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    • 4. 发明授权
    • Air break electrical switch having a blade toggle mechanism
    • 具有叶片肘节机构的空气断开电气开关
    • US09099266B2
    • 2015-08-04
    • US13979215
    • 2012-01-18
    • David A. Rhein
    • David A. Rhein
    • H01H31/00H01H31/28H01H31/30H01H1/52
    • H01H31/026H01H1/52H01H31/00H01H31/28H01H31/30H01H2031/286
    • An electrical switch includes a pivotally supported blade, a toggle mechanism, and an operating mechanism. The operating mechanism is drivable in a first direction to pivot the blade about a first axis and toward a closed blade position. When pivoting toward the closed blade position, the toggle mechanism inhibits the blade from pivoting about a second axis. Upon reaching the closed blade position, continued motion of the operating mechanism in the first direction causes the toggle mechanism to pivot the blade about the second axis toward a closed contact position. In the closed contact position, the blade contacts at least one blade contact to electrically connect the blade and a first electrical terminal.
    • 电开关包括枢轴支撑的叶片,肘节机构和操作机构。 操作机构可在第一方向上驱动,以使刀片围绕第一轴线并朝着封闭的刀片位置枢转。 当枢转到封闭刀片位置时,肘节机构阻止刀片围绕第二轴线枢转。 在到达封闭刀片位置时,操作机构沿第一方向的持续运动使肘节机构使刀片围绕第二轴线朝向闭合接触位置枢转。 在闭合接触位置,叶片接触至少一个叶片接触件以电连接叶片和第一电气端子。
    • 6. 发明授权
    • Protective grounding jumper cable tester
    • 保护接地跳线电缆测试仪
    • US5811979A
    • 1998-09-22
    • US694699
    • 1996-08-09
    • David A. Rhein
    • David A. Rhein
    • G01R31/02G01R27/26
    • G01R31/021
    • A protective grounding jumper cable tester is provided which includes a housing; a pair of jumper attachment terminals on the housing for attachment of a jumper cable therebetween; a dc voltage applying circuit disposed in the housing and connected to the pair of jumper attachment terminals for applying a direct current through a jumper cable attached between the jumper attachment terminals; and electronic means in the form of a PC board and microprocessor disposed in the housing and interconnected to the dc voltage circuit for applying a predetermined mathematical relationship to measure a resistance value of at least a portion of the jumper cable attached between the jumper attachment terminals. The electronic means in applying the predetermined mathematical relationship to measure the resistance value includes means for taking different voltage readings in accordance with Kelvin's measurement procedure and calculating the resistance value from the voltage readings in accordance with Kirchoff's current law.
    • 提供一种保护接地跳线电缆测试仪,包括一个外壳; 壳体上的一对跳线连接端子,用于在其间连接跳线; 直流电压施加电路,设置在壳体中并连接到一对跳线连接端子,用于通过连接在跳线连接端子之间的跨接线缆施加直流电流; 以及设置在壳体中的PC板和微处理器的形式的电子装置,并与直流电压电路相互连接,以施加预定的数学关系,以测量连接在跳线连接端子之间的跨接线缆的至少一部分的电阻值。 应用预定数学关系以测量电阻值的电子装置包括根据开尔文测量程序取不同电压读数并根据Kirchoff电流定律从电压读数计算电阻值的装置。
    • 8. 发明申请
    • Current Interrupter for High Voltage Switches
    • 高压开关电流中断器
    • US20140224771A1
    • 2014-08-14
    • US14175465
    • 2014-02-07
    • David A. RheinDaniel Breyre
    • David A. RheinDaniel Breyre
    • H01H33/666
    • H01H33/666H01H2033/6665H01H2033/6667
    • The present invention provides a vacuum interrupter for interrupting a voltage. The vacuum interrupter includes a vacuum bottle housing having an interior and an exterior, and at least one vacuum bottle positioned within the interior of the vacuum bottle housing. The at least one vacuum bottle includes axially separable contacts within it, including at least one moveable contact. The vacuum interrupter further includes an operating mechanism coupled to the moveable contact including an actuator, a toggle pivotable by the actuator, and a bi-stable link assembly operable with the toggle to reciprocate the moveable contact. The operating mechanism also includes a spring biasing the contacts apart and a stop to hold the contacts closed in a closed position of the interrupter. The vacuum interrupter further includes a seal between the vacuum bottle housing and the operating mechanism sealing the operating mechanism from the interior of the vacuum bottle housing.
