Abstract: An airflow control device comprises a body and an active material in operative communication with the body. The active material, such as a shape memory material, is operative to change at least one attribute in response to an activation signal. The active material can change its shape, dimensions and/or stiffness producing a change in at least one feature of the airflow control device such as shape, dimension, location, orientation, and/or stiffness to control vehicle airflow to better suit changes in driving conditions such as the need for increased airflow through the radiator due to increases in engine coolant temperature. As such, the device improves vehicle fuel economy while maintaining proper engine cooling. An activation device, controller and sensors may be employed to further control the change in at least one feature of the airflow control device such as shape, dimension, location, orientation, and/or stiffness of the device.

Abstract: An airflow deflector (5) guides the airflow (6) between a towing machine (1) and a transported unit (4, 32) adjoining the towing machine (1) in the travel direction (F) and is coupled with a setting system (7) for adjusting the orientation of the airflow deflector as needed. To ensure an optimal position of the airflow deflector at all times without human interference even when transported units of different external geometrical configurations are utilized, geometrical data (11) on the external geometry and/or positional data (12) are assigned to the transported unit (4, 32). This data, at least in case of a replacement of the transporting unit (4, 32) may be called up or read and forwarded to a control unit (21) that converts the geometrical and/or positional data into setting commands for the setting system (7) to adjust the airflow deflector (5).

Abstract: A windbreaker air drag reduction system for trailers and other box-like towed vehicles having a blunt-nosed forward face. The system comprises a wedge-shaped fairing element including a pair of upstanding panel members adjoining one another and being secured to an upstanding riser. The panel members and riser are attached to a crossbar member which is securely clamped to the trailer tongue support beams. The panel members are secured to the upper and lower face of forward face of the trailer at their respective outward edges. The combined components of the fairing element cooperate to form a triangular arrangement, the apex of the triangle being located forwardly of the blunt-nosed forward face of the vehicle. The entire system may be attached, detached, and reattached to multiple trailers or towed vehicles by means of simple tools and assembly and ease of use by only one operator.

Abstract: A spoiler for a vehicle includes at least one support bracket having a first end secured to the vehicle and a substantially transparent spoiler wing secured to the second end. The spoiler may also include at least one support bracket that is adjustable to change the angular orientation of the spoiler wing. In the alternative, a lighted wing for attachment to a surface may include at least one bracket adapted to be secured to the surface and a substantially transparent wing secured by the bracket to the surface. A material may be interposed and secured between the wing and the surface with a light module coupled to the wing for illumination thereof.

Abstract: An airflow control device comprises a body and an active material in operative communication with the body. The active material, such as a shape memory material, is operative to change at least one attribute in response to an activation signal. The active material can change its shape, dimensions and/or stiffness producing a change in at least one feature of the airflow control device such as shape, dimension, location, orientation, and/or stiffness to control vehicle airflow to better suit changes in driving conditions such as the need for increased airflow through the radiator due to increases in engine coolant temperature. As such, the device improves vehicle fuel economy while maintaining proper engine cooling. An activation device, controller and sensors may be employed to further control the change in at least one feature of the airflow control device such as shape, dimension, location, orientation, and/or stiffness of the device.

Abstract: An air-conducting device for a motor vehicle has an operating element and a spoiler lip extending completely or partly over the vehicle width, by means of which operating element the spoiler lip can be displaced from a moved-in inoperative position into a moved-out operative position, and which spoiler lip comprises an elastic and extensible material. For achieving a sufficient stiffness of the spoiler lip, it is provided that the spoiler lip is made of a fiber composite material matrix which is extensible and elastic. The fiber composite material, in addition, has a first fiber group with fibers embedded in the matrix which are essentially inextensible and extend transversely to the direction of the vehicle width and the direction of the width span of the spoiler lip. The matrix further includes a second fiber group with fibers which are elastic and extend in the direction of the vehicle width.

