Patent application number | Description | Published |
20100184590 | HONEYCOMB BODY HAVING A METALLIC FOIL WITH AN OXIDE COAT, FOIL HAVING AN OXIDE COAT AND METHOD FOR PRODUCING AN OXIDE COAT ON A METALLIC FOIL - A honeycomb body, in particular a catalyst carrier body, includes metallic foil of high-temperature corrosion-resistant steel with connecting points and an oxide layer with a thickness of 60 to 80 or 70 to 75 nm on each surface. The foil is composed of steel with chromium and aluminum components, particularly 1 to 5% aluminum. The oxide layer is substantially aluminum oxide or γ-aluminum oxide with a uniform thickness having a tolerance of less than 10% or less than 5% on all surfaces. The oxide layer may be on a rolled foil having a mean surface roughness of greater than 0.3 or 0.5 μm or approximately 0.6 μm in rolling direction and/or transversely thereto. The honeycomb body is durable under high loads and has defined connecting points. A foil having an oxide coat and a method for producing an oxide coat on a metallic foil are also provided. | 07-22-2010 |
20100196735 | METALLIC FOIL FOR PRODUCING HONEYCOMB BODIES, HONEYCOMB BODY PRODUCED THEREFROM AND METHOD OF PRODUCING A HONEYCOMB BODY USING A FOIL - A foil for producing a metal honeycomb or catalyst carrier body, has an average surface roughness of more than 0.3 μm (micrometers) on both surfaces in at least one measurement direction. Preferably, the foil is rolled and has an average surface roughness of more than 0.3 or 0.5 μm, especially approximately 0.6 μm, in the rolling direction and/or transverse thereto. The foil can have an oxide coating with a thickness between 60 and 80 or between 70 and 75 nm (nanometers) on both surfaces. Despite the roughness, an even thickness of the oxide coating with a tolerance of less than 10% or 5% is advantageous on both surfaces. The foil allows production of durable honeycomb bodies, especially for exhaust systems of internal combustion engines, requiring an exactly defined distribution and quality of compounds in the interior thereof. A honeycomb body and method of production using a foil, are also provided. | 08-05-2010 |
20110041484 | EVAPORATION UNIT FOR PRODUCING GASEOUS AMMONIA AND DEVICE AND MOTOR VEHICLE HAVING AN EVAPORATION UNIT - An evaporation unit for producing a gas flow including ammonia, in particular in connection with an SCR system in motor vehicles, includes at least a housing, at least one meandering flow channel delimited by a closed wall and having an inlet and an outlet and at least one heat conductor disposed in a first evaporation section of the at least one flow channel coaxially between the housing and the wall. A device and a motor vehicle having the evaporation unit are also provided. | 02-24-2011 |
20110192141 | EXHAUST SYSTEM COMPONENT HAVING A COMBINATION OF A HEAT EXCHANGER AND A CATALYTIC CONVERTER, MOTOR VEHICLE HAVING THE COMPONENT AND METHOD OF OPERATING THE COMPONENT - A component of an exhaust gas system for an internal combustion engine includes at least one housing with an inlet and an outlet for an exhaust gas and at least one inflow and one outflow for a medium. The component has a heat exchanger around which the exhaust gas can flow. The heat exchanger has a first thermal mass and a catalytic converter body through which the exhaust gas can flow. The catalytic converter body has a second thermal mass. A motor vehicle having a component and a method for operating a component, are also provided. | 08-11-2011 |
20120097659 | HONEYCOMB BODY HEATABLE IN MULTIPLE STAGES, METHOD FOR HEATING A HONEYCOMB BODY AND MOTOR VEHICLE - An electrically heatable honeycomb body includes channels and at least one heating disk having at least one first and one second layer stack of electrically conductive material. The first and second layer stacks are interleaved with and electrically insulated from each other. The first layer stack forms a first current path for conducting an electrical current for a first heating circuit and the second layer stack forms a second current path for conducting an electrical current for a second heating circuit. The first heating circuit operates at a power of 300 W to 500 W and the second heating circuit operates at 500 W to 700 W. Exhaust gas of an internal combustion engine can be evenly heated by several independent heating circuits in a common heating disk even with different heating capacities using a simple construction. A method for heating a honeycomb body and a motor vehicle are provided. | 04-26-2012 |
