Title:
LED LIGHTING DEVICE
Document Type and Number:
WIPO Patent Application WO/2018/155667
Kind Code:
A1
Abstract:
This LED lighting device has a base that can be mounted on the ceiling; a light source unit is detachably provided on said base, a DC power supply is arranged on the base side of the substrate holder inside of the light source unit, and an LED substrate, on which an LED element is mounted, is mounted on the light-emission side of the substrate holder. On the substrate holder, a terminal base is provided to which a three-core power cable having a ground line can be connected. The terminal base is electrically connected to the DC power supply, and the terminal base has a ground terminal electrically connected to the ground of the LED substrate or the DC power supply. A ground connection fitting having a first fitting and a second fitting is provided between the substrate holder and the base such that the first fitting and the second fitting can be electrically connected and detached in the mounting operation direction from the substrate holder to the base; the first fitting is electrically connected to the ground of the LED substrate or the DC power supply, and the second fitting is electrically connected to the ground of the base.
Inventors:
FUKUDA TOMOYA (JP)
TANIJI AYAFUMI (JP)
TANIJI AYAFUMI (JP)
Application Number:
PCT/JP2018/006852
Publication Date:
August 30, 2018
Filing Date:
February 26, 2018
Export Citation:
Assignee:
KOWA CO (JP)
International Classes:
F21V23/00; F21S8/04; F21Y103/10; F21Y115/10
Foreign References:
| JP2015230806A | 2015-12-21 | |||
| JP2017016803A | 2017-01-19 |
Attorney, Agent or Firm:
AIDA Shinji et al. (JP)
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