| Patents for H02B 13 - Arrangement of switchgear in which switches are enclosed in, or structurally associated with, a casing, e.g. cubicle (6,055) |
|---|
| 04/27/1982 | US4326867 Sulfur hexafluoride from the switching chamber voltage circuit breaker |
| 04/14/1982 | EP0049642A1 Gas insulated electrical apparatus |
| 04/14/1982 | EP0049641A1 Gas insulated electrical apparatus |
| 03/16/1982 | US4320311 Combination isolating switch and current transformer |
| 03/10/1982 | EP0047214A2 Connection device for two three-phase busbar sets placed within orthogonal enclosures of a high-voltage metal-enclosed gas-insulated equipment |
| 02/23/1982 | CA1118825A1 Insulating barrier between the two compartments of a high voltage circuit-breaker cell |
| 02/16/1982 | US4316137 Completely insulated, metal-encapsulated electrical switching section |
| 02/10/1982 | EP0045715A2 High-voltage metal-clad gas-insulated equipment |
| 02/02/1982 | CA1117574A1 Electrical gas-blast circuit breaker and method of manufacture |
| 11/24/1981 | CA1113162A1 Multiphase switchgear for high voltages |
| 11/10/1981 | US4300028 Rotary switch for gas-insulated substations |
| 11/10/1981 | CA1112320A1 Electrical connector apparatus |
| 10/28/1981 | EP0038492A1 Leak checking device for high-voltage metal-clad switchgear |
| 10/27/1981 | US4297553 Enclosed switching apparatus |
| 09/30/1981 | EP0036580A1 Junction device by means of a disconnection switch between two orthogonal metal-clad bus sets |
| 08/18/1981 | CA1107360A1 High-voltage electrical apparatus utilizing an insulating gas of sulfur hexafluoride and helium |
| 08/12/1981 | EP0033691A1 Tripolar encapsulated circuit breaker |
| 07/21/1981 | US4280015 High-tension line |
| 07/21/1981 | CA1105550A1 Protective device |
| 07/14/1981 | US4278832 Method and means for cleaning the gas insulated environment of an electrical apparatus |
| 07/14/1981 | CA1105101A1 Compressed-gas-insulated high-voltage switch installation |
| 07/07/1981 | US4277746 Gas-insulated electric apparatus and method of detecting partial discharge therein |
| 07/07/1981 | CA1104432A1 Combined pressure relief and indicator mechanism |
| 07/07/1981 | CA1104337A1 Gaseous insulators for high voltage electric equipment |
| 06/23/1981 | US4274851 Gas recovery of sulphur hexafluoride |
| 06/17/1981 | EP0030489A1 Factory-made medium voltage electrical cell and process for assembling it |
| 06/02/1981 | US4271343 Gas-tight molded casing for an electrical apparatus |
| 05/27/1981 | EP0029386A1 Insulating conductor support for high-voltage threephase metal-clad switchgear with common housing |
| 05/19/1981 | US4268890 Breaker combination for bus bar installations |
| 05/12/1981 | CA1101087A1 Gas-insulated electrical apparatus with field- installable particle traps |
| 05/06/1981 | EP0028047A1 Under-load dividing switch |
| 04/14/1981 | US4262323 Gas insulated electrical apparatus |
| 04/14/1981 | US4262318 Zinc-oxide surge arrester |
| 04/08/1981 | EP0026433A1 Load or power circuit breaker |
| 03/24/1981 | US4258410 High voltage distribution system with movable voltage measuring transformer |
| 03/24/1981 | US4257905 Nitrogen, hydrogen, carbon monoxide, or carbon dioxide as the second component |
| 03/17/1981 | US4256938 Electrical control device for high and low voltage installations |
| 03/11/1981 | EP0024494A1 Electric switch board |
| 03/10/1981 | US4255632 Grounding switch for gas-insulated high voltage switchgear |
| 02/10/1981 | US4250535 Electric switch gear section |
| 02/04/1981 | EP0023247A1 Disconnecting switch |
| 01/07/1981 | EP0020349A1 Supervision device with a passive optical detector for electrical arcs in a circuit-breaker. |
| 12/30/1980 | US4242549 Electrical gas-blast circuit breaker and method of manufacture |
| 12/23/1980 | US4241379 Gas pressurized high voltage switching installation |
| 12/23/1980 | CA1092232A1 Compact mounting assembly for electrical switching elements |
| 12/02/1980 | US4237520 Gas insulated switch-gear apparatus |
| 11/18/1980 | US4234006 Method of forming an opening in the outer enclosure of a gas-insulated electrical apparatus |
| 11/11/1980 | US4232925 High-voltage three phase electrical switch gear |
| 11/04/1980 | CA1089042A1 Particle trapping elbow joint for enclosed high voltage electric bus apparatus |
| 10/15/1980 | EP0017545A1 Threephase-isolation switch for mid-voltage cell |
