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    • 1. 发明专利
    • 照明装置および広配光レンズ
    • 照明装置和宽光分配镜
    • JP2014216259A
    • 2014-11-17
    • JP2013094491
    • 2013-04-26
    • 株式会社東芝Toshiba Corp東芝マテリアル株式会社Toshiba Materials Co Ltd
    • ONO HIROSHIKATO MITSUAKIKUNO KATSUMIKONDO HIROYASUTSUDA RYOJI
    • F21S2/00F21V5/00F21V5/04F21V29/00G02B3/02G02B3/04G02B17/08H01L33/00
    • F21V5/04F21K9/232F21K9/61F21K9/66F21K9/68F21K9/69F21V3/00F21V7/0091F21Y2115/10G02B19/0028G02B19/0061
    • 【課題】本発明は、配光角を十分に確保しつつ光学素子をコンパクト化することができ、しかも、光学素子の加工を容易に行える照明装置を得ることにある。【解決手段】照明装置は、発光面を有する光源と、発光面の重心を通って発光面と直交する方向に沿う軸線に対して回転対称となる形状を有するとともに光源の光が透過する光学素子と、を備えている。光学素子は、軸線に沿って設けられた貫通孔と、発光面に面するとともに貫通孔が開口された入射面と、入射面の外周縁から軸線を取り囲むように光源から遠ざかる方向に延出された射出面と、貫通孔を規定するように射出面の先端縁と貫通孔に臨む入射面の内周縁との間を結ぶ全反射面と、を含んでいる。全反射面は、入射面から光学素子に入射された光源の光を射出面に向けて全反射させるように構成されている。【選択図】図2
    • 要解决的问题:获得能够确保足够的配光角度的光学元件紧凑的照明装置,并且还能够容易地执行光学元件的处理。照明装置包括:光源,其具有 发光面; 以及光学元件,其通过使发光面的重心通过,并且其中光源的光透射,具有相对于沿着与发光表面正交的方向的轴线旋转对称的形状。 光学元件包括:沿轴线设置的通孔; 面向所述发光面并且所述通孔被打开的入射面; 从远离光源的方向延伸的发射面,从入射面的外周缘围绕轴线; 以及连接发射面的前端边缘和面向通孔的入射面的内周边缘以便调节通孔的全反射面。 全反射面被配置为使得从入射表面入射到光学元件中的光源的光被全面地反射到发射表面。
    • 2. 发明专利
    • White led lighting device
    • 白色LED照明设备
    • JP2014063614A
    • 2014-04-10
    • JP2012207459
    • 2012-09-20
    • Toshiba Corp株式会社東芝Toshiba Materials Co Ltd東芝マテリアル株式会社
    • ONO HIROSHIKATO MITSUAKIKUNO KATSUMIMOTOMIYA YOSHINORISHIRATO MASATAKAYAMAMOTO YUICHIROHAYASHIBARA HIROMICHIHIRONO MASATOSHIMORINO TSUYOSHI
    • F21V8/00F21Y101/02
    • F21K9/64F21K9/52F21K9/61F21V9/16F21V29/89H01L33/507H01L33/54H01L33/60
    • PROBLEM TO BE SOLVED: To provide a white LED lighting device which has low loss and low heat generation, and is compact.SOLUTION: A white LED lighting device includes: an LED light source (11) which emits light of ultra-violet light region or visible light region; an axially symmetrical transparent member (12) which is disposed so as to cover the LED light source therewith and is transparent to visible light; and an axially symmetrical light scattering member (13) which is separated from the LED light source and is arranged on an internal part of the axially symmetrical transparent member. A closest approach distance Lbetween the LED light source and the axially symmetrical light scattering member and an area C of the light emission surface of the LED light source satisfy a predetermined relation, a length Lof the axially symmetrical light scattering member and an absorption coefficient μ(1/mm) of the axially symmetrical light scattering member satisfy a predetermined relation, and a diameter dof the bottom surface of the axially symmetrical light scattering member, the closest approach distance Land a refractive index n of the axially symmetrical transparent member satisfy a predetermined relation.
