2956results about "Vehicle body streamlining" patented technology

The present disclosure relates to an air flap apparatus for a vehicle, which is improved to prevent an air flap from being rotated by a traveling wind generated when the vehicle travels at a high speed. The air flap apparatus for a vehicle includes a frame disposed behind a grill of a vehicle, an air flap that opens or closes an air inlet formed in the frame, a power transmission unit that is connected to the air flap and rotates the air flap, and a driving unit that is disposed outside the frame and generates power, wherein the power transmission unit includes a link that is connected to the air flap and rotates the air flap, and a loader that is connected to the driving unit, is rotated by the power generate by the driving unit, and stops movement of the link when the air flap closes the air inlet.

Disclosed herein is an active air flap for vehicles, which includes a frame unit having a hollow structure configured to communicate with an outside air inlet of a radiator grill, a flap part connected to the frame unit, and including a flap unit configured to open and close the outside air inlet and a fixing protrusion protruding from both ends of the flap unit, a drive unit configured to provide a driving force to the flap part, a link unit disposed between the flap part and the drive unit to transmit the driving force of the drive unit to the flap part, and a fixing unit configured to restrain the movement of the flap unit closing the outside air inlet on an opening / closing path of the flap unit to prevent the flap part from being pushed or twisted by an external force, wherein the frame unit includes a first guide groove having a straight section and a curved section configured as a single path to guide the opening / closing path of the flap unit, and a second guide groove having a stepped portion spaced from the first guide groove to guide a straight path of the flap unit.

An active air flap of a vehicle according to one embodiment of the present invention includes a frame part which communicates with an outside air inlet of a grill, a flap part including a plurality of flap units which are rotatably connected to the frame part and sequentially open or close the outside air inlet of the grill, a rotary shaft which connects the plurality of flap units to the frame part, and a driven pinion gear connected to the rotary shaft, a driving part which transmits a driving force to the flap part, and a control unit which controls the driving part to be driven.

A vehicular aerodynamic device includes first and second links being coupled via first and second engagement members and integrally rotating, thereby transmitting drive force to an aerodynamic member. The first and second engagement members are coupled to the first and second links, respectively, and integrally rotate by engaging with each other, and rotate relative to each other by external force. At least one of a first coupling portion that couples the first link and the first engagement member and a second coupling portion that couples the second link and the second engagement member includes clutch-side and link-side engagement surfaces integrally rotating by engaging with each other. A second gap between the clutch-side and link-side engagement surfaces in a second relative rotation direction is narrower than a first gap between the clutch-side and link-side engagement surfaces in a first relative rotation direction.

Provided is a vehicle body lower structure. The vehicle body lower structure includes an airflow guiding plate that is arranged on the vehicle body of a vehicle and is movable between a receiving position covering the lower part of the vehicle body and a deploying position protruding downward. The vehicle body lower structure further includes: a shaft member, which extends in the left-right direction of the vehicle, thereby rotatably connecting the front end of the airflow guiding plate to the vehicle body; a belt member, one end of which is connected to the airflow guiding plate and the other end thereof is connected the vehicle body; and an actuator, which is used to wind the belt member. In addition, the belt member is bent when the airflow guiding plate moves from the deploying position to the receiving position.

A diffuser element for the underside of a vehicle comprises in longitudinal vertical section, in sequence from front to rear, a first smoothly and monotonically rising panel, and a second panel, and a gap between the first and second panels, wherein the edge of the second panel adjacent the gap comprises a substantially flat planar section which is offset from and below the plane of the first panel ahead of the gap. This type of gap in the diffuser serves to bleed off the boundary layer from the airflow passing through the diffuser, thus enhancing its effectiveness and improving the downforce that is generated as a result. The gap is preferably located in the front half of the diffuser and can form the entrance to a duct leading to an exit on the rear of the vehicle.

