Abstract: An electric heating device for a vehicle, comprises a heating device housing, at least one heating element which is configured for heating operation at an operating voltage in the high-voltage range, a heat exchanger which is in thermal contact with the at least one heating element to transfer the heat generated by the heating element to a medium flowing through the heat exchanger, and a control module.

Abstract: A heat exchanger for transferring heat between a coolant and refrigerant, the heat exchanger comprising a heating device for heating the refrigerant and the coolant, comprises a bottom wall forming an end-face end of a stack of at least two flow volumes through which the refrigerant or coolant flows, a first flow volume for the refrigerant to flow through, which first flow volume is adjacent to the bottom wall and is connected to a first fluid inlet and to a first fluid outlet, which are configured to produce a connection to a refrigerant circuit, the first flow volume additionally being defined by a first partition opposite the bottom wall, and a second flow volume for the coolant to flow through, which second flow volume is adjacent to the first partition and opposite the first flow volume and is connected to a second fluid inlet and to a second fluid outlet.

Abstract: A roof module for forming a motor vehicle roof, the roof module having a panel component whose outer surface at least partially forms a roof skin of the vehicle roof, the roof module having at least one environment sensor configured to send and/or receive electromagnetic signals for detecting the vehicle environment. The environment sensor is disposed below the roof skin formed by the panel component, the roof module having a cooler configured to discharge exhaust heat emitted by the environment sensor and/or heat introduced from outside from the environment sensor.

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 vehicle unit for charging a battery of an electric vehicle including a receptacle, which is designed and configured to receive a contact head, inserted in an insertion direction of a floor unit, and contact elements for establishing an electrical connection with contacts of the contact head, wherein the contact elements can be moved in a plane perpendicular to the insertion direction for the purpose of establishing the electrical connection with the contact head.

Abstract: An electrical connection device for connecting a plug, preferably a HV pin header, to a printed circuit board in a motor vehicle, having the following: at least one first electrical connection-device for contacting at least one assigned plug-connector contact; at least one second electrical connection-device contact for contacting at least one assigned printed-circuit-board contact wherein at least one first connection-device contact at least one second connection-device contact are connected to one another, wherein the electrical connection device is configured in such a manner that at least one printed-circuit-board contact is able to be selectively connected to assigned plug-connector contacts which differ in terms of the relative disposal thereof in relation to the printed-circuit-board contact and/or differ from one another in that said plug-connector contacts are a component part of plug connectors which differ from one another in terms of the configuration of the respective plug-connector contacts ther

Abstract: An electrical connection device for connecting a plug, preferably a HV pin header, to a printed circuit board in a motor vehicle, having the following: at least one first electrical connection-device for contacting at least one assigned plug-connector contact; at least one second electrical connection-device contact for contacting at least one assigned printed-circuit-board contact wherein at least one first connection-device contact at least one second connection-device contact are connected to one another, wherein the electrical connection device is configured in such a manner that at least one printed-circuit-board contact is able to be selectively connected to assigned plug-connector contacts which differ in terms of the relative disposal thereof in relation to the printed-circuit-board contact and/or differ from one another in that said plug-connector contacts are a component part of plug connectors which differ from one another in terms of the configuration of the respective plug-connector contacts ther

Abstract: A roof module for forming a motor vehicle roof, the roof module having a panel component whose outer surface at least partially forms a roof skin of the vehicle roof, the roof module having at least one environment sensor configured to send and/or receive electromagnetic signals for detecting the vehicle environment. The environment sensor is disposed below the roof skin formed by the panel component, the roof module having a cooler configured to discharge exhaust heat emitted by the environment sensor and/or heat introduced from outside from the environment sensor.

