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    • 1. 发明授权
    • Electron gun for color cathode ray tube
    • 彩色阴极射线管用电子枪
    • US5146133A
    • 1992-09-08
    • US545719
    • 1990-06-29
    • Shoji ShiraiSatoru MiyamotoKazunari NoguchiMasahiro Miyazaki
    • Shoji ShiraiSatoru MiyamotoKazunari NoguchiMasahiro Miyazaki
    • H01J29/50
    • H01J29/503
    • An electron gun for a color cathode ray tube having a structure that a plate electrode to be provided within the focusing electrode is given the structure adding the external portion and providing in parallel three elliptical apertures in place of providing the cutout portion at the external portion, a plate electrode to be provided within the acceleration electrode is given the structure providing the cutout portion at the external portion and the vertical axis including the center of external elliptical portion is arranged outside the center axis when the side electron beam enters the main lens is capable of correcting astigmatism and satisfying static convergence. Moreover, rotation and deformation of plate electrode during assembling of electrode can be prevented by providing the straight line portion to the side beam apertures, aberration of lens to be generated at the main lens portion can be reduced and focus characteristic can also be stablized.
    • 用于彩色阴极射线管的电子枪具有这样一种结构,即在聚焦电极内设置的平板电极具有加上外部部分并且平行地提供三个椭圆形孔的结构,代替在外部设置切口部分, 在加速电极中设置的板状电极被赋予在外部设置切口部分的结构,并且当侧边电子束进入主透镜时,包括外部椭圆部分的中心的垂直轴布置在中心轴的外侧 矫正散光,满足静态收敛。 此外,通过在侧光束孔中设置直线部分,可以防止电极组装期间板电极的旋转和变形,可以减小在主透镜部分产生的透镜的像差,并且聚焦特性也可以稳定。
    • 2. 发明授权
    • Cathode ray tube having an overall length thereof shortened
    • 其长度缩短的阴极射线管
    • US06329747B1
    • 2001-12-11
    • US09478342
    • 2000-01-06
    • Kazunari NoguchiShoji ShiraiTomoki NakamuraYasuharu Yatsu
    • Kazunari NoguchiShoji ShiraiTomoki NakamuraYasuharu Yatsu
    • H01J2950
    • H01J29/503H01J2229/4841
    • The in-line type electron gun includes an electron beam generating section for generating and directing plural electron beams along toward a phosphor screen, and an electron beam focusing section for focusing the plural electron beams from the electron beam generating section onto the phosphor screen. The electron beam focusing section includes a focus electrode, at least one intermediate electrode and an anode supplied with a highest voltage arranged in the order named. The at least one intermediate electrode is supplied with an intermediate voltage between the highest voltage and a voltage supplied to the focus electrode. The following relationship is satisfied: 1.55≦D/L≦1.72, and 18.2 mm≦d≦26 mm,where D (mm) is a diagonal length of a usable display area of the phosphor screen, L (mm) is a distance from a center of the phosphor screen to an end of the anode facing toward the focus electrode, and d (mm) is an outside diameter of the neck portion.
    • 直列式电子枪包括:电子束产生部分,用于沿着荧光屏产生和引导多个电子束;以及电子束聚焦部分,用于将来自电子束产生部分的多个电子束聚焦到荧光屏上。 电子束聚焦部分包括聚焦电极,至少一个中间电极和被提供有按照所述顺序布置的最高电压的阳极。 至少一个中间电极被提供在提供给聚焦电极的最高电压和电压之间的中间电压。 满足以下关系:1.55 <= D / L <= 1.72和18.2mm <= d <= 26mm,其中D(mm)是荧光屏的可用显示面积的对角线长度,L(mm) 是从荧光屏的中心到面向聚焦电极的阳极的一端的距离,d(mm)是颈部的外径。
    • 3. 发明授权
    • Color cathode ray tube
    • 彩色阴极射线管
    • US06919675B2
    • 2005-07-19
    • US10644304
    • 2003-08-20
    • Go UchidaKenichi WatanabeShoji ShiraiKazunari Noguchi
    • Go UchidaKenichi WatanabeShoji ShiraiKazunari Noguchi
    • H01J29/48H01J29/50
    • H01J29/488H01J2229/4865
    • In an electron gun including a cathode, a control electrode, an acceleration electrode G2, a focusing electrode G3 and an anode, longitudinally elongated concave SL-V which surround an electron beam aperture G2-H and have a long axis in the vertical direction is formed at a focusing electrode G3 side of the acceleration electrode G2, and an electron beam aperture G3-BH formed at the acceleration electrode G2 side of the focusing electrode G3 is formed in a longitudinally elongated shape having a long axis in the vertical direction. Due to such a constitution of the present invention, non-uniformity of the beam spot shape attributed to a deflection quantity can be reduced whereby the optimum focusing can be realized over the whole area of a screen.
