| Patents for H01H 33 - High-tension or heavy-current switches with arc-extinguishing or arc-preventing means (18,584) |
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| 06/06/2012 | EP2461338A1 Circuit breaker arrangement for medium voltage to high voltage applications |
| 06/06/2012 | EP2460637A1 Method of manufacturing a push rod of a vacuum interrupter |
| 06/06/2012 | DE112010001507T5 Schaltgerät-Betätigungsvorrichtung und Drei-Phasen-Schaltgerät Switching device actuator and three-phase switching device |
| 06/06/2012 | CN202268302U 真空断路器的储能装置 Energy storage device vacuum circuit breaker |
| 06/06/2012 | CN202268301U 真空断路器压簧式合分闸传动机构 Vacuum circuit breaker spring style sub-gate actuator |
| 06/06/2012 | CN202268300U 永磁真空断路器的传动机构 Permanent magnetic actuator vacuum circuit breaker |
| 06/06/2012 | CN202268299U 户内高压真空断路器的手动储能机构 Manual storage mechanism indoor high voltage vacuum circuit breaker |
| 06/06/2012 | CN202268298U 一种绝缘拉杆 An insulated rod |
| 06/06/2012 | CN202268297U 一种真空灭弧室外壳 A vacuum interrupter housing |
| 06/06/2012 | CN202268296U 一种新型绝缘筒 A new insulating cylinder |
| 06/06/2012 | CN202268295U 智能型真空断路器分合闸速度监测装置 Intelligent vacuum circuit breaker closing speed monitoring device |
| 06/06/2012 | CN202268294U 真空断路器的辅助开关机构 Vacuum circuit breaker auxiliary switch mechanism |
| 06/06/2012 | CN202268293U 永磁真空断路器的支架 Permanent magnet vacuum circuit breaker bracket |
| 06/06/2012 | CN202268292U 智能型断路器传感器的安装结构 Intelligent circuit breaker sensor mounting structure of |
| 06/06/2012 | CN202268291U 真空断路器的电容器装配结构 Capacitor mounting structure of the vacuum circuit breaker |
| 06/06/2012 | CN202268290U 户内高压真空断路器 Indoor high voltage vacuum circuit breaker |
| 06/06/2012 | CN202268289U 用于真空负荷开关的接地拐臂固定夹机构 Ground for vacuum load switch crank arm fixing clamp mechanism |
| 06/06/2012 | CN202268288U 户外固封极柱 Outdoor embedded pole |
| 06/06/2012 | CN202268287U 气动机构高压空气储气罐单向阀漏气判定装置 Pneumatic mechanism of high pressure air tank check valve leak determination means |
| 06/06/2012 | CN202268286U Ghk-120/1140型隔离换向开关 Ghk-120/1140-type isolation for the switch |
| 06/06/2012 | CN202268285U Ghk-400、500/1140型隔离换向开关 Ghk-400,500 / 1140-type isolation for the switch |
| 06/06/2012 | CN202268284U 动静触头连接组件及其高压隔离接地开关 Moving contacts to connect components and high-voltage isolation grounding switch |
| 06/06/2012 | CN1981355B Arc-extinguishing composition and articles manufactured therefrom |
| 06/06/2012 | CN101599387B Electric railway 2*55kV solid sealing type vacuum circuit breaker |
| 06/06/2012 | CN101533735B High pressure vacuum circuit breaker |
| 06/05/2012 | US8193664 Electrical power-saving control apparatus, power supply including that apparatus and power-saving method thereof |
| 06/05/2012 | US8193467 Insulator with disc-shaped carrier element |
| 05/31/2012 | WO2012069112A1 Drive controller for high-voltage switching devices |
| 05/31/2012 | US20120132622 Switch unit and switchgear equipped therewith |
| 05/31/2012 | DE102010053466A1 Stufenschalter und Vakuumschaltröhre für einen solchen Stufenschalter Stages and vacuum circuit interrupter for such a step switch |
| 05/31/2012 | DE102010052481A1 Antriebssteuerung für Hochspannungsschaltgeräte Drive control for high voltage switchgear |
| 05/30/2012 | EP2458606A1 On-load tap changer |
| 05/30/2012 | EP1974363B1 Alternator circuit-breaker disconnecting switch of compact structure |
| 05/30/2012 | CN202259082U Modularized spring operation mechanism used for breaker |
| 05/30/2012 | CN202259077U Connector of SF6 circuit breaker |
| 05/30/2012 | CN202259001U Outdoor high-voltage alternating-current porcelain column type circuit breaker |
| 05/30/2012 | CN202259000U Opening range regulator for measurement of vacuum degree of vacuum interrupter |
| 05/30/2012 | CN202258999U Circuit breaker with online vacuum degree monitoring function |
| 05/30/2012 | CN202258998U Novel rib bulging fixing device for shielding cylinder |
| 05/30/2012 | CN202258997U Vacuum load switch contact structure |
| 05/30/2012 | CN202258996U High-pressure vacuum circuit breaker with U-shaped electromotive compensating coil |
| 05/30/2012 | CN202258995U Interlocking mechanism of inflatable cabinet type vacuum circuit breaker |
| 05/30/2012 | CN202258994U Structure of breaker pole |
| 05/30/2012 | CN202258993U Interlocking mechanism of vacuum circuit breaker |
| 05/30/2012 | CN202258992U Triangle-shaped interphase full-solid insulation high- and medium-voltage switchgear |
| 05/30/2012 | CN202258991U Single-phase monopole indoor railway embedded pole vacuum circuit breaker |
