| SCHNEIDER ELECTRIC INDUSTRIES SAS Patent applications |
| Patent application number | Title | Published |
|---|
| 20120136638 | Process and device to determine a structure of an electric power distribution network - The method determines the structure of an electricity distribution system comprising a substation supplying a set of consumers via one or more feeders presenting one or more phases. It comprises the following steps:
| 05-31-2012 |
| 20120132243 | Thermoelectric Module with Improved Efficiency - A thermoelectric module comprising a matrix comprising junctions having two N-type and P-type thermoelectric chips, said junctions being electrically connected to form an electric circuit. Flow of an electric current in the circuit heats one surface of the matrix by Peltier effect. Heating of one surface of the matrix makes an electric current flow by Seebeck effect. The module comprises a first group of junctions of two N-type and P-type thermoelectric chips exposed to a first operating temperature. A second group of junctions of two N-type and P-type thermoelectric chips is exposed to a second operating temperature. The second temperature is lower than the first temperature and the two groups of junctions are separated by a thermal insulator. | 05-31-2012 |
| 20120090961 | DETECTION DEVICE FOR A CONVEYOR - The invention relates to a detection device ( | 04-19-2012 |
| 20120001708 | Electromagnetic trip device for an electric switch apparatus, electric switch apparatus comprising one such trip device - An electromagnetic trip device comprising a shell and a moving core sliding due to the action of a coil, the shell comprising a radial surface having an opening through which the moving core passes, superposition of a radial crown of the moving core and the radial surface forming a magnetic flux transfer surface enabling flow of an axial magnetic flux. The trip device comprises intercalary adjustment means of said transfer surface respectively positioned between the moving core and the opening, said intercalary adjustment means comprising two calibrated elements adjoined surface against surface and being respectively formed by an alternation of magnetic sectors and non-magnetic sectors; movement of a calibrated element with respect to the other enabling a variation of said transfer surface to be obtained. | 01-05-2012 |
| 20110304321 | Electric power metering device and method - The electric power metering device comprises a pulse meter to provide an electric pulse or a closing of an electric circuit at each predefined quantity of electric power. A communication module is connected to said pulse meter to send electric power and/or consumed electric power information. Two inputs of the communication module receive the connection with the pulse meter. Said communication module comprises discrimination means connected to the inputs to differentiate power pulse information and status information of an electric apparatus connected to said inputs. The electric power metering method comprises a discrimination step to differentiate power pulse information and status information of an electric apparatus connected to said inputs of the communication module | 12-15-2011 |
| 20110269333 | Connection system enabling the tightening torque of a screw terminal to be indicated - A screw terminal with creep compensation comprises a pressure device enabling a clamping energy of the terminal to be stored. According to the invention, means for detecting the tightening torque enable the user to identify the force required for connection and to check that the creep is in fact compensated. The means for detecting comprise an element securedly affixed to the pressure device and an element securedly affixed to a wall of the housing in which the terminal is fitted, the distance between the two elements being determined by means enabling indicating means to be actuated when the distance is smaller than a threshold corresponding to a predetermined tightening torque. | 11-03-2011 |
| 20110259852 | Valve system for an arc extinguishing chamber and circuit breaker comprising same - A closing system for an arc extinguishing chamber of a circuit breaker with high breaking capacity has been developed. The system according to the invention comprises a first duct equipped with a set of filters able to support usual pressures caused by the gases arising from the switching arc, in particular about 10 to 12 bars, and a second duct closed by a valve device enabling direct outlet of the exhaust gases when the pressure exceeds a threshold so as to prevent any explosion of the case. The outer wall of the extinguishing chamber is designed for the circuit breaker housing so as, including in case of opening of the valve device, to direct the gases and to prevent any arc-over on the frame. The valve device comprises a suitable membrane made from polymer, in particular aramide. | 10-27-2011 |
