Ground projection device for a motor vehicle

US11680694B2 · kind B2 · utility

Assignee

• ZKW Group GmbH · AT

Inventors

• Markus Danner · Ollersdorf, AT
• Christian Maier · Kettenham, DE

Key dates

• Filing date: Mar 10, 2020
• Grant date: Jun 20, 2023
• Expiry date: Mar 10, 2040

Classification

• Technology area (CPC F): Mechanical Engineering; Lighting; Heating
• CPC primary: F21W2103/60
• WIPO field: Transport
• WIPO sector: Mechanical engineering

Abstract

Floor projection device for a motor vehicle for producing at least one floor projection, wherein the floor projection device has an illuminant and a projection means, wherein the illuminant is configured to generate and at least partially emit light onto the projection means, wherein the projection means is configured to project the light which is emitted by the illuminant onto the projection means, in a state of the floor projection device integrated into the motor vehicle, onto a carriageway as a floor projection to the side of the motor vehicle, wherein the floor projection comprises at least two light segments separated from one another, wherein the illuminant has for this purpose at least two individually controllable light sources, wherein each light segment is assigned at least one light source, wherein the projection means has a focal point or a focal line, wherein at least one of the at least two light sources is arranged offset relative to the focal point or focal line of the projection means, wherein a first portion of the light is emitted along a first beam direction, which is directed directly onto the projection means, wherein a second portion of the light is emitted …