| Patents for H01H 33 - High-tension or heavy-current switches with arc-extinguishing or arc-preventing means (18,584) |
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| 12/17/2014 | CN104221114A 断路器及断路器的操作方法 Operation circuit breakers and circuit breakers |
| 12/17/2014 | CN104217891A (54)一种直立式真空断路器用驱动机构 (54) A upright vacuum circuit breaker with a drive mechanism |
| 12/17/2014 | CN104217890A 一种弹簧操动机构及一种高压真空断路器 One kind of spring mechanism and a high-pressure vacuum breaker |
| 12/17/2014 | CN104217889A 一种模块化弹簧操动机构 A modular spring mechanism |
| 12/17/2014 | CN104217888A 用于中频电流实验系统的纵向磁场的励磁装置 Exciter frequency current experimental system for longitudinal magnetic field |
| 12/17/2014 | CN104217887A 一种用于弹簧操动机构的储能输出机构 An output mechanism for energy storage spring operating mechanism |
| 12/17/2014 | CN102687225B 用于中压断路器的双稳态磁致动器 Bistable magnetic medium voltage circuit breaker for the actuator |
| 12/17/2014 | CN102655060B 一种用于真空断路器的联锁装置 An interlock device for a vacuum circuit breaker |
| 12/17/2014 | CN102598179B 电磁操作式开关装置 Solenoid-operated switch device |
| 12/17/2014 | CN102568911B 用于操纵电开关的装置 Operated electrical switch means for |
| 12/16/2014 | US8913370 Switchgear spout design |
| 12/16/2014 | US8912871 Electromagnetic actuator with magnetic latching and switching device comprising one such actuator |
| 12/16/2014 | US8912870 Switchgear and switchgear operating mechanism |
| 12/16/2014 | US8912460 Dielectric loaded fluids for high voltage switching |
| 12/11/2014 | US20140360985 Switch |
| 12/11/2014 | US20140360984 Gas insulated switchgear |
| 12/11/2014 | US20140360983 Stepping switch with vacuum switching tubes |
| 12/11/2014 | US20140360982 Switching device which is suitable for dc operation |
| 12/10/2014 | CN204012397U 一种智能型固体绝缘真空开关设备 An intelligent vacuum insulated switchgear solid |
| 12/10/2014 | CN204012393U 抽屉式固体全绝缘开关 Drawer solid all-insulated switchgear |
| 12/10/2014 | CN204011262U 一种新型压气式负荷开关 A new compressor load switch |
| 12/10/2014 | CN204011261U 真空断路器的弹簧操动机构 Vacuum breaker spring mechanism |
| 12/10/2014 | CN204011260U 真空断路器弹簧操作机构 Vacuum circuit breaker spring operating mechanism |
| 12/10/2014 | CN204011259U 一种永磁真空断路器手动合闸机构 A permanent magnet vacuum circuit breaker manual closing mechanism |
| 12/10/2014 | CN204011258U 带手动合闸的永磁断路器框架 Permanent magnetic circuit breaker with manual closing frame |
| 12/10/2014 | CN204011257U 一种真空开关 A vacuum switch |
| 12/10/2014 | CN204011256U 一种户内高压交流真空断路器 Within an indoor high voltage AC vacuum circuit breaker |
| 12/10/2014 | CN204011255U 一种户内高压真空断路器的分闸机构 Within an indoor high voltage vacuum circuit breaker opening mechanism |
| 12/10/2014 | CN204011254U 一种真空负荷开关中接地开关的复位机构 A vacuum load switch grounding switch reset mechanism |
| 12/10/2014 | CN204011253U 一种真空灭弧室动触杆连接传动装置 A vacuum interrupter moving contacts connected to the actuator |
| 12/10/2014 | CN204011252U 用于真空断路器的拐臂组件 Crank arm assembly for a vacuum circuit breaker |
| 12/10/2014 | CN204011251U 高原型户内高压真空断路器 Within the plateau indoor high voltage vacuum circuit breaker |
| 12/10/2014 | CN204011250U 一种带隔离的柱上开关联锁装置 An Isolated column switch interlock |
