Patents
Sitemap › H01 - Basic electric elements › H01H - Electric switches; Relays; Selectors; Emergency protective devices › 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)
08/2014
08/05/2014US8797045 Device for detecting partial discharge in an insulation system of rotary electric machines
08/05/2014US8796568 Switching assembly having an interlock device for a selector switch
07/2014
07/30/2014CN203746734U 一种隔离开关用机械锁定保护装置 An isolating switch with a mechanical locking protection devices
07/30/2014CN203746733U 改进型gw4-10隔离开关 Improved gw4-10 disconnectors
07/30/2014CN203746732U 一种隔离开关的操作装置 An isolation switch operating device
07/30/2014CN203746731U 一种隔离接地开关的传动装置 An isolating grounding switch gear
07/30/2014CN203746730U 一种多节气动隔离开关 A multi-section pneumatic isolation switch
07/30/2014CN103959417A 开关装置 Switching device
07/30/2014CN103956293A 一种用于隔离开关的波纹管防雨罩 Bellows Covers for disconnectors
07/30/2014CN103956292A 10kv高压负荷开关操作机构 10kv high voltage load switch operating mechanism
07/30/2014CN102832074B 一种直流阀厅用接地开关 A DC grounding switch valve hall
07/29/2014CA2635240C Variable frequency drive system apparatus and method for reduced ground leakage current and transistor protection
07/24/2014US20140202836 Portable load-breaking and pickup jumper apparatus
07/23/2014CN203733695U 一种35kV柜接地刀与后柜门机械联锁装置 One kind of 35kV earthing knife and rear doors mechanical interlock
07/23/2014CN203733694U 一种隔离开关用转臂支座 An isolating switch with tumbler holder
07/23/2014CN203733693U 负荷开关与三工位隔离开关组合装置 Load switch and three-position disconnector combination device
07/23/2014CN203733692U 隔离开关的模块化电动机构 Modular electrical isolation switch mechanism
07/23/2014CN103943403A 220kv单接地隔离开关机械闭锁装置 220kv single ground isolation switch mechanical locking device
07/23/2014CN103943402A 高压隔离开关专用程序锁 High-voltage isolation switch dedicated program lock
07/23/2014CN103943401A 一种用于户外电力设施操作箱垂直输出轴的防风机构 A wind power facilities outside agencies operating box for vertical output shaft
07/23/2014CN103943400A 一种隔离开关的操作装置 An isolation switch operating device
07/23/2014CN102646539B 一种1100kV特高压串补用旁路隔离开关 One kind 1100kV UHV series compensation with bypass isolation switch
07/16/2014CN203721604U 隔离开关 Disconnectors
07/16/2014CN203721603U 隔离开关熔断器组 Isolating switch fuse group
07/16/2014CN203721602U 隔离开关熔断器组中的熔断器安装架 Isolating switch fuse group fuse mount
07/16/2014CN203721601U 熔断器式隔离开关的联动机构 Linkage of fuse switch disconnectors
07/16/2014CN203721600U 操动机构底盘车联锁装置 Actuator chassis interlock device
07/16/2014CN203721599U 熔断器式隔离开关的联锁机构 Fuse switch disconnectors interlock mechanism
07/16/2014CN203721598U 一种隔离开关手力操作机构间的联锁装置 An interlock between the isolation switch the hand operating mechanism
07/16/2014CN203721597U 隔离开关触头结构 Isolation switch contact structure
07/16/2014CN203721596U 隔离开关中操作杆的限位结构 Limit structure isolation switch operating lever
07/16/2014CN203721595U 一种熔断器式隔离开关 One kind of fuse switch disconnectors
07/16/2014CN203721594U 新型熔断器式隔离开关 The new fuse switch disconnectors
07/16/2014CN102723222B 固定式高压开关柜连锁机构 Fixed Voltage Switchgear chain
07/16/2014CN102543551B 一种三工位开关的操作机构 A three-position switch operating mechanism
07/16/2014CN102447235B 高压移动式直流隔离开关 DC high voltage disconnectors Mobile
07/09/2014CN203707577U 隔离柜 Isolation Cabinet
07/09/2014CN203706998U 隔离开关安全连锁装置 Isolation switch safety interlock device
07/09/2014CN203706997U 偏心轮型自锁高压隔离开关 Eccentric-type self-locking high-voltage isolation switch
07/09/2014CN203706996U 高压交流单相隔离开关 AC single-phase high-voltage isolation switch
07/09/2014CN203706995U 一种设有空行程的接地开关伞齿轮机构 One kind of air travel has a bevel gear mechanism earthing switch
07/09/2014CN203706994U 密封防护型户外隔离开关 Outdoor isolation switch enclosure protection
07/09/2014CN203706993U 丝杆型直动式隔离开关 Screw-type direct-acting isolation switch
07/09/2014CN203706992U 一种变电站户外式隔离开关 Substations outdoor switch disconnectors
07/09/2014CN103915282A 新型固体绝缘真空开关三工位隔离接地开关模块 New solid insulation vacuum switch three-position switch module isolated ground
07/03/2014WO2014103612A1 Switching apparatus
07/03/2014DE102006022374B4 Schaltgerät Switchgear
07/02/2014CN203690195U 三工位隔离开关工位锁定机构 Three-position isolating switch position locking mechanism
07/02/2014CN203690194U 气控自锁型高压隔离开关 Pneumatic self-locking high voltage isolation switch
