SIGNAL LIGHT OR LIGHTING DEVICE FOR A VEHICLE

DE502023004206D1Active Publication Date: 2026-06-11ZKW GRP GMBH
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Patent Information

Application Number
DE502023004206
Authority / Receiving Office
DE · DE
Patent Type
Patents
Current Assignee / Owner
Filing Date
2023-10-09
Publication Date
2026-06-11
Estimated Expiration
2043-10-09

AI Technical Summary

Technical Problem

Existing signal lighting devices experience inhomogeneous light emission due to multiple light deflections, leading to loss of light intensity and non-uniform luminous output.

Method used

The device incorporates optical structures along the first light guide channel to deflect light rays such that they become more parallel to the main emission direction, ensuring uniform light intensity across the output coupling area by reducing angles between light rays and the emission direction through total internal reflection and prismatic deflections.

Benefits of technology

Achieves homogeneous light emission by aligning light rays to be parallel to the main emission direction, resulting in a uniformly bright output surface with consistent light intensity.

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