| 20110248730 | Electric power metering device and method - The measuring device with electric voltage divider comprises a first measuring resistor connected between a voltage measurement input and a common point, and a second measuring resistor connected between said common point and a reference electric ground. A measurement output is connected to the common point. An outer shielding enclosure surrounds the first and second measuring resistors and is connected to the reference electric ground. An inner capacitive electrode surrounding the first and second measuring resistors is arranged inside said outer shielding enclosure. To improve the phase difference and passband, the device comprises a phase difference compensation circuit connected between said inner capacitive electrode and said common point. | 10-13-2011 |
| 20110232959 | MEDIUM-VOLTAGE ELECTRIC DISTRIBUTION CUBICLE - The present invention relates to a medium-voltage electric distribution cubicle designed to be fitted between two parts of an electric circuit so as to perform at least the functions respectively of current flow between the parts, of current interruption between the parts, of circuit disconnection, and of earthing. This cubicle is characterized in that it comprises a switch (or circuit breaker) with vacuum break technology also performing the disconnecting switch function and, in series with said switch (circuit breaker), a selector with at least two positions, respectively a current flow position and an earthing position of one of the parts of the circuit. | 09-29-2011 |
| 20110196629 | Electric power metering device and method - The electric power metering device comprises a current sensor, an electronic measurement and rectifier circuit, a processing circuit and a transmitter connected to the processing circuit to transmit power messages to an electric power measurement receiver. An electric current integration capacitor is connected to the current sensor via rectifier means. A switch is commanded by a threshold detector to trigger power supply of the processing circuit and the transmitter with a power accumulated in the capacitor when its electric voltage has exceeded a predefined voltage threshold. A power message representative of a quantity of electric power is then transmitted. The power metering method comprises transmission of a power message when the capacitor voltage has reached a voltage threshold. | 08-11-2011 |
| 20110168536 | EMERGENCY STOP DEVICE - The invention relates to a switching device comprising: —a first assembly ( | 07-14-2011 |
| 20110159749 | ELECTRICAL SCREW TERMINAL, BLOCK COMPRISING ONE SUCH ELECTRICAL TERMINAL AND ELECTRICAL APPARATUS COMPRISING ONE SUCH TERMINAL BLOCK - An electrical screw terminal comprising a metal tunnel through which an elongate passage runs designed to receive a connection strip and comprising a tapped hole passing through a wall of said tunnel. The terminal comprises a telescopic screw passing through the tapped hole and comprising an operating head designed to be actuated to command said screw, a tightening head designed to clamp an electrical conductor and the connection strip. The telescopic screw comprises at least a first section having an external thread designed to collaborate with the tapped hole and having an internal thread designed to collaborate with an external thread of at least a second cylindrical section. The operating head comprises a single driving profile to drive said sections together in rotation via drive means. | 06-30-2011 |
| 20110143592 | ELECTRIC CONNECTION DEVICE - The invention relates to a connection device comprising a male connector ( | 06-16-2011 |
| 20110133975 | ELECTRICAL ENERGY-GENERATING DEVICE AND REMOTE CONTROL EQUIPPED WITH SUCH A DEVICE - An electric power-generating device ( | 06-09-2011 |
| 20110084674 | POWER CONVERTER USING NORMALLY ON FIELD EFFECT TRANSISTORS - The invention relates to a power converter comprising: | 04-14-2011 |
| 20110084117 | Device for assembly by brazing an end cap onto a cylindrical body and vacuum cartridge comprising one such device - The present invention relates to a device for assembly by brazing an end cover onto a cylindrical body, said end cover presenting a circular peripheral rim via which said cover is brazed onto a part of one of the end surfaces of the cylindrical body, this device being characterized in that the above-mentioned cover is shaped in such a way that, on the above-mentioned end surface of the cylindrical body, the circular peripheral part of the above-mentioned cover exerts a compressive stress, after brazing, on substantially the whole contact area between the end surface of the cover and the end surface of the cylindrical body. | 04-14-2011 |