07/02/2014CN203690193U 刀闸自锁型户外交流三相联动高压隔离开关 Self-locking knife Outdoor AC high voltage isolation switch three-phase linkage
07/02/2014CN203690192U 一种三工位隔离开关 A three-position disconnector
07/02/2014CN203690191U 用于隔离开关的防护装置 Protective devices for isolating switch
07/02/2014CN203690190U 一种户外隔离开关的导电转轴防护结构 A conductive shaft protection structure outdoor disconnector
07/02/2014CN203690189U 中性点隔离开关 Neutral isolation switch
07/02/2014CN203690188U 悬线式隔离开关及其安装结构 Hanging wire isolation switch and mounting structure
07/02/2014CN203690187U 户外交流高压隔离开关之刀闸组件 Outdoor AC high voltage isolation switch of the knife assembly
07/02/2014CN203690186U 一种隔离开关地刀操作机构 An isolating switch operating mechanism to the knife
07/02/2014CN203690185U 一种隔离开关新型导电装置 An isolating switch new conductive device
07/02/2014CN203690184U 一种电动接地刀装置 An electric knife device grounding
07/02/2014CN203690145U 隔离开关的瓷瓶安装底座 Disconnectors porcelain mounting base
07/02/2014CN103907167A 网络的两个部件之间的接合点处的电气开关设备 The electrical switching device at the joint between the two members network
07/02/2014CN102543548B 三相本体品字形分布的高压开关及高压开关柜 Three-phase high-voltage switchgear and high voltage switchgear products body shape distribution
07/01/2014US8769314 Test fixture and method using the DTR pins and CTS pins of RS-232 connectors for automatically turning on computers
06/2014
06/26/2014WO2014096221A1 Contact arrangement for high voltage switchgear and switchgear with contact arrangement
06/26/2014WO2014094806A1 Medium voltage switchgear with an assembled pole part with integrated three-position switch
06/26/2014DE102013114784A1 Feststoffisolierungstrennschalter Solid insulation disconnector
06/25/2014CN203674059U 一种压气式负荷开关 One kind puffer type load switch
06/25/2014CN203674058U Gw4型高压隔离开关 Gw4-pressure isolation switch
06/25/2014CN203674057U Gw5型高压隔离开关 Gw5-pressure isolation switch
06/25/2014CN203674056U 一种隔离开关改进型导流柱 An isolating switch improved diversion column
06/25/2014CN203673998U 光伏隔离开关 PV isolation switch
06/18/2014CN203659725U 直流融冰组合式隔离开关 Melting ice modular DC disconnectors
06/18/2014CN203659724U 高压倒装隔离刀闸专用绝缘防护套 Dedicated high-voltage isolation switch insulating protective flip cover
06/18/2014CN203659723U 隔离开关的弹簧储能机构 Isolation switch spring energy agency
06/18/2014CN203659722U 一种隔离开关用动触头组 An isolating switch with a movable contact group
06/18/2014CN203659721U 一种隔离开关的印刷电路板固定装置 An isolating switch of the printed circuit board fixing means
06/18/2014CN203659720U 一种高压隔离开关 A high voltage isolation switch
06/18/2014CN103875051A Disconnector
06/18/2014CN103871773A Three-station operating mechanism
06/17/2014US8754730 Electromagnetically operated switching device
06/11/2014CN203644640U 隔离换相开关的改良结构 Improved structure isolation commutation switch
06/11/2014CN203644639U 合闸联锁装置 Closing interlock device
06/11/2014CN203644638U 横向不限位辅助开关切换装置 Lateral limitation bit auxiliary switch device
06/11/2014CN203644637U 一种加辅助开关的隔离开关 An addition auxiliary switch disconnectors
06/11/2014CN203644636U 一种机构箱 A mechanism box
06/11/2014CN203644635U 户外交流高压隔离开关支柱绝缘子导电总成 Outdoor AC high voltage isolation switch conductive pillar insulator assembly
06/11/2014CN203644634U 一种隔离开关 An isolating switch
06/11/2014CN203644582U 操动机构隔离开关拨叉轮装置 Isolation switch actuator fork wheel device
06/11/2014CN103854912A Insulating cylinder of load switch isolated earthing switch
06/10/2014US8749249 Test handler for electronic devices
06/05/2014DE102005014980B4 Deckel eines Sicherungslasttrennschalters mit Metallbügel zum Halten von Sicherungen Cover a fuse disconnecting switch with metal brackets for holding fuses
06/04/2014CN203631403U 一种隔离开关的触头装置 Contact means an isolation switch
06/04/2014CN203631402U 一种高端直流阀厅用接地开关 A high-end DC grounding switch valve hall
06/04/2014CN203631401U 用于开关设备的接地开关 Switch device for grounding
06/04/2014CN203631400U 三工位开关设备的辅助开关 Auxiliary switch three-position switch devices
06/04/2014CN203631399U 一种隔离接地开关联动机构 An isolating earthing switch linkage
06/04/2014CN203631398U 一种三工位开关用操动机构 A three-position switch with actuator
06/04/2014CN203631397U 一种用于三工位开关操动机构的限位装置 A three-position switch stopper actuator for
06/04/2014CN203631396U 多功能隔离开关 Multifunction disconnectors
06/04/2014CN203631395U 一种高压组合电器的快速接地开关 A high-pressure quick combination of electrical grounding switch
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