| Patents for H01H 33 - High-tension or heavy-current switches with arc-extinguishing or arc-preventing means (18,584) |
|---|
| 07/10/2013 | CN103198970A Vacuum envelope with double-fracture structure |
| 07/10/2013 | CN103198969A Improved vacuum circuit breaker |
| 07/10/2013 | CN103198968A High-voltage switch and switch cabinet comprising same |
| 07/10/2013 | CN103198967A Intelligent low-voltage vacuum circuit breaker |
| 07/10/2013 | CN103198966A Improved high-voltage circuit breaker |
| 07/10/2013 | CN103198965A Improved high-voltage vacuum circuit breaker |
| 07/10/2013 | CN103198964A High-voltage circuit breaker |
| 07/10/2013 | CN103198963A Vacuum circuit breaker |
| 07/10/2013 | CN102420069B Switchgear and method for operating switchgear |
| 07/09/2013 | US8482368 Electromagnetic relay |
| 07/09/2013 | US8481881 Electric circuit breaker and switchgear panel with circuit breaker |
| 07/09/2013 | US8481880 Drive system for electrical switching devices |
| 07/04/2013 | WO2013101327A1 Locomotive power contactor |
| 07/04/2013 | US20130168358 Driver for switch in gas insulated switchgear and gas insulated switchgear having the same |
| 07/04/2013 | US20130168357 Puffer-type gas circuit-breaker |
| 07/04/2013 | US20130167753 Locomotive positive power bus contactor method of assembly |
| 07/04/2013 | DE102011090052A1 Elektrisches Schaltgerät, insbesondere Kompaktleistungsschalter Electrical switching apparatus, in particular molded case circuit breakers |
| 07/03/2013 | EP2610885A1 Exciting inrush current suppression apparatus |
| 07/03/2013 | EP2609609A1 Arc chute for a circuit breaker, circuit breaker and method for assembling an arc chute |
| 07/03/2013 | CN203038851U Intelligent vacuum circuit breaker |
| 07/03/2013 | CN203038850U Axial adaptive bi-stable permanent magnetic actuator with brake acceleration |
| 07/03/2013 | CN203038849U Vacuum circuit breaker |
| 07/03/2013 | CN203038848U Conductive connecting piece of high-voltage switch |
| 07/03/2013 | CN203038847U Conductive connecting piece of high-voltage switch |
| 07/03/2013 | CN203038846U Intelligent branch division vacuum circuit breaker |
| 07/03/2013 | CN203038845U Novel three-position operating mechanism |
| 07/03/2013 | CN203038844U Arc extinguishing cover of disconnecting switch |
| 07/03/2013 | CN103189950A Electrical contact arrangement for vacuum interrupter arrangement |
| 07/03/2013 | CN103189939A Magnetic actuator with a non-magnetic insert |
| 07/03/2013 | CN103187202A Puffer-type gas circuit-breaker |
| 07/03/2013 | CN103187201A Vacuum circuit breaker with interlock apparatus |
| 07/03/2013 | CN103187200A Electrical switching device, in particular compact circuit breaker |
| 07/03/2013 | CN103187199A Gas-insulated load switch |
| 07/03/2013 | CN103187183A Oil immersion type double-layer contact vacuum on-load voltage regulation tapping switch for intelligent distribution network |
| 07/03/2013 | CN101894703B High-voltage vacuum switch |
| 07/03/2013 | CN101849272B 开闭器 Shutter |
| 07/03/2013 | CN101641755B Gas-insulated switchgear device |
| 06/27/2013 | WO2013094493A1 Vacuum circuit breaker |
| 06/27/2013 | WO2013094354A1 Vacuum switchgear with vacuum-degradation detection device, and method for detecting vacuum degradation of vacuum switchgear |
| 06/27/2013 | WO2013093066A1 Hybrid dc circuit breaking device |
| 06/27/2013 | WO2013093033A1 Device for protection against particles generated by an electric switching arc |
| 06/27/2013 | WO2013092878A1 Electromagnetic actuator comprising permanent magnets and mechanical load interrupter actuated by such an actuator |
| 06/27/2013 | WO2013092785A1 Vacuum interrupter |
| 06/27/2013 | WO2013092142A1 Circuit arrangement for suppressing an arc occurring over a contact gap of a switching member |
| 06/27/2013 | WO2013091444A1 Embedded pole capable of isolation and switch cabinet |
| 06/27/2013 | WO2013091312A1 Vacuum circuit breaker with improved rated current |
| 06/27/2013 | US20130161290 Gas circuit breaker |
| 06/27/2013 | US20130161289 Gas circuit breaker |
| 06/27/2013 | US20130161288 Gas circuit breaker |
| 06/27/2013 | DE102012101222A1 Kontaktstift für Hochspannungs-Leistungsschalter und Hochspannungs-Leistungsschalter mit einem solchen Kontaktstift Pin for high voltage circuit breakers and high-voltage circuit breaker with such a contact pin |