| 12/10/2014 | CN204011249U 一种户外真空断路器 Kind of outdoor vacuum circuit breaker |
| 12/10/2014 | CN204011248U 户外真空断路器的机械特性调整装置 Mechanical properties of the vacuum circuit breaker outdoor adjusting means |
| 12/10/2014 | CN204011247U 真空继电器瓷片 Relays tiles |
| 12/10/2014 | CN204011246U 高压真空断路器 High voltage vacuum circuit breaker |
| 12/10/2014 | CN204011245U 一种高压真空断路器 A high voltage vacuum circuit breaker |
| 12/10/2014 | CN204011244U 一种矿用隔爆型馈电开关 One kind of flameproof feed switch |
| 12/10/2014 | CN204011243U 一种模块式永磁真空馈电开关 A modular permanent magnetic vacuum feed switch |
| 12/10/2014 | CN204011242U 一种模块式永磁断路器 A modular permanent magnetic circuit breaker |
| 12/10/2014 | CN204011241U 一种真空隔离换向开关 A vacuum isolation for the switch |
| 12/10/2014 | CN204011240U 固封极柱 Solid seal pole |
| 12/10/2014 | CN204011239U 一种户外真空断路器 Kind of outdoor vacuum circuit breaker |
| 12/10/2014 | CN204011238U 一种高压断路器分闸用复合型多功能缓冲装置 A high voltage circuit breaker with a complex multi-function buffer device |
| 12/10/2014 | CN204011237U 一种熔断组合电器 One kind of combination of electrical fuse |
| 12/10/2014 | CN204011236U 一种真空断路器的固封极柱 A vacuum breaker solid seal pole |
| 12/10/2014 | CN204011235U 充气柜用断路器 Inflatable cabinet breaker |
| 12/10/2014 | CN204011234U 一种高原型固封极柱 One kind of plateau-type solid seal pole |
| 12/10/2014 | CN204011233U 一种固封极柱的内芯组装结构 Having a solid seal pole structure of the inner core assembly |
| 12/10/2014 | CN204011232U 固封极柱上的散热架 Solid letters column cooling rack |
| 12/10/2014 | CN204011231U 基于内置气管的高压断路器灭弧室压力测量装置 Measurement device based on the built-in high-voltage circuit breaker compartment tracheal pressure |
| 12/10/2014 | CN204011230U 252kV母线分箱式GIS组合电器新型母线接地开关 Bus 252kV GIS combination of electrical sub-box of new busbar earthing switch |
| 12/10/2014 | CN204011229U 一种用于负荷开关的夹板式操作机构 A splint for load switch operating mechanism |
| 12/10/2014 | CN204011228U 便携式单相空气旁路开关 Portable single-phase air bypass switch |
| 12/10/2014 | CN204011227U 便携式单相空气旁路开关储能锁定机构 Portable single-phase air bypass switch storage locking mechanism |
| 12/10/2014 | CN204011226U 固体绝缘开关 Solid Insulated Switchgear |
| 12/10/2014 | CN204011225U 便携式单相空气旁路开关连接头组件 Portable single-phase air bypass switch connector assembly |
| 12/10/2014 | CN204007890U 矿用隔爆型移动变电站用真空馈电开关装置 Flameproof mobile substation switchgear with vacuum feed |
| 12/10/2014 | CN104205281A 用于在直流电网的一个极中切换直流电流的设备 For switching direct current in a DC grid electrode of the device |
| 12/10/2014 | CN104205280A 气体断路器 Gas circuit breaker |
| 12/10/2014 | CN104205279A 电流开闭器 Current shutters |
| 12/10/2014 | CN104201050A 压气缸及使用该压气缸的直流转换开关动端组件 Pressure cylinder and the pressure cylinder using the DC switch movable end assembly |
| 12/10/2014 | CN104201049A 压气缸-主触头装置及使用该装置的动端和断路器灭弧室 Pressure cylinder - the main contact and the use of the movable end device and circuit breaker chamber of the device |
| 12/10/2014 | CN104201048A 一种真空断路器传动机构 A vacuum breaker actuator |
| 12/10/2014 | CN104201047A 切换时间较短的铠装组合式高压转换开关 Switching shorter armored modular high-voltage switch |
| 12/10/2014 | CN104201046A 切换时间较短的组合式高压转换开关 Shorter modular switching high voltage switch |
| 12/10/2014 | CN104201045A 一种波纹管及使用该波纹管的真空灭弧室 A bellows and a vacuum interrupter of the bellows |