    • 要解决的问题:提供一种具有低损耗和低发热,并且紧凑的白光LED照明装置。解决方案:一种白色LED照明装置,包括:LED光源(11),其发射紫外光区域 或可见光区域; 轴向对称的透明构件(12),其被设置成覆盖LED光源并对可见光透明; 以及与LED光源分离并且布置在轴向对称的透明构件的内部上的轴对称的光散射构件(13)。 LED光源与轴向对称的光散射构件之间的最接近距离L和LED光源的发光面的面积C满足预定关系,轴对称光散射构件的长度L和吸收系数μ( 轴对称的光散射构件满足预定关系,并且在轴向对称的光散射构件的底面的直径为轴向对称的透明构件的最接近距离Land的折射率n满足预定关系 。
    • 4. 发明专利
    • Illumination device and light guide member
    • 照明装置和光导向构件
    • JP2014191920A
    • 2014-10-06
    • JP2013064622
    • 2013-03-26
    • Toshiba Corp株式会社東芝
    • ONO HIROSHIYAMAMOTO YUICHIROKATO MITSUAKITAKAMATSU TOMONAOSHIRATO MASATAKAHAYASHIBARA HIROMICHITAMURA HIDEOYAMAMOTO MASAHIKO
    • F21V8/00F21S8/04F21V29/00F21Y101/02
    • G02B6/005F21K9/20F21V2200/20F21Y2115/10G02B6/0021G02B6/0036G02B6/0043G02B6/0046G02B6/0061G02B6/0085
    • PROBLEM TO BE SOLVED: To provide an illumination device and a light guide member capable of efficiently emitting light from an emission surface such that the light arrives at an end portion of a light guide plate without losing transparent feeling.SOLUTION: A light guide unit 10 includes: a curved surface 10c in a region of a rear surface 10b farther than a first position A on the rear surface 10b away from an axis 110 passing through an emission surface 10a and the rear surface 10b by a first distance r; and a rough surface 10d in a region of the emission surface 10a farther than a second position B on the emission surface 10a away from the axis 110 by a second distance rin a direction identical to a direction from the axis 110 to the first position A. Providing that an intersection between the axis 110 and the rear surface 10b serves as an origin and that a direction of the axis 110 from the rear surface 10b toward the emission surface 10a is positive, a normal of the curved surface 10c crosses the axis 110 on a positive side of the axis 110, and an angle on the emission surface 10a at the second position B formed between a normal vector from the rear surface 10b toward the emission surface 10a and a vector from the curved surface 10c toward the second position B is equal to or greater than a critical angle.
    • 要解决的问题:提供一种照明装置和导光构件,其能够有效地从发射表面发射光,使得光到达导光板的端部而不会失去透明感。解决方案:导光单元10 包括:背面10b的比后表面10b上的第一位置A远离穿过发射表面10a的轴线110和后表面10b延伸第一距离r的区域中的曲面10c; 以及在发射表面10a的区域中的远离轴线110的距离与从轴线110到第一位置A的方向相同的方向上的第二距离的发射表面10a的区域中的粗糙表面10d。 提供轴线110和后表面10b之间的交点作为原点,并且轴线110从后表面10b朝向出射表面10a的方向为正,弯曲表面10c的法线与轴线110交叉 在轴线110的正侧,在从后表面10b向发射面10a的法线向量和从曲面10c向第二位置B的矢量之间形成的第二位置B的出射面10a上的角度为 等于或大于临界角。
    • 9. 发明专利
    • Heat exchanger and method of manufacturing the same
    • 热交换器及其制造方法
    • JP2012193882A
    • 2012-10-11
    • JP2011057129
    • 2011-03-15
    • Toshiba Corp株式会社東芝
    • SHINDO TAKAHIKOKATO MITSUAKITAKAMATSU TOMONAOKUNO KATSUMIHONGO TAKUYAKITO TADASHIMATSUOKA TAKASHIKUBOTANI SATORUHARAGUCHI SATOSHIKURI YUUJI
    • F28F3/08
    • PROBLEM TO BE SOLVED: To provide a heat exchanger having the high efficiency of heat exchanging, and to provide a method of manufacturing the same.SOLUTION: In the heat exchanger, thin plates are laminated sequentially so as to mutually communicate between holes of the thin plate and adjacent thin plate, and the heat exchanger has a thin plate laminate in which a plurality of channels penetrating in the lamination direction are formed. The plurality of channels includes a first channel group configured by a plurality of first channels in which a first heat transfer medium flows and a second channel group configured by a plurality of second channels in which a second heat transfer medium flows. In a 2D projection plane viewing, at least one of a relative position and shape of the holes of the thin plates is changed to laminate the thin plates, and thereby the first channel 4 and the second channel 5 are next to each other and closely arranged so that heat transfer occurs in at least two different directions in the thin film laminate.
