INERGY AUTOMOTIVE SYSTEMS RESEARCH (Societe Anonyme) Patent applications |
Patent application number | Title | Published |
20160101683 | FUEL TANK WITH IMPROVED CREEP RESISTANCE AND METHOD FOR MANUFACTURING IT - A fuel tank having two opposite wall portions and at least one reinforcing element connecting these two wall portions, such reinforcing element comprising at least two parts linked by at least one rotating link. | 04-14-2016 |
20150354755 | TANK FOR STORING A GAS STORED BY SORPTION COMPRISING SHOCK-ABSORBING MEANS - A tank for storing a gas, the gas being stored by sorption to a compound. The tank includes a receptacle configured to contain the compound. The receptacle includes a shock-absorbing mechanism. | 12-10-2015 |
20150354429 | METHOD FOR MONITORING UREA QUALITY OF AN SCR SYSTEM - A method for monitoring urea concentration and quality in a urea solution stored in a tank of an SCR system. The system comprising a pump driven by a motor and the pressure of which is controlled by a controller. The method comprises the steps of:—measuring a parameter value characteristic of the energy transmitted by the motor to the pump;—determining a urea concentration value based upon the parameter value characteristic of the energy transmitted by the motor to the pump. | 12-10-2015 |
20150345455 | VEHICULAR LIQUID CONTAINMENT SYSTEM AND METHOD FOR VERIFYING INTEGRITY OF SAME - A vehicular liquid containment system including a tank, a pump arranged to pump a liquid from the tank to a vehicular system via a feed line, a pressure sensor arranged to detect a pressure in a vapor dome inside the tank, and a sprayer arranged within a branch of the feed line, the outlet of the sprayer being arranged inside the tank. | 12-03-2015 |
20150345429 | METHOD AND SYSTEM FOR GENERATING POWER ON BOARD A VEHICLE - A method and system for generating power on board a vehicle. The method includes: generating a gas by chemically decomposing an ammonia precursor in a biochemical decomposition unit mounted on board the vehicle and storing at least one protein component adapted to decompose the ammonia precursor; converting the gas into power in at least one power generator mounted on board the vehicle. | 12-03-2015 |
20150345355 | METHOD AND SYSTEM FOR PURIFYING THE EXHAUST GASES OF A COMBUSTION ENGINE - A method and system for purifying exhaust gases of a combustion engine or an SCR method for purifying exhaust gases of an internal combustion engine of a vehicle, according to which ammonia gas is exclusively metered in the exhaust gases. The method includes: releasing ammonia gas from at least one solid absorbing matrix where it is stored by sorption; metering the released ammonia gas in the exhaust gases; regenerating the solid absorbing matrix including: generating a refilling ammonia gas by chemically decomposing an ammonia precursor in a biochemical decomposition unit mounted on board the vehicle and storing at least one protein component adapted to decompose the ammonia precursor; directing the refilling ammonia gas to the solid absorbing matrix where it is stored thereon. | 12-03-2015 |
20150336322 | PROCESS FOR FASTENING AN ACCESSORY IN A BLOW MOLDED PLASTIC TANK - It is proposed a process for fastening an accessory to the interior of a blow-molded tank, the tank having a plastic wall produced from a parison, the accessory comprising a body having at least one attaching portion projecting radially from the body. The process comprises the steps of:
| 11-26-2015 |
20150314677 | FILLER NECK ASSEMBLY AND METHOD FOR PRODUCING SAME - A filler neck assembly including a main channel for supplying a liquid into a tank and an auxiliary channel for evacuating gas from the tank. The main channel includes a tubular main body including a first end receiving a filler spout and a second end discharging the liquid into the tank. The auxiliary channel includes a first section and a second section, the first section being a channel integrally molded with the tubular main body, and the second section being formed by a feature on an exterior of the main body cooperating with a separately formed part. | 11-05-2015 |
20150314516 | METHOD OF MANUFACTURING FUEL TANKS BY BLOW MOULDING - A method of manufacturing fuel tanks made of polymer material using a blow molding technique, the method including: offering up at least one sheet form extrudate between two opposing cavities of an open mold with an impression that corresponds to a shape of a tank that is to manufactured; then bringing the two cavities together until the mold is closed; as the two cavities are being moved closer together and before the extrudate comes into contact with one of them, injecting a first fluid between the extrudate and at least one cavity; injecting a second fluid on the opposite side of the extrudate from each cavity, to press it firmly against the wall of the cavity; removing the first fluid present between the cavity and the extrudate before end of injection of the second fluid. | 11-05-2015 |
20150292385 | METHOD AND SYSTEM FOR CONTROLLING THE OPERATION OF A SYSTEM FOR STORING AND INJECTING AN ADDITIVE INTO THE EXHAUST GASES OF AN ENGINE - A method for managing operation of a component of a system for storing and injecting an additive into exhaust gases of a combustion engine. The system includes a container for storing the additive and the method includes: obtaining an instantaneous measurement of concentration of additive and/or an instantaneous measurement of alkalinity of the additive and/or an instantaneous measurement of the temperature inside the container, by one or a plurality of measurement sensors mounted inside the container; determining reducing power of the additive based on the instantaneous measurement of concentration of additive and/or an instantaneous measurement of the alkalinity of the additive and/or temperature inside the container; generating a control signal, based on the defined reducing power; transmitting the generated control signal to the component. | 10-15-2015 |
20150291025 | TANK WITH VENTILATION CANAL COMPRISING COVER - The invention relates to a tank ( | 10-15-2015 |
