Abstract: In an airbag system, an airbag obtained by closing each of opposite end portions of a folded metal tube with an end cap is attached to an attachment surface of a front pillar, and the airbag is deployed along the front pillar with a gas produced by an inflator. Therefore, a pedestrian who collides with the front pillar can be protected by the airbag. Since the portion of the airbag, which is away from the end cap toward an intermediate part of the airbag in a longitudinal direction of the airbag by a predetermined distance, is connected to the attachment surface, which is located outside the end cap in the longitudinal direction of the airbag, with a stay being interposed in between, the difficulty in an inflation in a part of the airbag in the vicinity of each end cap, due to the end cap being pressed against the attachment surface when the airbag is inflating, is prevented.

Abstract: A connecting arrangement for connection of an airbag module to a steering column of a vehicle. The connecting arrangement having a first connector located on the airbag module and a second connector located on a component connected to the steering column. The first and second connectors having electrical contacts for the airbag module and/or electrical controllers located on a steering wheel of the vehicle. The first and second connectors being mutually formed such that they automatically connect as the airbag module is being connected to the steering column.

Abstract: The curtain airbag includes: a curtain bag section configured with cloth panels joined in a bag shape, housed prior to use in a folded state in a vehicle roof side edge section and deploying and inflating downwards when injected with deployment gas; a collision detector for detecting a collision and/or signs of an imminent collision of the vehicle; a gas generator for supplying the deployment gas to the curtain bag section in response to a detection result of the collision detector; and a guide member configured with a cloth panel, rolled up from the bottom of the curtain bag section that has been folded prior to use, via the vehicle width direction inside towards the top of the curtain bag section, the guide member being disposed at a position overlapping with the vehicle front-rear direction position of an interior member provided inside the vehicle compartment.

Abstract: A supporting foot for vehicles, such as semi-trailers or the like, comprising a foot element with a resting portion for resting on an underlying surface, and a compensating element for receiving a support unit and for compensating a positional offset of the supporting unit with regards to the foot element, wherein the support unit comprises a first supporting element and a second supporting element telescopingly coupled with the first supporting element, the second supporting element is movable between a first and a second position with respect to the first supporting element, and wherein the first supporting element is in engagement with the foot element when the second supporting element is in the second position.

Abstract: A seat belt system in motor vehicles includes a seat belt disposed at a front seat and a shoulder-belt portion and a lap-belt portion, which at its outer anchorage point, is retained in the area of a door sill of the motor vehicle on a belt tensioner that is connected to the lap-belt portion via a connecting device. The connecting device is disposed out of view below a door-sill molding.

Abstract: A mounting concave portion with a predetermined depth is formed on a gas-pressure-receiving-side surface of a piston. Further, a plate-like sealing member includes a mounting convex portion which is erected at a position meeting with the mounting concave portion on the gas-pressure-receiving-side surface of the piston. When the piston and the sealing plate are assembled together, the mounting convex portion is fitted in the mounting concave portion. By merely pushing the mounting convex portion in the mounting concave portion, the sealing plate and the piston can be integrated, which improves productivity in assembly. Further, the sealing plate will not get twisted, deviated or displaced due to friction against inner wall of the pipe cylinder when the sealing plate and the piston are integrally inserted in the pipe cylinder. Deterioration of sealing function due to improper mounting of the sealing plate can be avoided.

Abstract: The current disclosure presents a ski-pole coupling assembly wherein the attachment point is permanently housed on the ski, does not interfere with skiing activity, and does not become impaired by ice and snow. The current disclosure has a pair of brackets on each ski placed proximate the ski bindings. The brackets are of such height that, when placed on the brackets, the poles are not hindered by the bindings. The poles are removably affixed to the brackets by a flexible securing member, attached to the brackets. The securing members could be attached to the brackets by a number of different methods, such as by snaps, clips, rivets, etc. or a combination thereof.

