Abstract: The invention relates to a method for producing a liquid container (28) for a motor vehicle, having the method steps: providing a wall (14), which is provided in order to delimit an interior chamber (26) of the liquid container (28) for receiving a liquid (34); providing a structure (2), which is provided in order to be arranged in order to reduce sloshing noises in the interior chamber (26) of the liquid container (28), wherein the structure (2) comprises a random arrangement of threads (4) cross-linked with each other and wherein a plurality of the threads (4) of the structure (2) are integrally joined, at least in sections, to at least one or more additional threads (4) of the structure (2), such that a substantially monolithic structure (2) is formed; connecting the structure (2) to the wall (14).

Abstract: The invention relates to a method for producing a liquid container for a motor vehicle, having the method steps: providing a wall, which is provided in order to delimit an interior chamber of the liquid container for receiving a liquid; providing a structure, which is provided in order to be arranged in order to reduce sloshing noises in the interior chamber of the liquid container, wherein the structure comprises a random arrangement of threads cross-linked with each other and wherein a plurality of the threads of the structure are integrally joined, at least in sections, to at least one or more additional threads of the structure, such that a substantially monolithic structure is formed; connecting the structure to the wall.

Abstract: The invention relates to a method for producing a liquid container (28) for a motor vehicle, having the method steps: providing a wall (14), which is provided in order to delimit an interior chamber (26) of the liquid container (28) for receiving a liquid (34); providing a structure (2), which is provided in order to be arranged in order to reduce sloshing noises in the interior chamber (26) of the liquid container (28), wherein the structure (2) comprises a random arrangement of threads (4) cross-linked with each other and wherein a plurality of the threads (4) of the structure (2) are integrally joined, at least in sections, to at least one or more additional threads (4) of the structure (2), such that a substantially monolithic structure (2) is formed; connecting the structure (2) to the wall (14).

Abstract: Structure for reducing sloshing noises, said structure being provided for disposal in a liquids container for a motor vehicle, having a random arrangement of mutually interlinked threads, wherein a plurality of the threads at least in portions are connected in a materially integral manner to at least one or a plurality of further threads of the structure, wherein the structure has at least one side in the region of which a planar cover of the random arrangement of mutually interlinked threads is provided at least in portions.

Abstract: The present invention discloses a fuel vapor filter for a tank ventilation device of a motor vehicle, wherein the fuel vapor filter has a filter housing with a receiving space for receiving a filter material for at least temporarily binding fuel vapors. The filter housing has a charging opening for the introduction of fuel vapors into the receiving space and a ventilation opening for the ventilation of the receiving space. The fuel vapor filter has a diverting device which is arranged in the receiving space and which serves for diverting a fluid flow between the charging opening and the ventilation opening. The diverting device is arranged in a region between the charging opening and the ventilation opening or in a region between the charging opening and a passage opening of a fluid channel fluidically connected to the ventilation opening.

Abstract: The present invention discloses a fuel vapor filter for a tank ventilation device of a motor vehicle, wherein the fuel vapor filter has a filter housing with a receiving space for receiving a filter material for at least temporarily binding fuel vapors. The filter housing has a charging opening for the introduction of fuel vapors into the receiving space and a ventilation opening for the ventilation of the receiving space. The fuel vapor filter has a diverting device which is arranged in the receiving space and which serves for diverting a fluid flow between the charging opening and the ventilation opening. The diverting device is arranged in a region between the charging opening and the ventilation opening or in a region between the charging opening and a passage opening of a fluid channel fluidically connected to the ventilation opening.

Abstract: The invention relates to a method for producing a liquid container for a motor vehicle, having the method steps: providing a wall, which is provided in order to delimit an interior chamber of the liquid container for receiving a liquid; providing a structure, which is provided in order to be arranged in order to reduce sloshing noises in the interior chamber of the liquid container, wherein the structure comprises a random arrangement of threads cross-linked with each other and wherein a plurality of the threads of the structure are integrally joined, at least in sections, to at least one or more additional threads of the structure, such that a substantially monolithic structure is formed; connecting the structure to the wall.

