A vehicle interior lamp includes a housing having an opening, a lens arranged at the opening, a compartment provided in the housing and surrounding the opening at which the lens is arranged, a light source arranged in a corner of the compartment and emitting light toward the lens, and a reflector arranged inside the compartment, the reflector for introducing the light emitted from the light source to the lens. A plurality of steps is provided on a surface of the lens facing the light source, the steps having a thickness that reduces as the distance from the light source increases and arranged to be brought close uniformly a brightness of a surface of the lens by the light source. The lens is provided with a protrusion or a serration.


    Access

    Download


    Export, share and cite



    Title :

    Vehicle interior lamp


    Contributors:
    IKEDA TAKAYUKI (author) / SUZUKI KEN (author) / SASAKI TOMOAKI (author) / BABA KENICHI (author)

    Publication date :

    2021-06-29


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    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 / F21V FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF , Funktionsmerkmale oder Einzelheiten von Leuchten oder Beleuchtungssystemen / F21Y Index-Schema in Verbindung mit den Unterklassen F21K, F21L, F21S und F21V, betreffend die Form oder die Art der Lichtquellen oder die Farbe des emittierten Lichts , INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED



    VEHICLE INTERIOR LAMP

    IKEDA TAKAYUKI / SUZUKI KEN / SASAKI TOMOAKI et al. | European Patent Office | 2020

    Free access

    VEHICLE INTERIOR LAMP

    IKEDA TAKAYUKI / SUZUKI KEN / SASAKI TOMOAKI et al. | European Patent Office | 2022

    Free access

    VEHICLE INTERIOR LAMP

    IKEDA TAKAYUKI / SUZUKI KEN / SASAKI TOMOAKI et al. | European Patent Office | 2019

    Free access

    VEHICLE INTERIOR LAMP DEVICE

    MOTOTSUJI AYAKA / MOCHIZUKI KOHEI / SUGIURA TAKUMI et al. | European Patent Office | 2024

    Free access

    Vehicle interior lighting lamp

    IKEDA TAKAYUKI / TAKASAKI TETSURO | European Patent Office | 2024

    Free access