20120110986 | DEVICE FOR EVAPORATING A UREA-WATER SOLUTION, METHOD FOR OPERATING THE DEVICE AND MOTOR VEHICLE - A device for evaporating a urea-water solution includes a delivery duct for the urea-water solution. The delivery duct extends through at least a first zone and a second zone for the introduction of heat energy. The zones can be heated separately from one another and, in the second zone, the delivery duct initially has a meandering course in a second inlet region, and thereafter has a rectilinear course. A method for evaporating a urea-water solution includes pre-heating the urea-water solution in the first zone to a temperature in a range from 100° C. to 150° C. and evaporating the urea-water solution in the second zone at a temperature in a range from 420° C. to 490° C. In particular, this significantly reduces the tendency for such an exhaust-gas-external evaporator for a urea-water solution to become blocked. A motor vehicle is also provided. | 05-10-2012 |
20120111870 | INSTALLATION COMPONENT FOR A TANK, APPARATUS FOR DETERMINING A FILL LEVEL OF A TANK, METHOD FOR PRODUCING AN INSTALLATION COMPONENT, TANK AND MOTOR VEHICLE HAVING A TANK - An installation component for a tank includes, at least in parts, an electrically conductive material which forms a first electrode, and a second electrode which is electrically insulated with respect to the first electrode. At least one of the electrodes is applied to the installation component, in particular by a pad printing process, an airbrush printing process or a screen printing process. An apparatus for determining a fill level of a tank, a method for producing an installation component, a tank and a motor vehicle having a tank, are also provided. | 05-10-2012 |
20120174565 | REDUCING AGENT DELIVERY DEVICE WITH COMPENSATION ELEMENT, METHOD FOR COMPENSATING FREEZING OF A REDUCING AGENT IN A DELIVERY DEVICE AND MOTOR VEHICLE HAVING A DELIVERY DEVICE - A delivery device for delivering liquid reducing agent includes a reducing agent tank. At least a delivery unit, at least one first compensation element, a reducing agent line and a metering unit together have an overall volume to be filled with a reducing agent and are configured for delivering, conducting and metering the reducing agent from the reducing agent tank. The at least one first compensation element is configured for reducing the overall volume when a negative pressure occurs in the delivery device. A method for compensating freezing of a reducing agent in a delivery device and a motor vehicle having a delivery device, are also provided. | 07-12-2012 |
20120181261 | METHOD FOR HEATING A DELIVERY DEVICE FOR A REDUCING AGENT - A method for heating a delivery device for a reducing agent includes providing the delivery device with a return valve which is in an open position when an opening current is supplied to the return valve and which is in a closed position and operates as a heater when a heating current that is smaller than the opening current is supplied to the return valve. The return valve is preferably in heat-conducting contact with a metallic base plate of the delivery device. | 07-19-2012 |
20120186237 | DELIVERY DEVICE AND TANK CONFIGURATION FOR A REDUCING AGENT AND MOTOR VEHICLE HAVING A TANK CONFIGURATION - A delivery device for a reducing agent includes a metallic housing, at least one externally mounted metal suction pipe and an external pressure port. A metallic base plate, at which at least one pump and ducts are provided, is disposed inside the housing. The suction pipe, the housing, the metallic base plate, and the pump are in heat-conducting contact with each other. An elongate heating element is disposed next to the suction pipe. A tank configuration for a reducing agent and a motor vehicle having a tank configuration, are also provided. | 07-26-2012 |
20120222409 | INJECTOR MOUNT AND EXHAUST LINE HAVING AN INJECTOR MOUNT - An injector mount for completely accommodating at least one injector includes a housing having at least one injector chamber. The at least one injector chamber has a first opening and a second opening. The first opening of the injector chamber can be connected to a region of an exhaust line that conducts exhaust gas, and the second opening of the injector chamber can be closed repeatedly by a closure. An exhaust line having an injector mount is also provided. | 09-06-2012 |
20120285147 | DELIVERY DEVICE FOR DELIVERING A REDUCING AGENT AND MOTOR VEHICLE HAVING A DELIVERY DEVICE - A delivery device for delivering a reducing agent from a reducing agent tank to an exhaust gas treatment device of an internal combustion engine, includes a partially rigid reducing agent line and a delivery pump disposed in the reducing agent line and having a delivery direction from the reducing agent tank to the exhaust gas treatment device. The delivery device has at least one vibration compensating device selected from the following group: an inflow compensating device upstream of the delivery pump in the delivery direction, an outflow compensating device downstream of the delivery pump in the delivery direction, a pump-internal compensating device within the delivery pump, and a structure borne noise compensating device on a fixing of the delivery pump. A motor vehicle having the delivery device is also provided. | 11-15-2012 |