    • 在包括阴极,控制电极,加速电极G 2,聚焦电极G 3和阳极的电子枪中,包围电子束孔径G 2 -H的纵向细长凹入SL-V,并且在 在加速电极G 2的聚焦电极G 3侧形成垂直方向,并且形成在聚焦电极G 3的加速电极G 2侧的电子束孔G 3 -BH形成为具有 长轴在垂直方向。 由于本发明的这种结构,可以减少归因于偏转量的束斑形状的不均匀性,从而可以在屏幕的整个区域上实现最佳聚焦。
    • 4. 发明授权
    • Electron gun for color picture tube
    • 电子枪彩色显像管
    • US4851741A
    • 1989-07-25
    • US272911
    • 1988-11-18
    • Shoji ShiraiYoshiaki TakahashiMasaaki YamauchiMasayoshi FuruyamaKazunari NoguchiSakae Ishii
    • Shoji ShiraiYoshiaki TakahashiMasaaki YamauchiMasayoshi FuruyamaKazunari NoguchiSakae Ishii
    • H01J29/50
    • H01J29/503H01J2229/4841
    • An electron gun for color picture tube wherein a focusing electrode adjacent to an acceleration electrode supplied with highest voltage includes two members comprising a first member and a second member, wherein a platelike correction electrode extended into the inside of the first member through a single opening formed in an end face of the first member opposed to the second member is so disposed above and below electron beam passage holes formed in an end face of the second member located at the opposite side with respect to the accelerating electrode and opposed to the first member as to be electrically in contact with the second member, wherein constant voltage is applied to the first member, and wherein voltage so changed in synchronism with electron beam deflection as to have a value increased with increase in the amount of deflection is applied to the second member.
    • 一种用于彩色显象管的电子枪,其中与提供有最高电压的加速电极相邻的聚焦电极包括两个构件,包括第一构件和第二构件,其中板状补偿电极通过形成的单个开口延伸到第一构件的内部 在与第二构件相对的第一构件的端面中,设置在形成在位于相对于加速电极的相对侧的第二构件的端面中的电子束通过孔的上方和下方,并且与第一构件相对, 与第二构件电接触,其中对第一构件施加恒定电压,并且其中与电子束偏转同步地改变为具有随着偏转量的增加而增加的值的电压被施加到第二构件 。
    • 5. 发明授权
    • Color cathode-ray tube having a dynamic focus voltage
    • 具有动态聚焦电压的彩色阴极射线管
    • US06407491B1
    • 2002-06-18
    • US09381857
    • 1999-09-27
    • Kazunari NoguchiShoji ShiraiYuichi Inoue
    • Kazunari NoguchiShoji ShiraiYuichi Inoue
    • H01J2956
    • H01J29/503H01J2229/4841H01J2229/4886
    • A cathode-ray tube that has an electron gun including a final-stage main lens made up of a last accelerating electrode and a focusing electrode and having a focus action stronger in horizontal direction than in vertical direction, an electron lens of a first kind formed between the divided focus electrodes and having a focus action stronger in the vertical direction than the horizontal direction to vary the cross sectional shape of an electron beam with an increase of the deflection amount, an electron lens of a second kind formed between the divided focus electrodes for weakening the lens strength with an increase of the deflection amount of an electron beam, and an electron lens of a third kind made up of at least one electrode constituting a three electrode section and having a focus action stronger in the horizontal direction than in the vertical direction. The dynamic focus voltage which decreases with an increasing deflection amount is reduced. The horizontal diameter of an electron beam spot is reduced on the central area of the screen.
