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    • 53. 发明授权
    • Optical disk of polycarbonate
    • 聚碳酸酯的光盘
    • US4978578A
    • 1990-12-18
    • US225052
    • 1988-07-27
    • Tatsuya KannoIkuo TakahashiKenichi SasakiYoshiro IguchiYutaka Fukuda
    • Tatsuya KannoIkuo TakahashiKenichi SasakiYoshiro IguchiYutaka Fukuda
    • C08G64/06G11B7/253
    • G11B7/253C08G64/06Y10S428/913Y10T428/31507
    • An optical disk of the invention comprises a substrate of an aromatic polycarbonate obtained by polymerizing one or two monomers polymerized through carbonate linkages and a recording layer coated thereon, said recording layer being recordable and readable by a laser beam,the monomer being selected from the group consisting of:(a-1) 1,1'-bis-(4-hydroxyphenyl)-p-diisopropylbenzene(a-2) 1,1'-bis-(4-hydroxyphenyl)-m-diisopropylbenzene,(b-1) 2,2-bis-(4-hydroxyphenyl)propane,(b-2) 2,2-bis-(4-hydroxyphenyl)butane,(b-3) 2,2-bis-(4-hydroxyphenyl)-4-methylpentane,(b-4) 2,2-bis-(4-hydroxyphenyl)octane,(b-5) 1,1-bis-(4-hydroxyphenyl)cyclohexane,(b-6) 4,4'-dihydroxy-2,2,2-triphenylethane,(b-7) 2,2-bis-(4-hydroxy-3-methylphenyl)propane,(b-8) 2,2-bis-(4-hydroxy-3-isopropylphenyl)propane,(b-9) 2,2-bis-(4-hydroxy-3-sec.-butylphenyl)propane,(b-10) 2,2-bis-(3,5-dimethyl-4-hydroxyphenyl)propane,the polycarbonate being selected from the group consisting of:(I) a copolymer of 3 to 97 mole percent of (a-1) and 97 to 3 mole percent of one of (b-1) to (b-10),(II) a homopolymer of (a-1) and(III) a copolymer of 3 to 97 mole percent of (a-2) and 97 to 3 mole percent of one of (b-1), (b-5), (b-6), (b-10) and (a-1).
    • 本发明的光盘包括通过聚合通过碳酸酯键聚合的一种或两种单体和其上涂覆有记录层而获得的芳族聚碳酸酯的基材,所述记录层可由激光束记录和读取,所述单体选自组 由(a-1)1,1'-双 - (4-羟基苯基) - 对二异丙基苯(a-2)1,1'-双 - (4-羟基苯基) - 间二异丙苯,(b-1 )2,2-双 - (4-羟基苯基)丙烷,(b-2)2,2-双 - (4-羟基苯基)丁烷,(b-3)2,2-双 - (4-羟基苯基)-4 (b-4)2,2-双 - (4-羟基苯基)辛烷,(b-5)1,1-双 - (4-羟基苯基)环己烷,(b-6)4,4'-二羟基 -2,2,2-三苯基乙烷,(b-7)2,2-双 - (4-羟基-3-甲基苯基)丙烷,(b-8)2,2-双 - (4-羟基-3-异丙基苯基 )丙烷,(b-9)2,2-双 - (4-羟基-3-仲丁基苯基)丙烷,(b-10)2,2-双 - (3,5-二甲基-4-羟基苯基) 丙烷,所述聚碳酸酯选自:(I)3至97摩尔%的共聚物 (a-1)和(III)的均聚物(a-1)和97〜3摩尔%的(b-1)〜(b-10),(II) (a-2)和(b-1),(b-5),(b-6),(b-10)和(a-1)之一的(a-2)和97〜3摩尔%的百分比。
    • 54. 发明授权
    • Light distribution of headlight beam
    • 大灯光束的分布
    • US4679935A
    • 1987-07-14
    • US664828
    • 1984-10-25
    • Yutaka FukudaKoji MinagawaHiroichi NabeshimaKoihiro MunekiYoshikatsu AsanoKazuo AokiYutaka Ishizaka
    • Yutaka FukudaKoji MinagawaHiroichi NabeshimaKoihiro MunekiYoshikatsu AsanoKazuo AokiYutaka Ishizaka
    • G01M11/06G01J1/00
    • G01M11/065G01M11/064
    • A method and apparatus for determining or adjusting a projecting direction of a light beam emitted from an automobile headlight is provided. In a first aspect of the present invention, the peripheral region of a light beam is used in determining its projecting direction. In particular, a region definable in a light pattern of the projected beam having a proportionality relation between log S and I, where S indicates the value of an area having light intensity I or above, is determined and its outer contour or any predetermined point in the contour is used in determining the projecting direction. In a second aspect, apparatus for determining a projecting direction of a light beam emitted from an automobile headlight includes an indicator which automatically indicates a predetermined position of a light pattern of the light beam projected. In a third aspect, there is provided a system for automatically adjusting a projecting direction of a light beam if it deviates from a predetermined direction using a motor engageable with a mounting structure of the headlight.
    • 提供了一种用于确定或调整从汽车前灯照射的光束的投射方向的方法和装置。 在本发明的第一方面中,光束的周边区域用于确定其投射方向。 特别地,确定具有log S和I之间的比例关系的投影光束的光图案区域,其中S表示具有光强度I或更高的区域的值,并且其外轮廓或任何预定点在 轮廓用于确定投影方向。 在第二方面中,用于确定从汽车前灯发射的光束的投影方向的装置包括自动指示投射的光束的光图案的预定位置的指示器。 在第三方面中,提供一种系统,用于如果使用可与前灯的安装结构接合的电动机偏离预定方向,则自动调节光束的投射方向。
    • 59. 发明授权
    • Liquid crystal module
    • 液晶模块
    • US08174644B2
    • 2012-05-08
    • US12792210
    • 2010-06-02
    • Yutaka Fukuda
    • Yutaka Fukuda
    • G02F1/1333
    • G02F1/133605G02F1/133604G02F1/133611G02F2201/465
    • A liquid crystal module is provided. A light reflective sheet is provided on a bottom plate of a rear frame. A cold cathode tube is provided on the light reflective sheet in the rear frame. A pair of left and right covers which are made of the light reflective sheet are disposed inside left and right side plates of the rear frame to cover over both end portions of the cold cathode tube. Each of the covers includes an inclined sheet portion inclined downwardly toward the inside of the rear frame; an upper edge portion bent outwardly from an upper end of the inclined sheet portion; and a insertion piece protruded inwardly from a lower end of the inclined sheet portion. The upper edge portion is mounted on a support plate portion provided in an upper end of each of the left and right side plates of the rear frame and fixed to the support plate portion with a fixture. The insertion piece is inserted and fixed between the bottom plate of the rear frame and the light reflective sheet through a cut portion formed at each of left and right end portions of the light reflective sheet.
    • 提供了一种液晶模块。 在后框架的底板上设置有光反射片。 在后框架的光反射片上设置冷阴极管。 由光反射片制成的一对左右盖设置在后框架的左右侧板的内侧,以覆盖冷阴极管的两端部。 每个盖包括朝向后框架的内侧向下倾斜的倾斜片部分; 从所述倾斜片部的上端向外弯曲的上缘部; 以及从所述倾斜片部的下端向内突出的插入片。 上边缘部分安装在设置在后框架的左右侧板的上端的支撑板部分上,并用固定件固定到支撑板部分。 插入片通过形成在光反射片的左右两端部的切断部插入固定在后框架的底板与光反射片之间。