US 12,331,902 B2
Vehicle lighting device and vehicle lamp
Tomohiro Matsuo, Ehime-ken (JP)
Assigned to Toshiba Lighting &Technology Corporation, Kanagawa (JP)
Filed by Toshiba Lighting & Technology Corporation, Kanagawa (JP)
Filed on Aug. 1, 2024, as Appl. No. 18/792,524.
Claims priority of application No. 2023-149482 (JP), filed on Sep. 14, 2023.
Prior Publication US 2025/0093006 A1, Mar. 20, 2025
Int. Cl. F21S 41/43 (2018.01); F21S 41/143 (2018.01); F21S 41/151 (2018.01); F21V 23/00 (2015.01); F21W 102/20 (2018.01); F21Y 115/10 (2016.01)
CPC F21S 41/43 (2018.01) [F21S 41/143 (2018.01); F21S 41/151 (2018.01); F21V 23/003 (2013.01); F21W 2102/20 (2018.01); F21Y 2115/10 (2016.08)] 7 Claims
OG exemplary drawing
 
1. A vehicle lighting device, comprising:
a socket;
five light-emitting elements, provided on one end side of the socket; and
a brightness controller, provided on a light-emitting side of the light-emitting elements and having a plurality of light-shielding parts and a light-transmitting part;
wherein one of the light-emitting elements is provided at a position on a central axis of a vehicle lighting device, and four of the light-emitting elements are provided at positions that are rotationally symmetric on a circumference centered on the central axis, respectively,
the brightness controller faces the one light-emitting element provided at a position on the central axis, and does not face the four light-emitting elements provided at a position on the circumference, and
the plurality of light-shielding parts provided in the brightness controller are not provided at positions on the central axis.