20120298239 | VESSEL FOR A LIQUID, IN PARTICULAR A REDUCING AGENT, AND VEHICLE HAVING THE VESSEL - A container for a liquid has a container wall and at least one inner chamber for receiving the liquid. The container has at least one discharge line for discharging liquid located in the at least one inner chamber. The at least one discharge line at least reduces relative movements of regions of the container wall spaced apart from each other. | 11-29-2012 |
20120311999 | DEVICE FOR PROVIDING A LIQUID REDUCING AGENT AND MOTOR VEHICLE HAVING THE DEVICE - A device for providing a liquid reducing agent includes a reducing agent tank for storing a reducing agent. The reducing agent tank has a tank bottom including a separate chamber. A dosing or metering unit extracts reducing agent from the reducing agent tank at an extraction point disposed at the separate chamber. The dosing unit is disposed within the separate chamber. A motor vehicle having the device is also provided. | 12-13-2012 |
20130025269 | DEVICE FOR PROVIDING A LIQUID REDUCING AGENT AND MOTOR VEHICLE HAVING THE DEVICE - A device for providing liquid reducing agent includes a tank with an interior space and a vessel disposed at least partially in the interior space of the tank. The vessel is at least partially surrounded on the outside by a filter having a filter surface and a filter depth. A delivery unit disposed in the vessel is configured to deliver reducing agent from the tank, through the filter and to an extraction point for reducing agent. A motor vehicle having the device is also provided. | 01-31-2013 |
20130036726 | DEVICE FOR STORAGE OF AN OPERATING FLUID FOR A MOTOR VEHICLE, METHOD FOR MOUNTING THE DEVICE, METHOD FOR MONITORING THE DEVICE AND MOTOR VEHICLE - A device for storing or supplying an operating fluid includes a tank with an interior space and a protrusion which protrudes into the interior space and has a circumferential surface. At least one electrode for determining a filling level is disposed radially, running around the circumferential surface. Methods for mounting such a device and for monitoring a reserve filling level as well as a motor vehicle are also provided. | 02-14-2013 |
20130061951 | CONTAINER HAVING A DISCHARGE LINE FOR AN OPERATING LIQUID OF A MOTOR VEHICLE, METHOD FOR PRODUCING THE CONTAINER AND MOTOR VEHICLE HAVING THE CONTAINER - A container for an operating liquid or fluid for a motor vehicle includes a container wall which delimits an interior space or chamber of the container. The container has a first wall section, a second wall section and at least one discharge line for discharging the operating liquid out of the container. The discharge line extends from the first wall section to the second wall section and can be adjusted in its length to a distance between the first wall section and the second wall section. A method for producing the container and a motor vehicle having the container are also provided. | 03-14-2013 |
20130098006 | DEVICE, HAVING A SYSTEM HEATING UNIT, FOR PROVIDING A REDUCING AGENT, HEAT TRANSFER METHOD AND MOTOR VEHICLE - A device for providing a reducing agent for an exhaust gas system includes a system heating unit for heating a reducing agent and at least one heat conduction element transmitting heat from the system heating unit to at least one of the following components: a tank, a delivery line, a filter, a pump, a valve or a sensor. A thermal heating method using a heat pipe and a motor vehicle having the device are also provided. | 04-25-2013 |
20130160433 | APPARATUS FOR MEASURING THE FILLING LEVEL OF A UREA CONTAINER HAVING AN ULTRASOUND SENSOR AND MOTOR VEHICLE HAVING A UREA CONTAINER - An apparatus for measuring a filling level of a urea container by determining distance using sound waves (ultrasound) emitted by a sensor and echoes thereof, includes a urea container bottom and a sump with an overall height. The sump is adjacent the urea container bottom and located below the level of the urea container bottom. The sump is connected in an open manner to the urea container and bounded at the bottom by a sump bottom. The sensor is accommodated in the vicinity of the sump and, with a sound-emitting surface for emitting sound waves and receiving echoes of the sound waves, is fitted in the urea container with the sound-emitting surface of the sensor at most adjacent the level of the urea container bottom. A motor vehicle having the urea container is also provided. | 06-27-2013 |
20130192204 | DEVICE FOR PROVIDING LIQUID REDUCING AGENT, METHOD FOR THAWING FROZEN REDUCING AGENT AND MOTOR VEHICLE HAVING THE DEVICE - A device for providing a liquid reducing agent includes a reducing agent tank for storing the liquid reducing agent. The reducing agent tank has at least one heater disposed in a movable manner in the reducing agent tank and constructed as an active heater. A method for thawing frozen reducing agent and a motor vehicle having the device are also provided. | 08-01-2013 |