| 06/27/2013 | DE102011089812A1 Schaltvorrichtung für ein elektrisch angetriebenes Fahrzeug und Elektrofahrzeug Switching device for an electrically driven vehicle, and electric vehicle |
| 06/26/2013 | EP2608240A1 Arc extinguishing apparatus for ring main unit |
| 06/26/2013 | EP2608239A1 Magnetizing inrush current suppression device |
| 06/26/2013 | EP2608238A1 Vacuum interrupter |
| 06/26/2013 | CN203026449U Guide sleeve and lock pin fixing type vacuum arc-extinguishing chamber |
| 06/26/2013 | CN203026448U Disposable sealing bar vacuum arc extinguish chamber |
| 06/26/2013 | CN203026447U Plum blossom type contact with flanging |
| 06/26/2013 | CN203026446U Plum blossom contact |
| 06/26/2013 | CN203026445U Insulating cylinder |
| 06/26/2013 | CN203026444U Wall feed-through sleeve |
| 06/26/2013 | CN203026443U Fixation and encapsulation contact arm |
| 06/26/2013 | CN203026442U Vacuum circuit breaker |
| 06/26/2013 | CN203026441U Operation mechanism of breaker |
| 06/26/2013 | CN203026440U Vertical open alternating current high-voltage isolator |
| 06/26/2013 | CN103180927A 电力用开关装置 A power switching device |
| 06/26/2013 | CN103180926A Inrush current suppressing device |
| 06/26/2013 | CN103177902A Interlock lock mechanism for vacuum circuit breaker |
| 06/26/2013 | CN103177901A Three-position switch operating mechanism |
| 06/26/2013 | CN103177900A Spring manipulater used for breaker and breaker |
| 06/26/2013 | CN103177899A Gas circuit breaker |
| 06/26/2013 | CN101855692B Cutouts with automatic reclosing |
| 06/26/2013 | CN101471188B Spring arrangement for spring drive unit and spring drive unit comprising spring arrangement |
| 06/25/2013 | US8471412 Switch assembly, electric consumer as well as machine tool |
| 06/25/2013 | US8471166 Double break vacuum interrupter |
| 06/25/2013 | US8471159 Undercarriage and keylock assembly for use with a circuit breaker |
| 06/25/2013 | CA2525270C Arc hood and power distribution system including the same |
| 06/20/2013 | WO2013087688A1 Circuit breaker with fluid injection |
| 06/20/2013 | WO2013087687A1 Circuit breaker with fluid injection |
| 06/20/2013 | WO2013087684A1 Method and device for determining an operating parameter of a fluid insulated electrical apparatus |
| 06/20/2013 | WO2013087669A1 Mobile conducting unit for a breaker, including a spring for accelerating the separation of arc contacts |
| 06/20/2013 | WO2013087661A1 Device for driving a conductive unit of a circuit breaker so as to move the unit at a variable speed |
| 06/20/2013 | US20130153541 Mechanical means to redirect internal arc location |
| 06/20/2013 | US20130153540 Method of extinguishing an electric arc in a low or high voltage switchgear by pulse discharge |
| 06/20/2013 | US20130153539 Fiber reinforced insulation material for embedded vacuum interrupters |
| 06/20/2013 | US20130153538 Arc extinguishing apparatus for ring main unit |
| 06/20/2013 | DE19715198B4 Vakuumventil Vacuum valve |
| 06/20/2013 | DE102011088745A1 Motorantrieb Motor drive |
| 06/20/2013 | DE102007055667B4 Lichtbogenlösch-Harzformkörper und Verwendung eines Lichtbogenlösch-Harzformkörpers in einem Trennschalter Arc extinguishing resin molded body and use of an arc-extinguishing resin molded body in a circuit breaker |
| 06/19/2013 | EP2605260A1 High voltage switching assembly |
| 06/19/2013 | EP2605257A1 Motor drive for an electrical switching apparatus |
| 06/19/2013 | EP2603925A1 Semiconductor assisted dc load break contactor |
| 06/19/2013 | EP2603924A1 Method of extinguishing an electric arc in a low or high voltage switchgear by pulse discharge |
| 06/19/2013 | CN203013625U High-voltage gas circuit breaker |
| 06/19/2013 | CN203013624U Multifunctional detection apparatus for single vacuum arc-extinguishing chamber |
| 06/19/2013 | CN203013623U Opening oil buffer mechanism of high-voltage vacuum circuit breaker |
| 06/19/2013 | CN203013622U Modularized permanent magnetic operating mechanism and circuit breaker applying same |
| 06/19/2013 | CN203013621U Vacuum breaker |
| 06/19/2013 | CN203013620U Microminiature vacuum arc extinguishing chamber with short circuit current switching-off capability |
| 06/19/2013 | CN203013619U Cup-shaped longitudinal magnetic field electrode |
| 06/19/2013 | CN203013618U Wave screen cover used for vacuum arc-extinguishing chamber |