Abstract: A modular battery unit with at least two battery cells (1-6) and a heat sink (8), which is arranged between the battery cells (1-6), conforms laterally to the battery cells, has a cooling medium flowing through it and, on the one hand, transports heat which has developed in the battery cells away in a suitable manner and, on the other hand, supports the battery cells, and with two covering caps (11, 12), which can be arranged on the heat sink, wherein a first one of the two covering caps (11) is provided for closing the first end face of the heat sink and a second one of the two covering caps (12) is provided for closing the second end face of the heat sink and an inlet (16) and an outlet (17) for the cooling medium are provided, and wherein the inlet and/or the outlet of the cooling medium is arranged at the first covering cap (11) or the second covering cap (12).

Abstract: A deflector device for motor vehicles, the front part of the chassis which comprises a left-hand and right-hand longitudinal beam, arranged before a front wheel and configured by a deflector that projects from the longitudinal beam in a substantially horizontal manner and backward at an angle to protect said front wheel in the case of a collision. The deflector device prevents the vehicles from being caught and being pushed off the road in the event of a partially overlapping frontal collision. The deflector device comprises a deflection element which can be longitudinally displaced from a rest position to an operational position, said deflection element consisting of a slider guided on or in the deflector and a forward-facing shoulder.

Abstract: A container for cryogenic liquids, comprising an evacuable outer container, wherein the outer container has a substantially flat base wall, a substantially flat ceiling wall and side walls. A support is arranged between inner containers, wherein the support is larger in the direction of the longitudinal axis of the inner container than in the direction between the inner containers and at right angles to the longitudinal axis of the inner container.

Abstract: An operable transmission comprising toothed wheels. In order to operate the transmission with a lubricant and coolant which is environmentally friendly while providing improved heat dissipation and temperature-independent viscosity, the transmission contains a mixture of water and a glycol or similar, in which graphite particles are suspended. The mixture contains 40 to 60 percent per weight of the glycol and 2 to 25 percent by weight of graphite in the form of flaky graphite particles having a grain size of less than 12 micrometers, the remainder being composed of water and other admixtures and/or additives. Also disclosed are the lubricant and coolant as well as a method for starting a transmission operated with the lubricant and coolant.

Abstract: A method for damage limitation in the event of an offset frontal collision between two motor vehicles, with a first signal which signals an imminent collision triggering the steerable front wheels (9, 10) to turn inward in opposite directions, is to minimize the impact-induced yaw moment. To this end, the steerable wheels are moved back to the initial position again after the collision or if the collision has not taken place at all. To this end, two actuators (17?, 17?) with an external power source are provided in the case of a vehicle which is equipped for this purpose, with each actuator being associated with a steerable wheel (9, 10).

Abstract: A differential gear unit for motor vehicles for the controllable distribution of the driving power comprises a housing and a differential gear (4) disposed therein, the gear having two speed-changing transmissions (5) drivingly connected to the output shafts (7,8) and to the input member (14) of the differential gear, and two hydraulically controllable clutches (24, 25).

Abstract: An electrically-propelled vehicle, the battery of which is housed in a battery housing (20) arranged in the rear of the vehicle and under the floor (4) thereof, to be protected against front and rear collisions and restricting the load are as little as possible. The above is achieved by the floor (4) comprising a cut-out (11), larger in plan than the outline of the battery housing (20), the cut-out (11) having a reinforced edge (12), to which front and rear support pieces (13, 30) for the battery housing (20) are fixed, the rear support piece (13) being fixed to the vehicle by a pair of flanges (17, 17?) with rearward downwardly inclined stop surfaces (19) and the battery housing (20) is rigid or reinforced.

Abstract: A differential gearing unit with controllable torque and rotational speed distribution, composed of a housing (1), a differential gearing (6), a superposition gearing (7) and an auxiliary drive (8), with the differential gearing (6) comprising an input member (11) which is driven by the vehicle engine, and two output members (15, 16) with output shafts (3, 4), and with the superposition gearing (7) being a planetary gear set which is connected to two members (15, 16) of the differential gearing (6) and to the auxiliary drive (8).

Abstract: A filling level detector for cryogenic liquids which are located in a container (1) uses a probe with a superconductor. In order to provide a filling level detector which is insensitive and costs little, the probe (11) is a flat conductor (20) which comprises a plurality of conductors which are routed parallel in a plastic matrix (21), of which a first conductor (23) is a super conductor, second conductors (24) are used to supply heating current to the first conductor (23), and third conductors (25; 25, 26) are used for voltage measurement, with the conductors in one pair (24, 25, 26) each being connected to points (27, 28 and 29, 30) which are at a distance from one another in the longitudinal direction of the probe. The probe is guided in a guide in the container.

Abstract: A differential gearing unit for motor vehicles is composed of a housing and, therein, a differential gearing, a step-up and step-down gearing and two controllable friction clutches, with the differential gearing being composed of a driven element and a first and a second drive output element, and transmitting an additional torque to the first and second drive output element as a function of the degree of engagement of the friction clutches.

