Abstract: A battery shell, in particular, a battery shell for a traction battery of a motor vehicle, comprises a semi-permeable membrane that is integrally bonded or frictionally connected to the battery shell.

Abstract: A valve module for an operating fluid container system. The valve module has a housing which has a first connection for fluidically connecting to an operating fluid container interior, a second connection for fluidically connecting to a filler tube, and a third connection for at least indirectly fluidically connecting to the atmosphere. The valve module comprises the following features: the first connection is connected to the second connection and the third connection within the housing in a fluidic manner in each case; the second connection is connected to the third connection within the housing in a fluidic manner; and the first connection, the second connection, and the third connection can each be adjusted independently of one another between an open position, in which fluid communication through the respective connection is allowed, and a closed position, in which fluid communication through the respective connection is prevented.

Abstract: A method for controlling a filling process of an operating fluid container, which can be filled by a filling device via a filling tube opening into the operating liquid container, wherein the operating fluid container is provided with a venting valve, which can be electrically operated between an open position, in which the operating liquid container is fluidically connected to the atmosphere, at least indirectly, by the venting valve, and a closed position, in which the operating fluid container is fluidically separated from the atmosphere by the venting valve.

Abstract: The invention relates to a line termination element (4) for a ventilation outlet of a fluid container (5), having a main body (2) which is formed as a closure element for a free end (3) of the ventilation outlet and which is cross-sectionally matched to the cross section of the ventilation outlet, comprising at least one flow passage as an insect barrier, which flow passage is smaller than a mouth cross section (17) of the ventilation outlet, and also at least one valve body (10), which, in a first position, closes off the mouth cross section (17) of the ventilation outlet and, in a second position, opens up the mouth cross section (17) of the ventilation outlet.

Abstract: A valve module for an operating fluid container system. The valve module has a housing which has a first connection for fluidically connecting to an operating fluid container interior, a second connection for fluidically connecting to a filler tube, and a third connection for at least indirectly fluidically connecting to the atmosphere. The valve module comprises the following features: the first connection is connected to the second connection and the third connection within the housing in a fluidic manner in each case; the second connection is connected to the third connection within the housing in a fluidic manner; and the first connection, the second connection, and the third connection can each be adjusted independently of one another between an open position, in which fluid communication through the respective connection is allowed, and a closed position, in which fluid communication through the respective connection is prevented.

Abstract: The present invention discloses an improved operating fluid reservoir having a venting and/or air admission valve. The operating fluid reservoir is characterized in that a valve housing is formed integrally with an operating fluid reservoir wall. A vent opening, via which a valve housing interior is in fluid communication with a vent line, is embodied as a through opening through the operating fluid reservoir wall. A valve body, which is arranged in the valve housing interior, can be introduced into the valve housing interior via an introduction opening in the valve housing. The valve body comprises a holding device, by which the valve body is held movably in the valve housing.

Abstract: A method for controlling a filling process of an operating fluid container, which can be filled by a filling device via a filling tube opening into the operating liquid container, wherein the operating fluid container is provided with a venting valve, which can be electrically operated between an open position, in which the operating liquid container is fluidically connected to the atmosphere, at least indirectly, by the venting valve, and a closed position, in which the operating fluid container is fluidically separated from the atmosphere by the venting valve.

Abstract: The invention relates to a vent valve (1) for controlling the internal tank pressure of a fuel tank, having at least one valve housing (2) having at least one first connection (3) to the fuel tank and at least one second connection (4), which can be connected to a vent line leading to a fuel vapor filter. The vent valve (1) comprises at least one valve element, which is held in a valve seat (8) in a position in which it closes the first connection (3) by the force of gravity and/or by spring loading and, after a given pressure threshold is exceeded, is raised from the valve seat (8) and, when a given pressure threshold is undershot, returns to the initial position. The valve element and/or the valve element guide has/have at least one relief opening (10), which forms a bypass for a gap flow which arises, for example, during a return movement of the valve element.

Abstract: The invention relates to a storage tank (1) in a motor vehicle for receiving an aqueous urea solution for the SCR of nitrogen oxide in the exhaust gas. The storage tank (1) comprises a tank body which forms a storage volume (2) for the urea solution. The storage tank (1) furthermore comprises a filling pipe for filling the storage volume (2) and means for venting the storage volume (2) during the refuelling, wherein the filling pipe (3) has a filling head (9) at a remote end, and the filling head (9) forms an orifice stub (10). The orifice stub (10) defines an orifice (11) for receiving a fuel pump nozzle. Said orifice stub furthermore has an external thread for receiving a complementary union thread of a refuelling cylinder for refuelling by the gas displacement method.

Abstract: The invention relates to a line termination element (4) for a ventilation outlet of a fluid container (5), having a main body (2) which is formed as a closure element for a free end (3) of the ventilation outlet and which is cross-sectionally matched to the cross section of the ventilation outlet, comprising at least one flow passage as an insect barrier, which flow passage is smaller than a mouth cross section (17) of the ventilation outlet, and also at least one valve body (10), which, in a first position, closes off the mouth cross section (17) of the ventilation outlet and, in a second position, opens up the mouth cross section (17) of the ventilation outlet.

Abstract: The present invention discloses an improved operating fluid reservoir having a venting and/or air admission valve. The operating fluid reservoir is characterized in that a valve housing is formed integrally with an operating fluid reservoir wall. A vent opening, via which a valve housing interior is in fluid communication with a vent line, is embodied as a through opening through the operating fluid reservoir wall. A valve body, which is arranged in the valve housing interior, can be introduced into the valve housing interior via an introduction opening in the valve housing. The valve body comprises a holding device, by means of which the valve body is held movably in the valve housing.

