| Patents for H01H 31 - Air-break switches for high tension without arc-extinguishing or arc-preventing means (5,099) |
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| 12/01/2010 | CN201663088U Wire holder structure of outdoor high-voltage isolating switch |
| 12/01/2010 | CN201663087U Electric mechanism for isolation switch |
| 12/01/2010 | CN101901713A 6-10kV electric isolating switch |
| 12/01/2010 | CN101901712A Novel pole type three-phase high-voltage isolating switch |
| 12/01/2010 | CN101425662B Micro metal full-enclosed vacuum switch cabinet |
| 11/25/2010 | WO2010133717A1 Method for activating the counter of a sectionalizer |
| 11/25/2010 | WO2010133451A1 Metal-encapsulated, multi-phase, gas-insulated disconnecting and grounding switch for bus bar |
| 11/24/2010 | EP2254141A2 Fuse cutout with mechanical assist |
| 11/24/2010 | EP2254135A1 Metal-enclosed, multi-phase gas-insulated busbar disconnecting and earthing switch |
| 11/24/2010 | CN201656296U An operation mechanism box of sub-control high-voltage insulating switch |
| 11/24/2010 | CN201656253U Mechanical interlocking mechanism of VCS disconnecting switch box |
| 11/24/2010 | CN201655645U Turnover device used for horizontal turnover type isolation switch |
| 11/24/2010 | CN201655644U High-voltage current-limiting isolating switch |
| 11/24/2010 | CN201655643U Low-voltage fuse isolating switch |
| 11/24/2010 | CN201655642U Interlocking device for double-column level fracture isolating switch |
| 11/24/2010 | CN201655641U Permanent magnetic distribution disconnector |
| 11/24/2010 | CN201655640U Transmission device for two-action type grounding switch |
| 11/24/2010 | CN201655639U Folding type isolation disconnecting link conductive pipe |
| 11/24/2010 | CN201655638U High-voltage AC grounding switch |
| 11/24/2010 | CN201655637U High-voltage isolation and grounding switch |
| 11/24/2010 | CN201655636U Insulation spindle of high-voltage load switch |
| 11/24/2010 | CN201655635U Control device for isolation grounding switch |
| 11/24/2010 | CN201655634U Triolocation auxiliary switch of high-voltage switch |
| 11/24/2010 | CN201655574U Spring-operating device of load switch |
| 11/24/2010 | CN201655566U Working head for multi-purpose insulating operating bar |
| 11/24/2010 | CN201655562U Finger-shaped contact assembly for a high voltage isolator |
| 11/24/2010 | CN101896986A Disconnector for a switching device |
| 11/24/2010 | CN101894701A 220KV vertical opening type isolating switch shunting device and method thereof |
| 11/24/2010 | CN101894700A Mechanical self-locking device for manual operating mechanism |
| 11/24/2010 | CN101308740B Electrical control apparatus for bipolar isolation switch of railway traffic |
| 11/17/2010 | CN201638737U Single-pole two-step action-type switchable earthing switch with large conduction current |
| 11/17/2010 | CN201638736U Single-pole two-step action-type earthing switch |
| 11/17/2010 | CN201638735U Single-pole vertical-fracture telescopic outdoor high-voltage alternating-current isolating switch |
| 11/17/2010 | CN201638734U Driving mechanism for isolating switch |
| 11/17/2010 | CN201638733U Drive device for disconnecting switch |
| 11/17/2010 | CN201638732U Novel reversing mechanism of isolating and reversing switch |
| 11/17/2010 | CN201638731U Telescopic outdoor high-voltage alternate-current isolating switch with dual-column horizontal fracture |
| 11/17/2010 | CN201638730U Three-column horizontal double-fracture turnover type outdoor high-voltage AC isolating switch |
| 11/17/2010 | CN201638708U Operating mechanism for rotary high-voltage isolating and grounding switches |
| 11/17/2010 | CN201638694U Copper and steel integral-type fixed contact |
| 11/17/2010 | CN101887071A Measurement terminal and isolating switch |
| 11/17/2010 | CN101159196B Outdoor high-voltage isolating switch |
| 11/16/2010 | US7834634 Low-power switch state detection circuit and method and mobile telephone incorporating the same |
| 11/15/2010 | CA2704408A1 Inertial catch for an automatic transfer switch power contactor |
| 11/11/2010 | US20100283480 Test apparatus, test method, and device |
| 11/10/2010 | EP2249363A1 Arrangement, substation, operating method and use of a grounding switch for protecting an electrical circuit against short-line faults |
| 11/10/2010 | CN201629256U Blade of high-voltage disconnector |
| 11/10/2010 | CN201629255U Three-station isolation grounding switch |
| 11/10/2010 | CN201629253U Novel base structure for disconnecting link |