Abstract: An electrical connection device for connecting a plug, preferably a HV pin header, to a printed circuit board in a motor vehicle, having the following: at least one first electrical connection-device for contacting at least one assigned plug-connector contact; at least one second electrical connection-device contact for contacting at least one assigned printed-circuit-board contact wherein at least one first connection-device contact at least one second connection-device contact are connected to one another, wherein the electrical connection device is configured in such a manner that at least one printed-circuit-board contact is able to be selectively connected to assigned plug-connector contacts which differ in terms of the relative disposal thereof in relation to the printed-circuit-board contact and/or differ from one another in that said plug-connector contacts are a component part of plug connectors which differ from one another in terms of the configuration of the respective plug-connector contacts ther

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 electric heating appliance, particularly a liquid or air heating appliance, particularly for a motor vehicle, comprising a first heating element with a corresponding main body and at least one second heating element with a corresponding main body. A clearance is formed between the heating elements through which fluid can flow for its heating. The heating elements are joined together by at least one spacer arranged between them, particularly a conductive spacer. The spacer is a fixed component of the first heating element.

Abstract: A buoyancy module (10) may include a buoyancy body (11) for a vehicle, in particular, a military vehicle (1) such as a watercraft, and a land driving unit (13) for operating the vehicle (1) as a land vehicle. A vehicle (1) may include a base module (20), for accommodating crew members, and a buoyancy module (10) which can be arranged on the base module for operating the vehicle (1) as a watercraft.

Abstract: An amphibious vehicle (1), which may be a military amphibious vehicle, having a hull (2) which accommodates the crew of the vehicle, and a flow duct (10) extending through the hull (2) and having a water jet drive (12) arranged therein for driving the vehicle (1) on water, wherein at least one end (11) of the flow duct (10) can be closed off by an anti-mine element (14) when the vehicle is travelling on land. A method for operating an amphibious vehicle (1), which may be a military amphibious vehicle, having a hull (2) which accommodates the crew of the vehicle, a flow duct (10) which extends through the hull (2), and a water jet drive (12) arranged therein for driving the vehicle (1) on water, includes closing off at least one end (11) of the flow duct (10) by an anti-mine element (14) when the vehicle is travelling on land.

Abstract: An amphibious vehicle, in particular military, amphibious vehicle, includes a first end region (2) and a second end region (3) opposite the latter in the longitudinal direction of the vehicle. The first end region (2) is designed as a land driving front and the second end region (3) is designed as a ship's bow for water travel. In a method for operating an amphibious vehicle (1), the main travel direction of the amphibious vehicle (1) is reversed upon transfer between land travel and water travel.

Abstract: A buoyancy module (10) may include a buoyancy body (11) for a vehicle, in particular, a military vehicle (1) such as a watercraft, and a land driving unit (13) for operating the vehicle (1) as a land vehicle. A vehicle (1) may include a base module (20), for accommodating crew members, and a buoyancy module (10) which can be arranged on the base module for operating the vehicle (1) as a watercraft.

Abstract: An amphibious vehicle (1), which may be a military amphibious vehicle, having a hull (2) which accommodates the crew of the vehicle, and a flow duct (10) extending through the hull (2) and having a water jet drive (12) arranged therein for driving the vehicle (1) on water, wherein at least one end (11) of the flow duct (10) can be closed off by an anti-mine element (14) when the vehicle is travelling on land. A method for operating an amphibious vehicle (1), which may be a military amphibious vehicle, having a hull (2) which accommodates the crew of the vehicle, a flow duct (10) which extends through the hull (2), and a water jet drive (12) arranged therein for driving the vehicle (1) on water, includes closing off at least one end (11) of the flow duct (10) by an anti-mine element (14) when the vehicle is travelling on land.

Abstract: An amphibious vehicle, in particular military, amphibious vehicle, includes a first end region (2) and a second end region (3) opposite the latter in the longitudinal direction of the vehicle. The first end region (2) is designed as a land driving front and the second end region (3) is designed as a ship's bow for water travel. In a method for operating an amphibious vehicle (1), the main travel direction of the amphibious vehicle (1) is reversed upon transfer between land travel and water travel.