20150275924 | VEHICLE SUPPLY SYSTEM AND USE OF A THERMO-HYDRAULIC UNIT IN A VEHICLE - A vehicle supply system including a reservoir for storing a fluid; and a supply circuit arranged for being in fluid communication with the reservoir. The supply circuit is such that it includes a thermo-hydraulic section configured for generating a temperature difference between a first portion and a second portion of the thermo-hydraulic section, the temperature difference being capable of causing evaporation in the first portion and of causing condensation in the second portion such that an oscillating flow is generated between the first portion and the second portion. The supply circuit is such that it is configured for using the oscillating flow for sucking fluid from the reservoir. | 10-01-2015 |
20150192064 | METHOD FOR RELEASING THE PRESSURE IN A FUEL SYSTEM IN A CRASH - A method for controlling depressurization of a fuel system mounted on board of a vehicle including a vehicle impact sensor, the method including: detecting, using the vehicle impact sensor, whether an impact on the vehicle is present; and when the impact on the vehicle is detected, using a controller for generating at least one signal for controlling an opening of at least one valve disposed in the fuel system, to release internal pressure of the fuel system. | 07-09-2015 |
20150185101 | DEVICE FOR MEASURING THE PRESSURE OF A GAS IN A POLLUTION CONTROL OR ENERGY STORAGE SYSTEM - A device for measuring a pressure of a gas in a pollution control or energy storage system, including: a housing including an inlet and an outlet; a compound disposed inside the housing and configured to absorb at least one portion of gas entering the housing through the inlet, the non-absorbed portion of gas exiting the housing via the outlet; at least one sensor configured to measure a temperature of the compound; a processing unit configured to determine the pressure of the gas by using the temperature measurement from the sensor and a predefined pressure/temperature ratio. | 07-02-2015 |
20150160078 | METHOD FOR DIAGNOSING A SYSTEM FOR STORING A GAS STORED BY SORPTION ON A COMPOUND - A method for diagnosing a system for storing a gas, the gas being stored by sorption on a compound, the system being mounted onboard a vehicle and including a tank configured to contain the compound and a control device configured to control a heating device to increase a temperature of the compound to release the gas. The control device obtains a set of information including at least one measurement of the temperature of the system, then carries out an estimation of the gas pressure in the system by using a predetermined kinetic model of desorption of the gas. | 06-11-2015 |
20150118132 | METHOD AND SYSTEM FOR PURIFYING THE EXHAUST GASES OF A COMBUSTION ENGINE - An SCR method for purifying the exhaust gases of an internal combustion engine of a vehicle, according to which ammonia gas is exclusively metered in the exhaust gases, the method comprising a step of releasing ammonia gas from at least one solid absorbing matrix where it is stored by sorption and a step of metering the released ammonia gas in the exhaust gases. The method is such that it comprises a step of regenerating the solid absorbing matrix that consists in: generating a refilling ammonia gas by thermally decomposing an ammonia precursor in a heater mounted on board the vehicle; directing the refilling ammonia gas to the solid absorbing matrix where it is stored thereon. | 04-30-2015 |
20150027633 | HOLLOW BODY, PROCESS FOR MANUFACTURING IT AND USE THEREOF IN A VEHICLE - A process for manufacturing a hollow body including a thermoplastic wall and a fibrous reinforcement welded on at least one portion of the surface of the wall, or its outer surface, the fibrous reinforcement including a thermoplastic similar to or compatible with that of the wall of the hollow body, having a thickness of at least 1 mm and from 30 to 60% in weight of fibers, the method including heating a portion of the outer surface of the hollow body where the reinforcement will be welded; heating the fibrous reinforcement to soften or melt the thermoplastic of the reinforcement; and moving the reinforcement and applying the reinforcement to the portion of the outer surface of the hollow body. The applying the reinforcement includes: applying an initial pressure on at least one portion of the reinforcement; and applying pressure for a final welding using robotized pressure applying mechanism. | 01-29-2015 |
20140345258 | ENGINE EXHAUST GAS ADDITIVE STORAGE SYSTEM - System for storing an internal combustion engine exhaust gas liquid additive, the said system comprising a tank for storing the additive and an “immersed” baseplate ( | 11-27-2014 |
20140298885 | GAUGING METHOD FOR A PLASTIC FUEL TANK OF A HYBRID VEHICLE - A gauging method for a plastic fuel tank mounted on a hybrid vehicle, the tank including a reservoir including a gauge for measuring an amount of fuel in the tank, the method including: measuring the amount of fuel in the tank using the gauge; estimating deformation of the tank using at least one sensor onboard the vehicle; and correcting the amount measured by the gauge based on the estimated deformation. | 10-09-2014 |
20140284224 | TANK FOR STORING AMMONIA BY SORPTION - A tank for storing ammonia by sorption, the tank including cells, or cells made of plastic, that communicate with one another and with at least one orifice that communicates with the outside, the cells configured to contain a solid intended for the sorption of ammonia. | 09-25-2014 |
20140271282 | ROTARY PUMP WITH ROTOR AND STATOR ARRANGEMENT - A rotary pump intended to pump a fluid in a system on board a vehicle, such pump comprising a stator, a rotation axle attached both to a mechanical pumping element and a magnetic rotor, and electrical connections. The rotor, the stator and the electrical connections are overmolded in a leaktight manner with a plastic. | 09-18-2014 |
20140217109 | A METHOD OF CONTROLLING THE PRESSURE OF A FUEL SYSTEM OF A HYBRID VEHICLE - A method of controlling pressure of a fuel system of a hybrid vehicle including an engine fed with fuel stored in a tank made of plastics material, and an electric motor, the method including, when the engine is stopped, relaxing pressure inside the fuel tank in full or in part after a given safety duration and as a function of at least one stress accumulation parameter, each stress accumulation parameter being associated with an element of the fuel system and being defined by information concerning temperature, information concerning exposure duration, and information concerning a level of stress on the element. | 08-07-2014 |