Abstract: A motor vehicle outer tank for a cryogenic fuel which is situated in an inner tank which is positioned within the outer tank is, for space and weight-saving purposes, characterized in that it is of flat design, and is designed in particular as a parallelepiped, and in that planar side walls of the outer tank are at least partially of sandwich design or are reinforced with sandwich plates.

Abstract: A drive unit for motor vehicles with hybrid drive and a drive train in a longitudinal arrangement, between the internal combustion engine and the first axle, comprising a housing piece, a through driveshaft, an electric motor, surrounding the through driveshaft with a first clutch before the electric motor and a second clutch thereafter, whereby a second axle is also to be driven with minimal space requirement. A first electric motor is thus physically combined with the first clutch, surrounding a second electric motor and the through driveshaft and is connected to the second axle by means of a third clutch, an offset gear and a shaft.

Abstract: A flat inner container (3), especially an internal tank for a road vehicle, which is surrounded by an outer container (1) and is used for receiving a cryogenic liquid, particularly a fuel.

Abstract: A device for simulating a collision of a motor vehicle by a laterally hitting impactor. The device comprises a seat carriage (3) which can be displaced in the transversal direction of the vehicle and on which a seat (5) is mounted, a lateral part carriage (10) on which a lateral part (13) of a motor vehicle body is mounted, and the impactor (20) that acts upon the lateral part (13) and is provided with an acceleration mechanism (21). The seat carriage (3) and the lateral part carriage (10) can be displaced independently of each other. In order to create a testing device which dispenses with the need for expensive and time-consuming preliminary tests to determine the settings for the tests, the impactor (20) is equipped with an acceleration mechanism (21) which can perform both positively and negatively accelerated movements in a controlled manner while an additional impactor (30) is provided that acts upon the seat carriage (3).

Abstract: A differential gear unit for motor vehicles comprises a housing and, therein, a differential gear mechanism, two coaxial gear mechanisms and two controllable friction clutches, the coaxial gear mechanisms transmitting an additional torque to one or other axle shaft according to the degree of engagement of the friction clutches. In order for it also to be possible for very high forces to be absorbed in long-term operation with very low installation space and wear, the coaxial gear mechanisms have in each case one internal gear which is connected fixedly in terms of rotation to one side of the associated friction clutch, and one sun gear which is connected fixedly in terms of rotation to the respective output element, and the second element of each coaxial gear mechanism is a sun gear, and a third element is configured as an annular gear which has an external toothing system which meshes with the first element and an internal toothing system which meshes with the second element.

Abstract: A four-door motor vehicle having a door sealing system for frameless doors, the body of which motor vehicle has a front (9) and a rear (11) door cutout, with an associated front door (7) and rear door, and a B pillar (4) between the door cutouts (9, 11), which B pillar (4) ends at the level of the sill (6), wherein the door cutouts (9, 11) are bordered by a primary seal (15, 17, 18).

Abstract: A tire inflation system comprising pneumatically controlled wheel valves that are situated in the wheels of a motor vehicle. An electrically actuated pilot valve that is fixed to the vehicle controls the respective wheel valves. To produce a small, low-cost, reliable tire inflation system, a first and a second compressor are provided. The first compressor supplies a first compressed air system with medium-pressure compressed air and the second compressor supplies a second compressed air system with high-pressure compressed air. The wheel valves are situated in the first compressed air system and the pilot valves are situated in the second compressed air system.

Abstract: Apparatus for measuring the relative position of two parts with a deformable coil, which is connected to both parts and deforms according to their relative position, wherein the inductance of the coil depends on shape and is thus a measure of the relative position, and wherein the coil has a magnetic circuit which is closed in the manner of a toroidal coil.

Abstract: A method for damage limitation in a partially overlapping frontal collision of two motor vehicles involves a signal indicating the start of a collision or an imminent collision causing the steerable front wheels (9, 10) to be turned in such a manner that the wheel plane (34) of the collision-side wheel (9) intersects the vertical longitudinal central plane (33) of the vehicle at a point (36) in front of said vehicle. For this purpose, a connecting element (17) provides for the rapid build up of pressure in the steering device (13-16), and, in the event of a collision, the connecting element (17) acts on the steering device (13-16) in such a manner that at least the collision-side front wheel (9) is turned in a positive direction.

Abstract: A tire inflation system of a motor vehicle comprises a compression device, a pressure accumulator from which inflation lines lead via an inflation valve and control lines lead via a control valve to a wheel valve, and the tire inflation system has a control device. A method for operating the tire inflation system carries out the following steps in a cyclically repeating sequence: (1) acquisition of a set point tire pressure from operating variables, (2) comparison with the actual tire pressure last measured, (3) supply of air or extraction of air during a specific time period without accompanying pressure measurement, and (4) measurement of the pressure in the inflation line and comparison with the set point value. The system has a pressure sensor in the inflation line on the wheel side of the inflation valve, and each inflation valve is connected to a relief valve via a relief line, wherein the relief lines are connected to one another upstream of the relief valve.