Abstract: A spoiler for a vehicle includes at least one support bracket having a first end secured to the vehicle and a substantially transparent spoiler wing secured to the second end. The spoiler may also include at least one support bracket that is adjustable to change the angular orientation of the spoiler wing. In the alternative, a lighted wing for attachment to a surface may include at least one bracket adapted to be secured to the surface and a substantially transparent wing secured by the bracket to the surface. A material may be interposed and secured between the wing and the surface with a light module coupled to the wing for illumination thereof.

Abstract: An air guiding device is fastened to the front end of the motor vehicle and has a pneumatic operating element in order to displace the air guiding device from an inoperative position into an operative position. In order to protect the pneumatic operating element, for example, from stone as the motor vehicle is driven, the air guiding device comprises a spoiler lip comprising a flexible and elastic material, the pneumatic operating element is constructed as an inflatable hose which, viewed in the driving direction, is arranged behind the spoiler lip, and the elastic spoiler lip, in its inoperative position, rests under prestress against the front end.

Abstract: Automobile body performing with reduced aerodynamic lift while speeding, and therefore having its fuselage shape of a parallelogram with acute angle. The fuselage is made with roof projected straight backward and also having its body rear plate, slanted upward toward its car's rear end to create a body of parallelogram shape at the side section. Reducing aerodynamic lift, which normally occurs while car is moving at a high speed, will happen when separation of air flow around the top and bottom of the car's body will distributed with less than a standard difference in length, speed, and air density of both parts, and will result in more or less equality in air pressure occurring around the top and bottom of the automobile fuselage. Such an air flow redistribution allow lower air drug with higher profile of the vehicle fuselage and more control over a speeding vehicle.

Abstract: An adjustable roof extension for a vehicle that has a cab portion and a trailer portion includes a roof extension adapted for disposition at a rear of a roof of the cab portion and an adjustment mechanism that attaches the roof extension to the cab portion such that the roof extension is pivotable and that an end of the roof extension that is nearer the trailer portion is controllably movable to pull an air flow over the cab portion toward the trailer portion.

Abstract: An airflow control device comprises a body and an active material in operative communication with the body. The active material, such as shape memory material, is operative to change at least one attribute in response to an activation signal. The active material can change its shape, dimensions and/or stiffness producing a change in at least one feature of the airflow control device such as shape, dimension, location, orientation, and/or stiffness to control vehicle airflow to better suit changes in driving conditions such as weather, ground clearance and speed, while reducing maintenance and the level of failure modes. As such, the device reduces vehicle damage due to inadequate ground clearance, while increasing vehicle stability and fuel economy. An activation device, controller and sensors may be employed to further control the change in at least one feature of the airflow control device such as shape, dimension, location, orientation, and/or stiffness of the device.

Abstract: An airflow control device comprises a body and an active material in operative communication with the body. The active material, such as shape memory material, is operative to change at least one attribute in response to an activation signal. The active material can change its shape, dimensions and/or stiffness producing a change in at least one feature of the airflow control device such as shape, dimension, location, orientation, and/or stiffness to control vehicle airflow to better suit changes in driving conditions such as weather, ground clearance and speed, while reducing maintenance and the level of failure modes. As such, the device reduces vehicle damage due to inadequate ground clearance, while increasing vehicle stability and fuel economy. An activation device, controller and sensors may be employed to further control the change in at least one feature of the airflow control device such as shape, dimension, location, orientation, and/or stiffness of the device.

Abstract: A pickup truck louvered tailgate with controllably positioned louvers. Louver positioning is controlled by a lever in the tailgate operating a rack and pinion apparatus within. Further embodiments offer cab controls for remotely positioning the levers by the addition of a reversible electric motor or pneumatic drive. Louvers are sturdy and fully closable and also capable of opening either partially or fully to further reduce aerodynamic drag. Original manufacturer tailgate mounts and pivots are used.

Abstract: An air-conducting element for a motor vehicle has an operating element and a flow-conducting element extending completely or partly over the vehicle width. The flow-conducting element can be displaced by the operating element from a moved-in inoperative position into a moved-out operative position. The flow-conducting element comprises an elastic and extensible material as well as, in a area of its free end, in a duct, a bending-elastic element which extends in the transverse direction of the vehicle and is displaceably accommodated in the duct. For an improved guidance of the bending-elastic element in the duct, it is provided that—viewed in the transverse direction of the vehicle—the bending elastic element, at least in sections, is supported by at least one guiding device arranged in the area of the free end of the flow-conducting element with respect to the wall bounding the duct.