Abstract: The present invention discloses a filter apparatus (10) for a liquid vessel (30), in particular for aqueous urea solution. The filter apparatus (10) comprises a filter housing (11) having a through opening (12), and a liquid-permeable and air-impermeable filter element (16) which is connected to the filter housing (11) in such a way that the filter element (16) closes the through opening (12) of said filter housing (11) at least partially, with the result that the through opening (12) is liquid-permeable and air-impermeable. The filter apparatus (10) comprises, furthermore, at least one liquid outlet connection (17) which is fluidically connected to the through opening (12) of the filter housing (11). The filter apparatus (10) according to the invention is distinguished by the fact that it comprises a heating device (20; 21, 22) which is connected directly to the filter housing (11) and/or is integrated into the filter housing (11).

Abstract: The invention relates to a system for heating a storage container (1) for an aqueous operating liquid in a motor vehicle having a combustion engine cooled by means of a liquid heat transfer medium, using the waste heat from the combustion engine, which is transferred to the heat transfer medium. The system comprises a first heat exchanger (9), which is provided in or on the storage container (1) and can be heated by means of the heat transfer medium in a cooling circuit (3) for the combustion engine, wherein the first heat exchanger (9) is part of a storage container heating circuit (10), which comprises a heat transfer medium feed (11) and a heat transfer medium return (12), wherein the storage container heating circuit (10) is connected hydraulically in parallel with a second heating circuit (7b) with a second heat exchanger (7) for heating the passenger cell (8) of the motor vehicle.

Abstract: The invention relates to a device for storing and delivering a liquid additive for catalytic exhaust gas NOx removal in a motor vehicle, the device comprising a storage vessel (2), in which a delivery line (5), heated filter elements (7) and a combined sensor (12) are arranged. A delivery pump (8) is arranged outside the storage vessel (2). The filter elements (7), the combined sensor (12) and the delivery pump (8) are configured as subassemblies which are connected electrically and/or hydraulically to one another and are separated from one another spatially.

Abstract: The invention relates to a liquid reservoir (1), in particular for an aqueous urea solution, comprising a buffer storage means (2) arranged on the bottom of the liquid reservoir (1) in the installation position, a liquid delivery unit (3), at least one, preferably a plurality of first filter elements (4) arranged on the bottom in the installation position outside the buffer storage means (2), each of which first filter elements is connected to the liquid delivery unit (3) via a liquid line (5), the first filter elements (4) being constructed such that the filter fabric of the first filter elements (4) is permeable to the liquid located in the liquid reservoir (1) and impermeable to air, a second filter element (6) being arranged between the interior of the buffer storage means (2) and the liquid delivery unit (3), which second filter element is constructed such that the filter fabric of the second filter element (6) is permeable to the liquid located in the liquid reservoir (1) and impermeable to air, the bre

Abstract: The invention relates to a device for storing and delivering an aqueous additive for catalytic exhaust-gas denitrogenization in a motor vehicle. The device comprises a storage vessel (1) enclosing a storage volume (2), comprises at least one delivery pump (8) for the additive, and comprises means for heating at least parts of the storage volume (2), wherein the device is characterized in that the storage vessel (1) is at least partially of double-walled form.

Abstract: The invention concerns a device for storage and delivery of an additive for catalytic denitrification of exhaust gasses on a motor vehicle. The device comprises a storage container (1) of thermoplastic material, with at least one component selected from a group comprising a delivery pump (7), a heating device, a filter element, a quality sensor and a fill level sensor, wherein the component is arranged inside the storage container (1) above an opening (9) and/or above an outer recess in a container floor (3).