20130219869 | DEVICE FOR CONVEYING LIQUID REDUCING AGENT AND MOTOR VEHICLE HAVING THE DEVICE - A device for conveying a liquid reducing agent from a tank to a supply element includes a connecting element for connecting a reducing agent line, a system heating unit and a heat-conducting structure configured to transport heat from the system heating unit to the connecting element. A motor vehicle having the device is also provided. | 08-29-2013 |
20130232954 | METHOD FOR OPERATING A METERING APPARATUS, METERING APPARATUS AND MOTOR VEHICLE HAVING A METERING APPARATUS - A method for operating a metering apparatus for reducing agent includes providing the metering apparatus with at least one movable pump element movable between upper and lower reversal points to convey reducing agent into an exhaust-gas treatment component, and at least one position transmitter for determining a pass of the movable pump element. In the method, a first detection of a position of the movable pump element is provided by the position encoder. Subsequently, the movable pump element is moved and reducing agent is metered into the exhaust-gas treatment component. Thereupon, a second detection of a position of the movable pump element is provided by the position encoder, and subsequently a first quantity of reducing agent which is metered between the first and second detections is determined. A metering apparatus and a motor vehicle having a metering apparatus are also provided. | 09-12-2013 |
20130340409 | METHOD FOR HEATING A DELIVERY SYSTEM AND MOTOR VEHICLE HAVING A DELIVERY SYSTEM - A method for heating a delivery system providing reducing agent to an exhaust gas treatment device of an internal combustion engine having electrical components, includes determining a temperature in the delivery system, determining thermal energy required for error-free operation of the delivery system in a time interval, and introducing the required thermal energy into the delivery system by operating the electrical components within the time interval. The electrical components are activated at a time offset of at least 30 seconds. The required energy is determined so that the quantity of reducing agent to be delivered hourly is provided in liquid form at least four times after the time interval. The method prevents overloading of an electrical system of a motor vehicle when heating the delivery system and prevents ice cavity formation in a reducing agent in a tank. A motor vehicle having a delivery system is also provided. | 12-26-2013 |
20140033684 | METHOD FOR OPERATING AN SCR DOSING UNIT AND MOTOR VEHICLE HAVING A DOSING UNIT - A method for operating a dosing unit for dosing reducing agent into an exhaust gas treatment device for purifying the exhaust gases of an internal combustion engine, includes providing the dosing unit with at least one delivery pump, at least one injector and a line section for conducting reducing agent from the delivery pump to the injector. The dosing unit is first operated for dosing reducing agent into the exhaust gas treatment device. Then, the dosing unit is shut off. Subsequently, a first pressure is maintained in the line section for at least a first time period, with the first pressure exceeding atmospheric pressure. A motor vehicle having the dosing unit is also provided. | 02-06-2014 |
20140075923 | INJECTION DEVICE FOR INJECTING A FLUID AND MOTOR VEHICLE HAVING AN INJECTION DEVICE - An injection device for injecting a fluid into an exhaust-gas treatment device includes an injector positioned in an injector holder. The injector has a supply opening and a component of the injector holder extends into the supply opening. The injection device is suitable, in particular, for supplying a urea/water solution into an exhaust-gas treatment device of a motor vehicle. The component is preferably rigid in the longitudinal direction and can be compressed in the radial direction by way of a deformable rubber shell, in order to compensate for the volumetric expansion of the solution if it freezes. A motor vehicle having the injection device is also provided. | 03-20-2014 |
20140150412 | DEVICE FOR SUPPLYING LIQUID REDUCING AGENT AND MOTOR VEHICLE HAVING THE DEVICE - A device for supplying liquid reducing agent for an exhaust gas treatment device, includes at least a tank with an interior in which reducing agent can be stored, an intake in the interior, a delivery device situated in a separate chamber in a tank bottom of the tank, a line leading from the delivery device to the exhaust gas treatment device and passing through the tank bottom at the separate chamber, and a cleaning layer covering the intake. An intermediate space is formed between the intake and the cleaning layer and contains at least one sponge element which can absorb reducing agent and from which the delivery device can extract reducing agent through the intake. A motor vehicle having the device is also provided. | 06-05-2014 |
