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    • 3. 发明专利
    • Bulb type illumination device
    • BULB型照明装置
    • JP2014150009A
    • 2014-08-21
    • JP2013019113
    • 2013-02-04
    • Hitachi Appliances Inc日立アプライアンス株式会社
    • KAMIYA MASARUBETSUI KEIICHIMURATA SEIJIOKADA TAKASHIAWANO KOJI
    • F21S2/00F21V5/04F21V7/00F21V17/00F21V17/02F21Y101/02F21Y105/00
    • PROBLEM TO BE SOLVED: To provide a bulb type illumination device in which characteristics of irradiation light such as an irradiation area, irradiation intensity and the like can be changed arbitrarily, and what is more, easily.SOLUTION: A bulb type illumination device includes: a light emitting body 70 included in a bulb type illumination device body 30 and including a plurality of light emitting elements 71; a lens member 40 including a plurality of lenses 41 arranged facing each of the plurality of light emitting elements 71 and rotation prevention members 42 for preventing rotation of itself; and a lens member movement mechanism for moving the lens member 40 in an optical axial direction of the light emitted from the light emitting elements 71, in a state where an opposed relationship of the light emitting elements 71 and the lenses 41 is maintained.
    • 要解决的问题:提供一种可以任意改变诸如照射面积,照射强度等的照射光的特性的灯泡型照明装置,更容易。更具体地说,一种灯泡型照明装置,包括: 包括在灯泡型照明装置主体30中并且包括多个发光元件71的发光体70; 包括面对多个发光元件71中的每一个排列的多个透镜41和防止其自身转动的旋转防止构件42的透镜构件40; 以及透镜构件移动机构,用于在保持发光元件71和透镜41的相对关系的状态下,使透镜构件40在从发光元件71发射的光的光轴方向上移动。
    • 5. 发明专利
    • Lighting device, and liquid crystal display device using the same
    • 照明装置和使用其的液晶显示装置
    • JP2011082077A
    • 2011-04-21
    • JP2009234732
    • 2009-10-09
    • Hitachi Appliances Inc日立アプライアンス株式会社
    • KADOTA MICHIHIROSHOJI HIROYUKIKAWABATA KENJIOKADA TAKASHIFURUYA YUKIO
    • H05B41/24
    • PROBLEM TO BE SOLVED: To provide a lighting device having an inverter which responds to fixing of drive frequency and surely lights up a lamp and also to provide a liquid crystal device using the lighting device. SOLUTION: In the lighting device including a resonance load circuit having a hot-cathode fluorescent lamp (101) and a first resonant capacitor (109), the inverter having at least one set of upper and lower arms which are a serial body of two switching elements and supplying AC current to the resonance load circuit, and a control device for controlling the inverter, the inverter has a serial body of a second resonant capacitor (119) and auxiliary switching elements (120, 121). The control device controls ON time duty of the auxiliary switching element so as to make ramp voltage of the hot-cathode fluorescent lamp higher than discharge voltage at the time of lighting the hot-cathode fluorescent lamp. The liquid crystal display device uses the lighting device. COPYRIGHT: (C)2011,JPO&INPIT
    • 要解决的问题:提供一种具有响应于驱动频率的固定并可靠地点亮灯的逆变器的照明装置,并且还提供使用该照明装置的液晶装置。 解决方案:在包括具有热阴极荧光灯(101)和第一谐振电容器(109)的谐振负载电路的照明装置中,逆变器具有至少一组作为串联体的上臂和下臂 的两个开关元件并且向谐振负载电路提供交流电流;以及控制装置,用于控制逆变器,所述逆变器具有第二谐振电容器(119)和辅助开关元件(120,121)的串联体。 控制装置控制辅助开关元件的导通时间占空比,使得热阴极荧光灯的斜坡电压高于点亮热阴极荧光灯时的放电电压。 液晶显示装置使用照明装置。 版权所有(C)2011,JPO&INPIT
    • 8. 发明专利
    • 電球形照明装置
    • 电灯型照明装置
    • JP2014235792A
    • 2014-12-15
    • JP2013114807
    • 2013-05-31
    • 日立アプライアンス株式会社Hitachi Appliances Inc
    • SAKAMURA JUNICHIOKADA TAKASHIYAMAMOTO RYOHEINITTA MASAOFUJITA NOBORUMIZUTANI HITOSHIOTAKA HIROYUKI
    • F21S2/00
    • 【課題】放熱性の高い構造を有した電球形照明装置を提供する。【解決手段】一つ又は複数の半導体素子を有する発光体と、前記発光体を覆うカバー部材と、前記発光体が取り付けられ前記発光体で発生する熱を放出する放熱体と、前記半導体素子を発光させる電源回路基板と、一端面から他端面まで連通する筒状であり、かつ前記電源回路基板を前記一端面から収納する収納ケースと、前記収納ケースの一端側に取り付けられる口金と、を備え、前記放熱体は、前記発光体が取り付けられる載置面部と、該載置面部の外周側に位置し、前記載置面部の面積よりも広い面積の上向平面部を有し、該上向平面部が前記カバー部材の外側に位置する。【選択図】図1
    • 要解决的问题:提供具有高辐射结构的电灯泡型照明装置。解决方案:一种电灯泡型照明装置,包括:发光体,包括一个或多个半导体元件; 覆盖所述发光体的盖构件; 散发器,发光体被附着到其上并散发在发光体中产生的热; 电源电路板,使半导体元件发光; 一个圆筒形状的存储盒,一个端面与另一个端面连通,并从该一个端面存储电源电路板; 以及附接在存储盒的一端上的盖。 散热器包括安装有发光体的安装表面部分和位于安装表面部分的外周上方的向上平坦部分,并且面积大于安装表面部分,向上平坦部分位于 盖子。
    • 10. 发明专利
    • Bulb type luminaire
    • BULB类型LUMINAIRE
    • JP2014165034A
    • 2014-09-08
    • JP2013035282
    • 2013-02-26
    • Hitachi Appliances Inc日立アプライアンス株式会社
    • FUJISAKI AKIKONAKAZATO NORIONOMURA KAZUOWARATANI JIROKAMIYA MASARUAWANO KOJIOKADA TAKASHI
    • F21S2/00F21V29/00F21Y101/02
    • PROBLEM TO BE SOLVED: To realize a bulb type luminaire capable of widening a light distribution angle while suppressing optical loss, and having total light flux equivalent to an incandescent lamp by enhancing heat radiation.SOLUTION: In a luminaire comprising a light source, a cover member which covers the light source, a housing which stores a power source circuit supplying predetermined electric power to the light source, and a base for supplying electric power to the power source circuit, a first light source has a light emission surface in the direction away from the base, and a second light source has a light emission surface in any other direction. The housing has a plurality of fins extending from the outer circumference of the housing to a part of the cover on the outer circumference of the housing, and when the bulb type luminaire is viewed from the side face, the one or more second light source are arranged between adjacent fins among the plurality of fins.
    • 要解决的问题:实现能够在抑制光损耗的同时加宽配光角度的灯泡型灯具,并且通过增强散热量具有与白炽灯等效的总光通量。解决方案:在包括光源的灯具中, 覆盖光源的构件,存储向光源供给预定电力的电源电路的壳体和用于向电源电路供电的基座,第一光源具有朝向远离方向的发光面 并且第二光源在任何其它方向具有发光表面。 壳体具有从壳体的外周延伸到壳体的外周上的盖的一部分的多个翅片,并且当从侧面观察灯泡型照明器时,一个或多个第二光源为 布置在所述多个翅片中的相邻翅片之间。