    • 要解决的问题:提供具有高效热交换的热交换器,并提供其制造方法。 解决方案:在热交换器中,依次层叠薄板,以便在薄板和相邻的薄板的孔之间相互连通,并且热交换器具有薄板层压件,其中多个通道穿透层压 方向形成。 多个通道包括由第一传热介质流动的多个第一通道和由第二传热介质流动的多个第二通道构成的第二通道组构成的第一通道组。 在2D投影平面观察中,改变薄板的孔的相对位置和形状中的至少一个以层叠薄板,由此第一通道4和第二通道5彼此相邻并且紧密排列 使得在薄膜层压体中的至少两个不同方向上发生热传递。 版权所有(C)2013,JPO&INPIT
    • 10. 发明专利
    • Lighting apparatus
    • 照明设备
    • JP2012181966A
    • 2012-09-20
    • JP2011043040
    • 2011-02-28
    • Toshiba Corp株式会社東芝
    • KUNO KATSUMIKATO MITSUAKISUZUKI TOMOYUKITAKAMATSU TOMONAOKUGIMIYA TETSUYA
    • F21S2/00F21Y101/02
    • F21V29/004F21K9/232F21V3/00F21V29/74F21V29/773F21V29/83F21V29/89F21Y2105/10F21Y2115/10
    • PROBLEM TO BE SOLVED: To provide a lighting apparatus with temperature rise restrained of a light-emitting element and a power source circuit, and achieving a wide light distribution.SOLUTION: The lighting apparatus is provided with a board, base, globe, housing, and a cap part. The board is provided with a light-emitting element. The base has a first and a second sides, the former having the board mounted and thermally connected with the same. The globe is fitted to the base so as to cover the light-emitting element. The housing is provided with a cylindrical radiating body with a first and a second end parts opened for air to distribute, mounted on the second side so as the first end part to be set opposed to the second side and yet to allow a gap between the first end part and the base, and is thermally connected with the base. The cap part is mounted on the housing in opposition to the second end part and so as to allow a gap against the second end part. The first end part is positioned further toward a cap part side than the maximum diameter part of the globe where a length of the globe in a radial direction gets maximum.
    • 解决的问题:为了提供一种抑制发光元件和电源电路的温升的照明装置,并且实现宽的光分布。

      解决方案:照明装置设置有板,基座,球体,壳体和帽部。 板上设有发光元件。 底座具有第一侧和第二侧,前者具有安装板并与其热连接。 将球体安装在基座上以覆盖发光元件。 壳体设置有圆柱形辐射体,其具有第一和第二端部部分,该第一和第二端部部分开放以便分布,安装在第二侧上,使得第一端部被设置为与第二侧面相对并且还允许 第一端部和底座,并且与基座热连接。 帽部分与第二端部相对地安装在壳体上,以便允许与第二端部部分的间隙。 第一端部被定位成比球形体的最大直径部分更靠近帽部分侧,其中球形体在径向上的长度最大。 版权所有(C)2012,JPO&INPIT