Title:
OPTICAL FIBER LIGHT EMISSION TYPE SIGN DEVICE
Document Type and Number:
Japanese Patent JP2019036295
Kind Code:
A
Abstract:
To provide an optical fiber light emission type sign device which is excellent in durability and visibility and capable of achieving high feature expansion and easy control.SOLUTION: The optical fiber light emission type sign device includes: a front panel including a plurality of emission ports; a plurality of optical fibers 110 which correspond to the plurality of emission ports, one end of each of which is connected and the other end of which is dense and bundle-shape; a light source assembly 100 including a plurality of light-emitting diodes 121 optically coupled to the other end of each of the plurality of optical fibers, being positioned on one plane. Each of the plurality of light-emitting diodes belongs to any one of a plurality of groups, and one end of each of the plurality of groups is connected with the same node and the other end of each of the plurality of groups is applied with different power supply voltages.SELECTED DRAWING: Figure 4
Inventors:
LEE KI HOON
JO SUNG SU
JO SUNG SU
Application Number:
JP2018130873A
Publication Date:
March 07, 2019
Filing Date:
July 10, 2018
Export Citation:
Assignee:
ALTECH CO LTD
International Classes:
G08G1/095; E01F9/20; G09F13/00; H05B44/00
Domestic Patent References:
| JP2010061250A | 2010-03-18 | |||
| JP2013178740A | 2013-09-09 | |||
| JP2017076492A | 2017-04-20 | |||
| JP2016025688A | 2016-02-08 | |||
| JP2017084397A | 2017-05-18 |
Attorney, Agent or Firm:
Patent Business Corporation Tani/Abe Patent Office