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公开(公告)号：JP2005322526A
公开(公告)日：2005-11-17
申请号：JP2004140065
申请日：2004-05-10
Applicant: Toshiba Corp , 株式会社東芝
Inventor： YOKOTA MASAHIRO , FURUYA MASAAKI
CPC classification number: H01J9/242 , H01J29/864 , H01J31/127 , H01J2329/8625
Abstract: PROBLEM TO BE SOLVED: To provide an image display device of plane type which can be manufactured efficiently without making damage to a spacer member and to provide its manufacturing method.
SOLUTION: A spacer structure 22 is provided between a first substrate 10 and a second substrate 12 arranged opposed to each other with a space. The spacer structure has a plurality of support parts supported by either one of the first substrate and the second substrate at the outside of the picture display region, and at least one of the support parts has a tension granting mechanism 36, 38 on the surface of the first and the second substrate which grants to the spacer structure a tension along the parallel direction with the first and the second substrate surface by a pressurized force in perpendicular direction.
COPYRIGHT: (C)2006,JPO&NCIPIAbstract translation: 要解决的问题：提供可以有效制造而不损坏间隔件的平面型图像显示装置，并提供其制造方法。 解决方案：间隔结构22设置在彼此相对布置的空间上的第一基板10和第二基板12之间。 间隔结构具有在图像显示区域的外侧由第一基板和第二基板中的任一个支撑的多个支撑部分，并且支撑部件中的至少一个在其表面上具有张力赋予机构36,38 所述第一和第二基板通过在垂直方向上的加压力向所述间隔件结构施加沿着与所述第一和第二基板表面的平行方向的张力。 版权所有（C）2006，JPO＆NCIPI
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12.发明专利
公开(公告)号：JP2005259471A
公开(公告)日：2005-09-22
申请号：JP2004068056
申请日：2004-03-10
Applicant: Toshiba Corp , 株式会社東芝
Inventor： ENOMOTO TAKASHI , YAMADA AKIYOSHI , YOKOTA MASAHIRO
Abstract: PROBLEM TO BE SOLVED: To provide a manufacturing method and a manufacturing device of an image display device in which the image display device having a uniform thickness can be manufactured by preventing warping of the substrate by sealing. SOLUTION: A first substrate 11 and a second substrate 12 are arranged opposed to each other in the state that the whole of the outer face of one of the first substrate 11 and the second substrate 12 is supported, then electricity is flowed to sealing layers 21a, 21b and the sealing material is heated and melted, thereby, the peripheral parts of the first and the second substrate are sealed by the molten sealing material. At the time of electricity flow or after that, the corners of the other of the first substrate and the second substrate are pressed down to the one of the substrates side and the warping of the substrates is corrected. COPYRIGHT: (C)2005,JPO&NCIPI
Abstract translation: 要解决的问题：提供一种图像显示装置的制造方法和制造装置，其中可以通过密封来防止基板翘曲来制造具有均匀厚度的图像显示装置。 解决方案：第一基板11和第二基板12在第一基板11和第二基板12中的一个的整个外表面被支撑的状态下彼此相对布置，然后电流流到 密封层21a，21b和密封材料被加热熔化，由此第一和第二基板的周边部分被熔融密封材料密封。 在电流时或之后，第一基板和第二基板中的另一个的角部被压下到基板侧之一，校正基板的翘曲。 版权所有（C）2005，JPO＆NCIPI
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公开(公告)号：JP2005011764A
公开(公告)日：2005-01-13
申请号：JP2003177044
申请日：2003-06-20
Applicant: Toshiba Corp , 株式会社東芝
Inventor： MASUNAGA TAKAYUKI , TAKAHASHI FUJIO , MORIMOTO ATSUSHI , OBUCHI SHINOBU , YOKOTA MASAHIRO , OKAMOTO JUICHI
CPC classification number: H01J31/123 , G02F1/133308 , H01J11/10 , H01J2329/8625
Abstract: PROBLEM TO BE SOLVED: To provide an image display device which allows reducing a thickness and a weight while enough mechanical strength is maintained by minimum reinforcement. SOLUTION: A rectangular back substrate constituting an envelope of the image display device is provided with a reinforcing frame 30 which reinforces the envelope. The reinforcing frame comprises a pair of first frames 32 each extending almost in parallel with long sides of the back substrate, and a pair of second frames 34 each extending almost in parallel with short sides of the back substrate and coupled with the first frames. When the length of the long sides of the back substrate is H and the space between each of the second frames and the short sides of the back substrate is ΔH, each of the second frames satisfies the relationship of ΔH/H=13-33%. COPYRIGHT: (C)2005,JPO&NCIPI