    • 一种具有电子枪的阴极射线管,其包括由最后的加速电极和聚焦电极构成的末级主透镜,并且在水平方向上具有比垂直方向更强的聚焦作用,形成第一种电子透镜 在分割的聚焦电极之间并且具有比水平方向在垂直方向上更强的聚焦作用,以随着偏转量的增加来改变电子束的横截面形状,形成在分割的聚焦电极之间的第二类型的电子透镜 用于随着电子束的偏转量的增加而减弱透镜强度,以及由构成三电极部分的至少一个电极构成的第三类电子透镜,并且在水平方向上的聚焦作用比在 垂直方向 随着偏移量的增加而减小的动态聚焦电压降低。 电子束斑点的水平直径在屏幕的中心区域减小。
    • 7. 发明授权
    • Color cathode ray tube having an improved electron gun
    • 具有改进的电子枪的彩色阴极射线管
    • US06624562B2
    • 2003-09-23
    • US10214368
    • 2002-08-08
    • Go UchidaShoji Shirai
    • Go UchidaShoji Shirai
    • H01J2950
    • H01J29/503H01J2229/4841
    • Each of an anode and one of the sub-electrodes of a main lens of a shadow mask color cathode ray tube includes a first member having a single opening in their facing ends, and a second member having three beam apertures, wherein (A+566)/106>H−2×S is satisfied, where A is V1×V2×T, V1 is a vertical diameter of the opening, V2 is a vertical diameter of the center beam aperture, T is a distance between the opening and the second electrode member, H is a horizontal diameter of the opening, S is P×L/Q, where P is a horizontal center-to-center spacing between adjacent phosphor elements, Q is a spacing between the phosphor screen and the shadow mask, and L is a distance between the shadow mask and the opening in the first member.
    • 阴罩彩色阴极射线管的主透镜的阳极和子电极中的每一个包括在其相对端部具有单个开口的第一构件和具有三个光束孔的第二构件,其中满足以下A 是V1xV2xT,V1是开口的垂直直径,V2是中心梁孔的垂直直径,T是开口和第二电极部件之间的距离,H是开口的水平直径,S是PxL / Q 其中P是相邻磷光体元件之间的水平中心到中心间隔,Q是荧光屏和荫罩之间的间隔,L是荫罩与第一构件中的开口之间的距离。
    • 8. 发明授权
    • Cathode ray tube including an electron gun having specific relation between axial length of focus electrode and lens-screen distance
    • 阴极射线管包括电子枪,其具有在聚焦电极的轴向长度与透镜屏距之间的特定关系
    • US06507143B2
    • 2003-01-14
    • US09769281
    • 2001-01-26
    • Shoichi WakitaYasuo TanakaToshio NakayamaNobuyuki SuzukiShoji Shirai
    • Shoichi WakitaYasuo TanakaToshio NakayamaNobuyuki SuzukiShoji Shirai
    • H01J2946
    • H01J29/488H01J29/485H01J2229/481H01J2229/4817H01J2229/4824
    • A cathode ray tube has an anode of a large-diameter cylinder portion on its phosphor screen side and a small-diameter cylinder portion on its cathode side connected together, and a focus electrode formed of a large-diameter cylinder portion of a diameter larger than that of the small-diameter cylinder portion of the anode and a small-diameter cylinder portion having a diameter smaller than that of the small-diameter cylinder portion of the anode, the large-diameter and small-diameter cylinder portions being connected together. The large-diameter cylinder portion of the focus electrode is disposed concentrically within the large-diameter cylinder portion of the anode. The anode and a first electrode facing a cathode side end of the focus electrode are electrically connected together within the cathode ray tube. The following relationship is satisfied: −LP+184.9≧LG4≧0.0004 LP3−0.1571 LP2+21.006 LP−922.41, LP≧131.7, where LG4 (mm) is an axial length of the focus electrode, and LP (mm) is a distance from a phosphor screen side end of the focus electrode to a center of the phosphor screen.
