Patent · US Expired

Backlighting device including lens

US6957901B2 · kind B2 · utility

15Cited by

24References

15Claims

0Family size

Assignee

Robert Bosch GmbH · DE

Inventors

Harald Schach · Diez, DE
Pascal Benoit · Rennes, FR
Matthias Gebauer · Kassel, DE
Georg Ewald · Rutesheim, DE

Key dates

Filing date	Apr 27, 2001
Grant date	Oct 25, 2005
Priority date	—
Expiry date	Apr 27, 2021

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB60Q3/64
WIPO fieldTransport
WIPO sectorMechanical engineering

Abstract

A lighting device for lighting a display surface is provided. The lighting device includes a light source, a lighting well and a lens, which is arranged between the light source and the display surface. Due to the combined use of the lighting well and the lens, light scattered laterally is also reflected in the direction of the display surface.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.