    • 本发明提供一种用于中断电压的真空断路器。 真空断路器包括具有内部和外部的真空瓶壳体和位于真空瓶壳体内部的至少一个真空瓶。 至少一个真空瓶包括在其内的可轴向分离的触点,包括至少一个可移动触点。 真空断路器还包括联接到可移动触点的操作机构,该操作机构包括致动器,可由致动器枢转的肘杆以及可与肘节一起操作的双稳态连杆组件以使可动触头往复运动。 操作机构还包括使接触件分开的弹簧,并且止动件将接触件保持在闭合位置的关闭位置。 真空灭弧室还包括在真空瓶壳体和操作机构之间的密封,该操作机构将操作机构与真空瓶壳体的内部密封。
    • 9. 发明授权
    • Electrical circuit interrupting device
    • 电路中断装置
    • US06753493B2
    • 2004-06-22
    • US10117338
    • 2002-04-08
    • David A. RheinBradley W. DavisMichael R. Qualls
    • David A. RheinBradley W. DavisMichael R. Qualls
    • H01H3366
    • H01H33/6662H01H1/5822H01H3/227H01H9/0066H01H9/08H01H33/027H01H33/6606H01H71/123H01H75/04H01H2033/6623
    • A circuit interrupting device for use with an electrical power distribution system, comprising a circuit interrupter that includes a primary contact and a movable contact movable relative to the primary contact between a closed position allowing current to pass through the circuit interrupter and an open position separating the contacts and preventing the current from passing through the circuit interrupter. An actuator is coupled to the circuit interrupter. The actuator includes a shaft coupled to the movable contact of the circuit interrupter for substantially simultaneous movement without insulation being disposed between the shaft and the movable contact. The shaft moves the movable contact from the closed position to the open position upon occurrence of a fault current. An electronic control is electrically connected to the actuator and communicating with the actuator to trigger the shaft to move the movable contact of the circuit interrupter from the closed position to the open position.
    • 一种与电力分配系统一起使用的电路中断装置,包括电路断续器,其包括主触点和可相对于初级触点移动的可动触点,该闭合位置允许电流通过电路断路器,并且将打开位置分开 接触并防止电流通过电路断路器。 致动器耦合到电路断续器。 致动器包括联接到电路断续器的可动触点的轴,用于基本上同时的运动,而绝缘体位于轴和可动触点之间。 当发生故障电流时,轴将可动触点从关闭位置移动到打开位置。 电子控制器电连接到致动器并与致动器连通以触发轴以将电路断续器的可动触点从关闭位置移动到打开位置。
    • 10. 发明授权
    • Air break electrical switch having a blade open/closed indicator
    • 具有刀片打开/关闭指示器的空气断开电气开关
    • US08829372B1
    • 2014-09-09
    • US13406232
    • 2012-02-27
    • David A. Rhein
    • David A. Rhein
    • H01H31/00
    • H01H31/28H01H1/42H01H9/16
    • An air break electrical switch includes a first electrical terminal and a second electrical terminal supported apart from the first electrical terminal. The switch further includes a blade support configured to be electrically insulatively supported apart from the second electrical terminal. A blade is pivotally supported by the blade support, and the blade is pivotable from an open contact position to a closed contact position and vice versa. The switch further includes an indicator connected to the blade. At least a portion of the indicator is fixed to the blade so as to rotate with the blade and display a first color when the blade is in the open contact position and obscure the first color when the blade is in the closed contact position.
    • 空气断开电气开关包括第一电气端子和与第一电气端子分开支撑的第二电气端子。 开关还包括被配置为与第二电端子电绝缘地支撑的叶片支撑件。 叶片由叶片支撑件可枢转地支撑,并且叶片可以从开放的接触位置枢转到闭合的接触位置,反之亦然。 开关还包括连接到叶片的指示器。 指示器的至少一部分固定到刀片上,以便当刀片处于打开的接触位置时与刀片一起旋转并显示第一种颜色,并且当刀片处于闭合接触位置时模糊第一种颜色。