Abstract: The invention relates to a filler neck for an operating-liquid tank (3) for a motor vehicle. The filler neck (1) comprises a mouth-hole neck (11), into which a nozzle can be inserted in order to fill the operating-liquid tank (3). A ventilation path is provided in the filler neck (1), which ventilation path allows a ventilation flow parallel and oppositely to the filling volumetric flow through the mouth-hole neck (11) during filling. The filler neck (1) according to the invention is characterized in that the ventilation path comprises at least one ventilation channel (18) provided in a wall arrangement (14) of the mouth-hole neck (11), which at least one ventilation channel is at least partially surrounded by an outer wall (14a) and an inner wall (14b) of the wall arrangement (14) along the longitudinal extent of the at least one ventilation channel.

Abstract: The present invention discloses an improved operating fluid reservoir (1) having a venting and/or air admission valve. The operating fluid reservoir (1) is characterized in that a valve housing (10) is formed integrally with an operating fluid reservoir wall (2). A vent opening (3), via which a valve housing interior (11) is in fluid communication with a vent line (5), is embodied as a through opening (3) through the operating fluid reservoir wall (2). A valve body (20), which is arranged in the valve housing interior (11), can be introduced into the valve housing interior (11) via an introduction opening (16) in the valve housing (10). The valve body (20) comprises a holding device (23; 14, 24), by means of which the valve body (20) is held movably in the valve housing (10).

Abstract: The invention relates to a storage tank (1) in a motor vehicle for receiving an aqueous urea solution for the SCR of nitrogen oxide in the exhaust gas. The storage tank (1) comprises a tank body which forms a storage volume (2) for the urea solution. The storage tank (1) furthermore comprises a filling pipe for filling the storage volume (2) and means for venting the storage volume (2) during the refuelling, wherein the filling pipe (3) has a filling head (9) at a remote end, and the filling head (9) forms an orifice stub (10). The orifice stub (10) defines an orifice (11) for receiving a fuel pump nozzle. Said orifice stub furthermore has an external thread for receiving a complementary union thread of a refuelling cylinder for refuelling by the gas displacement method.

Abstract: The present invention discloses a filling device (1) for a motor vehicle operating fluid container (3). The filling device (1) comprises a mouth hole connection piece (11), into which a dispensing valve (40) can be introduced in order to fill the operating fluid container (3). The filling device (1) further comprises a compensation chamber (24) to which the mouth hole connection piece (11) is connected in fluid terms. A connection piece (21) of the filling device (1) is arranged between the operating fluid container (3) and the compensation chamber (24) and is connected in fluid terms to the operating fluid container (3) and the compensation chamber (24).

Abstract: The present invention discloses a filling device (1) for a motor vehicle operating fluid container (3). The filling device (1) comprises a mouth hole connection piece (11), into which a dispensing valve (40) can be introduced in order to fill the operating fluid container (3). The filling device (1) further comprises a compensation chamber (24) to which the mouth hole connection piece (11) is connected in fluid terms. A connection piece (21) of the filling device (1) is arranged between the operating fluid container (3) and the compensation chamber (24) and is connected in fluid terms to the operating fluid container (3) and the compensation chamber (24).

Abstract: The invention relates to a filler neck for an operating-liquid tank (3) for a motor vehicle. The filler neck (1) comprises a mouth-hole neck (11), into which a nozzle can be inserted in order to fill the operating-liquid tank (3). A ventilation path is provided in the filler neck (1), which ventilation path allows a ventilation flow parallel and oppositely to the filling volumetric flow through the mouth-hole neck (11) during filling. The filler neck (1) according to the invention is characterized in that the ventilation path comprises at least one ventilation channel (18) provided in a wall arrangement (14) of the mouth-hole neck (11), which at least one ventilation channel is at least partially surrounded by an outer wall (14a) and an inner wall (14b) of the wall arrangement (14) along the longitudinal extent of the at least one ventilation channel.

Abstract: The invention relates to a fuel tank (1) for a motor vehicle with at least one filler pipe (3) which extends partially outside the filling volume (5) of the fuel tank (1), with at least one refuelling venting path from a refuelling venting device (10) to a fuel vapor filter (9), and with at least one operational venting path to the fuel vapor filter (9). The fuel tank (1) comprises at least one operational venting line (14) which is attached to the filler pipe (3) inside the filling volume of the fuel tank (1).

Abstract: The present invention discloses an improved operating fluid reservoir (1) having a venting and/or air admission valve. The operating fluid reservoir (1) is characterized in that a valve housing (10) is formed integrally with an operating fluid reservoir wall (2). A vent opening (3), via which a valve housing interior (11) is in fluid communication with a vent line (5), is embodied as a through opening (3) through the operating fluid reservoir wall (2). A valve body (20), which is arranged in the valve housing interior (11), can be introduced into the valve housing interior (11) via an introduction opening (16) in the valve housing (10). The valve body (20) comprises a holding device (23; 14, 24), by means of which the valve body (20) is held movably in the valve housing (10).

Abstract: The invention relates to a liquid container (1) for a motor vehicle, in particular a fuel container (1), having at least one filler tube (4) and having operational and filling ventilation, comprising at least one operational ventilation line (7) which is connected to an equalizing volume of the liquid container (1) and at least one filling ventilation opening (9) which opens into the equalizing volume. The fuel container (1) according to the invention is distinguished by the fact that the operational ventilation opening (7) is connected to the filler tube (4) outside the container volume, in a manner which forms a siphon (8), and that the connection of the operational ventilation line (7) to the filler tube (4) is arranged in such a way that liquid is collected in the siphon (8) during each filling operation and closes the operational ventilation line (7).