Abstract translation: 要解决的问题：提供一种图像显示装置，其允许通过最小的加强来保持足够的机械强度来减小厚度和重量。 解决方案：构成图像显示装置的外壳的矩形背面基板设置有加固信封的加强框架30。 加强框架包括一对第一框架32，每个第一框架32几乎与后基板的长边平行地延伸，以及一对第二框架34，每个第二框架34几乎与后基板的短边平行延伸并与第一框架连接。 当背面基板的长边的长度为H并且每个第二框架和背面基板的短边之间的间隔为ΔH时，每个第二框架满足ΔH/ H = 13-33％的关系， 。 版权所有（C）2005，JPO＆NCIPI
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公开(公告)号：JP2004265628A
公开(公告)日：2004-09-24
申请号：JP2003038722
申请日：2003-02-17
Applicant: Toshiba Corp , 株式会社東芝
Inventor： YOKOTA MASAHIRO , YAMADA AKIYOSHI , UNNO HIROTAKA
Abstract: PROBLEM TO BE SOLVED: To provide an image display device which can rapidly and stably perform the sealing works of a front surface substrate and a back surface substrate and which has proper vacuum degree, and to provide a method for manufacturing the same.
SOLUTION: The vacuum enclosure of the image display device includes the front surface substrate and the back surface substrate 12 disposed to face each other, a frame-like member 13 in which the peripheries of the front surface substrate and the back surface substrate are connected to each other, and a sealing material disposed between the front surface substrate or the back surface substrate and the frame-like member. The frame-like material has conductivity and also has a plurality of through holes 30 or slits 32 formed through the front surface of the substrate in a direction perpendicular to the front surface of the substrate.
COPYRIGHT: (C)2004,JPO&NCIPI-
公开(公告)号：JP2003177694A
公开(公告)日：2003-06-27
申请号：JP2001374695
申请日：2001-12-07
Applicant: TOSHIBA CORP
Inventor： YOKOTA MASAHIRO
Abstract: PROBLEM TO BE SOLVED: To provide a driving method for a plane display device which improve image quality by reducing display irregularity due to wiring resistance. SOLUTION: The plane display device is equipped with a plurality of signal wires and a plurality of scanning wires 30 which are arranged in matrix, pixel parts which are prescribed at respective intersection parts of the signal wires and scanning wires, and pixel display elements which are provided at the respective pixel parts, which are driven with a driving voltage applied to the scanning wires and a display signal voltage applied to the signal wires to display an image. When line-sequential driving for displaying an image by applying the driving voltage to the respective scanning wires in order in a scanning driving period obtained by dividing the image frame period by the number of the scanning wires is performed within one image frame period and the driving voltage is applied to at least one scanning wire, the driving voltage is applied to another or more scanning wires adjacent to the selected scanning wire in addition to the selected scanning wire N. COPYRIGHT: (C)2003,JPO
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Patent Agency Ranking
公开(公告)号：JP2002343282A
公开(公告)日：2002-11-29
申请号：JP2001147963
申请日：2001-05-17
Applicant: TOSHIBA CORP
Inventor： ENOMOTO TAKASHI , YAMADA AKIYOSHI , YOKOTA MASAHIRO
Abstract: PROBLEM TO BE SOLVED: To provide an image display unit capable of preventing generation of a creep and of maintaining proper image display. SOLUTION: A vacuum envelop 10 of this image display is equipped with a back substrate 12 and a front substrate 11 disposed to face to each other, and a sidewall 18 provided between the back substrate and the front substrate. The front substrate and the sidewall are sealed through an indium film. A substrate support member 30 for regulating relative displacement between the front substrate and the back substrate is provided, in such a manner that it contacts the lower ends of the back substrate, the front substrate and the sidewall.
