Assignee
AREVA T & D SA
FR·38 granted patents·4 pending applications·345 citations·filing 2002–2008
Top patents by PatentIndex Score
42 records- 0191US7563161B2Control device for actuating at least two items of switchgear in co-ordinated manner, one of which items performs interruption in a vacuumAREVA T & D SA·Filed 2005·Granted Jul 21, 2009·22 cites·16 claims
- 0289US7199324B2High-voltage hybrid circuit-breakerAREVA T & D SA·Filed 2005·Granted Apr 3, 2007·18 cites·14 claims
- 0387US8013268B2Circuit breaker with a double acting circuit-breaking chamber and an inverted structureAREVA T & D SA·Filed 2008·Granted Sep 6, 2011·18 cites·19 claims
- 0484US8013698B2Permanent-magnet magnetic actuator of reduced volumeAREVA T & D SA·Filed 2007·Granted Sep 6, 2011·16 cites·15 claims
- 0583US7825763B2Current transformer with rogowski type windings, comprising an association of partial circuits forming a complete circuitAREVA T & D SA·Filed 2005·Granted Nov 2, 2010·16 cites·24 claims
- 0682US7790997B2Switch unit having a circuit breaker and a disconnector with common drive meansAREVA T & D SA·Filed 2008·Granted Sep 7, 2010·14 cites·17 claims
- 0782US7642480B2Actuating the contacts of an interrupting chamber in opposite directions via an insulating tubeAREVA T & D SA·Filed 2007·Granted Jan 5, 2010·12 cites·17 claims
- 0882US7355369B2On-load transformer tap changing systemAREVA T & D SA·Filed 2005·Granted Apr 8, 2008·19 cites·1 claims
- 0977US7989704B2Electric insulator and a method for the production thereofAREVA T & D SA·Filed 2006·Granted Aug 2, 2011·8 cites·28 claims
- 1077US6917006B2Spring-driven mechanism for rectilinear displacement circuit breakerAREVA T & D SA·Filed 2003·Granted Jul 12, 2005·28 cites·6 claims
- 1173US7090176B2Articulated support with lateral movement for high-voltage or medium-voltage electrical plantAREVA T & D SA·Filed 2004·Granted Aug 15, 2006·30 cites·13 claims
- 1272US7705262B2Alternator disconnector circuit-breaker by a servomotorAREVA T & D SA·Filed 2007·Granted Apr 27, 2010·7 cites·12 claims
- 1371US7426100B2Drive kinematics in a hybrid circuit-breakerAREVA T & D SA·Filed 2005·Granted Sep 16, 2008·9 cites·31 claims
- 1470US7937985B2Checking apparatus for checking operation of a densimeter for medium-voltage and high-voltage electrical equipment, and a method of checking operation of a densimeterAREVA T & D SA·Filed 2007·Granted May 10, 2011·12 cites·19 claims
- 1570US7183774B2Method of detecting partial discharges and diagnostic system for electrical apparatusAREVA T & D SA·Filed 2004·Granted Feb 27, 2007·16 cites·8 claims
- 1670US7161873B2Method of detecting and locating a source of partial discharge in an electrical apparatusAREVA T & D SA·Filed 2005·Granted Jan 9, 2007·16 cites·14 claims
- 1768US7833440B2High performance dielectric oil and the use thereof in high voltage electrical equipmentAREVA T & D SA·Filed 2005·Granted Nov 16, 2010·2 cites·14 claims
- 1867US7754991B2Medium-voltage or high voltage electrical switchgearAREVA T & D SA·Filed 2005·Granted Jul 13, 2010·7 cites·80 claims
- 1962US7236351B2Armoured station element articulated to the groundAREVA T & D SA·Filed 2002·Granted Jun 26, 2007·15 cites·7 claims
- 2059US7777149B2Actuating the oppositely-moving contacts of an interrupting chamber by a cylindrical camAREVA T & D SA·Filed 2007·Granted Aug 17, 2010·3 cites·15 claims
