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| Number | Title | Issue Date |
| 7369390 | Gas-insulated surge arrester The surge arrester contains a tubular encapsulation (1) of electrically conductive material that is filled with an insulating gas, an insulator (17) that is held on the encapsulation (1) and serves for supporting a current conductor (R) that is ... | 05/06/2008 |
| 6914195 | Distribution transformer An oil-filled pole-mounted distribution transformer comprises a tank housing a transformer core-coil assembly immersed in cooling oil. The tank is made of a corrosion-proof composite material and a radiator is provided for cooling the oil. The radiator is external t... | 07/05/2005 |
| 6897380 | Grommet for a wire harness The grommet having a longitudinal axis includes a funnel shaped portion having a flared end, a narrowed end and a conical wall with external and internal conical faces. The external conical face includes an external circular groove having a groove base. The grommet ... | 05/24/2005 |
| 6838622 | Electrical lead-through bushing and system with the electrical bushing An electrical lead-through bushing with an internal conductor surrounded by an external conductor, extending together through a flange element, is particularly suitable for a TDR (time domain reflectometry) measuring system in which the fill level in a reactor press... | 01/04/2005 |
| 6674013 | Bushing capable of serving as watertight packing and watertight structure using the bushing A bushing is provided for placement on a cable to be held between an upper cover and a lower cover of an apparatus. The bushing has a flange on an outer peripheral surface thereof, and the flange extends perpendicular to the cable on which the bushing is ... | 01/06/2004 |
| 6465729 | Surface trace electrical feedthru for conducting electricity across a pressure envelope A method for producing an electrical feedthru wherein a thin liquid conductive film is deposited into a shallow trough of an insulating machinable substrate. The conductive film and substrate are fired and then the resulting bound composite is ground flus... | 10/15/2002 |
| 5808536 | Power transformer and coupling means therefor A power transformer is provided with a housing having a plurality of apertures for receipt of a bushing well of a bushing assembly. Each bushing assembly includes a bushing well adapted to be secured in one aperture of the power transformer, and a bushing... | 09/15/1998 |
| 5548081 | Duct, particularly for high voltages with special electrode holder A duct for connecting an electrical device insulated with gas with a terminal location located in atmospheric air, the duct has a gas filled bushing insulator, at least one tubular field control electrode located inside the bushing insulator, at least one... | 08/20/1996 |
| 5466891 | Conical composite SF6 high voltage bushing with floating shield The present invention provides a floating shield for a high voltage bushing. Preferably the bushing is conically shaped and has a composite housing for substantially optimizing the electrical performance of the bushing according to the invention. The floa... | 11/14/1995 |
| 5200578 | High voltage feedthrough bushing A feedthrough bushing for a high voltage diode provides for using compression sealing for all sealing surfaces. A diode assembly includes a central conductor extending through the bushing and a grading ring assembly circumferentially surrounding and coaxi... | 04/06/1993 |
| 4079186 | High voltage oil filled cable termination with oil filter and skid wire securing means An entrance fitting assembly is disposed at an interface between a high voltage power cable and a high pressure oil filled cable termination to physically and electrically terminate the power cable skid wires, to seal the power cable pipe system to the ca... | 03/14/1978 |