    • 阴极射线管在其荧光屏侧具有大直径筒部的阳极和连接在一起的阴极侧的小直径筒部,以及由直径大于 阳极的小直径圆筒部分和小直径圆筒部分的直径小于阳极的小直径圆筒部分的小直径圆筒部分,大直径圆筒部分和小直径圆筒部分连接在一起。 聚焦电极的大直径圆筒部分同心地设置在阳极的大直径圆筒部分内。 阳极和面向聚焦电极的阴极侧端的第一电极在阴极射线管内电连接在一起。 满足以下关系:-LP + 184.9> = LG4> = 0.0004 LP3-0.1571 LP2 + 21.006 LP-922.41,LP> = 131.7,其中LG4(mm)是聚焦电极的轴向长度,LP(mm) 是从聚焦电极的荧光屏侧端到荧光屏的中心的距离。
    • 9. 发明授权
    • Color cathode ray tube having an internal voltage divider
    • 具有内部分压器的彩色阴极射线管
    • US6133683A
    • 2000-10-17
    • US98740
    • 1998-06-17
    • Tetsuya EnomotoHidemasa KomoroShoji Shirai
    • Tetsuya EnomotoHidemasa KomoroShoji Shirai
    • H01J29/48H01J29/96H01J29/50
    • H01J29/485H01J29/96H01J2229/966
    • A color cathode ray tube includes an evacuated envelope having a panel portion with a phosphor screen formed on an inner surface thereof, a neck portion, and a funnel portion connecting the panel portion and the neck portion, and an electron gun housed in the neck portion. The electron gun has a cathode and a plurality of focus grid electrodes including grid electrodes for forming a multistage focus lens for focusing an electron beam emitted from the cathode. The cathode and the focus grid electrodes are fixed in predetermined axially spaced relationship by a pair of bead glass. The electron gun is provided with a voltage divider for producing at least one voltage other than a voltage supplied from outside the evacuated envelope, the voltage divider is made of at least one resistor and is fabricated as a separate element from the bead glass, and at least one of bead glass is provided with a recess for receiving the voltage divider in a surface thereof on a side thereof facing away from the cathode and the focus grid electrodes.
    • 彩色阴极射线管包括:抽真空的外壳,具有在其内表面上形成有荧光屏的面板部分,颈部和连接面板部分和颈部的漏斗部分,以及容纳在颈部中的电子枪 。 电子枪具有阴极和多个聚焦栅格电极,包括用于形成用于聚焦从阴极发射的电子束的多层聚焦透镜的栅格电极。 阴极和焦点栅极通过一对珠玻璃以预定的轴向间隔的关系固定。 电子枪设置有分压器,用于产生除了从真空外壳外部提供的电压以外的至少一个电压,分压器由至少一个电阻器制成,并且被制造为与珠玻璃分开的元件,并且在 珠玻璃中的至少一个设置有用于在其背离阴极和焦点栅极的一侧的表面中接收分压器的凹部。
    • 10. 发明授权
    • Color cathode ray tube having a small neck diameter
    • 具有小颈径的彩色阴极射线管
    • US5942844A
    • 1999-08-24
    • US949436
    • 1997-10-14
    • Tomoki NakamuraShoji ShiraiGo UchidaShinichi KatoKenichi WatanabeMamoru Tsuzurahara
    • Tomoki NakamuraShoji ShiraiGo UchidaShinichi KatoKenichi WatanabeMamoru Tsuzurahara
    • H01J29/86H01J29/50H01J31/20H01J29/51H01J29/62
    • H01J29/503
    • A color cathode ray tube has a phosphor screen and an in-line electron gun. Each of the focus electrode and the anode of has a single opening for passing three electron beams. The single opening has a diameter larger in a horizontal direction than a diameter thereof in a vertical direction. Each of the focus electrode and the anode has a plate electrode placed therein and forming apertures for passing the three electron beams respectively. The focus electrode and the anode forms a main lens therebetween. The distance from the main lens to the phosphor screen is 360 mm or less, the outside diameter T in mm of the neck portion of the evacuated envelope housing the electron gun satisfies 23.5 mm.ltoreq.T.ltoreq.25.3 mm, the value D in mm of twice the distance from the center of a trajectory of a side electron beam to a vertical edge of the single opening in each of the focus electrode and the anode satisfies 6.5 mm
    • 彩色阴极射线管具有荧光屏和直列式电子枪。 聚焦电极和阳极中的每一个具有用于通过三个电子束的单个开口。 单个开口在水平方向上的直径比垂直方向上的直径大。 聚焦电极和阳极中的每一个具有放置在其中的平板电极并且分别形成用于通过三个电子束的孔。 聚焦电极和阳极在其间形成主透镜。 从主透镜到荧光屏的距离为360mm以下,容纳电子枪的真空外壳的颈部的外径T(mm)为23.5mm×T = 25.3mm,值D 在侧面电子束轨迹的中心与聚焦电极和阳极中的单个开口的垂直边缘的距离的两倍的距离为mm,为6.5mm / = 2S。