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    • 1. 发明专利
    • Open/closed state indicating device for switch and switching device
    • 打开/关闭状态指示用于开关和开关装置的装置
    • JP2006093005A
    • 2006-04-06
    • JP2004279575
    • 2004-09-27
    • Mitsubishi Electric Corp三菱電機株式会社
    • TOTORI HIROSHISUGA NORIOTOBA SHINJINOJIRI HIDEO
    • H01H33/66
    • PROBLEM TO BE SOLVED: To provide an open/closed state indicating device for a switch that improves the reliability of indication position accuracy by matching the turning movement of a driving lever of an auxiliary switch linked with a switching operation of a contact of a switch body with the turning movement of an open/closed state indicator.
      SOLUTION: The open/closed state indicating device comprises: the driving lever 25 of the auxiliary switch 24 that is driven for turning movement linked with the switching operation of the contact 22 of the switch body; and the open/closed state indicator 27 that indicates the open/closed state of the contact 22 of the switch body from the position of the turning operation of the driving lever 25. The open/closed state indicator 27 is formed integrally with the driving lever 25, and turns together with the driving lever 25 to indicate the open/closed state of the contact 22 of the switch body.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:提供一种用于开关的打开/关闭状态指示装置,其通过使与辅助开关的驱动杆的转动运动相匹配来提高指示位置精度的可靠性, 具有打开/关闭状态指示器的转动的开关体。 解决方案:打开/关闭状态指示装置包括:辅助开关24的驱动杆25,其被驱动以与开关体的触点22的切换操作相关联地转动; 以及表示开关体的触头22的打开/关闭状态的打开/关闭状态指示器27从驱动杆25的转动操作的位置开始。闭合状态指示器27与驱动杆 25,并与驱动杆25一起转动,以指示开关体的触点22的打开/关闭状态。 版权所有(C)2006,JPO&NCIPI
    • 2. 发明专利
    • Vacuum valve
    • 真空阀
    • JP2006019077A
    • 2006-01-19
    • JP2004193960
    • 2004-06-30
    • Mitsubishi Electric Corp三菱電機株式会社
    • HARADA TAKAKAZUSUGA NORIO
    • H01H33/66
    • PROBLEM TO BE SOLVED: To provide an inexpensive vacuum valve capable of restraining decrease of a current flowing through a coil electrode caused by a leakage current flowing through a reinforcing member to restrain degradation of a vertical magnetic field generated by the coil electrode.
      SOLUTION: A fixed electrode is composed of: a vertical magnetic field generating fixed-side coil electrode 21 mounted at an axial end of a fixed-side electrode rod 5 in an electrically connected state; a fixed-side contact 20 having a back face mounted to the fixed-side coil electrode 21 in an electrically connected state; and a fixed-side reinforcing member 22 formed into a bottomed cylinder-like shape comprising a bottom part 22a and a cylindrical part 22b with the bottom part 22a mounted to the fixed-side electrode rod 5 for supporting the back face peripheral side of the fixed-side coil electrode 21 by an end face of the cylindrical part 22b.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 解决的问题:提供一种便宜的真空阀,其能够抑制由流过加强构件的漏电流引起的流过线圈电极的电流的降低,从而抑制由线圈电极产生的垂直磁场的劣化。 固定电极由固定侧电极棒5的电气连接状态的轴向安装的垂直磁场产生固定侧线圈电极21构成, 具有以电连接状态安装到固定侧线圈电极21的背面的固定侧触点20; 以及形成为有底筒状的固定侧加强部件22,该固定侧加强部件22包括底部22a和圆筒部22b,底部22a安装在固定侧电极棒5上,固定侧电极棒5支撑固定侧 由圆筒部22b的端面构成。 版权所有(C)2006,JPO&NCIPI
    • 3. 发明专利
    • Vacuum circuit breaker
    • 真空断路器
    • JP2005005129A
    • 2005-01-06
    • JP2003167196
    • 2003-06-12
    • Mitsubishi Electric Corp三菱電機株式会社
    • KIMURA TOSHINORIKOYAMA KENICHISUGA NORIOHARADA TAKAKAZUOCHI SATOSHITOTORI HIROSHIITO TAKEFUMI