| 05/30/2012 | CN202258990U Improved structure of flexible connection for vacuum load switch |
| 05/30/2012 | CN202258989U Switching mechanism for vacuum on-load tap switch |
| 05/30/2012 | CN202258988U Vacuum switch pipe for 12kv long-life vacuum contactor |
| 05/30/2012 | CN202258987U SF6 gas supplementing device for LN2-35 type breaker |
| 05/30/2012 | CN202258986U Air filling device for LW30-126 type SF6 circuit breaker |
| 05/30/2012 | CN202258985U Insulating cylinder |
| 05/30/2012 | CN202258984U Outdoor vertically-opened alternating-current high-voltage isolating switch |
| 05/30/2012 | CN202258896U Vacuum tube series parallel circuit structure for vacuum on-load tapping switch |
| 05/30/2012 | CN202258840U Single-break on-load capacitance-regulating switch |
| 05/30/2012 | CN102484015A 操作能量降低的用于中压或高压断路器的中断腔室 Reduce operating energy interruption chamber for medium or high voltage circuit breakers |
| 05/30/2012 | CN102484014A Disconnector for switchgear |
| 05/30/2012 | CN102484013A 开关设备支架 Switching equipment rack |
| 05/30/2012 | CN102484012A 开关设备 Switchgear |
| 05/30/2012 | CN102483999A 具有延迟电路的弹簧储能传动装置 The spring energy storage device having a delay circuit of the transmission |
| 05/30/2012 | CN102479644A 一种高压断路器的改造方法 Reconstruction method of high voltage circuit breakers |
| 05/30/2012 | CN102479643A 一种用于负荷隔离开关的连杆操作机构 A load isolation switch operating mechanism for the link |
| 05/30/2012 | CN102479629A 一种真空断路器灭弧室安装工装 A vacuum circuit breaker chamber installation tooling |
| 05/30/2012 | CN102479628A 一种真空断路器灭弧室安装夹具 A vacuum circuit breaker chamber mounting fixture |
| 05/30/2012 | CN102479627A Multifunctional novel molding power equipment and manufacturing method thereof |
| 05/30/2012 | CN102479625A 单稳态永磁机构 Monostable permanent magnetic actuator |
| 05/30/2012 | CN101814395B Linkage structure between vacuum circuit breaker operating mechanism and sealed pole |
| 05/30/2012 | CN101783262B Optically controlled modular type mixed breaker based on series connection of vacuum breaker and SF6 breaker |
| 05/30/2012 | CN101615524B Single phase permanent magnetic mechanism for vacuum circuit breaker |
| 05/30/2012 | CN101515520B Intelligent self-diagnosis medium-pressure vacuum circuit breaker |
| 05/30/2012 | CN101483115B Contactor component of vacuum breaker |
| 05/30/2012 | CN101447364B Electromagnetic force driving mechanism of an SF6 high voltage circuit breaker |
| 05/30/2012 | CN101427334B Procedure for manufacturing an electric contact and according contact |
| 05/30/2012 | CN101410923B Electromagnetic actuator |
| 05/30/2012 | CN101256915B Puffer circuit breaker with reduced puffer volume pressure |
| 05/30/2012 | CN101238533B Fixing device with field control characteristic and switch for interrupting AC |
| 05/30/2012 | CN101223619B Breaker |
| 05/30/2012 | CN101192483B Switchgear control apparatus |
| 05/30/2012 | CN101192482B Switch controlling device |
| 05/30/2012 | CN101170021B Switching mechanism |
| 05/24/2012 | WO2012067759A1 Circuit breaker with controlled exhaust |
| 05/24/2012 | WO2012066406A1 Bellows for use in vacuum interrupters |
| 05/24/2012 | WO2012065842A1 Vacuum interrupter having a tubular body |
| 05/24/2012 | US20120125894 Arc extinguishing switch and switching method thereof |
| 05/24/2012 | DE102010045233B4 Lasttrennschalter Switch disconnectors |
| 05/23/2012 | EP2455957A1 Gas insulated circuit breaker |
| 05/23/2012 | CN202230944U Integrated energy storage handle of vacuum circuit breaker |
| 05/23/2012 | CN202230943U Protection circuit for vacuum circuit breaker |
| 05/23/2012 | CN202230942U Slider type vacuum switch |
| 05/23/2012 | CN202230941U Intelligent device for monitoring performance of closing spring of vacuum circuit breaker |
| 05/23/2012 | CN202230940U Vertical isolating vacuum breaker |
| 05/23/2012 | CN202230939U Novel vacuum switch pipe |
| 05/23/2012 | CN202230938U Gas circuit system for 550KV sulfur hexafluoride breaker |
| 05/23/2012 | CN202230937U Outlet conductor connection device for high-voltage alternating-current tank-type sulphur hexafluoride circuit breaker |
| 05/23/2012 | CN102473549A 带接通电阻接点的气体断路器及其接通、断路方法 With on-resistance contacts and turned on the gas circuit breakers, circuit method |
| 05/23/2012 | CN102473548A 真空开关管 Vacuum switch |
| 05/23/2012 | CN102473547A 与气体绝缘的高压开关设备 And gas-insulated high-voltage switchgear |
| 05/23/2012 | CN102473537A Multi-phase medium voltage contactor |
| 05/23/2012 | CN101800137B Vacuum load switch |
| 05/23/2012 | CN101789328B Three-station vacuum arc extinguish chamber for all-solid switch cabinet |