Abstract: A tailgate aileron system is disclosed, in which a tailgate of a pick-up truck, dump truck or portable roll-off contained has a rectangular opening within which is installed an aileron capable of manual or powered operation. The aileron pivots on an axle disposed horizontally through the central axis of the aileron. The aileron axle registers with bushings disposed in the sides of the rectangular opening of the tailgate. One end of the axle protrudes beyond the side of the rectangular opening and conjoins with a means for operating the aileron. A manual means for operating the aileron is comprised of a positioning handle mounted orthogonal to the axle, which is rotated by hand and is fixed in a desired attitude by an index pin which registers with one of a plurality of indices on the positioning handle. A powered means for operating the aileron is comprised of an electric motor which turns the aileron through a system of gears.

Abstract: An adjustable vehicular airflow control device (10 and 100). The control device includes a deflector panel (12 and 112) adapted to be disposed on a front section (14) of a vehicle to selectively control airflow about the front section of the vehicle. The control device further includes an actuator assembly (28 and 128) coupled to the deflector panel for linearly moving the deflector panel, such as in vertical direction and/or a fore and aft direction, and rotating the deflector panel. Preferably, the deflector panel is adjustable while the vehicle is moving. A method of controlling a position of a deflector panel disposed on a front section of a vehicle. The method includes sensing a speed of the vehicle and automatically adjusting a position of the deflector panel relative to the vehicle based upon the sensed speed of the vehicle.

Abstract: The invention relates to a motor vehicle bumper which comprises a shield and a spoiler hinged between two positions of stable equilibrium, namely a high position in which at least a part of the spoiler projects from the shield, and a low position in which the spoiler extends the bumper in a downward direction. The spoiler is suitable for adopting a third position of stable equilibrium, in which it is completely retracted behind the shield.

Abstract: A cab extender assembly (200) for selectively manipulating an aerodynamic drag of a vehicle (100) is provided. The cab extender assembly includes a dynamic cab extender (206a) and a control system (208) coupled to the dynamic cab extender. The control system is adapted to selectively position the dynamic cab extender between a stowed position, a deployed position in which the dynamic cab extender is substantially aligned with a side of the vehicle, and a braking position in which the dynamic cab extender is at least partially disposed into an airstream passing along the side of the vehicle to increase a drag coefficient of the vehicle. The cab extender assembly may also include a fixed cab extender (204a) substantially aligned with the dynamic cab extender when the dynamic cab extender is in the deployed position. A method of operating a cab extender assembly is also disclosed.

Abstract: A device for a vehicle with a pair of swinging rear doors, which converts flat sheets of pliable material hinged to the sides of the vehicle adjacent the rear thereof into effective curved airfoils that reduce the aerodynamic resistance of the vehicle, when the doors are closed by hand, utilizing a plurality of stiffeners disposed generally parallel to the doors and affixed to the sheets and a plurality of collapsible tension bearings struts attached to each stiffener and the adjacent door.

Abstract: A wind deflector for a vehicle roof comprises a flexible deflecting element attached between a base element and a raising device. The base element is mountable on a vehicle roof, and the raising device is pivotably connected to the base element to raise and lower the deflecting element. The deflecting element is air-permeable to allow air to flow through it and is flexible enough to be folded when the raising device is lowered. A resilient member biases the raising device in the raised position, stabilizing the flexible deflecting element and holding it taut enough to counteract pressure variations in a vehicle interior near a roof opening.

Abstract: A wing mechanism for the utilization of aerodynamic downward forces to a vehicle with adjustability in height and angle. The wing mechanism comprises of a four bar linkage system whereby motion is transmitted from an interiorly mounted electric motor to a worm gear transferring unit, thusly raising and lowering the linkage system of the wing mechanism. Angular adjustment of the wing member comprises of linear actuators which creates pivotal movement of the wing member indirectly to the vertical movement of the linkage system.