20140208719 | VEHICULAR FLUID INJECTION SYSTEM, CONTROLLER AND METHOD FOR HEATING SAID FLUID INJECTION SYSTEM - A vehicular fluid injection system including a storage tank, an injection line, a heating system including an electrical heating element being powered by a power source, and a voltage converter inserted between the power source and the heating element, alone or combined with a PWM power regulation. | 07-31-2014 |
20140196808 | SUPPLY SYSTEM FOR A LIQUID - A supply system for liquid including a liquid tank and a liquid supply line forming a passage for the liquid from the tank to an outlet of the supply system. The supply line includes at least one part configured to form at least one gas pocket communicating with the passage to take up a change of volume of the liquid in event of freezing. Such a system can be used in a selective catalytic reduction system (SCR). | 07-17-2014 |
20140190456 | METHOD FOR HANDLING FUEL VAPORS ONBOARD A HYBRID VEHICLE - A method for handling fuel vapors onboard a hybrid vehicle including an internal combustion engine or ICE and a fuel system for the ICE, the method including at least partly condensing fuel vapors generated in the fuel system using an absorption refrigeration device. The absorption refrigeration device includes a regenerator that uses as a heat source, heat of combustion of part of the fuel vapors that are burnt in an adequate device. | 07-10-2014 |
20140174548 | ADDITIVE DELIVERY SYSTEM AND METHOD FOR CONTROLLING SAID SYSTEM - An additive delivery system including a tank for storing an additive, an active component, and a controller connected to the component, wherein the controller is adapted to determine a value representative of temperature of the additive in the system based on an electrical characteristic of a part inside the component, or inside the controller, wherein the part has a further function next to the temperature estimation function in normal operation of the additive delivery system. | 06-26-2014 |
20140158696 | FUEL TANK WITH IMPROVED MECHANICAL RESISTANCE - A fuel tank including two opposite wall portions and at least one reinforcing element connecting the two wall portions, in which the reinforcing element includes a hollow pillar having a ratio of at least 1.8 between the diameter of its cross section at its ends and the diameter of its cross section at least at one intermediate point. | 06-12-2014 |
20140132951 | DEVICE FOR MEASURING UREA CONCENTRATION - The invention relates to a device for monitoring a urea solution in a tank of a motor vehicle tank. This device comprises a light source capable of emitting a light beam, a photodetector capable of detecting a portion of a light beam emitted by the light source and a part made of a material allowing the propagation of a light beam emitted by the light source. The part has moreover a surface intended to be in contact with the urea solution. The light source, the photodetector and the part are arranged in such a way that a light beam emitted by the light source is propagated by the surface of the part, by reflection or by refraction, toward the photodetector. | 05-15-2014 |
20140131918 | METHOD FOR FASTENING AN ACCESSORY IN A PLASTIC FUEL TANK - Method for stake-fastening an accessory ( | 05-15-2014 |
20140110038 | PROCESS FOR MANUFACTURING A PLASTIC FUEL TANK - A process for manufacturing a fuel tank, including: inserting a plastic parison including two distinct parts into an open two-cavity mold; inserting a core inside the parison, the core including two parts of a reinforcing element capable of securing two different locations inside the parison; pressing the parison firmly against the mold cavities; fixing the two reinforcing element parts at the two locations of the parison using the core; withdrawing the core; closing the mold, bringing its two cavities together to grip the two parison parts around their periphery to weld them together; injecting a pressurized fluid into the mold and/or creating a vacuum behind the mold cavities to press the parison firmly against the mold cavities; opening the mold and extracting the tank; making an opening into the tank wall; and through the opening, putting at least a third reinforcing element part to link/connect the two first parts together. | 04-24-2014 |
20140093226 | UREA TANK AND BASE PLATE WITH AN INTEGRATED HEATING ELEMENT - Urea tank and base plate with an integrated heating element in which the heating element comprising at least one resistive track affixed to one flexible film and/or placed between two flexible films. | 04-03-2014 |
20140048985 | METHOD FOR MANUFACTURING A PLASTIC FUEL TANK WITH IMPROVED CREEP STRENGTH - A method for manufacturing a plastic fuel tank including: a) inserting a plastic parison including two distinct parts into an open two-cavity mold; b) inserting a core, bearing at least part of a reinforcing element configured to create a link between the two parison parts, inside the parison; c) pressing the parison firmly against the mold cavities, for example by blowing through the core and/or creating suction behind the cavities; d) fixing the part of the reinforcing element to at least one of the parison parts using the core; e) withdrawing the core; f) closing the mold, bringing its two cavities together to grip the two parison parts around their periphery to weld them together; g) injecting a pressurized fluid into the mold and/or creating a vacuum behind the mold cavities to press the parison firmly against the mold cavities; and h) opening the mold and extracting the tank. | 02-20-2014 |
20140034649 | METHOD FOR FASTENING AN ACCESSORY IN A PLASTIC FUEL TANK - Method for stake-fastening an accessory ( | 02-06-2014 |