| 20110066750 | Wireless communication device and method, and system comprising such a method - The gateway communication device for wireless communication networks receives messages from a low-power transmitter and communicates with a network. In a system comprising several gateway devices for a low-power transmitter, a master gateway device is defined. Definition of a master gateway device is based on reception quality indicators of the gateway devices situated in said reception zone of messages transmitted by said low-power transmitter. The gateway device having the highest reception quality indicator is selected to be said master gateway device. The communication method also defines a master gateway device in the same way. The master gateway device then selects a backup gateway device to store link tables and in certain cases to act in the place of the master. | 03-17-2011 |
| 20110043064 | TRANSVERSE FLUX ROTARY MACHINE AND SWITCHING DEVICE EQUIPPED WITH SUCH A MACHINE - A rotary machine including two coaxial parts, the first part including an intermediate part, an energizing coil, and fingers distributed around the circumference of the intermediate part with a constant finger pitch and directed alternately in opposite directions. The fingers are positioned so as to interlace over part of the coil. The second part includes a permanent magnet and two lateral parts mounted substantially coaxially, the lateral parts being secured to the permanent magnetic part so as to have opposite polarities, the lateral parts including protrusions distributed around the circumference of the lateral parts and arranged in alternation on one and the other of the lateral parts with a protrusion pitch substantially equal to the finger pitch. A control device can be equipped with such a rotary machine. | 02-24-2011 |
| 20110038166 | HIGH EFFICIENCY HEAT DISSIPATING DEVICE FOR LAMPS - A high efficiency heat dissipating device for lamps is disclosed. The lamp comprises a light-emitting element, a heat conduction body and a lamp housing characterized in that the heat conduction body is mounted at the lamp housing and the light-emitting element is mounted at the heat conduction body, heat from the light-emitting element is transferred by contacting with the heat conduction body such that the housing provides a large area for the function of heat dissipation, and the interior and exterior of the housing are increased with a plurality of lamp hoods depending on the power of the light-emitting element, and the multi-layer lamp hoods are combined with lamps of different specification, the housing is adapted for solid illumination such that heat energy is dissipated via the surface area of the multi-layer lamp hoods and by means of convection current, a great amount of energy is dissipated and therefore the heat dissipation rate is increased. | 02-17-2011 |
| 20110026185 | RELAY SYSTEM COMPRISING TWO JFET TRANSISTORS IN SERIES - A static relay system configured to be connected in series with an electrical load supplied with AC current, including: two series-connected field-effect transistors fabricated in a material having a high bandgap energy; a detector detecting a threshold of a voltage across the terminals of each of the transistors or of the two transistors; an electromechanical relay connected in series with the transistors; and a controller for opening at least one transistor or the electromechanical relay when the threshold voltage is exceeded. | 02-03-2011 |
| 20100323644 | POWER GENERATION DEVICE WITH TWO MOBILE PARTS - A power generation device that includes an excitation coil with a central opening, and a magnetic circuit extending through the central opening of the coil and including at least one permanent magnet and a plurality of ferromagnetic members arranged in a fixed portion and two mobile portions. The two mobile portions are mounted on two parallel rotary axes and can each assume two positions. The device further includes a mechanism rotating the two mobile portions between the two positions thereof so as to create two states of the magnetic circuit, i.e. a first state in which a magnetic flow flows through the coil in one direction and a second state in which a magnetic flow flows through the coil in the opposite direction. | 12-23-2010 |
