Title:
LIGHTING DEVICE
Document Type and Number:
Japanese Patent JP2023176778
Kind Code:
A
Abstract:
To provide a lighting device which enables stable improvement of heat radiation performance of a heat radiation block regardless of a position of a light source unit.SOLUTION: A lighting device A1 includes a light source unit 2 and a housing 1. The housing 1 houses the light source unit 2. The light source unit 2 includes an attachment plate 21, a light source 20, a heat radiation block 22, and a blower 24. The attachment plate 21 has a first major surface and a second major surface facing each other. The light source 20 is disposed on the first major surface of the attachment plate 21. The heat radiation block 22 is disposed on the second major surface of the attachment plate 21. The blower 24 is disposed at the opposite side of the attachment plate 21 in the heat radiation block 22. The light source unit 2 may move in a first direction, a direction in which the attachment plate 21, the light source 20, the heat radiation block 22, and the blower 24 are arranged, relative to the housing 1.SELECTED DRAWING: Figure 3
Inventors:
ASHIKAWA SHIGEYUKI
Application Number:
JP2022089254A
Publication Date:
December 13, 2023
Filing Date:
May 31, 2022
Export Citation:
Assignee:
PANASONIC IP MAN CORP
International Classes:
F21S2/00; F21V29/67; F21V29/76; F21V29/83
Attorney, Agent or Firm:
Hokuto Patent Attorneys Office