| 12/10/2014 | CN104201044A 一种新型固封极柱 A new embedded pole |
| 12/10/2014 | CN104201043A 一种具有串联双断口的智能开关 Having a double fracture of the smart switch series |
| 12/10/2014 | CN104201042A 固体绝缘开关的极柱内腔屏蔽结构 Pole shield cavity structure of the solid insulated switch |
| 12/10/2014 | CN104201041A 组合固封极柱及其工作原理 Combination of solid seal pole and how it works |
| 12/10/2014 | CN104201040A 铠装绝缘型组合式高压转换开关 Armoured Modular insulated high voltage switch |
| 12/10/2014 | CN104201039A 电力断路器液压机构液压油除气装置 Power circuit breakers hydraulic mechanism hydraulic oil degasser |
| 12/10/2014 | CN102460870B 气体绝缘设备 Gas insulated apparatus |
| 12/10/2014 | CN102280299B 一种高效新型固封式35kv真空断路器 An efficient novel solid sealing 35kv vacuum circuit breaker |
| 12/10/2014 | CN101923983B 绕组和电触点及它们的制造方法、真空断路器及其用途 Winding and electrical contacts and their manufacture, and their use vacuum circuit breakers |
| 12/10/2014 | CN101901714B 用于限制电气设备单元的隔间的内部过压的装置 Internal compartment for electrical equipment unit limit overvoltage device |
| 12/04/2014 | US20140353280 Switch apparatus for connection with a dc circuit |
| 12/04/2014 | US20140353279 Gas-Insulated Circuit Breaker With Nominal Contact Shielding Arrangement |
| 12/02/2014 | US8902550 Direct-current switch |
| 12/02/2014 | US8902026 Electric current switching apparatus |
| 12/02/2014 | US8901447 Circuit breaker with parallel rated current paths |
| 11/27/2014 | US20140347151 Switching device suitable for direct-current operation |
| 11/27/2014 | US20140346147 Mobile Conducting Unit for a Breaker, Including a Spring for Accelerating the Separation of Arc Contacts |
| 11/27/2014 | US20140346145 Mixture of hydrofluoroolefine and hydrofluorocarbide to improve the internal arc resistance in medium and high voltage electric apparatus |
| 11/27/2014 | US20140346143 Gas insulated switchgear and manufacturing method of the same |
| 11/25/2014 | US8896160 Apparatus and method of controlling switch units, and battery pack and battery management apparatus comprising said apparatus |
| 11/25/2014 | US8895884 Tank type vacuum circuit breaker |
| 11/25/2014 | US8895883 Dual current path for high rated currents |
| 11/20/2014 | US20140339197 Arc extinguishing chamber for an electric protection apparatus and electric protection apparatus comprising same |
| 11/20/2014 | US20140339196 Arc extinguishing unit for molded case circuit breaker |
| 11/20/2014 | US20140339195 Vacuum interrupter with transition areas between metal housing parts and ceramic housing parts covered by insulating material |
| 11/18/2014 | US8890019 Commutating circuit breaker |
| 11/18/2014 | US8890011 Medium voltage circuit breaker |
| 11/13/2014 | US20140332502 Circuit breaker comprising ventilation channels for efficient heat dissipation |
| 11/13/2014 | US20140332501 Shielding element for the use in medium voltage switchgears |
| 11/13/2014 | US20140332500 Dc current switching apparatus, electronic device, and method for switching an associated dc circuit |
| 11/11/2014 | US8885327 Switchgear |
| 11/11/2014 | US8884176 HVDC breaker and control apparatus for controlling an HVDC breaker |