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    • 5. 发明申请
    • CONTACT
    • 联系
    • US20110124245A1
    • 2011-05-26
    • US12594964
    • 2008-04-14
    • Daisuke FujitaHitoshi SadakuniHiroyuki NakagawaHideaki Shimazu
    • Daisuke FujitaHitoshi SadakuniHiroyuki NakagawaHideaki Shimazu
    • H01R13/33H01R4/48
    • H01R13/17H01R13/2421
    • A contact includes a first conductor that has a fitting hole formed therein; a second conductor that has a shaft that can be inserted into the fitting hole and an annular groove formed on an outer circumference of the shaft; and an inclined coil spring that has a ring inserted into a coil, is circularly formed by the ring to be provided inside the annular groove, and is in contact with the annular groove and the fitting hole to electrically connect the first and second conductors. The inclined coil spring is helically wound in a shape of an ellipse and is provided inside the annular groove so that a long axis of the ellipse is directed to an axial direction of the shaft and a short axis is directed to a radial direction of the shaft. Axial-direction both ends of the ring are in contact with a long-axis inner circumference of the inclined coil spring.
    • 触点包括:第一导体,其中形成有嵌合孔; 第二导体,其具有可插入到所述装配孔中的轴和形成在所述轴的外周上的环形槽; 并且具有插入到线圈中的环的倾斜螺旋弹簧由所述环圆形地设置在环形槽内部,并且与环形槽和装配孔接触以电连接第一和第二导体。 倾斜螺旋弹簧螺旋形地缠绕成椭圆形,并且设置在环形槽的内部,使得椭圆的长轴指向轴的轴向,并且短轴指向轴的径向 。 环的轴向两端与倾斜螺旋弹簧的长轴内周接触。
    • 7. 发明授权
    • Gas-insulated switchgear
    • 气体绝缘开关柜
    • US08878092B2
    • 2014-11-04
    • US13320792
    • 2009-06-25
    • Yoshinori ShimizuHitoshi Sadakuni
    • Yoshinori ShimizuHitoshi Sadakuni
    • H01H33/18H01H33/12H01H1/38
    • H01H33/182H01H1/385H01H33/187
    • A gas-insulated switchgear includes a fixed-side electrode having a tubular fixed-side-conducting contact and a fixed-side shield for housing the fixed-side-conducting contact, and a movable-side electrode having a movable conductor driven by a driving unit to be connected to and separated from the fixed-side-conducting contact, facing each other in a container filled with an insulating gas. The switchgear includes a fixed-side-arc shield in the form of a circular plate, which is made of an arc-resistant member and has an opening of a diameter larger than the outer diameter of the movable conductor, the opening being formed on the side of the fixed-side shield facing the movable-side electrode. The fixed-side-arc shield is formed into a thin plate so as to cause an arc current to flow outward in a radial direction during contact parting of the fixed-side-conducting contact and the movable conductor to generate magnetic flux on a surface thereof in a circumferential direction.
    • 一种气体绝缘开关装置,包括具有管状固定侧导电触点的固定侧电极和用于容纳固定侧导电触点的固定侧屏蔽,以及具有由驱动驱动的可动导体的可动侧电极 单元,其被连接到固定侧导电接触件并与固定侧导电接触件分离,在填充有绝缘气体的容器中彼此面对。 开关装置包括圆弧形的固定侧弧形罩,其由抗弧构件制成,具有比可动导体的外径大的直径的开口,该开口形成在 侧固定侧面对着可动侧电极。 固定侧电弧屏蔽形成为薄板,以便在固定侧导电触点和可动导体的接触分离期间使电弧电流沿径向向外流动,以在其表面上产生磁通量 在圆周方向。
    • 8. 发明申请
    • GAS INSULATED SWITCHGEAR
    • 气体绝缘开关
    • US20100254073A1
    • 2010-10-07
    • US12739974
    • 2007-11-01
    • Daisuke FujitaTakuya OtsukaHitoshi Sadakuni
    • Daisuke FujitaTakuya OtsukaHitoshi Sadakuni
    • H02B1/20
    • H02B5/06
    • The object is to provide ring-bus-type gas insulated switchgear that ensures maintenance and inspection performance, reduces the installation space, and further reduces costs. Each of a plurality of breaker units is formed by connecting an instrument current transformer and a disconnector to each of the upper and lower branch ports drawn horizontally from the side surface of a vertical breaker in the same direction, and the breaker units are arranged in parallel. Adjacent disconnectors are connected to each other by a connection bus, so that the bus route runs alternately at upper and lower levels. Furthermore, the breaker units positioned at the two ends are connected linearly to each other by a communication bus. In addition, the line-side devices are arranged to face the corresponding breaker units across the disconnectors.