Abstract: An electronic spoiler having adjustable heights includes an electronic elevator mechanism and a spoiler. The electronic spoiler having adjustable heights is disposed in a rear trunk of an automobile, and utilizes the electronic elevator mechanism for adjusting heights of the spoiler. The structure is characterized that, the electronic elevator mechanism is consisted of a stand assembly, a trunk upper seat, spoiler positioning seats and a transmission system; and is disposed at an appropriate location in the rear trunk. The trunk upper seat is disposed at the trunk by penetrating guide tubes through the stand assembly. Above the guide tubes are the spoiler positioning seats fastened by screwing means to further join to the spoiler. An upper-and-lower limit switch disposed at the fixed stand define a maximum range of the elevator mechanism, and is capable of adjusting heights of the spoiler in a non-segmented manner for elevating stability during high-speed traveling.

Abstract: An active air foil system for deflecting, capturing and or ducting the air passing over the surface of a moving automobile. The active air foil system includes: (a) a foil panel having two or more bracket hinges attached to a mounting base on the leading or trailing end and two brackets attached to an extension lever assembly, which is connected more or less midway of the panel. (b) an actuating device that provides the force that will present the foil panel to the air stream passing over the vehicle. (c) an extension lever assembly being designed in such a way that it will adjust the width of itself to the shape of the area that it is being mounted to and also moving along lever guides (d) lever guides that provide a bracing point for the extension lever assembly when the foil panel is opened and closed (e) foil panel hinges that provide a pivoting point for the foil panel when it is opened and closed (f) foil mounts that will allow the smooth transition of the foil panel to its open and closed position.

Abstract: Presented is a vehicle aerostabilizer(s) that is at least partially actuated by momentum forces generated on a weight when the vehicle is decelerating as when the brakes are applied. Movement of the weight translates forces to the vehicle aerostabilizer that cause the aerostabilizer to rotate to a more vertical position thereby adding aerodynamic drag forces to help slow the vehicle. Several options to doing this are offered including two or more aerostabilizers that may or may not rotate in concert. Much is dependent upon having an aerodynamically and weight balanced aerostabilizer(s) and limits on such balance are described. Damping systems to provide smooth operation and movement of the weight(s) and the aerostabilizers are also offered.

Abstract: An at least partially moveable motor-vehicle outer skin is already known per se. An actuator formed of a polymer and/or ion-exchanging and/or other material exhibiting various conformations is provided so that the outer skin can be moved. This material is moveable as a result of physical or chemical effects. The novel outer skin of a motor vehicle requires no expensive tools for the production thereof. The flat section of the outer skin of the bodywork of a motor vehicle is made of a flexible material. A flexible material such as material for convertible top covers is easily moveable yet the surface thereof cannot be increased. This material is tensed at least over one part of the rib of the motor vehicle, e.g. over a space frame. At least one mechanically moveable adjusting element is provided beneath or on top of the edge of the section enabling the outer skin to be deformed. The adjusting element is normally connected to the rib of the motor vehicle.

Abstract: A spoiler assembly that is adapted to be connected to the hitch of a vehicle. The spoiler assembly includes a coupling member adapted to be coupled with the vehicle's hitch, an intermediate portion extending upwardly from the coupling portion, a spoiler portion having opposite ends that is connected to the intermediate portion, and at least two stabilization members. The intermediate portion has first and second sections that are in a telescoping relationship to provide adjustability in a vertical direction. The spoiler portion includes a cross bar affixed to the second portion of the intermediate portion, a spoiler, and a plurality of adjustment members that are affixed to the spoiler. The adjustment members each have an opening defined therethrough that collectively receive the cross bar. The adjustment members also each include at least one threaded fastener that can be tightened and loosened to allow the spoiler to be movable relative to the cross bar.

Abstract: An improved rear wing structure. The structure includes a rear wing and supporting stands. The rear wing is extendible and suitable for different car specifications. Ornaments can be added on both sides of the panel. There are three supporting stands, firmly attached to the middle and the two sides of the panel, which is fixed onto the trunk by screws and adjustable for the optimum angle of depression and elevation for balancing the center of gravity for the car body. The rear wing can be added with ornaments featuring personal style or fashionable decoration.

