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    • 3. 发明授权
    • Electrochromic display devices
    • 电致变色显示装置
    • US4752119A
    • 1988-06-21
    • US765463
    • 1985-08-14
    • Toshihiko UenoYasutaka Shimidzu
    • Toshihiko UenoYasutaka Shimidzu
    • C09K9/02G02F1/15G02F1/23
    • G02F1/1521C09K9/02
    • An electrochromic display devices using a specific type of diphenylamine as an electrochromic material is described. The diphenylamine compound, which is dissolved in an inert solvent along with an electrolyte, can undergo electrochemically reversible color formation and erasure reactions and form two different colors at one of electrodes on application of two different potentials across the electrodes. Multicolor devices are also described in which the diphenylamine compound capable of forming colors by oxidation is used in combination with an anthraquinone compound which is capable of forming a color, different from the colors of the oxidized species of the diphenylamine coumpound, at the same electrode by reduction.
    • 描述使用特定类型的二苯胺作为电致变色材料的电致变色显示装置。 与电解质一起溶解在惰性溶剂中的二苯胺化合物可以在电极上进行电化学上可逆的成色和擦除反应,并且在电极上施加两个不同电位的电极之间形成两种不同的颜色。 还描述了多色装置,其中能够通过氧化形成颜色的二苯胺化合物与能够在同一电极上形成与二苯胺基团的氧化物种的颜色不同的颜色的蒽醌化合物组合使用 减少。
    • 6. 发明授权
    • Transmissive liquid crystal display having prism lens film for light
illumination and wave lens film for light diffusion
    • 具有用于光照射的棱镜透镜膜和用于光扩散的波长透镜膜的透射式液晶显示器
    • US5557433A
    • 1996-09-17
    • US387606
    • 1995-02-13
    • Muneo MaruyamaToshihiko UenoHiroshi HadaMasatake Baba
    • Muneo MaruyamaToshihiko UenoHiroshi HadaMasatake Baba
    • G02F1/1335G02F1/13357
    • G02F1/133524G02F1/133504G02F1/1336G02F2001/133607G02F2201/38
    • In a TN LCD, a prism lens film and a wave lens film are disposed on the incoming and outgoing sides of a liquid crystal panel, respectively, to obtain an image wide in visual angle and good in its quality. Thus, outgoing light having a sharp directivity, can be obtained from light emitted from a surface illuminant and having a gradually varying directional property by the prism lens film. Further, with a louver film provided in front of the prism lens film, all the light traveling in the diagonal direction can be cut off so that substantially parallel light enter the liquid crystal panel. Since the light in which a variation in retardation is next to nothing, is diffused by the wave lens film, a wide visual-angle representation free of a dependence on the visual angle can be obtained. In order to prevent the image from being turned white due to the reflection of external light and obtain an image of satisfactory quality, which is high in contrast ratio, the front surface of the wave lens film is coated with a multilayer film. Further, both surfaces of the liquid crystal panel and the wave lens film, which are opposed to each other, are coated with multilayer films. Furthermore, an improvement in performance can be carried out by providing a louver film between the prism lens film and the liquid crystal panel.
    • 在TN LCD中,棱镜透镜膜和波片透镜膜分别设置在液晶面板的入射侧和出射侧,以获得视角宽的图像并且其质量良好。 因此,具有尖锐方向性的出射光可以从由表面光源发出的光获得,并且通过棱镜透镜膜具有逐渐变化的方向性。 此外,利用设置在棱镜透镜膜前方的百叶片,可以切断沿对角线方向移动的所有光,使得大致平行的光进入液晶面板。 由于延迟的变化在光之后无差别的光被波形透镜膜扩散,所以可以获得对视角没有依赖性的广视角表示。 为了防止由于外部光的反射而使图像变白,并获得了对比度高的令人满意的质量的图像,波面透镜膜的前表面被涂覆有多层膜。 此外,彼此相对的液晶面板和波形透镜膜的两个表面都涂覆有多层膜。 此外,可以通过在棱镜透镜膜和液晶面板之间设置百叶窗膜来实现性能的提高。
    • 8. 发明授权
    • Pin tractor
    • 拖拉机
    • US4614287A
    • 1986-09-30
    • US737539
    • 1985-05-24
    • Toshihiko UenoSadao Tanimoto
    • Toshihiko UenoSadao Tanimoto
    • B41J11/30B65H20/20G03B1/30
    • B41J11/30B65H20/20
    • Pin tractors which are used in various printers, typewriters, etc. for use as output devices for electronic computers, especially for personal computers. This pin tractor has a synthetic resin frame around which a belt carrying pins is wound revolvably and a presser member made of synthetic resin supported revolvably by said frame. Blank paper having feed perforations at its both edges is held between said frame and said presser member. Pins of said belt carrying pins are engaged with feed perforations of blank paper for feeding blank paper. Said presser member has pawl parts and said frame has concaves to correspond to said pawl parts. Said pawl parts are fitted in said concaves to keep said presser member opened in the specific degree.
    • 用于各种打印机,打字机等的拖拉机用作电子计算机的输出设备,特别是用于个人计算机。 该销子拖拉机具有合成树脂框架,围绕该合成树脂框架,带状承载销可旋转地卷绕,并且由合成树脂制成的压紧构件由所述框架可旋转地支撑。 在其两个边缘处具有进给穿孔的空白纸张保持在所述框架和所述按压构件之间。 所述皮带承载销的销与空白纸的进给穿孔接合以供给空白纸。 所述压脚构件具有棘爪部分,并且所述框架具有对应于所述棘爪部分的凹部。 所述棘爪部件装配在所述凹部中,以使所述按压部件保持特定的程度。