| 20100316885 | Assembly method by reactive brazing and vacuum cartridge assembled according to this method - The present invention relates to an assembly method by reactive brazing of a first metallic element such as an end cover plate of a vacuum cartridge with a second element such as the cylindrical body of said cartridge, said second element comprising an ion-covalent oxide at least at the surface by means of an alloy called added alloy designed to constitute a liquid brazing alloy designed to wet the two respectively metallic and ion-covalent oxide surfaces to be assembled of the above-mentioned two elements, said brazing alloy containing titanium and said metallic element containing nickel. This method is characterized in that in the case where the percentage by weight of the alloy elements content of the metal which can form intermetallic compounds with titanium is less than 20%, the titanium content in the brazing alloy is comprised between 2% and 5% by weight, and in the case where the percentage by weight of the alloy elements content of the metal which can form intermetallic compounds with titanium metal to be assembled is comprised between 20% and 50%, this titanium content is chosen between 5% and 10%, and in the case where the percentage by weight of the alloy elements content of the metal which can form intermetallic compounds with titanium is more than 50%, this titanium content is chosen between 2% and 5% and the percentage by weight of Ag is less than 60% so as to minimize the non-wettability areas on the surface of the second element made from ion-covalent oxide by forming a sufficiently thick and stable reactional layer at the interface of said element, and to minimize formation of intermetallic compounds in the brazed joint. | 12-16-2010 |
| 20100297951 | METHOD FOR COUPLING/ UNCOUPLING BETWEEN A TRANSMITTER AND A RECEIVER - The invention relates to a method for coupling/uncoupling between a transmitter ( | 11-25-2010 |
| 20100288606 | Evaluation of the integrity of depressed contacts by variation of the rotation of the pole-shaft - A device for measuring the wear of the contacts of a switchgear device is described. The switchgear device is of the open circuit breaker type with offset pole-shaft, and the movable contact is mounted on a sliding support. Measurement of the wear of the contacts is based on evaluation of the over-travel of the movable contact in the closed position when the latter slides in its support. This over-travel is determined by measuring the residual rotation of the pole-shaft, preferably by a contact-less magnetic rotation sensor. | 11-18-2010 |
| 20100246102 | INSULATION OF A SWITCHGEAR DEVICE OF VACUUM CARTRIDGE TYPE BY INSERT MOULDING - A vacuum cartridge ( | 09-30-2010 |
| 20100176091 | ELECTRICAL SWITCHGEAR UNIT COMPRISING A COMPLEMENTARY ELECTRICAL FUNCTION - The present invention relates to an electrical switchgear unit designed to be fixed onto a fixing support and comprising at least one electrical switching module and at least one module housing a complementary electrical function, at least one of the complementary modules being situated next to at least one of the above-mentioned switching modules, the or each switching module comprising an arc extinguishing chamber. This unit is characterized in that the arc extinguishing chamber of the module situated facing the complementary module presents a cambered face towards the inside of said arc extinguishing chamber so as to create a space E,F inside said chamber enabling a part of the volume of the complementary module to be housed, and in that the ends of said arc extinguishing chamber encroach on the volume of the complementary module. | 07-15-2010 |
| 20100156441 | Capacitive divider device, voltage sensor, trip device module and electrical protection apparatus provided with such a device - A multilayer capacitive divider comprising a first and second main electrode formed on the same level to apply an input voltage, and a common electrode formed on another level to supply an attenuated voltage, said device comprising at least a first auxiliary electrode formed on yet another level, said electrodes being arranged so as to form capacitive units, said auxiliary electrode extending towards a side of said device towards which the second main electrode is arranged so as to connect said auxiliary electrode to the second main electrode by means of a linear conductor. | 06-24-2010 |
| 20100132477 | INTEGRATED DEVICE FOR MONITORING DEFORMATIONS OF AN ELECTRICALLY INSULATING PART AND METHOD FOR MANUFACTURING ONE SUCH DEVICE - An integrated device for monitoring an electrically insulating part comprising an optic fiber in which at least one Bragg grating is formed, the electrically insulating part being made from a composite material with a thermosetting matrix, and the optic fiber comprising a mechanical protection sleeve made from polyimide material. | 06-03-2010 |
| 20100089739 | DEVICE FOR BREAKING/MAKING AN ELECTRIC CIRCUIT - The invention relates to a device for switching on and off an electric circuit comprising: a charge ( | 04-15-2010 |
