Title:
lighting equipment
Document Type and Number:
Japanese Patent JP6283908
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a lighting apparatus having an auxiliary lighting load in which power of a power supply of the auxiliary lighting load is secured by devising a lighting method of the auxiliary lighting load.SOLUTION: A lighting apparatus 200 includes: a main lighting load 160 lighting by a commercial power supply 10 as an external power supply; an auxiliary lighting load 60 that can light when the main lighting load 160 does not light; electrolytic capacitors 24a, 24b and 24c as auxiliary lighting power supplies, which can be charged by receiving power supply from the commercial power supply 10 when the power supply from the commercial power supply 10 is possible, and supplies power to the auxiliary lighting load 60 when the power supply from the commercial power supply 10 is impossible; and a control unit 70 allowing power supply to the auxiliary lighting load 60 from the electrolytic capacitors 24a, 24b and 24c after the elapse of a predetermined time from the moment when the power supply from the commercial power supply 10 becomes impossible.
Inventors:
Koichi Mitsushima
Shinichiro Goto
Shinichiro Goto
Application Number:
JP2014006865A
Publication Date:
February 28, 2018
Filing Date:
January 17, 2014
Export Citation:
Assignee:
Panasonic IP Management Co., Ltd.
International Classes:
H05B37/02
Domestic Patent References:
| JP2013020766A | ||||
| JP1092096U | ||||
| JP201337810A |
Attorney, Agent or Firm:
Patent business corporation glory patent office
Kimihide Hashimoto
Yoshiaki Masaaki
Kimihide Hashimoto
Yoshiaki Masaaki