    • H01H33/66
    • PROBLEM TO BE SOLVED: To obtain a vacuum circuit breaker in which a contact pressure at an electrode can be secured by an appropriate constitution using a magnetic material element. SOLUTION: A vacuum bulb 1 having a stationary electrode 2 and a movable electrode 3, an electric passage for connection consisting of a main circuit terminal 11, a flexible conductor member 12, and a terminal for connection 13 for the movable electrode 3, and a magnetic material element 21 electromagnetically joined to the electric circuit for connection against the movable electrode 3 are provided, and by an electromagnetic force generated between the electric passage for connection and the magnetic material element 21 by the current flowing in the electric passage for connection, the contact pressure between the stationary electrode 2 and the movable electrode 3 is generated. COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了获得可以通过使用磁性材料元件的适当构造来确保电极的接触压力的真空断路器。 解决方案:具有固定电极2和可动电极3的真空灯泡1,由主电路端子11,柔性导体部件12和可动电极3的连接用端子13构成的连接用电路 并且设置有电磁接合到与电动机3连接的电路的磁性材料21,并且通过在电路中流动的电流在连接用电路和磁性体21之间产生的电磁力 连接时,产生固定电极2和可动电极3之间的接触压力。 版权所有(C)2005,JPO&NCIPI
    • 4. 发明专利
    • Vacuum circuit breaker
    • 真空断路器
    • JP2006092781A
    • 2006-04-06
    • JP2004273489
    • 2004-09-21
    • Mitsubishi Electric Corp三菱電機株式会社
    • SUGA NORIOTOTORI HIROSHITOBA SHINJINOJIRI HIDEO
    • H01H33/66
    • PROBLEM TO BE SOLVED: To obtain a vacuum circuit breaker, with which the creepage distance for insulation among phases can be easily secured, by decreasing dust accumulation to an insulating frame for housing and holding a vacuum valve.
      SOLUTION: In this vacuum circuit breaker holding the vacuum valve 1 for three phases to the insulating frame 2 with a predetermined interval and with parallel axis lines and making a fixed side terminal 3 and a movable side terminal 5 which are connected to both ends of the vacuum valve 1 to be passed through the insulating frame 2 to be introduced to outside, the insulating frame 2 is, at around the axis line of each vacuum valve 1, formed by connecting and integrally forming three breaking part housing parts 2a, which are formed by leaving the opposite sides of the lead-out side of both the terminals as open ends and surrounding the other sides by insulation walls generally into a U shape, with each other, and it has a generally U-shaped groove 2b along the connection part of both of the breaking part housing parts 2a at the lead-out sides of both the terminals of the insulating frame 2.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为了获得真空断路器,通过减少灰尘积聚到用于容纳和保持真空阀的绝缘框架,可以容易地确保相间绝缘的爬电距离。

      解决方案:在真空断路器中,将真空阀1三相保持为预定间隔并且具有平行的轴线,并制成固定侧端子3和可动侧端子5,两端连接到两个 真空阀1的通过绝缘框架2的端部被引入到外部,绝缘框架2在每个真空阀1的轴线周围,通过连接并整体地形成三个断裂部件壳体部分2a, 通过将两个端子的引出侧的相对侧作为开口端并且通过彼此大致为U形的绝缘壁围绕另一侧而形成,并且其具有大致U形的槽2b 绝缘框架2的两个端子的引出侧的断路部分壳体部分2a的连接部分。(C)2006年,JPO和NCIPI

    • 5. 发明专利
    • Switching device
    • 切换设备
    • JP2006086066A
    • 2006-03-30
    • JP2004271271
    • 2004-09-17
    • Mitsubishi Electric Corp三菱電機株式会社
    • TOTORI HIROSHISUGA NORIOTOBA SHINJINOJIRI HIDEO
    • H01H33/42H01H33/66