20140027959 | METHOD FOR MANUFACTURING A PLASTIC FUEL TANK WITH IMPROVED CREEP STRENGTH - A method for manufacturing a plastic fuel tank including: a) inserting a plastic parison including two distinct parts into an open two-cavity mold; b) inserting a core, bearing at least part of a reinforcing element configured to create a link between the two parison parts, inside the parison; c) pressing the parison firmly against the mold cavities, for example by blowing through the core and/or creating suction behind the cavities; d) fixing the part of the reinforcing element to at least one of the parison parts using the core; e) withdrawing the core; f) closing the mold, bringing its two cavities together to grip the two parison parts around their periphery to weld them together; g) injecting a pressurized fluid into the mold and/or creating a vacuum behind the mold cavities to press the parison firmly against the mold cavities; and h) opening the mold and extracting the tank. | 01-30-2014 |
20140027958 | PROCESS FOR MANUFACTURING A FUEL TANK - A process for manufacturing a plastic fuel tank including at least one component, by molding a parison using a mold including two impressions and a core, the process including: introducing a parison into the mold impressions; introducing a core inside the parison, the core having a moving device including the at least one component closing the mold so that the impressions come into leaktight contact with the core; pressing the parison against the impressions by blowing through the core and/or applying a vacuum behind the impressions; fastening the at least one component on an inner wall of the parison; opening the mold to withdraw the core; and final molding the parison by blow-molding and/or thermoforming; and to enable its fastening to the parison, the component is moved away from the core by the moving device through a combination of a rotational motion and a linear motion. | 01-30-2014 |
20130334077 | ENGINE EXHAUST GAS ADDITIVE STORAGE SYSTEM - A system for storing an internal combustion engine exhaust gas liquid additive, and including a tank for storing the additive, the tank including two halve shells manufactured as two separate parts that are assembled, at least one of the shells including an active component fixed inside of it. | 12-19-2013 |
20130313137 | ENGINE EXHAUST GAS ADDITIVE STORAGE TANK - A tank for storing an internal combustion engine exhaust gas liquid additive, the tank including a wall defining an internal volume, an electrical component located in the internal volume, and at least one electric cable configured to connect the electrical component to a voltage source outside the tank, at least one portion of the electric cable being inserted into an intermediate part connected to a base plate mounted over an opening in the wall, the base plate incorporating a casing mounted leaktight around an orifice in the base plate. The intermediate part is fastened by a quick-connect coupling including an electrical connector to which the electric cable is connected leaktight with aid of a seal and that emerges from the orifice in the base plate to outside the tank. The seal is inserted between the intermediate part and the connector and/or into a housing of the intermediate part. | 11-28-2013 |
20130298385 | METHOD FOR MANUFACTURING A FLEXIBLE HEATER - Method for manufacturing a flexible heater comprising a resistive track enclosed in two sheets of electrically insulating plastic material, said track comprising electrical connections to which electrical wires are connected, the method comprising the steps of: —enclosing the resistive track in the two sheets of electrically insulating plastic material—connecting the electrical wires to the electrical connections of the resistive track—putting an open mould around the connection area—injecting a liquid casting formulation into said mould—curing said composition—removing the mould. | 11-14-2013 |
20130284732 | VEHICLE TANK AND/OR FILL PIPE FOR SUCH A TANK - A vehicle tank and/or fill pipe for the vehicle tank, the vehicle tank and/or the fill pipe including a flexible part having an auxetic structure and/or a flexible part including helicoidal corrugations. | 10-31-2013 |
20130269418 | METHOD FOR MONITORING AN SCR SYSTEM - A method for detecting whether an injector with a valve controlled by a PWM signal of an SCR system is at least partially clogged, the system including a pump, or a positive-displacement pump, driven by a motor and pressure of which is controlled by a controller that continuously measures the pressure and/or another parameter characteristic of energy transmitted by the motor to the pump. According to the method, during normal operation of the SCR system, specific portions of one of the measurements are compared with equivalent portions stored in a memory. | 10-17-2013 |
20130241192 | LINE EQUIPPED WITH A COUPLING HAVING AN INTEGRATED HEATING ELEMENT - A urea feed or return line (2) that comprises a hollow coupling (1) enabling it to be connected to a urea tank and that comprises a passage for the urea, this coupling being, in addition, equipped with a heating filament (9), at least one part of which extends freely inside the passage provided for the urea, this part having the shape of a loop or a spiral capable of also extending at least partly into the tank and/or into a tube attached thereto. | 09-19-2013 |
20130222008 | METHOD FOR DIAGNOSING AN ELECTRICAL CIRCUIT - A method for diagnosing an electrical circuit including at least one electrical device, an actuator for the device controlled by a high side actuating switch and a low side actuating switch, and at least one additional switch not in series with any of the HS or LS switch, the method including: to each of the possible statuses of the circuit, giving a code; sequentially putting the circuit in at least some of these statuses for a given time period; during each of these periods, measuring voltage and/or current in different parts of the circuit and giving a code to the measurement; and establishing a diagnosis of correct functioning or of a malfunctioning of at least some elements of the circuit according to a pre-established correlation between the status codes and the measurement codes. | 08-29-2013 |
20130180323 | METHOD FOR MONITORING AN SCR SYSTEM - A method for detecting whether an injector with a valve controlled by a PWM signal of an SCR system is clogged, the SCR system including a rotary positive-displacement pump driven by a motor and pressure of which is controlled by a controller that continuously measures rotational speed of the motor and pressure at an outlet of the pump. During operation of the SCR system at a given pressure: the associated average rotational speed is measured; the speed is held at the measured value; a curve of a change in pressure is compared to reference curves stored in a memory and a condition of the injector, for example whether the injector is clogged or not, is deduced therefrom. | 07-18-2013 |