- 2159US7718913B2Actuation by cylindrical CAM of a circuit-breaker for an alternatorAREVA T & D SA·Filed 2007·Granted May 18, 2010·4 cites·17 claims
- 2259US7429710B2Three-position ground switchAREVA T & D SA·Filed 2004·Granted Sep 30, 2008·13 cites·22 claims
- 2356US7964816B2Interrupting chamber having two compression chambersAREVA T & D SA·Filed 2006·Granted Jun 21, 2011·2 cites·26 claims
- 2456US7102866B2Power line protectionAREVA T & D SA·Filed 2003·Granted Sep 5, 2006·8 cites·7 claims
- 2555US7532452B2Highly temperature-stable capacitor for taking measurements on a high-voltage lineAREVA T & D SA·Filed 2006·Granted May 12, 2009·2 cites·13 claims
- 2653US7336461B2Method for determining the moment of closure of a circuit breaker on a high voltage lineAREVA T & D SA·Filed 2004·Granted Feb 26, 2008·9 cites·5 claims
- 2749US8044318B2Interrupting chamber of a circuit-breaker having two compression volumesAREVA T & D SA·Filed 2008·Granted Oct 25, 2011·2 cites·13 claims
- 2848US7775818B2Bus bar connection for a gas-insulated switchboard systemAREVA T & D SA·Filed 2003·Granted Aug 17, 2010·7 cites·14 claims
- 2948US7642478B2Device for controlling an electric power cutoff deviceAREVA T & D SA·Filed 2005·Granted Jan 5, 2010·1 cites·19 claims
- 3044US6995330B2Earthing switchAREVA T & D SA·Filed 2004·Granted Feb 7, 2006·4 cites·18 claims
- 3141US2008053961A1Metal-clad electrical equipment including a particle trapAREVA T & D SA·Filed 2007·Application pending·0 cites
- 3240US8044317B2Circuit breaker having a plurality of breaker chambers arranged in parallel, with a common transmission and reduced lengthAREVA T & D SA·Filed 2008·Granted Oct 25, 2011·0 cites·15 claims
- 3340US7989726B2Electrical device containing insulating gas under pressure and including a composite insulator provided with a window for observing contactsAREVA T & D SA·Filed 2005·Granted Aug 2, 2011·0 cites·5 claims
- 3440US2007140891A1Process for the preparation of semiconducting ceramics composed of metal oxides, in particular of tin oxide, especially for varistorsAREVA T & D SA·Filed 2006·Application pending·0 cites
- 3539US7915548B2Combined circuit breaker and disconnector for an alternator with actuation by an assembly of a main shaft and secondaries shaftsAREVA T & D SA·Filed 2008·Granted Mar 29, 2011·0 cites·10 claims
- 3633US7286968B2Method of detecting the position of a wave front in a signal received by a detectorAREVA T & D SA·Filed 2006·Granted Oct 23, 2007·0 cites·21 claims
- 3731US7677915B2Electrical contact element for medium or high voltage electrical equipment, and corresponding, method and equipmentAREVA T & D SA·Filed 2004·Granted Mar 16, 2010·2 cites·27 claims
- 3831US7336083B2Connecting sleeve for a bus bar connection in a gas-insulated switchboard systemAREVA T & D SA·Filed 2003·Granted Feb 26, 2008·0 cites·6 claims
- 3930US7208958B2Antenna for detection of partial discharges in a chamber of an electrical instrumentAREVA T & D SA·Filed 2004·Granted Apr 24, 2007·3 cites·8 claims
- 4026US2009139956A1Dielectric Insulation Gasket for a Vacuum BottleAREVA T & D SA·Filed 2006·Application pending·0 cites
- 4124US7285852B2Semiconductor device capsuleAREVA T & D SA·Filed 2005·Granted Oct 23, 2007·0 cites·14 claims
- 4221US2005099187A1Method of diagnosing a fault on a transformer windingAREVA T & D SA·Filed 2004·Application pending·0 cites
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