| 11/10/2010 | CN101882526A 10KV high-voltage isolating switch with lockset |
| 11/10/2010 | CN101882525A 10KV high-voltage isolating switch |
| 11/10/2010 | CN101882508A Medium voltage line switch contact arrangement and medium voltage line switch including the same |
| 11/09/2010 | US7830041 Automatically standby power cut-off plug socket |
| 11/03/2010 | CN201622964U 220 kilovolt knife switch unified operation wrench |
| 11/03/2010 | CN201622963U Disconnector |
| 10/28/2010 | US20100273477 Cellular Phone Configured with Off-Board Device Capabilities and Starter/Charger and Battery Testing Capabilities |
| 10/28/2010 | US20100271046 Implementing at-speed wafer final test (wft) with complete chip coverage |
| 10/27/2010 | EP2244275A1 Switchgear for electric distribution networks |
| 10/27/2010 | CN201616376U 一种高压开关连接件 A high pressure switch connector |
| 10/27/2010 | CN201616375U 户外高压隔离开关 Outdoor high-voltage isolation switch |
| 10/27/2010 | CN201616374U 带接地的隔离负荷开关 Load isolation switch with grounding |
| 10/27/2010 | CN201616373U 三柱水平翻转式户外三相高压交流隔离开关 Three-column horizontal flip-style outdoor three-phase high voltage AC isolation switch |
| 10/27/2010 | CN101510475B Ultra rapid operation mechanism for high voltage switch |
| 10/27/2010 | CN101178989B Longitudinal rotary type function composite type vacuum isolation circuit breakers |
| 10/26/2010 | US7820926 Circuit interrupter assembly |
| 10/21/2010 | WO2010118981A1 Multi-phase switching device assembly |
| 10/21/2010 | DE102009002471A1 Sicherungslastschaltleiste Fuse switch disconnectors |
| 10/20/2010 | CN201611628U 一种用于组合电器断路器的三相机械联动装置 A three-phase mechanical linkage combination of electrical circuit breakers |
| 10/20/2010 | CN201611627U 一种三工位126kVGIS隔离开关 A three-position 126kVGIS disconnectors |
| 10/20/2010 | CN201611626U 隔离开关水平连杆螺栓轴 Disconnectors horizontal axis connecting rod bolt |
| 10/20/2010 | CN201611625U 带接地的隔离开关 Disconnectors with earth |
| 10/20/2010 | CN201611624U 一种直流隔离开关 A DC disconnectors |
| 10/13/2010 | CN201608091U 单柱垂直伸缩式户外高压交流隔离开关 Single column vertical telescopic outdoor high-voltage AC isolation switch |
| 10/13/2010 | CN201608090U 双柱水平伸缩式户外高压交流隔离开关 Double-column horizontal retractable outdoor high-voltage AC isolation switch |
| 10/13/2010 | CN201608089U 三工位隔离接地开关电联接装置 Three-position switch is electrically coupled device isolated ground |
| 10/13/2010 | CN201608057U 中压线路开关触头装置及包括该触头装置的中压线路开关 Medium Voltage line switch contact arrangement and the contact arrangement comprises a Medium Voltage line switch |
| 10/07/2010 | US20100253376 Leak detector comprising a position determining system for the hand-operated probe |
| 10/07/2010 | US20100253365 Fault detection circuit |
| 10/07/2010 | DE19822877B4 Elektrische Steckverbindung für Beschichtungsanlagen Electrical connector for coating systems |
| 10/06/2010 | CN201601388U 用于电力系统的敞开式组合电器 Power system for open-combination of electrical |
| 10/06/2010 | CN201601070U 高压隔离开关电动操动机构 High-voltage isolation switch electric actuator |
| 10/06/2010 | CN201601069U 同侧双进线隔离开关 Ipsilateral double line disconnectors |
| 10/06/2010 | CN201601040U 三工位分合闸电动操作机构 Three-position points off electric operation |
| 10/06/2010 | CN201601033U 用于高压隔离开关的指形触头组件 Finger contact assembly for high voltage isolation switch |
| 10/06/2010 | CN1822275B Disconnect switch |
| 10/06/2010 | CN101855693A Connection module and switching device having a connection module |
| 10/06/2010 | CN101855692A Cutouts with automatic reclosing |
| 10/05/2010 | US7808361 Dual protection device for circuit |
| 10/05/2010 | US7808245 Testing method for a ground fault detector |
| 09/29/2010 | EP2234137A2 Vacuum switch gear |
| 09/29/2010 | CN201594489U Combined type switching operating stick |
| 09/29/2010 | CN101849272A Switch |
| 09/29/2010 | CN101847839A 24kV solid insulated fully-closed switch equipment |
| 09/29/2010 | CN101241817B An indoor high-voltage rotary separation switch |
| 09/28/2010 | US7804033 Disconnector for an electrical substation handling voltages in excess of 1100kV |
| 09/23/2010 | WO2010106126A1 Simplified conductor for an electric apparatus, and electric apparatus comprising at least one such conductor |
| 09/23/2010 | US20100238972 Cable Temperature Monitor |
| 09/23/2010 | US20100237877 System open-circuit testing method |
| 09/23/2010 | CA2754611A1 Simplified conductor for an electric apparatus, and electric apparatus comprising at least one such conductor |
| 09/22/2010 | CN201590371U Quick ground switch device |