| 20100060261 | MEASUREMENT SIGNAL COUPLING DEVICE WITH ELECTRICAL ISOLATION AND ELECTRICAL EQUIPMENT UNIT COMPRISING ONE SUCH DEVICE - The coupling device with electrical isolation comprises at least one input signal, an output of an output signal representative of said input signal, and signal transfer means with electrical isolation receiving the input signal and supplying said output signal. The transfer means comprise at least one signal transformer having at least one primary winding to receive a primary signal representative of said input signal, switching means to switch the input signal and supply the latter to said primary winding, and electrically isolated control means of the switching means comprising a control input receiving control signals during switching periods. The electrical switchgear unit comprises one such coupling device connected to measuring resistors and to a processing unit processing electrical protection functions. | 03-11-2010 |
| 20100045263 | CURRENT MEASUREMENT DEVICE WITH ELECTRICAL ISOLATION, ELECTRONIC TRIP UNIT, AND CIRCUIT BREAKER COMPRISING ONE SUCH DEVICE - The current measurement device with electrical isolation comprises an input signal connected to an electrical shunt, an output of an output signal, and signal transfer means with electrical isolation receiving the input signal and supplying said output signal. The transfer means comprise at least one signal transformer having at least one primary winding to receive a primary signal representative of said input signal, switching means to switch the input signal and supply the latter to said primary winding, and electrically isolated control means of the switching means comprising a control input receiving control signals during switching periods. A trip unit and an electrical circuit breaker comprises one such current measurement device and a processing unit processing electrical protection functions. | 02-25-2010 |
| 20100007222 | Safety device for electrical distribution boards - A shock prevention device for an electrical distribution board having at least one incoming terminal and one or more bus conductors for distributing electrical power from the incoming terminal to a plurality of outgoing conductor terminals projecting from a housing of the distribution board, the shock prevention device comprising an insulating body adapted to receive and shroud at least one conductor terminal; a moveable element moveable relative to the body so as to place the device in one of a first configuration in which the device can be fitted to or removed from the distribution board so as to cover the exposed terminal and a second configuration in which the device is braced between the conductor terminal and part of the distribution board housing, whereby removal of the device is prevented; and means for locking the moveable element in the second configuration. | 01-14-2010 |
| 20100001716 | Direct Current Measuring Device With Wide Measuring Range, Electro-Technical Unit Comprising One Such Measuring Device and Switchgear Unit Having One Such Electro-Technical Unit - A direct current measuring device comprising at least one first magnetic sensor and at least one second magnetic sensor sensitive to a magnetic field generated by an electric current flowing in a conductor. The measuring device comprises a processing unit connected to the magnetic sensors and designed to generate an output signal dependent on the measurement signals supplied by the magnetic sensors. Said processing unit comprises selection means supplying the output signal dependent, for weak electric currents on the first measurement signals from at least one first magnetic sensor, and dependent, for strong electric currents, on the second measurement signals from at least one second magnetic sensor. | 01-07-2010 |
| 20090312970 | Current measuring device and processing unit comprising one such device - The current measuring device comprises a first measuring resistor to receive a measurement current, and a first signal amplifier having an input connected to said first measuring resistor and an output to provide a first measurement signal. A second measuring resistor is connected in series with said first measuring resistor, and first voltage limiting means are connected in parallel on the first measuring resistor to branch a first shunt current off when a first limiting voltage is reached on said first measuring resistor. The value of the first measuring resistor is greater than the value of the second measuring resistor A processing unit comprises one such current measuring device. | 12-17-2009 |
