Title:
LIGHTING DEVICE
Document Type and Number:
Japanese Patent JP2018022580
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide a lighting device which can inhibit a temperature rise of a light source.SOLUTION: A lighting device according to one embodiment includes: a housing having a first surface having a first hole, and a second surface having a second hole and facing the first surface; a partition plate having a third hole which penetrates in a thickness direction and partitioning an interior part of the housing into a first surface side space and a second surface side space; a light shielding part extending between the first surface and the partition plate and partitioning the first surface side space into a center side space and a housing side space; a light source being provided at the center side space and having a light emitting element; and heat radiation fins provided at the second surface side space.SELECTED DRAWING: Figure 1
More Like This:
| WO/2017/081999 | LAMP |
| JP2007305449 | SURFACE LIGHT SOURCE, AND LIQUID CRYSTAL DISPLAY |
| JP2015153705 | ILLUMINATION LIGHT SOURCE AND ILLUMINATION DEVICE |
Inventors:
YAMAGUCHI SHO
NISHIUCHI HIDEO
NISHIUCHI HIDEO
Application Number:
JP2016151753A
Publication Date:
February 08, 2018
Filing Date:
August 02, 2016
Export Citation:
Assignee:
TOSHIBA CORP
International Classes:
F21S2/00; F21V29/503; F21V29/77; F21V29/83
Attorney, Agent or Firm:
Masahiko Hinataji