Patents
Sitemap › H01 - Basic electric elements › H01H - Electric switches; Relays; Selectors; Emergency protective devices › H01H 33 - High-tension or heavy-current switches with arc-extinguishing or arc-preventing means
Patents for H01H 33 - High-tension or heavy-current switches with arc-extinguishing or arc-preventing means (18,584)
06/2014
06/11/2014CN103858296A Busbar connection
06/11/2014CN103854917A Fluoroplastic base material composite material used in electronic device and used for extinguishing arc
06/11/2014CN103854916A Combined direct-acting sealing device for breaker
06/11/2014CN103854915A Three-Phase common-operated Circuit-Breaker
06/11/2014CN103854914A Gas Circuit Breaker
06/11/2014CN103854913A Isolation switch arc detection mechanism and safety protection device for vacuum on-load tapping switch
06/11/2014CN101814392B Commutation type DC breaker
06/10/2014US8749943 Drive circuit for electromagnetic manipulation mechanism
06/10/2014US8748771 Electric switchgear panel with improved arc protection assembly
06/10/2014US8748770 Power switching apparatus
06/05/2014US20140151340 Arc Chute Arrangement for Arc Quenching in Electrical Switching Device
06/05/2014US20140151339 Vacuum interrupter and switch pole
06/05/2014US20140151338 Contactor for dc operation
06/05/2014US20140151337 Electromagnetic relay
06/05/2014DE102012222328A1 Schaltgerät Switchgear
06/05/2014DE102012221952A1 Method for suppressing or interrupting arc in switch after opening, involves passing supply current in same direction as previous current between return path and infeed node through supply line
06/05/2014DE102012221844A1 Switching contact for vacuum switching tube used for power interruption in power distribution network, generates axial magnetic field in contact gap arranged between oppositely arranged contact pieces
06/04/2014EP2738784A1 Magnetizing inrush current suppression device
06/04/2014EP2737511A1 Process for preparing coated push-rods and/or pole housings for electrical contacts and connecting elements
06/04/2014EP2737510A1 Dc voltage circuit breaker
06/04/2014EP2737507A1 Power distribution switchgear circuit breaker
06/04/2014CN203631412U 带有吹弧装置的充气开关 Inflatable switch with Puffer device
06/04/2014CN203631411U 一种绝缘套筒结构 An insulating sleeve structure
06/04/2014CN203631410U 一种真空断路器控制电路和系统 A vacuum breaker control circuits and systems
06/04/2014CN203631409U 固体绝缘柱上真空开关 Solid insulation column vacuum switch
06/04/2014CN203631408U 一种户内高压交流真空发电机断路器 Within an indoor high voltage AC vacuum generator circuit breakers
06/04/2014CN203631407U 一种智能永磁高速真空断路器 An intelligent high-speed permanent magnet vacuum circuit breakers
06/04/2014CN203631406U 模块化的固体绝缘开关柜联动装置 Modular Solid Insulated Switchgear linkage
06/04/2014CN203631405U 固体绝缘直动接地开关 Solid insulation direct-acting grounding switch
06/04/2014CN203631404U 一种具有引弧功能的隔离开关 Having an arc function disconnectors
06/04/2014CN103843097A Vacuum switch and hybrid switch assembly therefor
06/04/2014CN103839729A Double-insulation arc-extinguishing post terminal of circuit breaker
06/04/2014CN103839728A Tank-type breaker for gas insulated switchgear
06/04/2014CN102623235B Outdoor high voltage vacuum breaker of 40.5 KV
06/04/2014CN102132370B A DC current breaker
06/04/2014CN102067260B Controller unit for switching device
06/04/2014CN101944445B Switching appliance for AC circuit
06/03/2014CA2748458C Phase-control switchgear and phase-control method for switchgear
05/2014
05/30/2014WO2014080655A1 Switch
05/30/2014WO2014080623A1 Vacuum valve
05/30/2014WO2014079751A1 Power switching apparatus
05/30/2014WO2014079750A1 Power switching apparatus
05/30/2014WO2014079749A1 Vacuum interrupter assembly
05/29/2014US20140144883 Gas Circuit Breaker
05/29/2014US20140144882 Three Phase Vacuum Interrupter Switch for High Voltage Distribution Systems
05/28/2014EP2736061A1 Vacuum interrupter assembly
05/28/2014EP2736060A1 Power switching apparatus
05/28/2014EP2736059A1 Power switching apparatus
05/28/2014EP2735012A1 Disconnector for a gas-insulated installation comprising a vacuum bulb
