Automotive lighting appliance (1) comprising a lighting assembly (5) able to backlight a transparent or semi-transparent portion (4) of the front half-shell (3); the lighting assembly (5) comprising at least one light-guide plate (6) made of photoconductive material which is arranged inside the rear casing (2) with a front sidewall (7) of the plate facing said transparent or semi-transparent portion (4), and with a rear sidewall (8) of the plate facing the rear casing (2); and light emitting means (9) which are located inside the rear casing (2) at or close to the rear sidewall (8) of the light-guide plate (6), and are adapted to direct the light produced inside the light-guide plate (6) so that said light travels inside the light-guide plate (6) towards the front sidewall (7) of the same light-guide plate (6); the light-guide plate (6) being divided into at least a first (11) and a second (12) plate-like sector, which are arranged mutually adjacent and contiguous, are made of photoconductive materials with refractive indices different from each other, and are stably joined to each other to form a single plate-like body/piece along a join line (13) which extends substantially from the vertex (14) of the light-guide plate (6) delimited by the front sidewall (7) and a first sidewall (10) of the light-guide plate (6), to an intermediate point on the rear sidewall (8) of the light-guide plate (6).
AUTOMOTIVE LIGHTING APPLIANCE
FAHRZEUGSBELEUCHTUNGSEINRICHTUNG
APPAREIL D'ÉCLAIRAGE D'AUTOMOBILE
2021-11-03
Patent
Electronic Resource
English
IPC: | B60Q ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL , Anordnung von Signal- oder Beleuchtungsvorrichtungen, deren Einbau oder Halterung oder deren Schaltkreise bei Fahrzeugen allgemein / F21S Ortsfeste Leuchten , NON-PORTABLE LIGHTING DEVICES / F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF , Funktionsmerkmale oder Einzelheiten von Leuchten oder Beleuchtungssystemen / G02B Optische Elemente, Systeme oder Geräte , OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS |
AUTOMOTIVE LIGHTING APPLIANCE AND RELATIVE MANUFACTURING METHOD
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|AUTOMOTIVE LIGHTING APPLIANCE AND RELATIVE MANUFACTURING METHOD
European Patent Office | 2023
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