Abstract: An air conduction device suitable for a sports car motor vehicle extends in a lateral direction of the vehicle, adjacent to a tail lid. The air conduction device can be moved by an activation device out of a resting position into an operating position and vice versa. In order to optimize the air conduction device in functional and structural terms, it is hinged on the tail lid by a swing arm device which is separably connected with the activation device by means of which the air conduction device is moved out of the resting position into the operating position.

Abstract: An adjustable fairing for a motorcycle has a fairing body, a pivot assembly for mounting the fairing body on the vehicle, and an adjustment knob operative on the pivoting assembly for adjusting the angle of the fairing body while the motorcycle is in operation.

Abstract: In a rear spoiler structure for a vehicle in which a rear spoiler is provided at a rear deck of the vehicle, the rear spoiler is part of a rear glass plate provided at the rear deck of the vehicle, and is comprised of a protrusion that protrudes toward an outward of the vehicle and extends widthwise. The rear spoiler is provided with a depression inside the vehicle, and the depression accommodates a brake lamp. The rear spoiler structure needs no reinforcement for preventing the rear spoiler from loosening and rattling, so as to achieve a simplified construction, facilitates an electric wiring task when the brake lamp such as a high-mounted stop lamp is incorporated, and needs no weathertight sealing structure.

Abstract: An air guiding device is fastened to the front end of the motor vehicle and has a pneumatic operating element in order to displace the air guiding device from an inoperative position into an operative position. In order to protect the pneumatic operating element, for example, from stone throw, during a drive of the motor vehicle, the air guiding device comprises a spoiler lip comprising a flexible and elastic material, the pneumatic operating element being constructed as an inflatable hose which, viewed in the driving direction, is arranged behind the spoiler lip, and the elastic spoiler lip, in its inoperative position, resting under prestress against the front end.

Abstract: A vehicle with movable spoilers, the vehicle having at least one spoiler movable between a minimum-angle position producing a minimum increase in vertical load, and a maximum-angle position producing a maximum increase in vertical load; and a spoiler actuating device for adjusting the position of the spoiler between the minimum-angle position and maximum-angle position as a function of the speed of the vehicle; the spoiler actuating device providing, up to a given maximum speed, for adjusting the position of the spoiler to increase the vertical load as speed increases, and for maintaining the vertical load at a substantially constant given value as long as the speed of the vehicle exceeds the maximum speed.

Abstract: The present invention provides an adjustable airfoil mountable to a vehicle and movable from a first position to a second position. The invention further includes an actuator device coupled to the adjustable airfoil to selectively move the airfoil from the first position to the second position and operatively coupled to a vehicle brake system so that the actuator device is able to receive a signal pertaining to operation of the vehicle brake system, wherein the actuator device moves the adjustable airfoil as a function of the signal. In an embodiment of the present invention, the adjustable airfoil further comprises a remote control device operably coupled to the actuator to provided a second signal, wherein the actuator device also moves the adjustable airfoil as a function of the second signal. In another embodiment, a method is disclosed for operating an adjustable airfoil as just described.

Abstract: The present invention provides an adjustable airfoil mountable to a vehicle and movable from a first position to a second position. The invention further includes an actuator device coupled to the adjustable airfoil to selectively move the airfoil from the first position to the second position and operatively coupled to a vehicle brake system so that the actuator device is able to receive a signal pertaining to operation of the vehicle brake system, wherein the actuator device moves the adjustable airfoil as a function of the signal. In an embodiment of the present invention, the adjustable airfoil further comprises a remote control device operably coupled to the actuator to provided a second signal, wherein the actuator device also moves the adjustable airfoil as a function of the second signal. In another embodiment, a method is disclosed for operating an adjustable airfoil as just described.

