H01H 31 - Air-break switches for high tension without arc-extinguishing or arc-preventing means

Patents for H01H 31 - Air-break switches for high tension without arc-extinguishing or arc-preventing means (5,099)
12/2011
12/28/2011	CN202094036U 一种具有指示装置的隔离开关 Indication means having a disconnector
12/28/2011	CN202094035U 一种高压隔离开关拐臂结构 A high-pressure isolation switch crank arm structure
12/28/2011	CN202094034U 一种户外隔离开关连杆 Kind of outdoor isolating switch link
12/28/2011	CN202094033U 新型高压隔离开关导电触头 New high-voltage isolation switch conductive contacts
12/28/2011	CN202094032U 一种简易的风力发电用隔离开关 A simple use of wind power disconnectors
12/28/2011	CN202094031U 单柱垂直伸缩式户外高压交流隔断开关 Single column vertical retractable outdoor high-voltage AC off switch
12/21/2011	CN202084498U 一种电容器断路器与隔离开关装置 A capacitor circuit breakers and disconnectors devices
12/21/2011	CN202084464U 冲击发生器充电电阻拉簧式隔离开关 Lahuang impulse generator charging resistor switch disconnectors
12/21/2011	CN102292785A 电断路器 Circuit breaker
12/20/2011	US8081004 Testing card for peripheral component interconnect interfaces
12/20/2011	US8080746 High-voltage circuit breaker and switch arrangement
12/14/2011	CN202076179U 一种防自重力合闸式隔离开关 An anti-self-gravity closing switch disconnectors
12/14/2011	CN202076178U 带接线柱穿墙式的绝缘套管 With terminal through the wall of the insulating sleeve
12/14/2011	CN202076177U 电动接地刀的控制系统 Electric control system earthing
12/14/2011	CN102280296A 一种具有触指功能的高压隔离开关及其制备方法 High voltage isolation switch and its preparation method has the finger function
12/13/2011	US8078303 Electronic supervisor
12/08/2011	WO2011151278A1 Device for selecting the operating mode of an electrical switch actuator
12/08/2011	US20110298630 Test apparatus and test method
12/08/2011	DE102010061368B3 Switching device i.e. circuit breaker, for use in e.g. high voltage power supply system, has switching drive coupled with tensioning arrangement, so that preload effective direction of arrangement is directed against operation
12/07/2011	CN202067718U 接地线与刀闸之间的防误装置 Anti-error system ground between the knife
12/07/2011	CN202067717U 一种户外高压交流隔离开关底座 Kind of outdoor high-voltage AC isolation switch base
12/07/2011	CN101499383B 一种高压开关设备上的导电管与导电管的电连接装置 Means electrically connecting the conductive tube and the conductive tube of a high voltage switch device
12/07/2011	CN101499382B 一种用于高压开关设备的电连接装置 Means for electrically connecting a high-voltage switchgear
12/01/2011	WO2011147717A1 Switch disconnector
12/01/2011	US20110291667 Modular Test Plug For Voltage, Current and Current Transformer Saturation Testing
11/2011
11/30/2011	EP2390889A1 Short-circuit device with fusible link provided with a fuse-holder and a fuse breaker with improved operating and handling safety
11/30/2011	CN202058631U 一种耐张隔离开关 One kind of strain isolation switch
11/30/2011	CN202058630U 手动隔离开关操动机构 Manual isolation switch actuator
11/30/2011	CN202058629U 一种板簧加力式高压隔离开关刀闸装置 An energized high-voltage isolation switch knife means a leaf spring
11/30/2011	CN102262974A 设有熔丝座和熔丝熔断器的熔丝断路器 Has a fuse holder and fuse fuse fuse breaker
11/27/2011	CA2808613A1 Short-defeating insert in an ft-switch
11/25/2011	CA2739890A1 Circuit breaking device with fuse wire equipped with a fuse carrier and safe fuse breaker with improved handling and operation
11/23/2011	CN202049894U Isolating switch and static contact component of isolating switch
11/23/2011	CN202049893U Electric switching on/off grounding switch
11/23/2011	CN202049657U Simulation circuit breaker
11/23/2011	CN102254731A Bus grounding knife-switch interlocker
11/23/2011	CN102254730A Three-station isolation grounding switch
11/23/2011	CN102254729A Moving contact vertical motion type high voltage isolating switch capable of detecting position of moving contact
11/23/2011	CN102254728A Dynamic contact horizontal movement type high-voltage isolation switch allowing for detection of position of dynamic contact
11/23/2011	CN101194330B An electric switch having an annular stationary contact
11/22/2011	US8063647 Testing apparatus for hard disk drive
11/16/2011	CN202042410U Mounting mechanism for multi-loop isolating switch in explosion-proof electromagnetic starter
11/16/2011	CN202042409U Movable contact component for high-voltage three-working-position isolating switch
11/16/2011	CN202042408U High-voltage isolating switch insulating rod with three working positions
11/16/2011	CN102243935A Tension spring isolating switch of surge generator charging resistor
11/10/2011	DE102010019881A1 Kontaktmodul für eine Mittelspannungsanlage in Einschubtechnik Contact module for a medium-voltage system plug-in module
11/09/2011	EP2385541A1 Device for holding a fuse and switching device