| 20090302981 | SWITCHING DEVICE INCLUDING A MOVING FERROMAGNETIC PART - An electrical switching device that can be employed in a sliding button, a rotating button, in a position switch, or an impact sensor. This device includes: a permanent magnet creating a magnetic field and a microswitch controlled between at least two states, by being aligned along two different orientations of field lines of the magnetic field of the permanent magnet. The microswitch and the permanent magnet are fixed relative to one another and a movable ferromagnetic part is moved between two positions so as to act on the orientation of the field lines generated by the permanent magnet so as to impose on the microswitch one or other of its two states. | 12-10-2009 |
| 20090290396 | CAPACITIVE POWER SUPPLY SYSTEM - The invention relates to a power supply system ( | 11-26-2009 |
| 20090290276 | OVERVOLTAGE PROTECTION DEVICE FOR AN ELECTRICAL CIRCUIT - The invention relates to an overvoltage protection device ( | 11-26-2009 |
| 20090288935 | Contact device for a high resistive power contactor - A contactor comprises, for each phase, a pair of contact devices which comprise a connection strip and at least two conductors provided with a stationary contact, and a movable contact bridge able to close the two stationary contacts or not. According to the invention, the contact device is formed from superposition of a number of pieces equal to the number of conductors, each piece comprising one of the conductors and a connection part corresponding to the connection strip but of smaller thickness. Each of the pieces can be made from folded metal. The connection parts are coupled to one another to form the connection strip by means of holes at the same time as the sets of bars are secured thereto. | 11-26-2009 |
| 20090273873 | DEVICE FOR DETECTING THE THREE STATES OF A CIRCUIT BREAKER - A device for detecting three states, namely ‘on’, ‘off’ and ‘triggered’ of an electric circuit breaker. The device includes a mobile magnetic device, movable between three positions corresponding to the three states of the circuit breaker, and at least one permanent magnet generating a magnetic field provided with magnetic field lines for driving two DIP switches via the magnetic effect. In each of the magnetic device's positions, the two DIP switches are controlled in either an open or closed position to form a specific combination representing one of the three states of the circuit breaker. | 11-05-2009 |
| 20090242367 | METHOD OF MONITORING THE POSITION OF A MOVABLE PART OF AN ELECTRICAL SWITCH APPARATUS - A device for monitoring a position of a movable portion mounted on a casing of a switching electrical apparatus, the movable portion configured to adopt at least two determined positions. The device includes a permanent magnet and a reader including an antenna to interchange data without contact by electromagnetic coupling with a receiver element associated with the switching electrical apparatus. The receiver element includes an antenna controlled by a microswitch switched between two states depending on the position of the movable portion to establish or interrupt the electromagnetic coupling between the reader and the receiver element. | 10-01-2009 |
| 20090213518 | Voltage surge protection device comprising selective disconnection means - A voltage surge protection device comprising a disconnection device with electric contacts said disconnection device comprising a first connecting electrode electrically connected with a first connecting strip, a second connecting electrode electrically connected with a second connecting strip, and a third switching electrode electrically connected to the second connecting strip. The protection device comprises a surge arrestor connected in series with a thermal disconnector between the third movable arc switching electrode and the second connecting strip. Said thermal disconnector comprises at least one fuse element extending between a first and second conducting radial wall of an arc extinguishing chamber, said arc extinguishing chamber comprising at least one conducting separator. | 08-27-2009 |
| 20090209135 | Electrical connector for a printed circuit card and hermetically tight electrical case containing one such connector - An electrical connector designed to be connected to the edge of a printed circuit card having a first face placed in contact with a support. Said connector comprises at least one metal blade designed to be in contact with an electrical track placed on a second face of the printed circuit card, and at least one securing means designed to secure the electrical connector on the edge of said card. Said at least one metal blade is designed to exert a gripping force on the printed circuit card to keep the latter in contact with the support, movement of the electrical connector and of the printed circuit card being limited in at least one direction perpendicular to the faces of the printed circuit card. | 08-20-2009 |