20140174058 | DEVICE FOR PROVIDING LIQUID REDUCING AGENT AND MOTOR VEHICLE HAVING THE DEVICE - A device for providing liquid reducing agent for an exhaust-gas treatment device includes a tank and a delivery unit with an intake or suction point in the tank at which reducing agent can be suctioned or drawn out of the tank. The intake point is covered by a separation layer in such a way that a closed intermediate space is formed between the intake point and the separation layer. The separation layer has a higher flow resistance to reducing agent in an outflow direction from the intermediate space into the tank than in an inflow direction from the tank into the intermediate space. A motor vehicle having the device is also provided. | 06-26-2014 |
20140178266 | DEVICE WITH A PARTICLE SCREEN FOR PROVIDING LIQUID REDUCING AGENT - A device for providing a liquid reducing agent includes a tank having an interior space, a vessel at least partly disposed in the inner space of the tank, the vessel being at least partly surrounded by a particle screen through which a liquid can flow, and a delivery unit located in the vessel and configured for delivering reducing agent from the tank, through the particle screen and then out to a take-off or delivery point for reducing agent. | 06-26-2014 |
20140245723 | DELIVERY DEVICE FOR DELIVERING A LIQUID ADDITIVE OUT OF A TANK, METHOD THEREFOR AND MOTOR VEHICLE HAVING A DELIVERY DEVICE - A delivery device for delivering a liquid additive out of a tank to an exhaust-gas treatment device includes a delivery duct with an overall volume and a pump disposed in the delivery duct. The delivery duct has a flexible wall portion, downstream of the pump in a delivery direction, with an outer side of the flexible wall portion situated opposite the delivery duct and bearing against a stop when a pressure in the delivery duct lies in a predefined operating pressure range. A spring element which is disposed on the outer side is constructed to deform the flexible wall portion in such a way that the overall volume is reduced in size when the pressure in the delivery duct is lower than a threshold pressure. A method for compensating a formation of ice in a delivery device and a motor vehicle having a delivery device are also provided. | 09-04-2014 |
20140245726 | DELIVERY UNIT FOR DELIVERING A LIQUID ADDITIVE AND MOTOR VEHICLE HAVING A DELIVERY UNIT - A delivery unit for delivering a liquid additive from a tank into an exhaust gas treatment device includes at least a housing which can be mounted on the tank, and a component carrier which carries at least one pump and is fixed in the housing by a clamping plate. A motor vehicle having a delivery unit is also provided. | 09-04-2014 |
20140260212 | DEVICE FOR PROVIDING REDUCING AGENT AND MOTOR VEHICLE HAVING THE DEVICE - A device for providing reducing agent includes a tank, a delivery unit disposed at least partially in the tank and having a suction point through which the delivery unit can draw reducing agent out of the tank, and a filter covering the suction point. An intermediate space or chamber is formed between the delivery unit and the filter, and the filter is disposed on the delivery unit in such a way that it can perform a deflection movement away from the suction point if ice forms in the intermediate chamber. A motor vehicle having the device is also provided. | 09-18-2014 |
20140283505 | INJECTION DEVICE FOR METERING A LIQUID ADDITIVE, METHOD FOR FREEZING AN INJECTION DEVICE, METHOD FOR PRODUCING AN INJECTION DEVICE AND MOTOR VEHICLE - An injection device for the metering or addition of a liquid additive into an exhaust gas treatment device, includes an outlet region to be brought into contact with the exhaust gas treatment device, a connector region spaced apart from the outlet region and having a fluid-line connector, and a duct or channel for the additive extending from the connector region to the outlet region. A valve controls the metering or addition of the additive, and at least one heat-flow adjustment device defines a direction of freezing in the duct from the outlet region towards the connector region. A method for freezing an injection device, a method for producing an injection device and a motor vehicle are also provided. | 09-25-2014 |
