Title:
照明器具
Document Type and Number:
Japanese Patent JP7065325
Kind Code:
B2
Abstract:
The utility model provides a lighting fixture for suppressing temperature rise of an electrolytic capacitor. A lighting device (100) is provided with: a light source (30); a circuit board (210) on which is disposed a power supply circuit (220) that supplies power to the light source (30), the power supply circuit (220) having an electrolytic capacitor (221) and an electronic component (222) otherthan the electrolytic capacitor (221); and a plate-shaped wall section (61) disposed between the electrolytic capacitor (221) and the electronic component (222).
Inventors:
Yoshinori Kakuno
Akira Takahashi
Masahiro Kumamoto
Akira Takahashi
Masahiro Kumamoto
Application Number:
JP2018012849A
Publication Date:
May 12, 2022
Filing Date:
January 29, 2018
Export Citation:
Assignee:
Panasonic IP Management Co., Ltd.
International Classes:
F21V23/00; F21K9/20; F21V29/15; F21V29/503; F21V29/70; H05K7/20
Domestic Patent References:
| JP2014235937A | ||||
| JP2017027914A | ||||
| JP2010192335A | ||||
| JP2011228184A | ||||
| JP2012216871A | ||||
| JP2011119206A |
Foreign References:
| WO2014169224A1 |
Attorney, Agent or Firm:
Hiroi Arai
Teraya Eisaku
Shinichi Michizaka
Teraya Eisaku
Shinichi Michizaka