| Patents for H01H 33 - High-tension or heavy-current switches with arc-extinguishing or arc-preventing means (18,584) |
|---|
| 01/16/2003 | WO2003005392A1 Self bouncing arc switch |
| 01/16/2003 | WO2003005389A1 Electrodynamic linear drive |
| 01/16/2003 | US20030010752 Electric contact member and production method thereof |
| 01/15/2003 | EP1276125A2 Circuit breaker |
| 01/15/2003 | CN1391246A High voltage switch device with moving bridge contacts |
| 01/14/2003 | US6506993 Drive device for a switching device for medium-voltage switchgear assemblies |
| 01/14/2003 | US6506992 Vacuum interrupter for vacuum breaker |
| 01/14/2003 | US6506990 Multipole electrical switchgear apparatus equipped with a drive mechanism and breaking modules |
| 01/14/2003 | US6506481 Ceramic member for bonding, process for producing the same, vacuum switch, and vacuum vessel |
| 01/14/2003 | US6506067 Disconnector |
| 01/09/2003 | WO2003002906A1 Electric supply for an electric device which needs to be cooled, comprising an electric separating device, and the use thereof |
| 01/09/2003 | US20030008542 Electrical connector |
| 01/08/2003 | EP1274108A1 Gas blast circuit breaker pole which can be assembled or disassembled without appreciable gas losses |
| 01/08/2003 | EP1273022A1 Low-voltage circuit breaker comprising a data memory |
| 01/08/2003 | EP1273019A1 Filter bag |
| 01/08/2003 | EP1155429B1 Vacuum interrupter chamber with ring-shaped insulator |
| 01/08/2003 | CN2530345Y Spring executor of breaker |
| 01/08/2003 | CN2530340Y High voltage vacuum arc-chutes |
| 01/08/2003 | CN2530339Y Isolated fuse combined switch |
| 01/08/2003 | CN1390357A Circuit interrupter and operating mechanism therefor |
| 01/07/2003 | US6504125 Gas-filled switching apparatus |
| 01/07/2003 | CA2276586C Electrical switchgear with synchronous control system and actuator |
| 01/02/2003 | US20030001702 Multi-pole low voltage circuit breaker with one current measuring device per line |
| 01/02/2003 | US20030000818 Overtoggled interrupter switch assembly |
| 01/02/2003 | EP1271591A2 Sensor for accidental arc |
| 01/02/2003 | EP1271590A1 Hybrid circuit breaker for middle or high voltage with vacuum and gas |
| 01/02/2003 | EP1269504A1 Method for interrupting a short circuit current in a generator-near zone and method for carrying out said method |
| 01/02/2003 | EP1269499A1 Circuit breaker |
| 01/02/2003 | EP1190428B1 Operating mechanism for autorecloser with series disconnector |
| 12/31/2002 | US6501628 Method of synchronous circuit opening of generator circuit breaker, and its control apparatus |
| 12/27/2002 | WO2002103734A1 Low-temperature high-voltage power circuit breaker |
| 12/27/2002 | WO2002103733A1 Capacitor switch with external resistor and insertion whip |
| 12/26/2002 | US20020195425 High-voltage interrupter device having combined vacuum and gas interruption |
| 12/25/2002 | CA2389902A1 Switch device for high or medium voltage with mixed cut-off by vacuum and gas |
| 12/24/2002 | US6498315 High-voltage switching device having at least two-series-connected vacuum interrupters, and a method for operation of the high-voltage switching device |
| 12/24/2002 | US6498314 Vacuum switch and vacuum switchgear using the same |
| 12/18/2002 | EP1267376A1 Self actuated power switch |
| 12/18/2002 | EP1267374A1 Electrical interrupting device with mouvable contact bridge |
| 12/18/2002 | EP1016111B1 High voltage circuit-breaker with a counter-contact which can be actuated |
| 12/18/2002 | EP0746864B1 Solid state circuit breaker |
| 12/18/2002 | CN2527007Y Precision positioner for three-position switch movable knife of inflating cabinet |
| 12/17/2002 | US6495786 Vacuum exhaust element of vacuum switch |
| 12/17/2002 | US6495785 Non-glue mounting of non-metallic tubes |
| 12/17/2002 | US6495779 Contact assembly on a preselector |
| 12/17/2002 | CA2231304C Insulated type switchgear device |
| 12/12/2002 | WO2002099826A1 Electrical circuit interrupting device |
| 12/11/2002 | CN2525670Y Silicon rubber moulded insulation vacuum breaker |
| 12/11/2002 | CN2525669Y Indoor high voltage AC vacuum load switch |
| 12/11/2002 | CN2525668Y Outdoor high voltage vacuum breaker |
| 12/11/2002 | CN1384514A Electrode for vacuum breaker and its making process |
| 12/11/2002 | CN1096094C Electrical switchgear with synchronous control system and actuator |
| 12/11/2002 | CN1096093C Electric current switching apapratus with arc spinning extinguisher |
| 12/11/2002 | CN1096092C Spring drive mechanism for switchgear, in particular circuit breaker |
| 12/10/2002 | US6493203 Phase control switch apparatus |
