Title:
VEHICLE LIGHT SOURCE UNIT
Document Type and Number:
WIPO Patent Application WO/2023/234411
Kind Code:
A1
Abstract:
This vehicle light source unit (31) comprises a circuit board (40), a light source (70) mounted on the front surface of the circuit board (40), and a board support member (91) on which the rear surface of the circuit board (40) is mounted, wherein the circuit board (40) includes a through-hole portion (50) provided directly below the light source (70), and the through-hole portion (50) includes a through-hole (51) that is provided in the circuit board (40) and has first plating (51a) applied to the inner wall thereof, a resin (53) filled into the through-hole (51), and second plating (55) that is applied to end faces of the resin (53) exposed at both ends of the through-hole (51), and is conductive with the first plating (51a).
Inventors:
KANAMORI AKITAKA (JP)
MAGORI KOJI (JP)
MOROMOTO NARUMI (JP)
ISHIGAMI ATSUSHI (JP)
ISAJI YUYA (JP)
AOKI YUSUKE (JP)
MAGORI KOJI (JP)
MOROMOTO NARUMI (JP)
ISHIGAMI ATSUSHI (JP)
ISAJI YUYA (JP)
AOKI YUSUKE (JP)
Application Number:
PCT/JP2023/020668
Publication Date:
December 07, 2023
Filing Date:
June 02, 2023
Export Citation:
Assignee:
KOITO MFG CO LTD (JP)
International Classes:
F21S41/19; F21S41/143; F21S41/153; F21S45/47; F21V19/00; F21V29/503; F21V29/74; H05K1/02; F21W102/00
Foreign References:
| JP2013122951A | 2013-06-20 | |||
| JP2017135155A | 2017-08-03 |
Attorney, Agent or Firm:
MORIMURA Yasuo (JP)
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