A motor vehicle comprising a rear wheel and a body having a floor arranged to face a ground during use is disclosed, the floor having a rear end portion defining a diffuser to expand an underlying aerodynamic flow, thereby generating downforce, and a rear wheel arch defining an underlying wheel well housing the rear wheel. The motor vehicle further comprises a duct extending through the body from an inlet to an end section having an opening discharging onto the wheel well between the rear wheel and an intermediate portion of the diffuser according to a pitch axis of the motor vehicle.

The cab comprises a driving compartment and a steering mechanism, the driving compartment is provided with a driving cabin and comprises a front portion and side portions located on the two sides of the front portion, wheel openings are formed in the side portions and used for being matched with front wheels, the wheel openings and the front wheels are concentrically arranged, and the steering mechanism comprises a steering wheel arranged in the driving cabin. In the X direction, the value range of the maximum size L4 of the driving compartment is larger than or equal to 1550 mm and smaller than or equal to 1950 mm, the distance between the center point of the steering wheel and the center point of the wheel opening is L11, and the value range of L11 is larger than or equal to-65 mm and smaller than or equal to 335 mm. Wherein L11 is a negative value when the center point of the steering wheel is located on the side, close to the front portion, of the center point of the wheel opening, and L11 is a positive value when the center point of the steering wheel is located on the side, away from the front portion, of the center point of the wheel opening. According to the cab in the embodiment of the invention, the layout of the cab can be reconstructed, a design space is reserved for forming a streamline structure at the front part of the cab in a limited space, and the design of the low-wind-resistance cab is conveniently realized.

The invention discloses a cab. The cab comprises a driving compartment. The driving compartment body comprises a front portion and side portions located on the two sides of the front portion. The maximum size of the driving compartment in the X direction is L4, and the value range of the L4 meets the condition that the L4 is larger than or equal to 1550 mm and smaller than or equal to 1950 mm. The front part comprises a windshield part, the windshield part is obliquely arranged relative to the vertical plane, the inclination angle is alpha 1, and the value range of alpha 1 meets the condition that alpha 1 is larger than or equal to 15 degrees and smaller than or equal to 25 degrees. The front portion further comprises a first area portion and a second area portion which are located below the windshield portion in the Z direction, and the second area portion is located between the first area portion and the windshield portion and connected with the windshield portion. And in the Z direction, the second area part is obliquely arranged relative to the vertical plane, the inclination angle is alpha 2, and the difference value between the inclination angle alpha 1 of the windshield part relative to the vertical plane and the inclination angle alpha 2 of the second area part relative to the vertical plane meets the condition that alpha 1-alpha 2 is larger than or equal to 0 degree and smaller than or equal to 5 degrees. According to the cab in the embodiment of the invention, the front part of the cab can form a streamline cab structure with low wind resistance in a limited space, and the design of the cab with low wind resistance is realized.

A vehicle capable of traveling with a embossed surface of a directionality pattern includes a vehicle body and an under cover member. The under cover member is disposed on one or both of a front portion and a rear portion of a lower surface of the vehicle body. The embossed surface of the directionality pattern is formed on a plane portion of the under cover member. The embossed surface of the directionality pattern is configured to accelerate an airflow along a fore-and-aft direction of the vehicle body.

A method for downforce control includes receiving sensor data from sensors, using a feedforward control to determine a first requested normal force at the first axle of the vehicle and a second requested normal force at the second axle of the vehicle and the sensor data, using a feedback control to determine a first requested normal force adjustment at the first axle of the vehicle and a second requested normal force adjustment at the second axle of the vehicle using the sensor data, fusing the first requested normal force at the first axle of the vehicle with the first requested normal force adjustment to determine a first-adjusted normal force request at the first axle, and fusing the second requested normal force with the second requested normal force adjustment to determine a second-adjusted normal force request at the second axle.

