G09F13/20
Domestic Patent References:
| JP2004137814A | ||||
| JP2005062731A | ||||
| JP2016057719A | ||||
| JP2019038397A | ||||
| JP2004003163A |
Foreign References:
| KR1020090125488A |
Attorney, Agent or Firm:
Shinji Aida
Zheng Yuanji
Kyoko Aida
Zheng Yuanji
Kyoko Aida