Abstract: An open roof construction for a vehicle having an opening in its roof, the front part of which opening can be closed by a first panel which is pivotable about a substantially horizontal axis at the front edge thereof, while the remaining part of the roof opening can be closed by means of at least one slidable second panel, comprises a wind deflecting arrangement that functions as a wind deflector. Said wind deflection arrangement can be moved rearwards and upwards, using suitable driving means, from a position of rest under the first panel to an operative position substantially above and behind the first panel. The wind deflection apparatus may be pivotable about a horizontal pivot that extends substantially transversely to the vehicle.

Abstract: An air flow guiding board structure includes a fixed board, a movable board, two fastening seats, and two elastic connection members. The fixed board is secured to the fastening seats. The movable board is pivoted to the fixed board in conjunction with the elastic connection members such that the movable board is capable of moving up and down in response to the air flow intensity so as to stabilize the body of an automobile in high speed motion.

Abstract: A wing mechanism for selectively exerting a downwardly directed force to a vehicle having a vehicle body. The wing mechanism includes a wing member, a pair of wing tips and a drive assembly. The pair of wing tips are moveably coupled to opposing ends the wing member and arranged to be moved by the drive assembly between a retracted position wherein the wing tips are retracted within a cavity in the wing member and a deployed position wherein each of the wing tips extends outwardly from the perimeter of the wing member.

Abstract: An air drag reducing apparatus for use with a vehicle having a rear end closed by a pair of doors consists of a rectangular shaped panel having a leading edge hingedly connected to the vehicle, the panel extending at about 16 degrees relative to the rearward projection of a side of the vehicle in a drag reducing position. As the door is opened, an element allows the panel to be moved between the door and the side of the vehicle to a position adjacent the side of the vehicle. As the door is moved back from the opened position to a closed position, the element causes the panel to return to its drag reducing position. The rear of a vehicle includes two side panels and two top panels.

Abstract: The present invention is related to a swinging disturbing current board for car and particularly to a swinging disturbing current board for car which is characterized in the disturbing current board body capable of swinging the rear edge thereof to raise up about 30°-60° in an inclined state from its original slightly horizontal state and to light the third stop light disposed on the said rear edge through the actuation of a disturbing current board driving mechanism installed in a holder on one side of the said current board body when starting up the car and foot-operating the brake while driving the car forward, and mainly consists of a disturbing current board body and left and right holders wherein a disturbing current board driving mechanism is disposed on a fixed beam in the holder on one side thereof and such driving mechanism comprises a motor with a decelerating device, an upper chain wheel, a lower chain wheel, a chain, a relay, an upper limit switch, a lower limit switch and a starting capa

Abstract: A drag reducer including a frame hinged to the rear of a vehicle and operable between a position adjacent the rear of the vehicle and a position swung away from the rear of the vehicle to allow access to the rear of the vehicle, and an inflatable bag attached to the frame, operable between a deployed inflated configuration and a stowed deflated configuration, the inflatable bag including at least two converging panels defining an aerodynamic drag reducing structure in the deployed inflated configuration.

Abstract: The present invention provides an adjustable airfoil mountable to a vehicle and movable from a first position to a second position. The invention further includes an actuator device coupled to the adjustable airfoil to selectively move the airfoil from the first position to the second position and operatively coupled to a vehicle brake system so that the actuator device is able to receive a signal pertaining to operation of the vehicle brake system, wherein the actuator device moves the adjustable airfoil as a function of the signal. In an embodiment of the present invention, the adjustable airfoil further comprises a remote control device operably coupled to the actuator to provided a second signal, wherein the actuator device also moves the adjustable airfoil as a function of the second signal. In another embodiment, a method is disclosed for operating an adjustable airfoil as just described.

Abstract: A convertible automobile with a roof that is flexible at least in parts, that can be placed into a rear region of the automobile, particularly a convertible automobile with a hatchback rear, is structured in such a way that a spoiler made of a rigid material, integrated into the flexible roof, is assigned to the roof.

Abstract: Disclosed is a spoiler which constitutes a traveling safety device for a motor vehicle. The spoiler is adapted for controllably diverting airflow which passes over aerodynamic surfaces of a motor vehicle, upon high speed traveling of the motor vehicle.