20130160274 | PROCESS FOR MANUFACTURING A FUEL TANK EQUIPPED WITH A BAFFLE - A process for manufacturing a fuel tank including a baffle, and an attachment part and an offset part, both made of an incompressible material and being of fixed size and shape, the process including: manufacturing a fuel tank including a wall; making an opening in this wall; through this opening, introducing the baffle into the tank; attaching the baffle to the wall of the tank via its attachment part. The offset and attachment parts together describe a fixed angle, the baffle has a fixed shape and when it is being introduced into the tank, the baffle is rotated to be able to pass through the opening. | 06-27-2013 |
20130140730 | PROCESS AND EQUIPMENT FOR MANUFACTURING A PLASTIC HOLLOW BODY FROM TWO SHEETS - A process for manufacturing a plastic hollow body by molding two sheets of molten plastic in a mold including two cavities, the process including: a) two molten plastic sheets are manufactured by extrusion of at least one stream of molten plastic and transverse cutting thereof; b) these sheets are introduced between the mold cavities; c) the mold is closed and the hollow body is manufactured by conforming the two sheets to the mold cavities; d) the hollow body thus obtained is removed from the mold; e) all of operations a) to d) are repeated to manufacture another hollow body from two new sheets; and before, during, or after the transverse cutting operation, the lower portion of the two new sheets is cooled using a specific device that makes possible a local cooling of the sheets in the lower portion. | 06-06-2013 |
20130125531 | RESERVOIR AND TANK EQUIPPED WITH A SELF-REGULATING HEATING ELEMENT - A reservoir for holding a quantity of fluid within a tank, the reservoir including a first resistive element for heating a first part of the tank and a second resistive element for heating a second part of the tank, the second resistive element having a positive temperature coefficient. The reservoir further includes a third resistive element for heating the second part of the tank, the second resistive element and the third resistive element forming a parallel circuit, and the first resistive element being connected in series with the parallel circuit. | 05-23-2013 |
20130098460 | PROCESS FOR TRANSFERRING A LIQUID USING A PUMP - A process to pump liquid held in a passive tank to an active tank when the active tank has a liquid level below a set point level and when the passive tank contains liquid at a temperature above the freezing point of the liquid, the active tank including a discontinuous level gauge configured to provide at least x+1 indications of the level of liquid in tank as a function of the relative position of a moving part with respect to x set point levels, x being at least equal to 2. The process includes: reading the level indication from a level gauge; starting a pump and measuring a time during which a pump transfers liquid; stopping the pump if this time is greater than a time constant, which depends on the value of the level indication, and if a next set point level is not reached. | 04-25-2013 |
20130037549 | PROCESS FOR MANUFACTURING A FUEL TANK AND USE THEREOF IN A HYBRID VEHICLE - A process for manufacturing a fuel tank including a thermoplastic wall and a fibrous reinforcement on at least one portion of its outer surface, according to which: a molten thermoplastic parison is molded in a mold and is left to cool in order to obtain a wall of the tank; a fibrous reinforcement is chosen that includes a thermoplastic similar to or compatible with that of the wall of the tank and the reinforcement is heated so as to soften or even melt the thermoplastic of the reinforcement; and the reinforcement is applied to an outer surface of the tank by exerting a force that makes it possible to weld the reinforcement and the outer surface. | 02-14-2013 |
20130037138 | SYSTEM TO DETECT ANOMALOUS FLUIDS IN AN SCR SYSTEM - A system for a fluid tank for storing a urea solution in a motor vehicle, the system including a first float having a first density and a second float having a second density, the first and second floats being movably arranged on a guide in the fluid tank, the first density is less than a density of the urea solution at a reference temperature but greater than a density of water at the reference temperature, and the second density is less than the density of water at the reference temperature. The system further includes a control system configured to receive signals indicative of a level of the floats, and to generate an anomaly signal in response to detecting sinking of the first float and floatation of the second float. | 02-14-2013 |
20130008908 | Fuel tank with improved creep resistance and method for manufacturing it - A fuel tank having two opposite wall portions and at least one reinforcing element connecting these two wall portions, such reinforcing element comprising at least two parts linked by at least one rotating link. A method for manufacturing such tank. | 01-10-2013 |
20120324865 | METHOD FOR REGULATING A PUMP OF AN SCR SYSTEM - A method for regulating a motor-driven pump of an SCR system, the pump delivering a pressure, being subjected to a hydraulic torque in relation to this pressure and also to a resistive torque and being driven by an electric motor including coils supplied with a current and developing a torque in relation to this current, according to which to regulate the pump, use is made of a mechanism to measure the current in the coils of the motor, of a regulator of overall current consumed by the motor, and of a model of the relation between the current and the pressure using an estimate of part of the resistive torque, namely the dry frictions, obtained by rotating the pump under no-load conditions at different speeds and by measuring the associated current. | 12-27-2012 |