The cab comprises a driving compartment body and a vehicle door, the driving compartment body comprises a front portion and side portions located on the two sides of the front portion, wheel openings are formed in the side portions and used for being matched with front wheels, the wheel openings and the front wheels are concentrically arranged, the vehicle door is connected to the side portions and can be opened relative to the side portions, and the vehicle door comprises a front edge and a rear edge which are arranged in the X direction; in the X direction, the front edge and the rear edge of the vehicle door are located on the two sides of the center point of the wheel opening respectively, in the X direction, the distance between the rear edge and the center point of the wheel opening is L1, the distance between the front edge and the rear edge is L2, and the ratio a of L1 to L2 is larger than or equal to 0.65 and smaller than or equal to 0.95. According to the cab, the man-machine design of the cab can be optimized, the driving comfort and getting-on and getting-off convenience of a driver are improved, furthermore, the driving length requirement and / or the cab wind resistance design requirement can be considered while the man-machine design of the cab is optimized, and the streamline cab with low wind resistance is formed.

An air guiding element with a surface element and a longitudinally displaceable carrier element. The surface element is articulated to the carrier element in a movably mounted manner, furthermore with a drive element with a gearwheel. The carrier element can be driven in a longitudinally displaceable manner by the gearwheel transmission in such a way that a rack of the gearwheel transmission is connected to the drive element in a drivable manner via a spur gear and the rack is in driving connection with the carrier element.

An coaxial keg connector comprising a main body (1) made of plastic and having a first inlet port (3) and a second inlet port (3) receiving a stem (2). A coaxial outlet (10) comprises an outer outlet port (11) in communication with the first inlet port (3) and an inner outlet port (12) in communication with the second inlet port. The stem (2) comprises a tubular body with a main axis (31) with an inlet and a connector for attachment to the keg at one end. The second end of the stem opposite to the first end has an outlet in fluid communication with the inner outlet port (12) and comprises a ball joint (61) rotatably mounted in and sealed with respect to the main body (1) so as to be rotatable (12) about the main axis (31) of the tubular body and rotatable (67, 68) to a limited extent about axes perpendicular to the main axis.

A vehicle comprising having a vehicle body including a lower side, a rear quarter window and a rear spoiler garnish, the vehicle defining an inner passenger compartment; a D-pillar garnish configured to be mounted on the vehicle body between the rear spoiler garnish and the lower side of the vehicle, the D-pillar garnish including an outer garnish body having a first predetermined curvature portion; and an inner garnish body. The rear spoiler garnish includes an outer rear spoiler garnish and an inner rear spoiler garnish, the inner rear spoiler garnish having a second predetermined curvature portion. A gap is defined between a rear edge of the outer garnish body and a lower edge of the rear spoiler garnish, and the first predetermined curvature portion and the second predetermined curvature portion defining a convoluted flow path through the gap.

An adjustable ride height vehicle aerodynamic system comprises an aerodynamic element ride actuator and an aerodynamic element angle actuator connected in series and mounted in a vehicle. An aerodynamic element is adapted to rest in an inactive stowed position and to move from the stowed position to at least one active deployed position at an angle in relation to a vehicle underbody under the control of the aerodynamic element angle actuator to alter vehicle aerodynamic characteristics. The aerodynamic element ride actuator is adapted to extend and retract synchronously with a respective vehicle ride height increase and decrease, and the aerodynamic element angle actuator is adapted to extend and retract respectively to deploy and to stow the aerodynamic element.

The present invention proposes a control system for an automobile active aerodynamic kit, comprising a front wing component, a rear wing component, and an ECU controller. The front wing component and the rear wing component are respectively mounted on the front and rear of the vehicle body. The front wing component comprises a front wing throttle mechanism, and the front wing throttle mechanism is used to control the opening and closing of the front wing throttle channel; the rear wing component comprises a rear wing, a left rear wing throttle mechanism, and a right rear wing throttle mechanism. The ECU controller collects vehicle conditions for logical calculation and judgment, and controls the front wing throttle mechanism, the left rear wing throttle mechanism, and the right rear wing throttle mechanism. The present invention has stable performance and high intelligence, greatly improves the aerodynamic performance of the automobile and the handling stability of high-speed cornering, and has good application value.

