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.
Patent No.:
Date of Patent:
Apr. 21, 2025
Filed:
Mar. 31, 2021
Bayerische Motoren Werke Aktiengesellschaft, Munich, DE;
Bayerische Motoren Werke Aktiengesellschaft, Munich, DE;
Abstract
A shading device includes a shading curtain and a drawing device. The shading curtain includes a first and second shading layer that have at least two types of light transmission areas with different light transmission properties. The drawing device includes a first and second drawing member. The first drawing member is connected with the first shading layer and is configured to draw the first shading layer. The second drawing member is connected with the second shading layer and is configured to draw the second shading layer. The first and second drawing members are movable relative to each other between a first relative position and a second relative position. The first and the second shading layers parallelly move relative to each other. In the first relative position, the shading curtain has a first light transmission property, and in the second relative position, the shading curtain has a second light transmission property.