20120223084 | Plastic fuel tank with increased deformation stability - A plastic fuel tank comprising un upper wall, a lower wall and at least two compartments, such compartments being established by a dividing wall comprising a part of the tank upper and lower walls, this dividing wall having at least one communication means enabling free flow of liquids between at least two compartments and at least one communication means enabling free flow of vapors between at least two compartments, such communications means occupying less than 80% of the dividing wall, the at least 20% remaining of the dividing wall being constituted by at least one kiss point formed by welding together a multiplicity of contact points of the upper and lower walls. | 09-06-2012 |
20120211105 | Ammonia precursor storage system including a semi-permeable membrane - A system for storing an ammonia precursor, comprising: a tank configured to hold the ammonia precursor; a filler opening closed by a cap, said cap being removable for refilling the tank; and a semi-permeable membrane positioned within said cap, wherein the semi-permeable membrane is configured to block liquid from the ammonia precursor and configured to allow air and vapors from the ammonia precursor to pass there through when the cap is closing the filler opening, and wherein when the cap is closing the filler opening, a pathway allowing a substantial amount of vapors to escape from the tank to the atmosphere is provided so that the total internal volume of the reservoir (l) divided by the flow rate through the membrane at 10 mbar (l/h) is lower than 20 h. | 08-23-2012 |
20120199246 | Filling system for vehicular fluid container - The invention is based on the insight that a filling system obtained by combining a “Kruse” compatible threaded socket and an annular magnet as required for the operation of the “Elaflex” nozzle, will exhibit air exchange problems related to the difference in the positioning of the respective air intake openings of the “Kruse” bottle and the “Elaflex” nozzle. More particularly, the invention is based on the insight that by judiciously providing a chamber in fluid communication with the volume of air or vapor in the tank, filling may be made possible with a “Kruse” bottle as well as with an “Elaflex” nozzle. | 08-09-2012 |
20120097318 | Process For Reinforcing A Rigid Plastic Fuel Tank - Process for reinforcing a plastic fuel tank comprising a wall defining an internal closed volume, according to which a structural member is fixed to the wall of the tank outside the closed volume, in at least two points being located in two different portions of said wall where a deflection induced when the tank is filled with fuel, is low; and said structure having at least one contact point with the tank wall in a portion of said wall where the deflection is high. | 04-26-2012 |
20120074028 | Fuel tank or filler pipe for this tank - Fuel tank or filler pipe for this tank comprising a multilayer wall constituted at least of one layer based on a reinforced thermoplastic composition and of one inner layer, intended to be in contact with the fuel, based on a non-reinforced thermoplastic composition. Use of such a tank/pipe in a hybrid vehicle. | 03-29-2012 |
20120037638 | Plastic fuel tank with improved creep resistance and method for the manufacture thereof - Plastic fuel tank having a lower wall, an upper wall and at least one reinforcing element connecting these two walls, this reinforcing element comprising a hollow plastic pillar having an opening in its lower part and an opening in its upper part, these openings being situated at locations such that they allow, respectively, the filling of the pillar and the degassing thereof, at least one part of the hollow pillar being a constitutive element of an accessory that has an active role in the tank. | 02-16-2012 |
20120020820 | Rotary pump - A rotary pump intended to pump a fluid in a system on board a vehicle, such pump comprising a stator, a rotation axle attached both to a mechanical pumping element and a magnetic rotor, and electrical connections. The rotor, the stator and the electrical connections are overmolded in a leaktight manner with a plastic. | 01-26-2012 |
20110311373 | Rotary pump for a vehicle - Rotary pump intended to pump a liquid for the pollution control of exhaust gases in a system on board a vehicle and comprising a rotor ( | 12-22-2011 |
20110240630 | Heater for a vehicular fluid tank, motor vehicle comprising same, and method for heating a vehicular fluid tank - A heating system for a vehicular fluid tank ( | 10-06-2011 |
20110233829 | Process and die for manufacturing a plastic hollow body - A process for manufacturing a plastic hollow body by molding a molten plastic parison, which is extruded vertically through a die, in a mold comprising two complementary cavities, characterized in that the die is adjusted so that the shape of the parison matches that of the mold cavities. A die suitable for such a process. | 09-29-2011 |
20110220226 | Fuel tank comprising a ventilation system equipped with a liquid/vapor separator - Ventilation system for a fuel tank comprising a pump, an active liquid/vapor separator (LVS) that can be drained using the pump, in which a roll-over valve (ROV) that is normally open brings, by default, the internal volume of the LVS into communication with the pump and only blocks this communication when the level of fuel in the valve reaches a certain height or when the tank is tilted beyond a certain angle, or even overturned. | 09-15-2011 |
20110155751 | Valve for the venting circuit of a liquid tank - Ventilation valve for a liquid tank comprising:
| 06-30-2011 |
20110155743 | Noise reduction baffle and plastic fuel tank comprising such a baffle - Noise reduction baffle for a fuel tank comprising a lower carrier and an upper sliding part which can slide relatively to the carrier thanks to compression springs mounted on retainers, said lower carrier having a hollow foot comprising two vertical or inclined walls defining an open cavity of elongated shape having a longitudinal axis, said cavity comprising at least one rib making an angle with the longitudinal axis of the cavity. | 06-30-2011 |
20110155742 | Flange equipped with a heating element | 06-30-2011 |