Abstract: A vehicle with movable spoilers, the vehicle having at least one spoiler movable between a minimum-angle position producing a minimum increase in vertical load, and a maximum-angle position producing a maximum increase in vertical load; and a spoiler actuating device for adjusting the position of the spoiler between the minimum-angle position and maximum-angle position as a function of the speed of the vehicle; the spoiler actuating device providing, up to a given maximum speed, for adjusting the position of the spoiler to increase the vertical load as speed increases, and for maintaining the vertical load at a substantially constant given value as long as the speed of the vehicle exceeds the maximum speed.

Abstract: A wing mechanism for selectively exerting a downwardly directed force to a vehicle having a vehicle body. The wing mechanism includes a wing member, a pair of wing tips and a drive assembly. The pair of wing tips are moveably coupled to opposing ends the wing member and arranged to be moved by the drive assembly between a retracted position wherein the wing tips are retracted within a cavity in the wing member and a deployed position wherein each of the wing tips extends outwardly from the perimeter of the wing member.

Abstract: The present invention provides an adjustable airfoil mountable to a vehicle and movable from a first position to a second position. The invention further includes an actuator device coupled to the adjustable airfoil to selectively move the airfoil from the first position to the second position and operatively coupled to a vehicle brake system so that the actuator device is able to receive a signal pertaining to operation of the vehicle brake system, wherein the actuator device moves the adjustable airfoil as a function of the signal. In an embodiment of the present invention, the adjustable airfoil further comprises a remote control device operably coupled to the actuator to provided a second signal, wherein the actuator device also moves the adjustable airfoil as a function of the second signal. In another embodiment, a method is disclosed for operating an adjustable airfoil as just described.

Abstract: Arrangement for controlling the movement of a rearward-side air guiding system on motor vehicles, the rearward-side air guiding system having a rear spoiler provided on a rearward-side hood and a rear wing connected therewith, and the rear wing being movable by means of the arrangement from a retracted inoperative position into an extended operative position and vice versa. The arrangement for controlling the movement of the rear wing includes at least two telescopic tilt-out devices and one connection respectively between a driving device and the telescopic tilt-out device. The driving device contains a motor and at least one hydraulic cylinder, so that, when the motor (17) is triggered, a pressure is built up in the at least one hydraulic cylinder (18,18′) which can be transmitted to the telescopic tilt-out devices (16,16′) and has the effect that the rear wing (12) is moved against a spring force into its operative position.

Abstract: A motor vehicle has an outer contour around which the headwind flows when driving has associated with it flow-influencing structure to reduce the air resistance of the motor vehicle is known. The flow-influencing structure are movably mounted in a vicinity of the outer contour and can be activated periodically with the aid of drive devices in order to introduce suitably time-dependent disturbances into the flow of the headwind in the vicinity of the flow-influencing structure.

Abstract: Apparatus and methods related to a windblocker sized to fit under a convertible roof of the convertible automobile when the convertible roof is up. The windblocker comprises a substantially transparent, substantially planar main pane sized to extend substantially across the cockpit behind at least two seats of the cockpit and at least two retractable winglets disposed on either side of the main pane that are movably attached to project from the side of the main pane when in an extended position and to extend inwardly from the side of the main pane when in a retracted position. Also, at least two opposing brackets comprising an attachment portion able to securely attach the opposing brackets to the cockpit behind the seats and a receiving portion, such as two opposing slots, sized to releasably and securely receive the main pane.

Abstract: Arrangement for controlling the movement of a rearward-side air guiding system on motor vehicles, the rearward-side air guiding system having a rear spoiler provided on a rearward-side hood and a rear wing connected therewith, and the rear wing being movable by means of the arrangement from a retracted inoperative position into an extended operative position and vice versa. The arrangement for controlling the movement of the rear wing includes at least two telescopic tilt-out devices and one connection respectively between a driving device and the telescopic tilt-out device. The driving device contains a motor and at least one hydraulic cylinder, so that, when the motor (17) is triggered, a pressure is built up in the at least one hydraulic cylinder (18,18′) which can be transmitted to the telescopic tilt-out devices (16, 16′) and has the effect that the rear wing (12) is moved against a spring force into its operative position.