IP Library › Granted Patent US 12,214,718
Granted Patent B2
US 12,214,718 · App. 17/901,474 · Granted Feb 4, 2025

Systems and methods of indirectly illuminating a step surface of a vehicle running board

Inventors: Stuart R. Wuerthele (Saline, MI); Frank A. Richards (Ann Arbor, MI); Alexander L. Paradis (Ann Arbor, MI)
Assignees: TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.; TOYOTA JIDOSHA KABUSRIKI KAISHA
B60Q1/247B60Q1/0017B60Q1/0035B60R3/002B60R3/02
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Quick Facts
Patent No.
US 12,214,718
App. No.
17/901,474
Granted
Feb 4, 2025
Kind
B2
Abstract

Systems and methods of indirectly illuminating a step surface of a vehicle running board are provided. A running board may include an upper step surface and at least one lighting element provided at an inboard underside of the running board to directly illuminate the undercarriage of the vehicle and a ground surface below the running board. The lighting element may be configured to direct light to a reflecting element provided at the undercarriage for reflecting light provided by the at least one lighting element to indirectly illuminate the upper step surface of the running board. Associated vehicles including the running board are provided. Associated methods are also provided.

Claims (44)

1. A vehicle comprising:

an undercarriage;

a running board extending from the undercarriage and comprising an upper step surface;

a lighting element provided on the running board to directly illuminate the undercarriage and a ground surface below the running board; and

a reflecting element provided at the undercarriage for reflecting light provided by the lighting element to indirectly illuminate the upper step surface of the running board.

2. The vehicle of claim 1 , wherein the lighting element is mounted below the upper step surface of the running board.

3. The vehicle of claim 2 , wherein the lighting element is mounted at an inboard underside of the running board.

4. The vehicle of claim 1 , wherein the reflecting element comprises at least one of a rocker panel or a frame element of the vehicle.

5. The vehicle of claim 1 , further comprising:

a mount securing the running board to the undercarriage; and

wherein the lighting element is provided at the mount.

6. The vehicle of claim 1 , wherein:

a first portion of light provided by the lighting element is directed at the ground surface; and

a second portion of light provided by the lighting element is directed at the undercarriage.

7. The vehicle of claim 1 , wherein the running board is motorized to move between a stored position and a deployed position.

8. The vehicle of claim 7 , wherein the upper step surface is indirectly illuminated by reflection from the reflecting element when the running board is positioned in the deployed position.

9. A running board configured to extend from an undercarriage of a vehicle, the running board comprising:

an upper step surface; and

at least one lighting element provided at an inboard underside of the running board to directly illuminate the undercarriage of the vehicle and a ground surface below the running board,

wherein the lighting element is configured to direct light to a reflecting element provided at the undercarriage for reflecting light provided by the at least one lighting element to indirectly illuminate the upper step surface of the running board.

10. The running board of claim 9 , wherein the at least one lighting element is mounted below the upper step surface of the running board.

11. The running board of claim 9 , further comprising a first mount and a second mount to secure the running board to the undercarriage of the vehicle.

12. The running board of claim 11 , wherein the at least one lighting element comprises:

a first lighting element provided at the first mount; and

a second lighting element provided at the second mount.

13. The running board of claim 9 , wherein:

the running board is motorized to move between a stored position and a deployed position; and

the upper step surface is indirectly illuminated by reflection from the reflecting element when the running board is positioned in the deployed position.

14. The running board of claim 9 , wherein:

a first portion of light provided by the lighting element is directed at the ground surface; and

a second portion of light provided by the lighting element is directed at the undercarriage.

15. A vehicle comprising:

the undercarriage;

the running board of claim 9 extending from the undercarriage; and

the reflecting element provided at the undercarriage.

16. The vehicle of claim 15 , wherein the reflecting element comprises at least one of a rocker panel or a frame element of the vehicle.

17. A method comprising:

directly illuminating, by a lighting element provided on a vehicle running board, an undercarriage of the vehicle and a ground surface below the vehicle running board; and

indirectly illuminating, by a reflecting element provided at the undercarriage of the vehicle, an upper step surface of the vehicle running board by reflecting light provided by the lighting element.

18. The method of claim 17 , wherein the lighting element is mounted at an inboard underside of the vehicle running board.

19. The method of claim 17 , wherein the reflecting element comprises at least one of a rocker panel or a frame element of the vehicle.

20. The method of claim 17 , wherein the directly illuminating the ground surface and the undercarriage comprises:

directing a first portion of light provided by the lighting element at the ground surface; and

directing a second portion of light provided by the lighting element at the undercarriage.

Assignments (2)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 9, 2025
From: TOYOTA JIDOSHA KABUSHIKI KAISHA
To: TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.
Reel/Frame 071074/0898 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Sep 1, 2022
From: WUERTHELE, STUART R.; RICHARDS, FRANK A.; PARADIS, ALEXANDER L.
To: TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.; TOYOTA JIDOSHA KABUSHIKI KAISHA
Reel/Frame 060969/0456 →
Continuity (1)
Related Publication 20240075869A1 · Mar 7, 2024
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