20140298780 | DEVICE FOR EXHAUST-GAS AFTERTREATMENT HAVING A DOSING UNIT FOR AN EXHAUST-GAS AFTERTREATMENT AGENT AND MOTOR VEHICLE HAVING THE DEVICE - A device for the aftertreatment of an exhaust gas of an internal combustion engine flowing through an exhaust line includes at least one dosing unit disposed in an opening of an exhaust pipe of the exhaust line and configured to add an exhaust-gas aftertreatment agent into the exhaust line. The dosing unit is enclosed by a cooling jacket, through which the dosing unit is fastened in the opening of the exhaust pipe. The cooling jacket is at least partially enclosed by a space or chamber delimited at least by the cooling jacket, the exhaust pipe, and a cover plate. The cover plate is connected to the exhaust pipe and spaced apart from the cooling jacket or the dosing unit by a gap. A motor vehicle having the device is also provided. | 10-09-2014 |
20140338630 | DOSING VALVE FOR ADDITIVES AT RISK OF FREEZING, METHOD FOR PRODUCING A DOSING VALVE AND MOTOR VEHICLE - A dosing valve includes at least a valve housing with a duct, a valve body being movable in order to open and close the dosing valve and a spring exerting a spring force on the valve body and thus holding the valve body in a rest position. The spring is supported on at least one calibration body. The valve body, the spring and the at least one calibration body are disposed in the duct. The at least one calibration body is fastened in the valve housing at least by using a cohesive or material connection. A method for producing the dosing valve and a motor vehicle having the dosing valve are also provided. | 11-20-2014 |
20140373514 | APPARATUS FOR PROVIDING LIQUID ADDITIVE, METHOD FOR ASSEMBLING THE APPARATUS AND MOTOR VEHICLE HAVING THE APPARATUS - An apparatus for providing liquid additive includes a tank for the liquid additive which has at least one heat distribution structure for distributing heat in a first tank section. A delivery unit is inserted into the tank for removing the liquid additive from the tank. The delivery unit includes at least one heating device. The heating device of the delivery unit and the heat distribution structure of the tank are connected to each other by at least one thermal coupling. A method for assembling the apparatus and a motor vehicle having the apparatus are also provided. | 12-25-2014 |
20150013315 | DELIVERY UNIT FOR A LIQUID ADDITIVE WITH A TEMPERATURE SENSOR, METHOD FOR CHECKING THE OPERATING STATE OF A DELIVERY UNIT AND MOTOR VEHICLE HAVING A DELIVERY UNIT - A delivery unit for delivering a liquid additive in a motor vehicle, includes at least one temperature sensor for contactlessly measuring a temperature at least at one measurement point in the delivery unit. The temperature sensor and the measurement point have a spacing therebetween and a radiation channel which is free from fixtures is provided between the temperature sensor and the measurement point. A method for checking the operating state of a delivery unit and a motor vehicle having a delivery unit are also provided. | 01-15-2015 |
20150033712 | METHOD FOR DRAINING A DELIVERY UNIT FOR LIQUID ADDITIVE, DELIVERY UNIT AND MOTOR VEHICLE HAVING A DELIVERY UNIT - A method for draining a delivery unit for a liquid additive, in particular a urea-water solution, includes at least: a) producing an electrical connection by using a currentless switch which is constructed to produce an electrical connection when a temperature falls below a threshold temperature; and b) draining the delivery unit when, in step a), the electrical connection has been produced. The method can be used, in particular, in SCR systems for exhaust-gas aftertreatment for motor vehicles. A delivery unit and a motor vehicle having a delivery unit are also provided. | 02-05-2015 |
20150033713 | DEVICE FOR SUPPLYING A LIQUID ADDITIVE AND MOTOR VEHICLE HAVING THE DEVICE - A device for supplying a liquid additive for a motor vehicle includes a tank for storing the liquid additive and a delivery unit for delivering the liquid additive out of the tank. A sensor emits and receives waves and is configured to measure a fill level of the liquid additive in the tank by way of a propagation time measurement of the waves along a measurement path to a liquid surface in the tank and back to the sensor. The measurement path runs at least partially through a measurement duct. At least one back-flushing line ends in the measurement duct so that flushing of the measurement duct to the tank can be performed, in such a way that the measurement duct is kept clean and/or is cleaned. A motor vehicle having the device is also provided. | 02-05-2015 |
20150075141 | CONTAINER HAVING A HEATING DEVICE FOR A TANK FOR STORING A LIQUID ADDITIVE AND MOTOR VEHICLE HAVING A TANK - A container for a tank for storing a liquid additive includes a housing having a heater and at least one drivable apparatus for promoting convection in the housing. A motor vehicle includes a tank for storing a liquid additive and an exhaust gas system having a metering or adding device for the liquid additive. A container is inserted into the tank wall and a plurality of functional components is provided in the container for conveying the liquid additive from the tank through the container to the metering or adding device. | 03-19-2015 |