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公开(公告)号：JP2002025457A
公开(公告)日：2002-01-25
申请号：JP2000202343
申请日：2000-07-04
Applicant: TOSHIBA CORP
Inventor： YOKOTA MASAHIRO , MAKIMOTO SHUJI
IPC: H01J29/07
Abstract: PROBLEM TO BE SOLVED: To provide a color cathode-ray tube that prevents generation of wrinkles at the skirt of the shadow mask and curved face errors of the shadow mask, and which is improved in display properties. SOLUTION: The shadow mask which faces the fluorescent is formed by press forming and formed in a gently sloping dome and comprises a mask effective portion 20 and a skirt portion 18, which extends from the periphery in the direction which nearly crosses the mask portion at right angles. In the skirt portion, plural notches 25, which respectively extend from the extended edge in the direction which crosses the mask effective portion at right angles and plural through-holes 24, which respectively extend in the direction which crosses the mask effective portion at right angles, are formed. The notches and the through holes are provided, shifted mutually in the direction which crosses the periphery of the mask effective portion at right angles and are provided with at least a part of it being mutually overlapped with a gap made in a direction parallel with the periphery of the mask effective portion.
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公开(公告)号：JP2001043815A
公开(公告)日：2001-02-16
申请号：JP30361199
申请日：1999-10-26
Applicant: TOSHIBA CORP
Inventor： SANO YUICHI , YOKOTA MASAHIRO , IBUKI HIROAKI , MORI HIDEO
Abstract: PROBLEM TO BE SOLVED: To constitute a color cathode ray tube device capable of providing excellent beam spot with little distortion over the whole of a screen without causing a derivative problem, even if shortening of the whole length and flattening of the screen are advanced. SOLUTION: In this color cathode ray tube device, a convergence correction means 25 for relatively displacing a pair of side beams 18B, 18R in a direction away from center beam 18G in the surrounding for the center of a phosphor screen 15 in only a direction along a first shaft from a cathode of an electron gun up to a center of a deflection yoke 14 is provided. The deflection yoke 14 is formed so as to have a constitution in which first shaft direction deflection magnetic field mainly reduces ununiform magnetic field components degrading beam spot on the phosphor screen 15 and second shaft direction deflection magnetic field mainly corrects image distortion and convergence in the direction along the first shaft separating from the first shaft.
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公开(公告)号：JP2000340136A
公开(公告)日：2000-12-08
申请号：JP14803599
申请日：1999-05-27
Applicant: TOSHIBA CORP
Inventor： YOKOTA MASAHIRO , SANO YUICHI
Abstract: PROBLEM TO BE SOLVED: To provide a color cathode-ray tube device effectively correcting the pin-cushion distortion of a picture that occurs when a horizontal deflection magnetic field is brought close to a uniform magnetic field by providing a convergence correcting means. SOLUTION: In this color cathode-ray tube device, a convergence correcting means for bringing a deflection magnetic field deflecting in a first axial direction close to a uniform magnetic field is made up of convergence correcting coil 30a, 30b disposed between the cathode of an electron gun and the center of a deflection yoke 10, a current supplying circuit 31 for supplying the convergence correcting coils 30a, 30b with a parabolic current synchronized with the deflections in the first axial direction, and a current modulating circuit 32 for modulating the parabolic current into a modulated current varying in synchronization with deflections in a second axial direction, thereby correcting the pin-cushion distortion in the second axial direction of a phosphor screen.
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公开(公告)号：JP2000251761A
公开(公告)日：2000-09-14
申请号：JP3711499
申请日：1999-02-16
Applicant: TOSHIBA CORP
Inventor： YOKOTA MASAHIRO , SANO YUICHI , IBUKI HIROAKI
Abstract: PROBLEM TO BE SOLVED: To provide a color cathode ray tube causing no deterioration in characteristics, such as focusing, distortion or the like, even if an orbit correction means used for realizing a flat screen by using a press formed shadow mask is installed. SOLUTION: In this color cathode ray tube, one or more orbit correction means 14, 15 comprising plural orbit correction coils 22a, 22b, 24a-24d and a current supply circuit for supplying a current to the coils 22a, 22b, 24a-24d, are installed, and the orbit correction means 14, 15 are operated to a pair of side beams 4B, 4R in over- or under-convergence on the peripheral part relative to the center of a phosphor screen, and a magnetic field for separating a position, where a force does not function on three electron beams 4B, 4G, 4R in the generated magnetic field, from a face including a tube axis and first and second directions, is generated.
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