Abstract: A device for convective cooling of a functional assembly for a motor vehicle includes a fan, which in operation, is designed to move air along a flow axis defined by the design and placement of the fan. A flapper valve device is provided having an air transit opening and a flapper valve assembly disposed therein, with at least one flapper valve provided to change the open-flow cross section of the air transit opening and being adjustable between a closed position and an open position. A control unit is provided. The fan and the flapper valve device are arranged at a distance from each other such that air moved due to operation of the fan then flows through the air transit opening at least when the flapper valve device is in the open position. The control unit is designed to detect at least one operating parameter of the fan.

Abstract: An air damper drive for adjusting at least one air damper, which is provided on a frame, between at least two different relative positions including an actuator having an actuator casing and a movement output member received therein, and further including a duct which is coupled in liquid-tight manner to the actuator and extends along a duct path (K) and has a duct sheath and a duct volume surrounded by the latter, wherein the duct sheath is coupled to the actuator casing in liquid-tight manner such that the duct volume communicates with an actuator inner volume that is surrounded by the actuator casing, and in that the air damper drive has an equalization casing to which the duct sheath is connected in liquid-tight manner such that the duct volume communicates with an equalization volume that is surrounded by the equalization casing.

Abstract: The present invention concerns an electrical plug contact (110), which can be connected in electrically conducting manner with a mating plug contact (40), wherein the plug contact (10) in at least one contact section (18), which is configured for the direct electrically conductive contacting with the mating plug contact (40), comprises a plastic filled with electrically conductive filler material, wherein the contact section (18) has an exposed contact surface (18a) formed from the plastic filled with the electrically conductive filler material, characterized in that the contact surface (18a) has a base region (24) and a sacrificial projection region with at least one sacrificial projection (22) opposite the base region (24) and pointing away from its surface, which is designed to be at least partly removed when making an electrical connection with the mating plug contact (40).

Abstract: An air flap device comprises a housing with an air flow passage section. At least one air flap is mounted on a first and on a second mounting point on the housing. The second mounting point is located at an axial distance from the first mounting point. The air flap is rotatable around the pivot axis defining the axial direction. By pivoting the at least one air flap relative to the housing, the effective flow cross-section of the air flow passage section can be modified. The air flap(s) is mounted on the mounting points with an axial play relative to the housing. At least one spring assembly is arranged such that at least one part of an axial movement of the air flap(s) occurs within its play relative to the housing in the direction of the first or/and the second mounting point, against a pre-tensioning effect of the spring assembly.

Abstract: The present invention relates to a method of producing a multilayer component comprising the following steps: providing a mat-like multilayer structure which comprises at least two outer layers and a core layer, the core layer being arranged between the two outer layers, the core layer comprising a fiber tangle, which contains a binder material and a reinforcing fiber material, a melting point of the binder material being lower than a melting point of the reinforcing fiber material, placing the multilayer structure in a press, heating the multilayer structure in the press with exposure to pressure, such that the binder material melts, while the reinforcing fiber material retains its fiber structure, resulting in formation of a semi-finished product, lofting the semi-finished product, processing the semi-finished product to yield the multilayer component and cooling the component.

Abstract: An air flap arrangement for a motor vehicle comprises a housing having an air passage opening, at least two air flaps movably mounted on the housing, and a force- and motion-transmitting motion drive coupled to the air flaps. The air flaps are coupled by a transmission and/or linkage for mutual movement. The air flaps are movable between a closed position, in which the cross-sectional area of the air passage opening through which air can flow is reduced, and a passage position, which is different from the closed position, in which the cross-sectional area of the air passage opening through which air can flow is greater than in the closed position. At least one sensor is associated with each air flap of a plurality of air flaps, such that the position of the air flaps can be detected by the sensor.

Abstract: An intake device is provide for drawing in fresh gas and feeding the same to an internal combustion engine with internal combustion, wherein the intake device is suited for the formation of a fresh gas vortex in a combustion chamber of the internal combustion engine. The intake device includes a first manifold section, from which all first parts of fresh gas line groups branch off to a fresh gas outlet end, and a second manifold section, from which all second parts of the fresh gas line groups branch off to the fresh gas outlet end, which are fluidically separated from each other from the separation point to the fresh gas outlet end. A vortex throttle assembly is provided in a first manifold section and the amount throttle device is provided in the second manifold section.

