IP Library Granted Patent US 11,415,873
Granted Patent B2
US 11,415,873 · App. 17/222,628 · Granted Aug 16, 2022

Public transport vehicle, including a device for displaying on a window

Inventors: Bastian Simoni (Nogent sur Marne, FR); Alexandre Dubois (Paris, FR); Michel Desjardins (Marseilles, FR)
Assignee: ALSTOM Transport Technologies
G03B21/28B61D25/00B61D37/00G03B21/60
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Quick Facts
Patent No.
US 11,415,873
App. No.
17/222,628
Granted
Aug 16, 2022
Kind
B2
Abstract

A vehicle includes at least one side bay equipped with a window, and a device for displaying at least one item of information on the window. The display device includes an image projector fastened to a ceiling of the vehicle. The display device emits light rays. A system of at least one mirror is arranged to reflect light rays emitted by the image projector in the direction of the window.

Claims (12)

1. A public transport vehicle comprising at least one side bay equipped with a window, and a display device for displaying at least one item of information on the window, wherein the display device comprises:

an image projector, intended to emit light rays,

a system of at least one mirror arranged to reflect light rays emitted by the image projector, in the direction of the window,

wherein the system of at least one mirror comprises first and second mirrors, the first mirror being arranged to reflect the light rays emitted by the image projector toward the second mirror, and the second mirror being arranged to reflect the light rays reflected by the first mirror, toward the window,

and wherein the second mirror is a pixelized mirror.

2. A public transport vehicle according to claim 1 , wherein the image projector is fastened to a ceiling of the vehicle.

3. A public transport vehicle according to claim 1 , wherein at least one of the mirrors is linked to a mount by movable linking means that enable an adjustment of the position of the mirror by translation and/or by tilting.

4. A public transport vehicle according to claim 1 , wherein the first and second mirrors are connected to one another by means of a device enabling the mirrors to be tilted relative to one another.

5. A public transport vehicle according to claim 1 , wherein the image projector is at least partially housed in a housing bounded by the ceiling.

6. A public transport vehicle according to claim 1 , wherein the bay comprises a film covering the window or integrated into the window, the film forming the projection surface for the image.

7. A public transport vehicle according to claim 6 , wherein the film is a holographic film.

8. A public transport vehicle according to claim 1 , comprising a plurality of bays, each being equipped with a respective display device.

Assignments (2)
DISSOLUTION AND TRANSFER OF ASSETS Recorded Sep 3, 2024
From: ALSTOM TRANSPORT TECHNOLOGIES
To: ALSTOM HOLDINGS
Reel/Frame 068823/0899 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Oct 5, 2021
From: SIMONI, BASTIAN; DUBOIS, ALEXANDRE
To: ALSTOM TRANSPORT TECHNOLOGIES
Reel/Frame 057708/0355 →
Priority Claims (1)
FR 20 03458 · Apr 7, 2020 · national
Continuity (1)
Related Publication 20210311380A1 · Oct 7, 2021