    • 目的是提供环形母线式气体绝缘开关柜,确保维护和检查性能,减少安装空间,进一步降低成本。 多个断路器单元中的每一个通过将仪表电流互感器和隔离开关连接到从垂直断路器的侧表面沿相同方向从水平方向拉出的上部和下部分支端口而形成,并且断路器单元并联布置 。 相邻的隔离开关通过连接总线相互连接,使总线路线交替上下运行。 此外,位于两端的断路器单元通过通信总线彼此线性连接。 此外,线路侧设备布置成跨过隔离开关面对相应的断路器单元。
    • 9. 发明申请
    • SWITCH
    • 开关
    • US20100219053A1
    • 2010-09-02
    • US12741512
    • 2007-11-06
    • Daisuke FujitaHitoshi Sadakuni
    • Daisuke FujitaHitoshi Sadakuni
    • H01H1/06H01H3/02
    • H01H31/003H01H1/42H01H31/023H01H31/28H01H33/24
    • A fixed contact includes a pair of conduction members that are arranged opposedly and in parallel to each other such that tip ends of the conduction members are oriented toward an opening, a support frame (pedestal member) that tiltably supports bases of the conduction members, a leaf spring (pressurizing member) that biases the conduction members in a direction in which the tip ends of the conduction members approach each other, and an outer frame (shielding member) that covers peripheries of the conduction members and the leaf spring and shields them from an outside electric field, the leaf spring is arranged on an outer side of the opposed conduction members, and the outer frame is engaged with the tip end of the conduction member, thereby maintaining an opening width between the tip ends of the conduction members at a predetermined width.
    • 固定触点包括一对导电构件,它们彼此相对且平行地布置,使得导电构件的尖端朝向开口定向;可支撑框架(基座构件),其可倾斜地支撑导电构件的基部, 在导电构件的前端朝向彼此接近的方向上偏压导电构件的板簧(加压构件)和覆盖导电构件和板簧周围的外框架(屏蔽构件) 外部电场,板簧布置在相对的导电构件的外侧,并且外框架与导电构件的末端接合,从而保持导电构件的末端之间的开口宽度为 预定宽度。
    • 10. 发明申请
    • SWITCH
    • 开关
    • US20100213045A1
    • 2010-08-26
    • US12774427
    • 2010-05-05
    • Daisuke FUJITAHitoshi Sadakuni
    • Daisuke FUJITAHitoshi Sadakuni
    • H01H21/54
    • H01H31/023H01H1/38H01H1/42H01H31/003H01H31/02H01H31/026H01H31/28H01H33/64H02B13/075
    • A switch includes a blade-type moving contact that extends in a radial direction from a turning center and reciprocates such that its free end draws a turning locus, and a fixed contact that moves toward and away from the moving contact in a turning range of the moving contact. The blade-type moving contact and the fixed contact are accommodated a tank. The moving contact is supported by the movable-side support conductor. The fixed contact is supported by the fixed-side support conductor. An opening through which the moving contact enters is arranged to be opposed to a turning center of the moving contact. The movable-side support conductor and the fixed-side support conductor are arranged substantially on a same straight line extending along a center axis of the tank.
    • 开关包括从旋转中心沿径向方向延伸的叶片型移动接触件,并且在其转动范围内往复运动,使得其自由端吸引转动轨迹,以及固定触头朝向和远离移动触点移动 移动联系人 叶片式活动触点和固定触点容纳一个罐。 可移动触点由可动侧支撑导体支撑。 固定触头由固定侧支撑导体支撑。 移动触点进入的开口被布置成与移动触点的转动中心相对。 可移动侧支撑导体和固定侧支撑导体基本上布置在沿着罐的中心轴线延伸的相同的直线上。