METHOD FOR MANAGING A SYSTEM OF PIVOTABLE AERODYNAMIC DEFLECTORS FOR A MOTOR VEHICLE The present invention relates to a method for managing a system of aerodynamic deflectors (4) mounted on a front bumper (2) and arranged in front of front wheels (6) of a motor vehicle (1), said system comprising two deflectors pivoting between: - an open position of the deflectors, in which each of said deflectors projects from the front bumper and is arranged opposite the corresponding wheel; and - a closed position of the deflectors, in which each of said deflectors is longitudinally retracted into the front bumper, remarkable in that said method ensures management of actuation of the pivoting of the deflectors as a function of a driving speed of the motor vehicle and as a function of at least one condition of pressing on a brake pedal (12) of said motor vehicle. (Figure to be published with the abstract: Figure 1)

The present disclosure provides an electric tail wing driving device, comprising: a motor unit, the motor unit can output a rotational motion around a first axial direction; a gear assembly, the gear assembly receives the rotational motion around the first axial direction output by the motor unit and converts it into a rotational motion around a second axial direction; and an output shaft assembly, the output shaft assembly receives the rotational motion around the second axial direction of the gear assembly and outputs the rotational motion around the first axial direction, and the rotational motion output by the output shaft assembly can drive the electric tail wing. The present disclosure also provides an automobile electric tail wing system and an automobile.

The invention relates to an air guide device for a motor vehicle (2), wherein an air guide element (1) is arranged on an outer body skin (3) of the vehicle (2). This air guide element is characterized in that a film hinge (4) is arranged in the outer body skin (3), the film hinge (4) enabling the air guide element (1) to pivot relative to the outer body skin (3). The invention further relates to a motor vehicle (2) comprising an air guide device (1).

A spoiler for a vehicle has a first end and a second end and includes a first bracket, and a second bracket is arranged opposite to the first bracket with a chamber defined between the first bracket and the second bracket. An opening of the chamber defined at the second end. Moreover, A third bracket is disposed at the second end and extends between the first bracket and the second bracket. The third bracket comprises a central bracket structure arranged substantially centrally to the spoiler, covering the opening, and a pair of side bracket structures. Each side bracket structure includes a hinge portion adapted to be displaced between an open position and a closed position. In the closed position, the hinge portion covers the opening, while in the open position, the hinge portion allows access to the chamber through the opening.

An active air flap system for a vehicle is provided. The system includes an exterior surface having at least one or more openings, a housing provided on a rear side of the exterior surface, a flap rotatably mounted on the housing, and a driving section rotating the flap to open and close the openings. The driving section has a dual link structure including a first link moving in a vertical direction and a second link connecting the first link and a flap linkage forming an operating shaft of the flap, so that when the flap is operated, the rotation angle of the flap is increased, and interference between the flap and the bumper is prevented from occurring.

The present invention relates to a vehicle air skirt apparatus improved to prevent generation of a gap between a second skirt and a control unit after the second skirt is rotated. The vehicle air skirt apparatus includes a housing unit in which a withdrawal hole is formed, a skirt unit including a first skirt which is movably disposed in the housing unit and allowed to protrude outward from the housing unit through the withdrawal hole and a second skirt which is rotatable to be tilted after the first skirt is completely withdrawn, and a support unit which moves in the same direction as a moving direction of the first skirt and rotatably supports the second skirt tilted after the first skirt is completely withdrawn.

An aerodynamics control system for a vehicle may include a repositionable aerodynamic device disposed at a portion of the vehicle, a controller operably coupled to components or sensors of the vehicle to receive information including vehicle performance data and position information for the aerodynamic device, and a vehicle location sensor determining location information for the vehicle. The controller stores the vehicle performance data and the position information in association with the location information for each of a plurality of locations. Responsive to detecting an approach of the vehicle to one of the locations, the controller provides a control instruction to position the aerodynamic device based on recorded vehicle performance data and recorded position information associated with the one of the locations.