Title:
LED LIGHTING DEVICE
Document Type and Number:
Japanese Patent JP2023115536
Kind Code:
A
Abstract:
To provide an inexpensive LED lighting device with the number of components and the number of man-hours reduced.SOLUTION: An LED lighting device S of the present invention comprises a body base 4 capable of being attached to a ceiling T, a light source board 5 on which light sources 5a, 5a1 are mounted, and a power supply board 6 that supplies a current to the light source board 5. The power supply board 6 is installed on the light source board 5. Preferably, the power supply board 6 is provided closer to the outer periphery of the light source board 5 than the center.SELECTED DRAWING: Figure 3
Inventors:
KIYAMA YOICHI
KAMIYA MASARU
KAMIYA MASARU
Application Number:
JP2022017793A
Publication Date:
August 21, 2023
Filing Date:
February 08, 2022
Export Citation:
Assignee:
HITACHI GLOBAL LIFE SOLUTIONS INC
International Classes:
F21S8/04; F21V23/00
Attorney, Agent or Firm:
Patent Attorney Corporation Isono International Patent and Trademark Office
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