| 12/10/2002 | US6492888 Power circuit breaker with an actuating shaft |
| 12/10/2002 | US6492609 Power station switch with a radiator/heat-exchanger |
| 12/10/2002 | CA2080063C Multipole circuit breaker with single-pole units |
| 12/05/2002 | WO2002097839A1 Control for at least one vacuum breaker gap |
| 12/05/2002 | US20020179571 Electrical circuit interrupting device |
| 12/05/2002 | DE10217743A1 Steuerung mindestens einer Vakuumschaltstrecke Controlling at least one vacuum switching path |
| 12/04/2002 | CN2524363Y Electric force compensation structure of main contacts of low voltage vacuum circuit breaker |
| 12/04/2002 | CN2524357Y Outdoor high-voltage isolated load switches |
| 12/04/2002 | CN1383170A 开关 Switch |
| 12/03/2002 | US6489581 Arc-blasting switch possessing a break chamber with low gas compression and reciprocating piston movement |
| 11/28/2002 | DE10125101A1 High voltage power switch quenching chamber has flap arrangement between heating and compression volumes that opens if compression volume pressure exceeds heating volume pressure |
| 11/28/2002 | DE10125100A1 High voltage power switch quenching chamber has piston displaced to give additional heating volume if force resulting from heating volume gas pressure, piston area exceeds bias force |
| 11/27/2002 | EP1261091A1 Gas insulated device and failure rating method |
| 11/27/2002 | EP1149446B1 Horizontally positioned, encapsulated high-voltage circuit breaker |
| 11/27/2002 | EP1092226B1 Electric railway vehicle and electric powering unit in particular for such a vehicle |
| 11/27/2002 | EP0882320B1 High-voltage outdoor switch |
| 11/27/2002 | CN2523008Y Self-energy outdoor high-voltage circuit breaker |
| 11/27/2002 | CN1381857A Electric contact unit and manufacturing method thereof |
| 11/27/2002 | CN1381855A Permanent-magnet manipulating mechanism |
| 11/26/2002 | US6486421 Mechanical interlock with overtravel compensation for coordinating operation of circuit breakers |
| 11/26/2002 | CA2114108C Modular closing resistor |
| 11/21/2002 | DE19964249C2 Flexible conductor used in vacuum environment |
| 11/20/2002 | CN1094640C Arc-extinguishing chamber for circuit breaker with self-extinguishing expansion and rotating arc |
| 11/20/2002 | CN1094639C Arc-extinguishing chamber of circuit breaker with self-extinguishing expansion and thermosplastic resin enclosure |
| 11/20/2002 | CN1094638C Movable contact part for high voltage circuit breaker with self-extinguishing expansion |
| 11/20/2002 | CN1094597C Functional test process for mechanical switching element |
| 11/19/2002 | US6483679 Capacitor switch with external resistor and insertion whip |
| 11/19/2002 | US6483067 Electrical power distribution switch |
| 11/19/2002 | US6483066 Switchgear assemblies having switching devices |
| 11/19/2002 | US6483065 Methods and apparatus for current transmission through a circuit breaker |
| 11/19/2002 | US6483064 Insulating blast nozzle for a circuit breaker |
| 11/19/2002 | CA2264612C Encapsulated vacuum interrupter and method of making same |
| 11/14/2002 | US20020166841 Electrode of vacuum circuit breaker, and method of producing electrode of vacuum circuit breaker |
| 11/14/2002 | DE10120783C1 Schaltschloss zum Verklinken eines Federspeichers Latching mechanism for latching a spring store |
| 11/14/2002 | DE10118746A1 Verfahren zum Betreiben eines Schaltgerätes mit einem zuschaltbaren Strombegrenzer und zugehörige Anordnung A method of operating a switching device with a switchable current limiter and associated arrangement |
| 11/13/2002 | EP1256969A1 Electrode of vacuum circuit breaker, and method of producing electrode of vacuum circuit breaker |
| 11/13/2002 | CN2520562Y Anti-burnt movable contact pull rod assembly of sulfur hexafluoride breaker |
| 11/13/2002 | CN1379424A Self-energized thermal expansion type SF6 arc-extinguishing chamber of circuit breaker |
| 11/12/2002 | US6479780 Circuit breaker for disconnecting an electrical apparatus from electrical network |
| 11/12/2002 | US6479779 Vacuum switching device |
| 11/12/2002 | US6479778 Vacuum switch including windmill-shaped electrodes |
| 11/07/2002 | WO2002089164A1 Improvements made to fuse-holder bases |
| 11/06/2002 | EP1254471A1 Method for producing an electromagnetic switchgear, e.g. a contactor |
| 11/06/2002 | EP1185995B1 On/off control device especially for a disconnection device such as a circuit breaker and circuit breaker fitter with said device. |
| 11/06/2002 | CN2519991Y Single coil and monostable permanent executing mechanism |
| 11/06/2002 | CN2519990Y Split conductive clamp for vacuum circuit breaker |