| 20090207542 | VOLTAGE SURGE PROTECTION DEVICE AND ELECTRONIC CIRCUIT COMPRISING ONE SUCH A DEVICE - The voltage surge protection device comprises at least one input designed to be connected to an electric power supply system, at least one output designed to be connected to an electric circuit to be protected, and voltage surge limiting means connected between the inputs and outputs to protect said electric circuit against voltage surges able to be applied on the inputs. The voltage surge limiting means comprise bidirectional series electronic limiting means comprising at least two inputs/outputs connected in series with at least one of said inputs, and which are turned on when a low voltage drop occurs when a circulating current is lower than a current limiting value, and limiting said circulating current by increasing a voltage drop between said inputs/outputs. | 08-20-2009 |
| 20090190289 | Electronic trip device case for a circuit breaker, electronic trip device and assembly method thereof - An electronic module for a trip device has been optimised so as to integrate the known functionalities, in particular threshold parameter setting, current measurements, voltage taps, read-out display and communication. An electromagnetic actuator is further present in the electronic module to optimise breaking of the associated circuit breaker. The space occupation constraints inherent to location of the trip device in existing switchgear units have been respected. | 07-30-2009 |
| 20090189720 | DUAL-ACTUATION-MODE CONTROL DEVICE - The present invention relates to a control device ( | 07-30-2009 |
| 20090160587 | DEVICE WITH CONTACTLESS ADJUSTMENT MEANS - The invention relates to a device comprising an integrally closed enclosure ( | 06-25-2009 |
| 20090154201 | ALTERNATING VOLTAGE GENERATOR EQUIPPED WITH A CURRENT LIMITING DEVICE - The invention relates to an alternating voltage generator ( | 06-18-2009 |
| 20090130904 | Connecting bar with flat interface - To simplify connection between electrical apparatuses, a connecting bar has been developed wherein the connection interfaces are flat. The connection devices comprise a conducting insert in a compressible insulating elastomer molded from casting, which is coated with a shielding. The connecting surfaces of the conducting inserts are located withdrawn with respect to the connection surfaces of the insulating support. When connection is performed, the insulating surfaces come into contact, compression is then performed enabling the interface to be made air-tight, while at the same time bringing the conducting surfaces into contact. The assembly is kept compressed by means of a central screw which is preferably associated with a blanking device of cover type for the connection surface not used for electrical connection. | 05-21-2009 |
| 20090127085 | Electrical switchgear unit such as a circuit breaker or switch - The present invention relates to an electrical switchgear unit housed in a case and comprising at least one stationary contact and at least one movable contact supported by a contact support shaft, an opening and/or closing mechanism of the movable contact(s) fitted in a support, said mechanism comprising a manual operating handle of the contact(s) fitted rotating around a toggle pin of the case, and a shaft called high-speed closing shaft designed to keep the movable contact(s) in the open position, at the beginning of the manual closing operation of the handle and over a certain travel of the latter, by storing energy and to release the movable contact(s) after this travel of the handle so that the stored energy causes high-speed closing of the contacts. This device is characterized in that, on one of its side faces, the above-mentioned support of the mechanism comprises an opening designed to accommodate at least a part of said high-speed closing shaft, the latter being thereby able to be inserted laterally at least partially into said support prior to fixing of said shaft inside the case, and that the means for fixing said support inside the case are located on one side of mechanism only with respect to the high-speed closing shaft. | 05-21-2009 |
| 20090123994 | Lockable Signalling Column - The invention relates to a signalling column with levels which are assembled by means of a relative pivoting limited in amplitude and interconnected by means of axially-extending conductors. The body of a level (A) has a locking bar ( | 05-14-2009 |
| 20090120908 | Arc chute and circuit breaker equipped with one such arc chute - An arc chute comprising:
| 05-14-2009 |
| 20090095718 | Vacuum Cartridge For An Electrical Protection Apparatus Such As A Switch Or A Circuit Breaker - This cartridge comprises at least three shields comprising one shield called mid-potential shield inserted between the two contacts and at least one shield called partial shield inserted between said mid-potential shield and one of the contacts, the distance between said mid-potential shield and the contacts being selected such that the electric field present at the edge of the contact goes from the contact to the partial shield surrounding it (or vice-versa from the partial shield to the contact depending on the polarity of the voltage). | 04-16-2009 |
| 20090072934 | Electromagnetic actuator and switch apparatus equipped with such an electromagnetic actuator - An actuator comprising:
| 03-19-2009 |
| 20090065343 | DEVICE FOR NEUTROLISING AN ELECTRIC SWITCHING UNIT - The invention relates to a device for neutralising an electric switching unit comprising one or several power poles, each of which is provided with movable contacts ( | 03-12-2009 |
| 20090027823 | Electromagnetic actuator with at least two windings - An electromagnetic actuator comprises a yoke, a core, at least two windings and switching means of the windings from a series position to a parallel position and vice-versa. It comprises control means comprising regulating means of the electric current flowing in the windings. The control means comprise inrush means controlling the voltage supplied to the windings during a closing operation, and controlling the switching means to place the windings in parallel mode. The control means also comprise holding means controlling the current supplied to the windings during a holding operation of the actuator in the closed position and controlling the switching means to place the windings in series mode. | 01-29-2009 |
| 20090021248 | INDUCTIVE PROXIMITY DETECTOR WITH SWITCHED WINDINGS - The invention relates to an inductive proximity detector comprising an oscillating circuit ( | 01-22-2009 |
| 20080320182 | MODULE WITH ISOLATED ANALOGUE INPUTS HAVING LOW LEAKAGE CURRENT - The present invention relates to a module with isolated analogue inputs for programmable controller, the said module comprising several input pathways that are each isolated with the aid of at least one optical isolation static relay ( | 12-25-2008 |
| 20080316005 | Communication by carrier current for centralized control centers - In an intelligent centralized control panel, in particular for motors in which case it is known under the name of iMCC, communications with the outside are performed by powerline carrier current or PLC. The wiring of the control panels can thereby be greatly reduced. To enable this type of communication to be used in dense systems containing a large number of line starters and therefore a large number of parallel-connected carrier current interfaces, the invention proposes inserting a preferably electronically adjustable impedance in series with the PLC conversion device. Advantageously, an adjustment algorithm enables the values of the added impedances to be optimized according to the geometry and position of the different interfaces. | 12-25-2008 |
| 20080315595 | Stand-Alone Device for Generating Electrical Energy - The present invention relates to a stand-alone device for generating electrical energy comprising:—an excitation coil ( | 12-25-2008 |
| 20080301348 | DEVICE FOR CONTROLLING POINT-TO-POINT COMMUNICATION BETWEEN A MODULE AND TRANSMISSION BUS - The invention relates to a device for controlling point-to-point communication between a module ( | 12-04-2008 |
| 20080301343 | DEVICE FOR CONTROLLING COMMUNICATION BETWEEN A MODULE AND A TRANSMISSION BUS - The invention relates to a device for controlling communication between a module ( | 12-04-2008 |
| 20080297966 | CONTROL AND PROTECTION SYSTEM FOR AN OUTPUT OF AUTOMATION EQUIPMENT - The invention relates to an electronic control and protection system for an output channel of automation equipment. It comprises: i) a device for switching ( | 12-04-2008 |
| 20080290068 | Arc chute and circuit breaker equipped with one such arc chute - An arc chute comprising an arc extinguishing chamber formed by a stack of deionizing plates and an arc formation chamber bounded by a first and second flange, said arc chute being equipped with permanent magnets arranged behind at least the first flange, in which the arc formation chamber comprises:
| 11-27-2008 |
| 20080267328 | SYSTEM AND METHOD FOR MANAGING TIME IN AUTOMATIC CONTROL EQUIPMENT - The present invention relates to a time management method implemented in automatic control equipment, based on a system which comprises:
| 10-30-2008 |
