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)
03/2014
03/26/2014CN103681079A High-voltage isolating switch
03/26/2014CN103681078A Insulating cap of large-current high-voltage circuit breaker
03/26/2014CN103681077A Multi-section pneumatic disconnecting switch
03/20/2014WO2014041857A1 Gas-insulated switchgear
03/19/2014EP2707890A1 High-voltage disconnection knife for outdoor use with air insulation
03/19/2014CN203491176U Gas-insulated and metal-enclosed switch equipment
03/19/2014CN203491175U Three-station switch structure of high voltage GIS
03/19/2014CN203491174U Transition support of isolation switch
03/19/2014CN203491173U Direct current isolation switch of small subway
03/19/2014CN203491172U Conductive arm structure of high voltage disconnector
03/19/2014CN203491171U Novel GW5-35 disconnecting switch
03/19/2014CN203491170U 10kV outdoor high voltage isolation switch
03/19/2014CN203491169U Outdoor high-voltage isolation switch
03/19/2014CN203491168U Composite sleeve type transmission mechanism of isolating switch
03/19/2014CN103646816A Interlock for multi-station load switch conversion
03/19/2014CN103646815A Multi-station conversion load switch
03/19/2014CN103646814A Solid insulation isolating switch
03/19/2014CN103646813A Transmission mechanism of isolation circuit breaker and method
03/12/2014CN203481120U Single column type isolation switch
03/12/2014CN103632880A Novel 6-10kV clip piece type isolation switch
03/12/2014CN103632879A Disconnecting link self-locking type outdoor alternating current three-phase linkage high-voltage disconnecting switch
03/11/2014US8669769 Method and apparatus for detecting deterioration of lightning arrester
03/06/2014DE202013105911U1 Feststoffisolierungstrennschalter Solid insulation disconnector
03/05/2014CN203466119U High-voltage isolating switch
03/05/2014CN203466118U Earthing switch structure for modularized solid insulated switch cabinet
03/05/2014CN103620717A Outdoor switching device
03/05/2014CN103617919A Grounding switch for high-end straight-way valve hall
03/05/2014CN103617918A Disconnecting link component of outdoor alternating current high-voltage disconnecting switch
03/05/2014CN103617917A Auxiliary operation device for disconnecting switch of transformer substation
03/05/2014CN103617916A An outdoor AC isolating switch
03/05/2014CN103617915A Three-station disconnecting switch with grounding indication switch and grounding contact of three-station disconnecting switch
03/05/2014CN102231343B Multiloop combination-switch lever-type mechanical interlocking mechanism
02/2014
02/26/2014CN203456365U Safety interlocking mechanism of high-voltage power distribution cabinet operation shaft
02/26/2014CN203456364U Interlock mechanism between operating shaft and back door in high-voltage power distribution cabinet
02/26/2014CN203456363U Disconnecting link used for high voltage isolator
02/26/2014CN103608884A A switching device and a switchgear
02/26/2014CN103608883A A switching device and a switchgear
02/26/2014CN103606480A High voltage isolator
02/20/2014WO2014028313A1 Vacuum interrupter and linear disconnect switch
02/20/2014WO2014026469A1 Grounding switch for direct-current valve hall and grounding conductive rod mechanism thereof
02/20/2014US20140048396 High-Voltage Disconnection Knife for Outdoor Use With Air Insulation
02/20/2014DE202014100277U1 Erdungsschalter Earthing switch
02/19/2014CN203445048U Three-station double grounding load switch
02/19/2014CN203445047U Outdoor pole high voltage AC single-phase isolating switch with actuating device
02/19/2014CN203445046U Fast grounding switch used for 126kV GIS
02/19/2014CN203445045U Disconnector
02/19/2014CN203445024U Locking device of earthing switch and earthing switch comprising same
02/19/2014CN103594275A Isolation switch
02/18/2014US8653700 Circuit arrangement with a power input and an operating method for controlling a power input circuit
02/12/2014EP2696361A1 Gas-insulated disconnector with shield
02/12/2014CN203434075U Indoor high-voltage isolating switch conductive loop
02/12/2014CN203434074U Disconnecting switch used for inflatable cabinet
02/12/2014CN203434073U Three-position transmission and limiting device
02/12/2014CN203434072U Three-position transmission device
02/12/2014CN203434071U Novel tension spring sealing structure used for disconnecting switch
02/12/2014CN203434070U Disconnecting switch of compact structure
02/12/2014CN203434069U Open transmission box body of disconnecting switch
02/12/2014CN203434068U Novel disconnecting switch double-bearing rotating shaft
02/12/2014CN203434067U Protection device for secondary mechanism of isolating switch
02/12/2014CN203434066U Three-position switch limiting device
02/12/2014CN203434065U Novel three-position transmission device
02/12/2014CN203434064U Side-mounted indoor high-voltage isolating switch
02/12/2014CN203434063U GW4 type vertically mounted disconnecting switch
02/12/2014CN103582926A Operating mechanism
02/12/2014CN103578841A Disconnecting switch positioning operation device
02/12/2014CN103578840A Three-position two-way high voltage partition switch
02/12/2014CN102184793B Isolating switch
02/11/2014US8648609 Testing system and adapter thereof utilizing a common power supply and display device to test different main board circuits
02/05/2014CN203423115U Self-locking apparatus of disconnecting switch operating mechanism
02/05/2014CN203423114U Spring-assisted switching operation mechanism for isolation switch
02/05/2014CN203423113U Turning mechanism for high voltage disconnecting switch
02/05/2014CN203423112U High-voltage load switch closing and opening device
02/05/2014CN103563035A Grounding switch
02/05/2014CN103560036A Method for preventing high-voltage power-driven disconnecting switch supporting insulator from being fractured
02/04/2014US8643385 Method for the simulation of defects with spark testers and spark testers
02/04/2014US8643220 Toggle switch and variable actuator control
01/2014
01/30/2014WO2014016095A1 Connecting device
01/30/2014US20140032038 Cellular phone configured with off-board device capabilities and starter/charger and battery testing capabilities
01/29/2014EP2690637A1 Connecting device
01/29/2014CN203415828U Integrated isolation circuit breaker
01/29/2014CN203415479U High-reliability high voltage AC single-phase isolating switch on outdoor post
01/29/2014CN203415478U Swivel for rotary arm support of isolation switch
01/29/2014CN203415477U Isolating-switch operating mechanism
01/29/2014CN203415472U High-voltage AC single-phase isolating switch movable blade
01/29/2014CN102543549B Isolating switch body of railway traffic
01/28/2014US8638011 Portable power manager operating methods
01/22/2014CN203406223U 12KV outdoor high-voltage isolation switch
01/22/2014CN103531396A Three-station isolating grounding switch with double guiding rod and connection rod transmission structure
01/22/2014CN102243935B Tension spring isolating switch of surge generator charging resistor
01/21/2014US8633619 Power managers and methods for operating power managers
01/15/2014CN203397995U Disconnecting switch
01/15/2014CN203397994U Rotary type isolating switch
01/15/2014CN203397993U Isolating switch protection cover and isolating switch
01/15/2014CN203397992U Combined-type double-grounding switch device
01/15/2014CN203397991U Bird-preventing shield for isolation switch
01/15/2014CN203397990U GW5-type disconnecting switch grounding?knife-switch support
01/15/2014CN203397989U Novel three-phase common box linkage grounding switch of GIS of voltage grade of 145kV and below
01/15/2014CN203397925U Isolating switch
01/08/2014CN203386644U Directly-moving type isolation switch
01/07/2014US8624611 Arrangement and method for monitoring galvanic isolation of fuel cell device
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