Abstract: A battery module for an electric vehicle, includes a plurality of battery cells and at least one electrical resistance element arranged between the battery cells for heating the battery cells as needed. The electrical resistance element includes a polymer composition having a positive temperature coefficient.

Abstract: A battery module for an electric vehicle, includes a plurality of battery cells and at least one electrical resistance element arranged between the battery cells for heating the battery cells as needed. The electrical resistance element includes a polymer composition having a positive temperature coefficient.

Abstract: An electrical heating device, in particular for a vehicle, includes a heat exchanger body, with a heat transfer surface and an at least partially closed cavity. The at least partially closed cavity has a wall section that at least partially delimits the at least partially closed cavity that is adjacent to the heat transfer surface. A pyrotechnical charge is arranged in the at least partially closed cavity, and the at least partially closed cavity has a further wall section delimiting the at least partially closed cavity at least partially and to which an electrical connection line of the electrical heating device is adjacent.

Abstract: The disclosure relates to an electric heating device, particularly a parking heater, for a motor vehicle, wherein the electric heating device is configured to be connected to an external system voltage and to be incorporated in an on-board motor vehicle cooling circuit, comprising at least one electric heating element for the delivery of heat to a coolant fluid which is present in the cooling circuit, and a power supply unit for the transformation of the external system voltage. Outputs for battery charging, the operation of a circulation pump or the operation of a vehicle fan.

Abstract: An electric air heating device for a vehicle, specifically a motor vehicle, preferably a private car or a heavy goods vehicle, including at least a first heating element around which the air to be heated flows, wherein the first heating element comprises a preferably electrically-insulating substrate and at least one electrically-conductive carbon-based coating, specifically a polymer coating.

Abstract: An electrical liquid heating device, in particular water heating device, preferably for a motor vehicle, including at least a first conductive layer, in particular a first metal layer, a second conductive layer, in particular a second metal layer, and a polymer layer which contains a polymer component and a conductive carbon component and is arranged between the first and the second conductive layer, wherein liquid channels for conducting the liquid, in particular water, being heated are provided which extend from a first side of the polymer layer facing the first conductive layer to a second side of the polymer layer facing the second conductive layer.

Abstract: An electric heating apparatus, in particular a liquid or air heating apparatus, in particular for a motor vehicle, including a first heating element and at least one second heating element. The heating elements comprise in each case one, in particular insulating, substrate and one polymer layer which contains a polymer component and a conductive component, in particular a carbon component. An intermediate space through which the fluid is capable of passing for heating said fluid is configured between the heating elements. The heating elements are connected to one another by one or a plurality of, in particular conductive, spacer(s) disposed therebetween, and/or one or more, in particular conductive, positioning element(s) that penetrate (a) respective clearance(s) and/or openings of the heating elements.

Abstract: An electrical air heater, in particular for a motor vehicle, including a first heating element and at least one second heating element The heating elements each include a first conductive layer, in particular a first metal layer, a second conductive layer, in particular a second metal layer (11a, 11b), and a polymer layer. The polymer layer contains a polymer component and a conductive carbon component. An interspace is formed between the heating elements, through which interspace air is able to flow for the heating thereof.

Abstract: The invention relates to a heat exchanger, preferably for motor vehicles, comprising a heat exchanger body (11), a first fluid channel (18), which is flowed through by a first fluid (12), and a second fluid channel (36), which is flowed through by a second fluid (14), wherein one of the fluids, either the first fluid (12) or the second fluid (14) is warmer than the other of the fluids, the first fluid (12) or the second fluid (14), wherein, after entering a heat exchanging region, a heat transfer (30) from the warmer fluid (14) to the colder fluid (12) takes place in the heat exchanging region, wherein the first channel (18) and the second fluid channel (36) have in the heat exchanging region at least two shared co-current regions (25) and a shared counter-current region (27) arranged between the co-current regions (25), or have at least two shared counter-current regions (27) and a shared co-current region (25, 125, 225) arranged between the counter-current regions (27).

Abstract: The invention relates to a heat exchanger, preferably for motor vehicles, comprising a heat exchanger body (11), a first fluid channel (18), which is flowed through by a first fluid (12), and a second fluid channel (36), which is flowed through by a second fluid (14), wherein one of the fluids, either the first fluid (12) or the second fluid (14) is warmer than the other of the fluids, the first fluid (12) or the second fluid (14), wherein, after entering a heat exchanging region, a heat transfer (30) from the warmer fluid (14) to the colder fluid (12) takes place in the heat exchanging region, wherein the first channel (18) and the second fluid channel (36) have in the heat exchanging region at least two shared co-current regions (25) and a shared counter-current region (27) arranged between the co-current regions (25), or have at least two shared counter-current regions (27) and a shared co-current region (25, 125, 225) arranged between the counter-current regions (27).

Abstract: The invention relates to a steering wheel assembly for a steering wheel of a motor vehicle, with a gas bag accommodated by a housing, which for the protection of a driver is inflatable by means of a gas generator, with a shiftably mounted carrier for accommodating the housing, which can be positioned in a rest position and at least one deflected position, and with at least one fastening device by means of which the carrier can shiftably be fixed at a steering wheel skeleton of the steering wheel. A spring biasing the carrier into the rest position is associated to the fastening device and the fastening device includes a guiding portion on which the carrier is shiftable against the force of the spring into the deflected position along a main shifting direction, along which the distance between the carrier and the steering wheel skeleton is reduced, wherein between the carrier and the guiding portion a clearance exists in a direction transverse to the main shifting direction.

Abstract: The invention relates to a steering wheel assembly for a steering wheel of a motor vehicle, with a gas bag accommodated by a housing, which for the protection of a driver is inflatable by means of a gas generator, with a shiftably mounted carrier for accommodating the housing, which can be positioned in a rest position and at least one deflected position, and with at least one fastening device by means of which the carrier can shiftably be fixed at a steering wheel skeleton of the steering wheel. A spring biasing the carrier into the rest position is associated to the fastening device and the fastening device includes a guiding portion on which the carrier is shiftable against the force of the spring into the deflected position along a main shifting direction, along which the distance between the carrier and the steering wheel skeleton is reduced, wherein between the carrier and the guiding portion a clearance exists in a direction transverse to the main shifting direction.

Abstract: A fuel-operated heating device is provided which is adapted to provide heat by conversion of fuel with combustion air. A control unit of the fuel-operated heating device is adapted to control operation of the fuel-operated heating device. The control unit of the fuel-operated heating device is adapted to control at least one electric heating element as a slave.

Abstract: The invention relates to a fuel-powered vehicle heating (10) with a first burner (12). According to the invention, the vehicle heating comprises at least one second burner (14). By means of the above large power ranges can be covered by several burners with comparatively small heating power steps.