11/09/2011	CN202034293U High-voltage tuning type isolating knife switch
11/09/2011	CN202034292U Bottom frame of grounding switch
11/09/2011	CN202034291U Buffer stop device of high voltage isolating switch hand-operating mechanism
11/09/2011	CN102237231A Device for holding a fuse and switching device
11/09/2011	CN101677178B Epoxy pouring solid insulation switch with double-isolation
11/08/2011	US8054086 Apparatus for dispensing and detecting solid pharmaceutical articles and related methods of operation
11/04/2011	CA2738297A1 Switching devices configured to control magnetic fields to maintain an electrical connection
11/03/2011	WO2011135034A1 Compact ground isolator
11/02/2011	CN202025671U Crank arm rotating shaft for isolating switch
11/02/2011	CN102231343A Multiloop combination-switch lever-type mechanical interlocking mechanism
11/02/2011	CN102231342A Universal knife switch connector of double-slide-type high-voltage isolation switch
11/02/2011	CN102231335A Positive contactor of disconnecting switch and fracture component
11/02/2011	CN101452791B Electric connection device of outdoor high-voltage isolating switch
11/01/2011	US8049372 Precharging a high-voltage bus using a voltage-regulated power supply
11/01/2011	CA2356660C Mounting for circuit interrupter
10/2011
10/26/2011	EP1152444B1 Switch gear
10/26/2011	CN202018910U Three-position isolation/ground switch
10/26/2011	CN202018909U Disconnector conductor
10/26/2011	CN202018908U Novel directly-operated isolating switch
10/26/2011	CN202018907U Line bank with stationary contact
10/25/2011	US8044540 Systems and methods for a SPDT switch or SPMT switch with transformer
10/20/2011	WO2011127497A1 Switching device
10/19/2011	CN202013832U Lever type mechanical interlocked mechanism of multi-loop combined switch
10/19/2011	CN102222585A Isolation interlocking device of flameproof switch
10/18/2011	CA2470914C Medium voltage motor control center arc resistant enclosure
10/13/2011	WO2011125120A1 Power transfer switch
10/12/2011	CN202008946U Double-air-gap permanent magnetic operation mechanism for high-voltage switch
10/12/2011	CN202008945U Transmission mechanism of isolated reversing switch
10/12/2011	CN102214530A Switch, particularly power switch
10/12/2011	CN101847839B 24kV solid insulated fully-closed switch equipment
10/06/2011	WO2011018810A8 Two-column electrical disconnector
10/06/2011	US20110241696 Method For The Simulation Of Defects With Spark Testers And Spark Testers
10/06/2011	DE102010014428A1 Multipole electrical switching device comprises two switching poles, a drive mechanism and a switching shaft, which is capable of rotating under the effect of the drive mechanism about an axis of rotation formed by pivot bearings
10/05/2011	CN202004360U Manual emergency switch-on and switch-off device for central-positioned switch cabinet
10/05/2011	CN202003895U High voltage isolating switch device
10/05/2011	CN202003894U Insulation base of isolating and reversing switch
10/05/2011	CN202003893U Positioning disconnecting switch blade
10/05/2011	CN202003892U Electrical state monitoring and controlling device for electric operating mechanism of high-voltage switch equipment
10/05/2011	CN202003891U High voltage grounding switch
10/05/2011	CN202003890U Ground switch capable of being switched on/off quickly
10/05/2011	CN1661874B Compact earthing switch for gas-insulated switchgear assemblies
10/05/2011	CN1661872B Insulated earthing switch for gas-insulated switchgear assemblies
10/05/2011	CN102208301A Three-station switch for switchgear
10/05/2011	CN101582336B Electric operation mechanism with double output shafts for AC high voltage isolating switch
09/2011
09/28/2011	CN201994233U 隔离开关导电带 Isolation switch conduction band
09/28/2011	CN201994232U 一种对操动机构输出角度补偿的装置 Kind of actuator output angle compensation device
09/28/2011	CN201994231U 双柱水平开启式户外高压交流隔离开关触头结构 Double-column horizontal open-type outdoor high-voltage AC isolation switch contact structure
09/28/2011	CN201994230U 三工位隔离接地开关 Three-position switch isolated ground
09/28/2011	CN102201295A Mother linear isolated grounding combined switches
09/22/2011	US20110227584 Insulation test method for large-scale photovoltaic systems
09/21/2011	EP2367192A1 Switching device for separating three electricity conductors and a neutral conductor
09/21/2011	EP2367190A1 Locking device designed to prevent the earthing of an electrical protection device, and the electrical protection device including said device
09/21/2011	CN201985015U 一种机械操作联锁装置 A mechanical interlock device operation

1 ... 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 ... 51