To provide an illumination device and a ceiling structure for a railway vehicle which use an LED in illumination and have aesthetic.SOLUTION: A ceiling board within a railway vehicle cabin is used as a reflection plate and an LED light source is served as illumination. The irregularity on a surface of the reflection plate has Ra of 0.8-6.3, thereby providing diffused reflection with aesthetic.SELECTED DRAWING: Figure 1

    【課題】LEDを照明に使用して、美観を持った照明装置と鉄道車両用天井構造を提供する。【解決手段】鉄道車両車内の天井板を反射板として使用してLED光源を照明とする。その際に反射板表面の凹凸はRa0.8~Ra6.3とすることにより、美観を維持した拡散反射を得る。【選択図】図1


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    Title :

    ILLUMINATION CEILING STRUCTURE USING CEILING BOARD IN RAILWAY VEHICLE AS REFLECTION PLATE


    Additional title:

    鉄道車両に於ける天井板を反射板に兼用した照明天井構造


    Contributors:

    Publication date :

    2024-06-13


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    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



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