05/28/2014CN203617212U 带隔离工位的断路器及使用该断路器的开关柜 Isolated station circuit breaker and the use of the circuit breaker switchgear
05/28/2014CN203617211U 具有防爆警示装置的高压断路器 Has a high voltage circuit breaker explosion warning device
05/28/2014CN203617210U 一种固体绝缘隔离接地开关装置及其固封单元 A solid grounding switch device and insulate solid sealing unit
05/28/2014CN203617209U 双电源开关装置 Dual power switching device
05/28/2014CN203617208U 正装高压真空断路器 Dress voltage vacuum circuit breaker
05/28/2014CN203617207U 固封极柱绝缘体的改进结构 Embedded pole insulator improved structure
05/28/2014CN203617206U 一种断路器罐体 A circuit breaker tank
05/28/2014CN103828155A 箱型真空断路器 Box-type vacuum breaker
05/28/2014CN103828011A 断路器灭弧单元 Circuit breaker unit
05/28/2014CN103828010A 用于真空断路器的触点组件 Contact assembly for a vacuum circuit breaker
05/28/2014CN103828009A 包括第一和第二动触头组件的真空开关装置及包括其的真空电气开关装置 Includes first and second movable contact assembly of the vacuum switch gear including a vacuum electrical switching apparatus
05/28/2014CN103828008A 具有断路器灭弧单元的装置 Device has a circuit breaker unit
05/28/2014CN103824724A 一种双向绝缘拉杆 A bi-insulated rod
05/28/2014CN102426976B 用于真空负荷开关的弹簧储能机构 Vacuum load switch for spring charging mechanism
05/28/2014CN102403163B 柔性输电用快速卧式真空开关 FACTS with fast horizontal vacuum switch
05/28/2014CN102388425B 操作装置 Operating device
05/28/2014CN102077310B 带有消弧装置的负载断流器 With load interrupter arc extinguishing device
05/28/2014CN101647169B 相位控制开关装置及相位控制开关装置的开闭极控制方法 Pole control method for controlling the opening and closing phase of the switching means and the phase-control switching apparatus
05/28/2014CN101527209B 开关装置 Switching device
05/27/2014US8735760 Gas insulated switchgear
05/27/2014US8735759 Features to limit the exhaust debris exiting a circuit breaker
05/27/2014US8735758 Circuit breaker having dual arc chamber
05/27/2014US8735757 Switch unit and circuit breaker for a medium voltage circuit
05/22/2014WO2014078004A1 Structure for limiting back-travel of interrupters on circuit breakers
05/22/2014WO2014075739A1 High-voltage switching device
05/22/2014US20140138357 Power distribution switchgear circuit breaker
05/21/2014EP2732521A1 Direct current circuit breaker
05/21/2014EP2732455A1 Electromagnetic drive
05/21/2014CN203607326U 一种真空开关真空度在线监测系统 A vacuum switch vacuum degree online monitoring system
05/21/2014CN203607325U 断路器 Breaker
05/21/2014CN203607324U 真空断路器外壳 Vacuum breaker housing
05/21/2014CN203607323U 一种新型永磁真空断路器 A new permanent magnet vacuum circuit breakers
05/21/2014CN203607322U 固封极柱 Embedded pole
05/21/2014CN203607321U 配有zn28-10型真空断路器的gg-1a高压开关柜 With zn28-10 type vacuum breaker gg-1a High Voltage Switchgear
05/21/2014CN203607320U 大功率六氟化硫回收回充装置 High-power devices backfilled recovered sulfur hexafluoride
05/21/2014CN203607319U 绝缘筒 Insulating tube
05/21/2014CN103811225A 一种真空开关操作杆 A vacuum switch lever
05/21/2014CN103811224A 一种真空灭弧室及其电极和触头结构 A vacuum interrupter chamber and the electrode and the contact structure
05/21/2014CN102683099B 一种高电压真空开关 A high voltage vacuum switch
05/20/2014US8729417 Method of manufacturing a current terminal for embedded pole part, and pole part itself
05/20/2014US8729416 Circuit breaker remote tripping
05/15/2014WO2014072048A1 Vacuum interrupter arrangement for a medium voltage circuit breaker with cup-shaped tmf-contacts
05/15/2014US20140131317 Arc Runner Assembly and Circuit Interrupter
05/15/2014US20140131316 Contact assembly for a vacuum circuit breaker
05/14/2014EP2731120A1 Vacuum interrupter arrangement for a medium voltage circuit breaker with cup-shaped TMF-contacts
05/14/2014EP2729951A1 Dc current interruption system able to open a dc line with inductive behaviour
05/14/2014EP2729950A1 Drive for a switching device
05/14/2014EP2729940A1 Use of a mixture comprising a hydrofluoroolefin as a medium-voltage arc-extinguishing and/or insulating gas and medium-voltage electrical device comprising same
05/14/2014CN203596316U 一种双稳态永磁机构 A bistable permanent magnetic actuator
05/14/2014CN203596315U 低弹跳、低接触电阻触头结构 Low bounce, low contact resistance contact structure
05/14/2014CN203596314U 真空断路器面板 Vacuum breaker panel
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