| Patents for H01H 33 - High-tension or heavy-current switches with arc-extinguishing or arc-preventing means (18,584) |
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| 09/21/2000 | DE19910166A1 High-voltage (HV) circuit-breaker with compression device |
| 09/20/2000 | EP1037233A2 Switchgear |
| 09/20/2000 | EP1037232A2 High-tension switchgear with at least two vacuum switches connected in series for operating the high-tension switchgear |
| 09/20/2000 | CN2397591Y 10 KV vacuum automatic load switch |
| 09/20/2000 | CN2397590Y 单向离合器 One-way clutch |
| 09/20/2000 | CN2397589Y High voltage isolation switch cover |
| 09/19/2000 | US6121560 Switching contact system for a low voltage power switch with flexible conductors |
| 09/14/2000 | WO2000054295A1 Bistable magnetic drive for a switch |
| 09/14/2000 | WO2000054294A1 Air insulated circuit breaker |
| 09/14/2000 | DE19910148A1 Vakuumschaltkammer mit ringförmigem Isolator Vacuum interrupter chamber having an annular insulator |
| 09/14/2000 | DE19910119A1 Vacuum circuit breaker has ring electrode around each contact maker in open position, with further electrodes forming axial magnetic field. |
| 09/14/2000 | DE19910097A1 Contact arrangement for AC power switch, has movable and fixed arcing contacts formed as waveguides with lateral threads acting as magnetic coils to produce opposite magnetic forces |
| 09/13/2000 | EP1034591A1 Arcing fault protection system for a switchgear enclosure |
| 09/13/2000 | CN2396503Y Special oil cup of oil damping for circuit breaker |
| 09/13/2000 | CN2396502Y Connecting structure for ceramic casing and screening cylinder of ceramic vacuum arc-chutes |
| 09/13/2000 | CN2396501Y AC high-tension automatic sectionalizer |
| 09/13/2000 | CN1056464C Vacuum load switch contact material and its mfg. method |
| 09/13/2000 | CN1056463C Bent-arm two-stage longitudinal mangetic-field electrode for vacuum blowout chamber |
| 09/12/2000 | US6118078 Structural element |
| 09/12/2000 | CA2047476C Electrical circuit breaker with rotating arc and self-extinguishing expansion |
| 09/08/2000 | WO2000052721A1 Double movement high voltage circuit breaker |
| 09/08/2000 | WO2000052720A1 Circuit breaker |
| 09/08/2000 | WO2000052719A1 Vacuum interrupter chamber with ring-shaped insulator |
| 09/07/2000 | DE19906156A1 Vacuum switch arrangement with at least one vacuum interrupter chamber |
| 09/07/2000 | DE19902499A1 Verfahren zum Herstellen einer Kontaktanordnung für eine Vakuumschaltröhre A method for manufacturing a contact arrangement for a vacuum switch tube |
| 09/07/2000 | DE19902498A1 Vakuumschaltröhre Vacuum interrupter |
| 09/07/2000 | DE19858952C1 Elektrischer Leistungsschalter The electrical circuit breaker |
| 09/05/2000 | US6114778 High voltage synchronous switch for capacitors |
| 09/05/2000 | US6114647 Bellows and vacuum switch using the bellows |
| 09/05/2000 | US6114642 Switchgear assembly |
| 09/05/2000 | US6113065 Method and arrangement for low-pressure locking of a gas-filled device |
| 09/05/2000 | CA2044447C High-voltage circuit breaker with gas insulation and pneumatic operating mechanism |
| 08/31/2000 | WO2000051150A1 Drive device for a switching device, especially for earthing switches of medium-voltage switchgear |
| 08/31/2000 | WO1999033081A8 Electrical circuit breaker |
| 08/31/2000 | DE19907887A1 Steuerscheibe für Getriebe eines Trennschalters und ein Verfahren zur Herstellung einer solchen Steuerscheibe Control disk for transmission of a disconnect switch and a method for producing such a control disc |
| 08/31/2000 | DE19907838A1 Druckgasschalter Gas pressure switch |
| 08/30/2000 | EP1032009A2 Gas blast switch |
| 08/30/2000 | EP1032003A2 Arrangement for sealing a cylindrical oil vessel for a switch |
| 08/30/2000 | EP1032002A2 Control disc for driving a sectionaliser and process of making it |
| 08/30/2000 | CN2394314Y Improved A. C. Contactors with quick arc blowout |
| 08/30/2000 | CN1264911A Multi-pole breaker assembly |
| 08/30/2000 | CN1264907A Circular cam for driving gear of isolating switch and its making method |
| 08/29/2000 | US6111212 Interrupt assembly for a primary circuit breaker |
| 08/29/2000 | CA2043558C Electrical circuit breaker with rotating arc and self-extinguishing expansion |
| 08/29/2000 | CA2031481C Gas-insulated three-pole high-voltage switch |
| 08/24/2000 | DE19906972A1 Vacuum switch chamber has cylindrical insulating ring between housing and vacuum chamber and compressed so elastic material is pressed against internal housing and external chamber surfaces |
| 08/24/2000 | DE19905026A1 High voltage multipole circuit breaker switch with common drive arrangement |
| 08/23/2000 | EP1030334A1 Medium voltage load break switch module and corresponding power station |
| 08/23/2000 | EP0777906B1 Circuit breaker arrangement for protection against electrical arcs |
