The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 30, 2025

Filed:

Feb. 18, 2021
Applicant:

Bayerische Motoren Werke Aktiengesellschaft, Munich, DE;

Inventor:

Michael Arthur Janzer, Unterschleissheim, DE;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B60K 35/00 (2024.01); B60K 35/23 (2024.01); B60K 35/40 (2024.01); B60K 35/60 (2024.01); G02B 5/30 (2006.01);
U.S. Cl.
CPC ...
G02B 5/3025 (2013.01); B60K 35/23 (2024.01); B60K 35/60 (2024.01); B60K 35/415 (2024.01); B60K 2360/25 (2024.01); B60K 2360/785 (2024.01);
Abstract

A windscreen display system for a motor vehicle includes a head-up display device. The head-up display device includes a projection device for emitting a projection light beam with a first item of image information towards a first display region of a windscreen so that it is reflected there and can be perceived in an eye region, and a transparent covering for protecting the projection device, the covering having a cover pane and a first polarization filter, the first polarization filter transmitting light with a first polarization direction and fully reflecting light with a second polarization direction.


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