    • PROBLEM TO BE SOLVED: To obtain a switching device at a comparatively inexpensive cost, in which operation of a movable contact is made to be applied to a fixed contact at a stable speed by discharge of energy of a closing spring, and which has an unrestricted releasing function. SOLUTION: A leaf spring lever 43 that is rotated by the operation of an operating shaft 41 and a linking mechanism are engaged and the linking mechanism is made to be rotated to accumulate energy in the closing spring 13, then by making the leaf spring lever 43 displaced by a guide window 45, so that the leaf spring lever 43 and the linking mechanism are released, the movable contact is made to be actuated to be closed onto the fixed contact at a stable speed by the discharge of energy of the closing spring 13, while the leaf spring lever 43 and the linking mechanism release the movable contact from the fixed contact in a releasing state. COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题为了以相对便宜的成本获得开关装置,其中通过释放闭合弹簧的能量使可动触头的操作以稳定的速度施加到固定触点,并且其中 具有无限制的释放功能。 解决方案:通过操作轴41和连接机构的操作而旋转的板簧杆43被接合,并且使连接机构旋转以在闭合弹簧13中积聚能量,然后通过使叶 弹簧杆43由导向窗45移动,使得片簧杆43和连接机构被释放,使可动接触件以稳定的速度以稳定的速度通过释放 闭合弹簧13,同时板簧杆43和连接机构在释放状态下从固定触头释放可动触点。 版权所有(C)2006,JPO&NCIPI
    • 6. 发明专利
    • Vacuum switching device
    • 真空开关装置
    • JP2012155998A
    • 2012-08-16
    • JP2011013993
    • 2011-01-26
    • Mitsubishi Electric Corp三菱電機株式会社
    • TOYA MASAHIROKOBAYASHI MINORUSUGA NORIOTOTORI HIROSHIMUKAI HITOSHIYAMANAKA TAKEAKITOBA SHINJI
    • H01H33/666H01H33/662
    • PROBLEM TO BE SOLVED: To provide a vacuum switching device with economical efficiency which can be made small.SOLUTION: A vacuum switching device comprises: a main spindle arranged orthogonal to an opening/closing direction of a vacuum valve; a drive lever fastened to the main spindle; an operation mechanism part having an output link coupled with the drive lever and rotating the main spindle via the drive lever; and an operation rod coupled with the drive lever, moving in the opening/closing direction of the vacuum valve in connection with the rotation of the main spindle, and opening/closing the vacuum valve. The operation mechanism part comprises: an energy storing shaft driven by a motor; a drive body driven by the energy storing shaft; an input cam integrated with the drive body and rotating in connection with the drive body; an output lever rotated by the input cam and coupled with the output link; a load reduction lever body engaged with a pin of the output lever by the rotation of the output lever; and a holding coil device sucking the load reduction lever body and holding an engagement condition of the pin of the output lever and a load receiving part of the load reduction lever body.
    • 要解决的问题:提供一种经济效率可以减小的真空开关装置。 解决方案:真空开关装置包括:与真空阀的打开/关闭方向正交布置的主轴; 一个固定在主轴上的驱动杆; 操作机构部件,其具有与所述驱动杆联接并经由所述驱动杆旋转所述主轴的输出连杆; 以及与驱动杆结合的操作杆,与主轴的旋转相关联地在真空阀的打开/关闭方向上移动,并且打开/关闭真空阀。 操作机构部包括:由电动机驱动的储能轴; 由所述储能轴驱动的驱动体; 与驱动体一体化并与驱动体连接旋转的输入凸轮; 输出杆由输入凸轮旋转并与输出连杆耦合; 通过所述输出杆的旋转与所述输出杆的销接合的减载杆体; 以及保持线圈装置,其吸入所述减载杆主体并保持所述输出杆的销和所述减载杆主体的承载部的接合状态。 版权所有(C)2012,JPO&INPIT
    • 7. 发明专利
    • Lever device
    • 杠杆装置
    • JP2008269880A
    • 2008-11-06
    • JP2007109239
    • 2007-04-18
    • Mitsubishi Electric Corp三菱電機株式会社
    • YAMADA HIROSHISUGA NORIO
    • H01H33/42
    • PROBLEM TO BE SOLVED: To provide a lever device in which transmission of large motive power in a switch is possible while suppressing increase in the number of parts.
