AREVA T&D SA
AREVA T&D SA Patent applications | ||
Patent application number | Title | Published |
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20110005906 | APPARATUS FOR CONTROLLILNG ELECTRICAL SWITCHGEAR - A control apparatus for controlling electrical switchgear, the control apparatus being designed such that it is capable of performing the following in succession: | 01-13-2011 |
20100032411 | INTERRUPTING CHAMBER WITH A FIELD DISTRIBUTOR CYLINDER FOR HIGH-VOLTAGE OR MEDIUM-VOLTAGE CIRCUIT BREAKERS - An insulating tube ( | 02-11-2010 |
20090134123 | HIGH VOLTAGE CIRCUIT BREAKER WITH IMPROVED GAS EXHAUST - A method of evacuating hot gases produced in a current breaking operation by a high voltage circuit breaker ( | 05-28-2009 |
20090130922 | Electrical contact between pieces of high and medium voltalge equipment, adapted for accommodating tilt - In an electrical connection for high-voltage or medium-voltage switchgear, a bar ( | 05-21-2009 |
20090120907 | SWITCH UNIT HAVING A CIRCUIT BREAKER AND A DISCONNECTOR WITH COMMON DRIVE MEANS - A switch unit comprising a circuit breaker and a disconnector disposed in one plane and fixed to a metal casing. | 05-14-2009 |
20090090697 | INTERRUPTING CHAMBER OF A CIRCUIT-BREAKER HAVING TWO COMPRESSION VOLUMES - A current interrupting chamber comprising a moving assembly movable axially between a start position and an end position of an operation of opening the circuit-breaker, and comprising: | 04-09-2009 |
20090071809 | COMBINED CIRCUIT BREAKER AND DISCONNECTOR FOR AN ALTERNATOR WITH ACTUATION BY AN ASSEMBLY OF A MAIN SHAFT AND SECONDARIES SHAFTS - This invention relates to a new arrangement for synchronizing and the actuation of a set of three interrupters, two of which are disconnectors ( | 03-19-2009 |
20080290069 | Interrupting Chamber Having Two Compression Chambers - A current-interrupting chamber ( | 11-27-2008 |