Abstract: The invention relates to a ventilating device (2) for liquid containers (1), in particular for liquid containers (1) for an aqueous urea solution, including a housing (3) which can be mounted at an opening of the liquid container (1) and has a first opening (4) to the liquid container (1) and a second opening (5) to the surroundings of the liquid container (1), a diaphragm (6) which is arranged within the housing (3), is permeable to air, is impermeable to liquid and is configured in such a way that a deformation of the diaphragm (6) takes place by a pressure change in the liquid container (1), as a result of which the volume within the housing (3) within the diaphragm (6) changes, with the result that the displaced volume leaves the housing (3) via the second opening (5) to the surroundings of the liquid container (1). Furthermore, the invention relates to a liquid container (1) having a ventilating device (2) according to the invention.

Abstract: The invention relates to a system for heating a storage container (1) for an aqueous operating liquid in a motor vehicle having a combustion engine cooled by means of a liquid heat transfer medium, using the waste heat from the combustion engine, which is transferred to the heat transfer medium. The system comprises a first heat exchanger (9), which is provided in or on the storage container (1) and can be heated by means of the heat transfer medium in a cooling circuit (3) for the combustion engine, wherein the first heat exchanger (9) is part of a storage container heating circuit (10), which comprises a heat transfer medium feed (11) and a heat transfer medium return (12), wherein the storage container heating circuit (10) is connected hydraulically in parallel with a second heating circuit (7b) with a second heat exchanger (7) for heating the passenger cell (8) of the motor vehicle.

Abstract: The invention relates to a method of determining the retention capacity of fuel vapor filters for motor vehicles, wherein a temperature profile of the fuel is recorded on a motor vehicle in a SHED chamber during a temperature cycle. A fuel vapor volumetric flow for a temperature change is calculated from the temperature profile. In a measurement arrangement (1) fuel is evaporated by means of an evaporator (2) and is output by means of a charging pump (9) to a fuel vapor filter (4) disposed in an oven (5). The bleed emissions of the fuel vapor filter (4) are measured at least during the charging.

Abstract: The present invention discloses a filter apparatus (10) for a liquid vessel (30), in particular for aqueous urea solution. The filter apparatus (10) comprises a filter housing (11) having a through opening (12), and a liquid-permeable and air-impermeable filter element (16) which is connected to the filter housing (11) in such a way that the filter element (16) closes the through opening (12) of said filter housing (11) at least partially, with the result that the through opening (12) is liquid-permeable and air-impermeable. The filter apparatus (10) comprises, furthermore, at least one liquid outlet connection (17) which is fluidically connected to the through opening (12) of the filter housing (11). The filter apparatus (10) according to the invention is distinguished by the fact that it comprises a heating device (20; 21, 22) which is connected directly to the filter housing (11) and/or is integrated into the filter housing (11).

Abstract: The invention relates to a device for storing and delivering a liquid additive for catalytic exhaust gas NOx removal in a motor vehicle, the device comprising a storage vessel (2), in which a delivery line (5), heated filter elements (7) and a combined sensor (12) are arranged. A delivery pump (8) is arranged outside the storage vessel (2). The filter elements (7), the combined sensor (12) and the delivery pump (8) are configured as subassemblies which are connected electrically and/or hydraulically to one another and are separated from one another spatially.

Abstract: The invention concerns a device for storage and delivery of an additive for catalytic denitrification of exhaust gasses on a motor vehicle. The device comprises a storage container (1) of thermoplastic material, with at least one component selected from a group comprising a delivery pump (7), a heating device, a filter element, a quality sensor and a fill level sensor, wherein the component is arranged inside the storage container (1) above an opening (9) and/or above an outer recess in a container floor (3).

Abstract: The invention relates to a pressure equalizing valve (5) for a fuel tank or secondary fluid tank on a motor vehicle, comprising at least one valve housing (10), at least one valve body movably arranged in the valve housing (10), at least one venting opening on the tank side and on the connection side or on the atmosphere side, which form a venting path (16) which may be opened or closed by the valve body depending on the position of the tank, when a predetermined transverse force is exceeded relative to a normal force which holds the valve body in a valve seat, the valve body being able to be lifted or deflected from the valve seat and thus opening the venting path (16) and when falling below said transverse force automatically adopting again the position closing the venting path (16). The valve body is configured as a ball (15) and arranged so that when pressure prevails on the tank side, said valve body is held in the valve seat.