照明器具

Lighting device

Abstract

PROBLEM TO BE SOLVED: To provide a lighting device with improved reliability.SOLUTION: According to one embodiment, a lighting device includes: a body which has a light source attachment part and is made of a metal; a light source including a substrate, which is attached to the light source attachment part of the body and is made of ceramic, and a light emitting element mounted on the substrate; a translucent cover which is provided facing the light source attachment part and is made of glass; and a reflector which is held by the body between the light source attachment part and the translucent cover so as not to contact with the body and the light source and is made of a metal. A portion between the light source attachment part and the translucent cover, to which light emitted from the light emitting element is radiated, does not include a resin except a part in the light source.
【課題】信頼性を向上させた照明器具を提供する。 【解決手段】実施形態によれば、照明器具は、光源取付部を有し、金属からなる本体と、前記本体の前記光源取付部に取り付けられたセラミックからなる基板と、前記基板上に実装された発光素子とを有する光源と、前記光源取付部に対向して設けられたガラスからなる透光カバーと、前記光源取付部と前記透光カバーとの間で、前記本体及び前記光源に対して非接触で前記本体に保持され、金属からなる反射体と、を備えている。前記光源取付部と前記透光カバーとの間において、前記発光素子から出射された光が照射される部分は、前記光源における一部を除いて樹脂を含まない。 【選択図】図7

Claims

Description

Topics

Download Full PDF Version (Non-Commercial Use)

Patent Citations (6)

    Publication numberPublication dateAssigneeTitle
    DE-3635808-A1May 05, 1988Schydlo MartinSwimming-pool floodlight
    JP-2010073650-AApril 02, 2010Toshiba Lighting & Technology Corp, 東芝ライテック株式会社Luminaire
    JP-2011060450-AMarch 24, 2011Taniguchi Shokai:Kk, 株式会社谷口商会Lighting device
    JP-2011191785-ASeptember 29, 2011Kyocera Corp, 京セラ株式会社反射部材、これを用いた発光装置および照明装置
    JP-2014026803-AFebruary 06, 2014Panasonic Corp, パナソニック株式会社Lighting apparatus
    US-2006245178-A1November 02, 2006Engel Hartmut SBuilt-in light

NO-Patent Citations (0)

    Title

Cited By (1)

    Publication numberPublication dateAssigneeTitle
    JP-2017084819-AMay 18, 2017東芝ライテック株式会社, Toshiba Lighting & Technology Corp発光モジュール、発光装置および照明装置