Title:
LIGHT SOURCE UNIT FOR VEHICULAR LIGHTING FIXTURE, AND VEHICULAR LIGHTING FIXTURE
Document Type and Number:
WIPO Patent Application WO/2023/176582
Kind Code:
A1
Abstract:
This light source unit for a vehicular lighting fixture comprises: a plurality of light sources (2a, 2b, 2c); a plurality of lens bodies (3a, 3b, 3c) which are respectively disposed in front of the light sources (2a, 2b, 2c); a circuit substrate (5) to which the light sources (2a, 2b, 2c) are mounted; a heatsink (7) for dissipating heat generated from the light sources (2a, 2b, 2c) to the outside via a substrate attachment part to which the circuit substrate (5) is attached; and a socket body (9) which is formed integrally with the heatsink (7) and which has provided thereto a connector part to be electrically connected to the circuit substrate (5). Drawing patterns by light emitted from the light sources (2a, 2b, 2c) are projected toward a road surface through the respective lens bodies (3a, 3b, 3c).
Inventors:
ANO KOICHIRO (JP)
Application Number:
PCT/JP2023/008519
Publication Date:
September 21, 2023
Filing Date:
March 07, 2023
Export Citation:
Assignee:
STANLEY ELECTRIC CO LTD (JP)
International Classes:
F21V19/00; F21S43/14; F21S43/15; F21S43/19; F21S43/20; F21S43/27; F21S45/47; F21V23/06; F21V29/503; F21V29/76; F21W103/20; F21W103/45; F21Y115/10
Foreign References:
| JP2019084915A | 2019-06-06 | |||
| JP2015069709A | 2015-04-13 | |||
| JP2021111465A | 2021-08-02 |
Attorney, Agent or Firm:
MATSUNUMA Yasushi et al. (JP)
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