20110139793 | Plastic fuel tank comprising a noise reduction baffle and process for manufacturing it - Plastic fuel tank comprising a noise reduction baffle and interference sections for suppressing tank deformation in the case of application of negative pressure to said tank, the interference sections projecting inward in the tank from an upper surface and a lower surface thereof respectively, and being disposed so as to be substantially opposed with a specified interval between them, one of these sections being part of a fixation device which secures the baffle to the tank wall. | 06-16-2011 |
20110139342 | Process for manufacturing a plastic fuel tank and internal accessory - Process for manufacturing a plastic fuel tank (FT) equipped with an internal accessory, by molding a parison using a mold comprising two cavities and a core, said process comprising the following steps: the parison is introduced into the mold cavities; the core is introduced inside the parison, the core having first been fitted with the accessory; the mold is closed so that the cavities come into leaktight contact with the core; the parison is pressed against the cavities by blowing through the core and/or applying a vacuum behind the cavities; the accessory is fastened to the parison by snap riveting using a device attached to the core; the mold is opened to withdraw the core; and the final molding of the parison is carried out by blow molding and/or thermoforming. The accessory comprises an orifice for the snap riveting and at least one protuberance which, during the fastening of the accessory by snap riveting, will at least partially melt to form a local weld which is at another location than the obtained rivet to obtain two different attachment points. | 06-16-2011 |
20110139255 | Process for transferring a liquid using a pump - Process for transferring a liquid from a passive tank ( | 06-16-2011 |
20110131789 | Process for manufacturing a plastic fuel tank equipped with a pump - Process for manufacturing a plastic fuel tank equipped with a pump, by molding a tubular parison cut into two sheets with the aid of a mould comprising two cavities and a core, said process comprising the following steps: introducing the parison into the mold cavities; introducing the core inside the parison, said core having first been fitted with a swirl pot comprising a housing for the pump; closing the mold so that the cavities come into leaktight contact with the core; pressing the parison against the cavities by blowing through the core and/or applying a vacuum behind the cavities; fastening the swirl pot to the parison using a device firmly attached to the core; carrying out the final molding of the parison by blow molding and/or thermoforming; unmolding the tank, and mounting the pump in the housing of the swirl pot. The mounting of the pump is achieved by way of an intermediate part, the external shape of which is standard and complementary to that of the housing, and the internal shape of which is adapted to the pump. | 06-09-2011 |
20110101006 | Hollow body comprising an accessory module fastened to the wall thereof, and module suitable for such a hollow body - A hollow body ( | 05-05-2011 |
20110068515 | Process for manufacturing a plastic fuel tank - Process for manufacturing a plastic fuel tank equipped with an internal line by molding a parison using a mold comprising two cavities and a core, comprising the following steps: introducing the parison into the mold cavities; introducing the core inside the parison, said core having first been fitted with the line; closing the mold so that the cavities come into leaktight contact with the core; pressing the parison against the cavities by blowing through the core and/or applying a vacuum behind the cavities; fastening the line to the parison over at least two points using a device attached to the core; opening the mold to withdraw the core; and carrying out the final molding of the parison by blow molding and/or thermoforming, in which the line comprises, between its fastening points, a free length that is capable of coming into contact with the parison and/or with an accessory found thereon when the mold is closed, and wherein during the fastening step, at least one intermediate fastening point is created using a device attached to the core. | 03-24-2011 |
20100212806 | Method for fastening an accessory to a plastic fuel tank - Method for fastening an accessory to a wall of a plastic fuel tank, this fastening taking place by snap-riveting using a tool at the same time as the tank is manufactured by moulding, the accessory being, for this purpose, provided at at least one of its fastening points with an orifice through which the snap-riveting is carried out. According to the invention, a concave relief at least partially surrounds this orifice, the relief having a size and shape suitable for being able to cooperate with an excrescence of the tool during the snap-riveting. | 08-26-2010 |
20100199648 | System for storing an additive solution and injecting it into the exhaust gases of an engine - System for storing an additive solution and injecting it into the exhaust gases of an engine, said system comprising two tanks for storing the solution and one pump for supplying the solution from these tanks to an injection line, these two tanks being in parallel and each being connected to the pump by a branch of a supply line, the branch (I) coming from the first tank ( | 08-12-2010 |
20100194050 | Article based on a composition containing a crosslinked blend of elastomers - Article based on an elastomeric composition (C) comprising a crosslinked blend (B) of at least: (1) one substantially saturated synthetic elastomer; and (2) a copolymer containing repeating units derived from at least one conjugated diene and at least one α,β-unsaturated nitrile, the article having been subjected to a surface halogenation treatment. | 08-05-2010 |
20100186526 | Method for mounting a capacitive level sensor in a liquid tank - Method for mounting a capacitive level sensor inside a liquid tank having a bottom wall, the sensor having a foot and a measuring portion comprising at least one capacitive element supported by a rigid support extending from said foot, wherein the foot is fixedly secured to the bottom wall of the tank through a retainer, and according to which the rigid support forms an angle with the foot so that the length of the measuring portion of the sensor is higher than the height of the tank in the portion where the foot is located. | 07-29-2010 |