| 08/23/2000 | CN1264143A Technology for making Cu-Cr contact materials for vacuum switch |
| 08/23/2000 | CN1264141A Switch position indication device and stopper for power switch equipment |
| 08/22/2000 | US6107592 Vacuum switching apparatus |
| 08/22/2000 | US6107591 Gas-insulated high-voltage component with transport support |
| 08/22/2000 | US6107590 Circuit-breaker with an explosive charge ignited during opening operation |
| 08/17/2000 | DE19902835A1 Hochspannungsleistungsschalter mit einer Isolierdüse High-voltage circuit breaker with an insulating |
| 08/17/2000 | DE19902500A1 Verfahren zum Herstellen einer Kontaktanordnung für eine Vakuumschaltröhre A method for manufacturing a contact arrangement for a vacuum switch tube |
| 08/16/2000 | EP1028447A1 Vacuum switchgear |
| 08/16/2000 | CN1263633A Arcing switch device |
| 08/16/2000 | CN1263350A Equipment with electric switch device and cable interlocking device |
| 08/15/2000 | US6104106 Solid state circuit breaker |
| 08/15/2000 | CA2031334C Hybrid medium voltage circuit breaker |
| 08/10/2000 | WO2000046826A1 Vacuum switching device |
| 08/10/2000 | DE19904178A1 Switching device in switching system has additional switching path for switching a switching system on and/or off that is connected in parallel with first switching path |
| 08/09/2000 | EP1026714A2 Blow out coil for gas-insulated load-break switches or circuit breakers |
| 08/09/2000 | EP1026712A1 Installation having an electrical switch and an interlock device by means of a cable |
| 08/09/2000 | CN2391296Y Outdoor high voltage vacuum circuit breaker |
| 08/09/2000 | CN2391295Y Double split switch device for combined electric appliance operating mechanism |
| 08/09/2000 | CN1262521A Vacuum switch apparatus |
| 08/08/2000 | US6100778 Movably disposed circuit breaker having a blow-out attenuator |
| 08/08/2000 | US6100492 Consumable switching arrangement |
| 08/08/2000 | US6100489 Consumable switching arrangement |
| 08/03/2000 | WO2000045487A1 Horizontally positioned, encapsulated high-voltage circuit breaker |
| 08/03/2000 | WO2000045485A1 High-voltage circuit breaker with at least two circuit breaker poles |
| 08/02/2000 | CN2390275Y Energy accumulating device for spring actuating mechanism |
| 08/01/2000 | US6097246 Current limiting breaking device using electromagnetic repulsion coil |
| 07/27/2000 | WO2000044078A1 Circuit breaker |
| 07/27/2000 | WO2000044015A1 Position indicating devices and position locking devices for power circuit breaker systems |
| 07/27/2000 | WO2000044011A1 Vibro-acoustic signature treatment process in high-voltage electromechanical switching system |
| 07/27/2000 | WO2000044010A2 High-voltage power circuit breaker comprising an insulating nozzle |
| 07/26/2000 | EP1022830A1 Section of a high-voltage installation with cooling means |
| 07/26/2000 | EP1022761A2 Vacuum switching apparatus |
| 07/26/2000 | EP1022760A2 Method of manufacturing a contact for a vacuum switch |
| 07/26/2000 | EP1022759A2 Method of manufacturing a contact for a vacuum switch |
| 07/26/2000 | EP1022758A2 Vacuum switch |
| 07/26/2000 | EP1022757A1 Multipolar breaker assembly |
| 07/26/2000 | EP1022753A1 Contact device for current limiting switch |
| 07/26/2000 | EP1022632A1 Monitoring diagnostic apparatus with neural network modelling the normal or abnormal functionality of an electrical device |
| 07/26/2000 | CN2389414Y Bistable permanent magnet operation mechanism for switch on post |
| 07/26/2000 | CN2389413Y Multi-function vacuum circuit breaker on post |
| 07/26/2000 | CN2389412Y Vacuum loading isolation switch |
| 07/22/2000 | CA2258223A1 Vibroacoustic signature handling process in a high voltage electromechanical switching system |
| 07/20/2000 | WO2000042627A1 High voltage circuit breaker, especially a gas-blast circuit breaker |
| 07/20/2000 | DE19902833A1 Switching movement transmission device for circuit breaker |
| 07/20/2000 | DE19902728A1 Switch positions and interlock display arrangement, especially for air-insulated medium-voltage switch-gear and control-gear |
| 07/20/2000 | DE19901121A1 Drive coupling e.g. for high voltage circuit breaker, has rod supported by curved guide between pole shaft and drive unit shaped corresponding to curved described by jointed attachment of rod to transmission |
| 07/20/2000 | DE19901120A1 Magnetic drive especially for circuit breakers, has permanent magnets, housing with two opposing discs, and translationally movable armature between discs connected to actuating rod |
| 07/19/2000 | EP1020970A1 Switch gear |
| 07/19/2000 | EP1020886A2 High-speed circuit breaker |
| 07/19/2000 | EP1020885A2 Electric field controller |
| 07/19/2000 | EP1019995A1 Method and arrangement for low-pressure locking of a gas-filled device |