Title:
LIGHTING DEVICE
Document Type and Number:
Japanese Patent JP2015032569
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a lighting device which maintains brightness near a device body, not to mention lighting a ceiling surface on which the LED lighting device is installed.SOLUTION: A cover part 23 includes: a main transmission part 301 that is located at a middle part of the cover part 23 in a transverse direction; and an extension part 232 having a double structure composed of a front surface plate 302 and a rear surface plate 300. A surface forming the inner side of the front surface plate 302 reflects radiation light from multiple LEDs 222 in a direction of the rear surface plate 300. The rear surface plate 300 transmits the reflected light to radiate light to an area near an installation surface of a device body 1.
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Inventors:
SATO RENA
KATSURA TOSHIO
KATSURA TOSHIO
Application Number:
JP2013163878A
Publication Date:
February 16, 2015
Filing Date:
August 07, 2013
Export Citation:
Assignee:
PANASONIC CORP
International Classes:
F21S8/04; F21S8/06; F21V3/02; F21V3/04; F21V5/02
Attorney, Agent or Firm:
Yoshiaki Tokuda
Nomura Koichi
Nomura Koichi