20100175369 | System for supplying a liquid for a vehicle and integrated pump/filter module - Supply system for a liquid comprising a liquid tank, a supply line, a pump, a filter and a device that makes it possible to purge the line, pump and filter and that comprises a non-return device preventing liquid from entering into these elements once they have been purged. In this system, the pump, filter and non-return device are combined in a compact module, the filter at least partly surrounding the pump and the non-return device being an integral part of a common housing that surrounds the filter and at least one part of the pump. | 07-15-2010 |
20100172763 | Process for starting a pump - Process for starting a pump intended to pump a liquid contained in a tank and to produce a substantially constant outlet pressure (setpoint pressure), according to which: 1/ the temperature (T | 07-08-2010 |
20100126659 | Process for manufacturing a fuel tank equipped with an internal accessory - Process for manufacturing a fuel tank equipped with an internal accessory and having a plastic wall produced from a parison, said process comprising, in order, the following steps: a) the accessory ( | 05-27-2010 |
20100076734 | Method for simulating the ventilation of a liquid tank - Method for simulating the ventilation of a liquid tank ( | 03-25-2010 |
20100070061 | Method for simulating the gauging of a liquid tank - Method for simulating the gauging of a hollow body intended to contain a liquid and that comprises the following steps:
| 03-18-2010 |
20100043409 | Method and system for controlling the operation of a pump - Method for controlling the operation of a pump driven by an electric motor and controlled by a controller, according to which an electronic control module (ECM) sends, to the controller, a PWM (Pulse Width Modulation) control signal having a duty cycle that varies as a function of the desired operating conditions for the pump and according to which the controller acts on the electric motor to apply said operating conditions to the pump. | 02-25-2010 |
20090314072 | Method and system for detecting a cap off situation on the fuel tank of a vehicle - Method for detecting a cap off situation on the fuel tank of a combustion engine vehicle having a fill pipe head located under a fuel fill door, according to which a cap off test is run when the engine is started again after having been switched off and when a door switch indicates that the fuel fill door has been opened. | 12-24-2009 |
20090272156 | LOCKING SYSTEM FOR A STOPPER INCORPORATED INTO THE TOP OF A FUEL TANK FILLER PIPE - A locking system for locking a stopper incorporated into the top of a fuel tank filler pipe, the stopper allowing the pipe to be opened automatically via action of a fuel dispensing nozzle. The stopper is retractable under action of a thrust directed against the stopper along an axis parallel to the axis of the top of the pipe, and is secured to a return spring that keeps the stopper in the closed position. The system includes a rotary ring configured to prevent movement of the stopper via a bayonet system, and rotary movement of which is brought about using a key. | 11-05-2009 |
20090242557 | PLUGGING DEVICE FOR A FUEL TANK FILLER PIPE - A device for plugging a top of a fuel tank filler pipe situated under a fuel filler flap, movement of which is controlled by an actuator. The device includes a stopper secured to the fuel filler flap and configured to plug the top of the pipe and a locking mechanism for locking the stopper. The actuator is configured to activate the locking mechanism that locks the stopper independently of the movement of the filler flap | 10-01-2009 |
20090205316 | System and processes for storing an additive and injecting it into the exhaust gases of an engine - System for storing an additive solution and injecting it into the exhaust gases of an internal combustion engine, the system comprising a tank for storing the additive and a rotary pump, a metering valve and an injector which are separate devices, this system making it possible to meter and inject the additive solution into the exhaust gases as is, without diluting it with a gas. In this system, the pump outlet pressure is regulated by adjusting the rotational speed of the pump. | 08-20-2009 |
20090114288 | METHOD FOR THE ONBOARD DETERMINATION OF THE VOLATILITY OF A FUEL - Method for the determination of the volatility of a fuel stored in a fuel tank which is part of a fuel system controlled by a fuel system control unit (FSCU) and comprising pressure, temperature and fuel level sensors, according to which the FSCU uses the ideal gas law and measurements performed by the sensors in order to predict the distillation curve and/or the Driveability Index (DI) of the fuel; use of said method for adjusting the amount of fuel to be injected in a mixing chamber of an internal combustion engine of a motor vehicle. | 05-07-2009 |
20090078627 | Liquid tank and method for manufacturing it - Liquid tank comprising:
| 03-26-2009 |
20090057945 | Process for manufacturing a plastic hollow body, device and equipment for the implementation thereof - Process for manufacturing a plastic hollow body, the process comprising the following steps:
| 03-05-2009 |
20090056831 | FUEL DISPENSING NOZZLE INHIBITOR - Safety system for a filter pipe for filling a tank, in particular a fuel tank, the filler pipe including a pipe head suitable for receiving a delivery nozzle, the system including a valve which is mounted in the pipe head and is able to swing, between closed and open positions, about a swing axis essentially tangential to the periphery of the valve. The valve is kept closed outside the filling periods by a prestressing means and is swung open by a force exerted by a free end of the delivery nozzle against a contact face of the valve during the nozzle insertion into the filler pipe. In some embodiments, the valve is for closing off tightly a capless filler pipe, and includes, on its contact face, a stop device designed to allow the insertion of a suitable delivery nozzle into the filler pipe, and not of an unsuitable nozzle. | 03-05-2009 |