Patent · US Active

Illumination unit having a centring device for a light guide

US12196999B2 · kind B2 · utility

0Cited by
4References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 12, 2021
Grant dateJan 14, 2025
Priority date
Expiry dateAug 12, 2041

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG02F1/133603
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A display with a two-dimensional display element, which is planar or curved, and an illumination unit for the display element is disclosed. The display has a light source, a light guide and a receiving housing in which the light guide is arranged. The light guide is centered in the middle in its longitudinal direction by means of a centering element in the receiving housing.

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