An illuminated pointer for a vehicle instrument cluster provides a more uniform light by propagating light from a source, through an elongate, light-transmitting prism formed to have multiple, inclined light-reflecting surfaces. Each surface being at a different angle, reflects light at a slightly different angle producing a corresponding number of refracted light maxima along the length of the prism. A more uniform refracted light is produced.
Front pick-up illuminated pointer
2021-06-15
Patent
Electronic Resource
English
IPC: | G01D MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE , Anzeigen oder Aufzeichnen in Verbindung mit Messen allgemein / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF , Funktionsmerkmale oder Einzelheiten von Leuchten oder Beleuchtungssystemen |
Vehicle instrument panel equipped with a light sensor for detecting an illuminated pointer position
European Patent Office | 2016
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