Title:
LIGHTING DEVICE
Document Type and Number:
Japanese Patent JP2023097626
Kind Code:
A
Abstract:
To provide a lighting device which can secure heat radiation performance and achieve weight reduction and downsizing.SOLUTION: A lighting device 10 includes: a housing 14; a light source 12; an arm 15; and a power supply part 16. The housing 14 has a front surface part 50 and a cylindrical side surface part 51 protruding from a periphery of the front surface part 50 to the back surface side, and the back surface side facing the front surface part 50 is open. Further, the housing 14 has a circular form in a front view seen from the front surface side of the front surface part 50. The light source 12 is located at a position of the front surface part 50 of the housing 14. The arm 15 has: an attachment part 60 facing the back surface side of the housing 14; a pair of arm parts 61 supporting the housing 14 on the attachment part 60; and angle adjustment parts 68 each of which adjusts an angle formed between the attachment part 60 and the housing 14 at an intermediate position of each of the pair of arm parts 61. The power supply part 16 is attached to a position which is closer to the housing 14 side relative to the angle adjustment parts 68 of the pair of arm parts 61 and where a gap is formed between the power supply part 16 and the back surface side of the housing 14.SELECTED DRAWING: Figure 1
Inventors:
ISHIKAWA KENGO
Application Number:
JP2021213845A
Publication Date:
July 10, 2023
Filing Date:
December 28, 2021
Export Citation:
Assignee:
TOSHIBA LIGHTING & TECHNOLOGY
International Classes:
F21S2/00; F21S8/04; F21V21/30; F21V23/00; F21V29/503; F21V29/76; F21V29/83
Attorney, Agent or Firm:
Satoshi Kabasawa
Tetsuya Yamada
Jo Kabasawa
Tetsuya Yamada
Jo Kabasawa