Abstract: An air flap device, preferably for use in motor vehicles, comprising a housing that defines a flow passage opening, at least one air flap that is accommodated movable on the housing such that by adjusting the air flap relative to the housing the effective flow cross-section of the flow passage opening can be changed, a heat source arranged in the air-flow direction behind the at least one air flap, an energy source that is separate from the heat source, and at least one controllable flap actuator that can be controlled by a control unit (20) which has an energizing connection to the separate energy source, for adjusting an air flap relative to the housing. In this context, at least one automatic flap actuator is also provided, which is supplied with thermal energy provided directly by the heat source for adjusting an air flap relative to the housing.

Abstract: An air control system with an integrated diagnostic device for a motor vehicle includes: a carrier structure, an air output opening, a closing element arrangement with one or several closing elements adjustably placed on the carrier structure a power unit which is constructed to adjust the closing element arrangement in an adjustment movement, a diagnostic device to acquire information about the condition of the closing element arrangement, an interface to convey data at least from the diagnostic device to another device, wherein for at least one closing element of the closing element arrangement the air control system also includes a resistance element associated with said closing element which is constructed to temporarily change the torque or force required in a predetermined phase of the adjustment movement for the adjustment of the closing element arrangement, wherein the diagnostic device acquires at least one operating parameter of the power unit as information about the status of the closing element a

Abstract: The present invention relates to a motor vehicle beam, such as a longitudinal beam and/or a crossbeam, in particular a bumper beam, wherein the motor vehicle beam is formed as a hollow component having a closed cross section for the passage of gas, in particular air.

Abstract: An air valve arrangement for a motor vehicle, comprising a frame and an air valve provided on said frame so as to be rotatable thereto about an axis of relative movement (R) in opposing directions of relative rotation, the frame comprising an air passage opening, and the air valve is provided in such a way on the frame that it is rotatable between a shut-off position and a passage position, the air valve in the passage position reducing a passage opening area of the air passage opening less than in the shut-off position, and further comprising a drive, which is designed to drive the air valve in at least one first direction of relative rotation about the axis of relative movement (R) for relative rotation, characterized in that the air valve is coupled to a preloading device, which preloads the air valve in a direction of relative rotation.

Abstract: The invention relates to a method for reinforcing a predetermined edge region of a hole in a hole region of a workpiece, the edge region comprising an edge of the hole, the hole region comprising thermoplastically bound fibers, preferably a thermoplastically bund fiber tangle, comprising the steps: providing the workpiece with a softened thermoplastic binder at least in the hole region, penetrating the hole region of the workpiece in a penetration direction with displacement of fibers with a spike, after penetration: scraping fibers from the spike contrary to the penetration direction by a scraper part mobile relative to the spike, and compacting the predetermined edge region surrounding the spike with a pressing surface of the scraper part relative to workpiece regions of the hole region located radially outside the edge region.

Abstract: The present invention relates to a multi-layered structural component (10), in particular for a motor vehicle, preferably a floor component for a motor vehicle, comprising at least two fibre layers (14) which each include a fibre material and a thermoplastic binder and are arranged one above the other in a stacking direction (S), and at least one metal layer (12) having a thickness (d) of at most 1 mm which is arranged between the two fibre layers (14), wherein the fibre layers (14) each have, at least in certain regions, a porosity of at least 75%, and wherein the structural component (10) comprises at least three metal layers (12) which are arranged one above the other in a stacking direction (S) and each have a thickness (d) of at most 1 mm, with each of the two fibre layers (14) being arranged between two metal layers (12) that are adjacent to one another in the stacking direction (S).

Abstract: Air guide system (10) for a motor vehicle, comprising a support structure (12) having an air passage opening (14), an air damper assembly (16) having at least one air damper (18) which is provided on the support structure (12) so that it can pivot about a damper axis (20) between a closed position (FIG. 1(a)) and an open position (FIG. 1(c)) in order to adjust a flow cross-section of the air passage opening (14), the flow cross-section being minimal in the closed position (FIG.

Abstract: The present invention relates to a method for producing a two-dimensional composite component (150) having a porous basic component (152) and an injection moulded component (154) rigidly joined to the basic component (152), said method comprising the following steps: introduction of the mat-like or panel-like basic component (152), comprising two mutually spaced-apart base sides (152b1, 152b2) and a circumferential narrow side (152s) joining the base sides (152b1, 152b2), into a basic component cavity (114) of a moulding tool (112), which further comprises an injection moulding cavity (116), closure of the moulding tool (112), so that at least a portion (152s) of the basic component (152) forms a portion of a wall of the injection moulding cavity (116), and injection of injection moulding material (156) into the injection moulding cavity (116), and formation thereby of the injection moulding component (154) and joining of the injection moulding component (154) to the basic component (152), wherein upon closur