US 11,940,110 B2
Vehicle-mounted light source unit
Shuhei Nozue, Shizuoka (JP); and Ryujiro Ikuta, Shizuoka (JP)
Assigned to KOITO MANUFACTURING CO., LTD., Tokyo (JP)
Appl. No. 18/267,182
Filed by KOITO MANUFACTURING CO., LTD., Tokyo (JP)
PCT Filed Dec. 10, 2021, PCT No. PCT/JP2021/045520
§ 371(c)(1), (2) Date Jun. 14, 2023,
PCT Pub. No. WO2022/131155, PCT Pub. Date Jun. 23, 2022.
Claims priority of application No. 2020-207575 (JP), filed on Dec. 15, 2020.
Prior Publication US 2024/0044468 A1, Feb. 8, 2024
Int. Cl. F21S 41/19 (2018.01); F21S 41/143 (2018.01); F21S 41/153 (2018.01)
CPC F21S 41/19 (2018.01) [F21S 41/143 (2018.01); F21S 41/153 (2018.01)] 6 Claims
OG exemplary drawing
 
1. A vehicle-mounted light source unit comprising:
a holding member that includes a pair of ribs; and
a substrate that is disposed on the holding member, includes a pair of fitting portions into which the respective ribs are fitted, and on which a light source is mounted,
wherein
when viewed along a height direction of each of the ribs, each of the ribs includes:
an extending portion that extends in a direction different from a direction in which the pair of ribs is arranged, and has both end surfaces having a planar shape, and
a protruding portion that protrudes from a part of the extending portion to a side on which the pair of ribs approach each other or are away from each other in a direction different from an extending direction of the extending portion, and has an end surface having a planar shape having an in-plane direction different from an in-plane direction of both end surfaces of the extending portion, and
each of the fitting portions includes:
a pair of first facing portions facing both end surfaces of the extending portion, and
a second facing portion facing the end surface of the protruding portion.