| 10/01/1980 | EP0015959A1 Protection arrangement against a solicitation by suppression of the encapsulation upon an accidentel arc discharge in switching devices encapsulated and insulated by pressure gas |
| 09/23/1980 | CA1086375A1 High speed fault diverter switch for gas-insulated systems |
| 09/23/1980 | CA1086362A1 Polyphase isolator switches |
| 09/03/1980 | EP0015225A1 Overhead line connection to a three phase gas insulated metal-clad high voltage switchgear |
| 09/02/1980 | CA1085037A1 Self-cooled metal-clad switchgear |
| 08/26/1980 | US4219366 Phenolic resin tackified with trichloroethylene |
| 07/29/1980 | US4215256 Gas-insulated switchgear apparatus |
| 07/23/1980 | EP0013358A1 Power or load circuit-breaker, particularly for medium voltage systems |
| 07/10/1980 | WO1980001442A1 Supervision device with an optical detector for electrical arcs in a circuit-breaker |
| 07/10/1980 | WO1980001440A1 Multipolar switching device |
| 06/25/1980 | EP0012708A1 Polyphase metal-encapsulated compressed-gas insulated switching device for high tension switch gear |
| 06/24/1980 | US4209821 Multi-breaker type gas-insulated switchgear |
| 06/24/1980 | CA1080287A1 Fused unitized combination starter |
| 06/10/1980 | US4207446 Grounded tank type gas circuit breaker |
| 06/10/1980 | CA1079371A1 Gas insulated transmission line with particle trap |
| 05/27/1980 | CA1078478A1 Insulator for electrodes inside an electrical switch gear |
| 05/14/1980 | EP0010564A1 Gas insulated switch-gear apparatus |
| 05/13/1980 | US4203143 Protective device |
| 05/13/1980 | US4202591 Apparatus for the remote grounding, connection and disconnection of high voltage electrical circuits |
| 04/08/1980 | US4197438 Electric switch |
| 03/19/1980 | EP0008821A1 Metal clad switchgear |
| 03/19/1980 | EP0008817A1 Metal clad three phase switchgear |
| 02/26/1980 | US4190733 High-voltage electrical apparatus utilizing an insulating gas of sulfur hexafluoride and helium |
| 02/20/1980 | EP0008138A1 Cooling device for metal-clad switch gear |
| 02/19/1980 | CA1072159A1 Double-flow puffer-type single-pressure compressed-gas circuit-interrupter |
| 02/19/1980 | CA1072157A1 Compressed gas insulated circuit breaker module |
| 02/05/1980 | US4187437 Switching apparatus for medium-voltage cable networks |
| 01/22/1980 | CA1070361A1 Grounded tank type gas circuit breaker |
| 01/15/1980 | US4184191 Enclosed switchboards with insulation test contact member |
| 01/15/1980 | US4184058 Polyphase isolator switches |
| 01/09/1980 | EP0006392A1 Insulating casing of moulded resin for electric apparatus |
| 12/25/1979 | CA1068755A High voltage electrical equipment cell |
| 11/29/1979 | WO1979001033A1 Protection arrangement against a solicitation by suppression of the encapsulation upon an accidental arc discharge in switching devices encapsulated and insulated by pressure gas |
| 11/20/1979 | US4175048 Perfluorocyclohexene and hexafluoroazomethane |
| 11/14/1979 | EP0005209A1 Switch combination for bus-bar installations |
| 11/14/1979 | EP0005208A1 Electrical switchgear |
| 11/13/1979 | CA1066376A1 Stab connector for enclosed electric bus apparatus |
| 11/06/1979 | CA1065934A1 Grounded-tank high-power compressed-gas circuit-interrupter |
| 10/30/1979 | CA1065462A1 Method for maintaining the positioning of electrical elements within a container |
| 09/25/1979 | CA1063198A1 Method and means for trapping particles in enclosed high voltage electric bus apparatus |
| 09/11/1979 | US4167770 Isolating gas barrier between bus and accessory equipment |
| 07/24/1979 | CA1059210A1 Method for manufacturing gas insulated electrical apparatus |
| 06/27/1979 | EP0002440A1 Single or multiphase metal-encapsulated pressurized gas-insulated high-voltage switch gear |
| 06/13/1979 | EP0002398A1 Improvements in current distribution cells |
| 04/17/1979 | CA1052899A1 Switching apparatus including two switches and an interposed barrier |
| 04/10/1979 | US4149216 Fused unitized combination starter |
| 03/20/1979 | US4145101 Method for manufacturing gas insulated electrical apparatus |
| 03/20/1979 | CA1051072A1 High voltage circuit breaker with shielded contact assemblies |
| 03/13/1979 | CA1050593A1 Vacuum interrupter metal-clad switchgear |
| 03/06/1979 | CA1050129A1 Supporting insulator assembly for gas-insulated equipment |