Title:
LED LIGHTING DEVICE
Document Type and Number:
Japanese Patent JP2018190598
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide an LED lighting device capable of utilizing light from an LED light source 20 to project an image, in addition to illumination being a basic function as a lighting device.SOLUTION: An LED lighting device has a first light emission surface A configured to emit to the outside light from an LED light source 20 as illumination light, and a second light emission surface B configured to emit to the outside light from the LED light source 20 along a direction different from the first light emission surface A. On the second light emission surface B, an image is projected by utilizing light from the LED light source 20. The image is formed by a light transmission member 14 arranged between the LED light source 20 and the second light emission surface B.SELECTED DRAWING: Figure 2
Inventors:
NITTA DAISUKE
NEMOTO SATOSHI
NEMOTO SATOSHI
Application Number:
JP2017092155A
Publication Date:
November 29, 2018
Filing Date:
May 08, 2017
Export Citation:
Assignee:
KOWA CO
International Classes:
F21S2/00; F21S6/00
Attorney, Agent or Firm:
Toshitake Yamamoto