      SOLUTION: In this lever device, a piece of lever 2 and three pieces of levers 3 are prepared. Blocks 5 are respectively installed at the total four levers in a state that the inner faces of coupling parts 23, 33 of the respective levers contact with U-shaped parts of the blocks 5 and that the inner side walls 52, 53 of the blocks 5 contact with the side walls of the coupling parts 23, 33. Next, a piece of shaft 4 is inserted through respective shaft insertion holes 41 in a state as shown in Fig.2, and next, spring pins 6 are inserted through the four pieces of respective through-holes 43 installed at the shaft 4 and through the respective through-holes 54 of the four pieces of the blocks 5 as shown in Fig.5.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:提供一种在可以抑制部件数量增加的同时在开关中传输大动力的杠杆装置。

      解决方案:在该杠杆装置中,准备一块杠杆2和三个杠杆3。 块5分别安装在总四个杠杆处于各个杆的联接部分23,33的内表面与块体5的U形部分接触的状态以及块体5的内侧壁52,53 与耦合部件23和33的侧壁接触。接下来,如图2所示,一根轴4穿过相应的轴插入孔41插入,接下来,弹簧销6插入四个部件 的各个通孔43安装在轴4上,并穿过四块块5的各个通孔54,如图5所示。 版权所有(C)2009,JPO&INPIT

    • 8. 发明专利
    • Contact point material for vacuum valve
    • 真空阀的接触点材料
    • JP2005268060A
    • 2005-09-29
    • JP2004079332
    • 2004-03-19
    • Mitsubishi Electric Corp三菱電機株式会社
    • ITO TAKEFUMITERAMOTO HIROYUKISUGA NORIOHARADA TAKAKAZUKIMURA TOSHINORIOCHI SATOSHIMIKI SHINICHI
    • C22C9/00H01H33/66
    • PROBLEM TO BE SOLVED: To obtain a contact point material for a vacuum valve, capable of further improving a blocking performance by sharp examination of the a structure of a volume ratio and a particle radius of each element, based on a knowledge that the structure of the volume ratio and the particle radius of each element influences the blocking performance.
      SOLUTION: The contact point material for a vacuum valve is obtained by sintering a mixture of powder of Cu, Cr, Mo and Nb as main materials. When the total amount of Nb and Mo is 20 to 45 vol%, Mo/Nb (volume ratio) is 1.5 to 3.5, the amount of Cr is Y vol% and the amount of Mo is X vol%, Y for the amount of Cr is to be within the range of ±6 vol% of Y=(-0.55X+37) at each peak of embodiments 1 and 4, 2 and 5, as well as embodiments 3 and 6.
      COPYRIGHT: (C)2005,JPO&NCIPI
    • 要解决的问题:为了获得真空阀的接触点材料,通过清楚地检查每个元件的体积比和颗粒半径的结构,能够进一步提高阻挡性能,基于以下知识: 体积比的结构和每个元素的粒子半径影响阻塞性能。

      解决方案:用于真空阀的接触点材料是通过以Cu,Cr,Mo和Nb为主要材料的混合物的烧结而获得的。 当Nb和Mo的总量为20〜45体积%时,Mo / Nb(体积比)为1.5〜3.5,Cr的量为Y体积%,Mo的量为X体积%,Y为 在实施例1和4,2和5以及实施例3和6的每个峰处,Cr应在Y =( - 0.55X + 37)的±6体积%的范围内。版权所有:(C )2005年,日本特许厅和NCIPI

    • 10. 发明专利
    • Circuit breaker
    • 电路断路器
    • JP2011003304A
    • 2011-01-06
    • JP2009143316
    • 2009-06-16
    • Mitsubishi Electric Corp三菱電機株式会社
    • SUGA NORIO
    • H01H33/66
    • PROBLEM TO BE SOLVED: To solve the problem that, in a conventional circuit breaker, strong shock accompanying high-speed movement of a movable electrode and a coupling mechanism driving for it at the time of open-electrode action is generated, and a counter to count the number of open-electrode actions makes miscounting.SOLUTION: By using a twisted spring for a coupling part connecting a counter and a coupling mechanism mechanically, rotating a supporting tool penetrating a coil part of the twisted spring as a rotation center, and floating an end of the twisted spring from a lever at the time of colliding the lever to a topper, shock and vibration to the counter is alleviated to eliminate miscounting.
    • 要解决的问题为了解决在现有的断路器中产生伴随可动电极的高速运动和在开放电极动作时为其驱动的耦合机构的强烈冲击的问题,并且与 计数开放电极动作的数量造成误报。解决方案:通过使用扭曲弹簧将机械连接计数器和耦合机构的耦合部件旋转,将支撑工具旋转穿过扭转弹簧的线圈部分作为旋转中心,并浮动 在将杠杆碰到顶部时,杠杆的扭曲弹簧的端部被缓解,以减轻计数器的震动和振动,以消除错误计数。