Abstract: A method for pre-planning a funeral comprising a memorial book with special features to summarize thoughts, wishes, memories, and plans after one's death is herein disclosed. The memorial book allows a person to plan for their funeral services while also serving to preserve a person's memory through their own thoughts, remembrances and memorabilia. The memorial book comprises a plurality of pockets binder and multiple sections that contain personal and important information. With all such information gathered in a single place, it relieves the next of kin from having to make difficult decisions that have already been made by the deceased.

Abstract: The invention relates to a security foil consisting of two or more carrier substrates which have at least one optically active structure and at least two metal layers, wherein the security foil is composed as follows: a) a first carrier substrate, b) a first radiation-curable paint layer into which an optically active structure is incorporated, c) a first metal layer, d) a protective paint layer, e) an adhesive layer, f) a second carrier substrate, g) a second radiation-curable paint layer, h) a second metal layer, i) optionally a protective paint layer, and k) optionally an adhesive coating, and wherein the adhesion between the layers g) and h) or f) and g) is significantly lower than the adhesion between the remaining layers.

Abstract: A privacy cover system for efficiently increasing the privacy of an information card by reducing the visibility of the card at offset angles. The privacy cover system generally includes a privacy cover to attach to an information card over at least a portion of information upon the information card, wherein the privacy cover aligns with the information of the information card. The privacy cover is adapted to allow viewing of the information of the information card through the privacy cover over a first range of angles (i.e. viewing angles) and is adapted to prevent viewing of the information of the information card through the privacy cover over a second range of angles (i.e. restricting angles) by distorting the information.

Abstract: A tamper-proof security element includes at least one polymer spacer layer and two metal cluster layers. One or more of the layers, in addition to their function, fulfills a security feature in their color-shift set-up.

Abstract: A privacy cover system for efficiently increasing the privacy of an information card by reducing the visibility of the card at offset angles. The privacy cover system generally includes a privacy cover to attach to an information card over at least a portion of information upon the information card, wherein the privacy cover aligns with the information of the information card. The privacy cover is adapted to allow viewing of the information of the information card through the privacy cover over a first range of angles (i.e. viewing angles) and is adapted to prevent viewing of the information of the information card through the privacy cover over a second range of angles (i.e. restricting angles).

Abstract: A pipe and connector assembly of an appliance is provided. The assembly has a pipe for connecting to a fluid system of the appliance; a transition section fluidly connected to the pipe; a connector portion for connecting to the external fluid supply by way of a twisting motion between the external fluid supply and the connector portion; an anti-torque plate fixed rigidly to the transition section, the anti-torque plate having an engagement area; and a shoulder element for attaching the anti-torque plate to a chassis of the appliance. A shoulder portion of the shoulder element is positioned to engage the engagement area of the anti-torque plate such that movement of the anti-torque plate in a plane that is parallel to the twisting motion is restrained by the shoulder portion engaging the engagement area, and movement of the anti-torque plate is permitted along a length of the shoulder portion.

Abstract: The disclosure relates to a quick connector for fluid lines, including: a connecting piece which is adapted to be plugged in a sealing fashion into a receiving opening of a counterpart and to be lockingly engaged, via a latch, with the counterpart, the quick connector having at least one support for supporting the connecting piece on the counterpart such that it is secured against tilting. In order to provide a certain mobility of the quick connector also in the condition of locking engagement, the support can be movable relative to the connecting piece.

Abstract: A connecting system is accordingly provided for a line tube, which can be pivoted about a rotation axis of a solar-thermal installation, which line tube is filled with a carrier fluid, wherein the line tube extends between two ends and is connected, for transportation of the carrier fluid, at a first end via a flexible tube connection to a fixed-position fixed line and at its second end via at least one connection means to a further line tube. According to the invention, the line tube is supported such that the flexible tube connection experiences only forces acting at right angles to the rotation axis, and the connection means experiences only forces acting parallel to the rotation axis.

Abstract: The present application concerns a connecting element for establishing a frictional connection with a neck portion of liquid drug container, like a vial. The connecting element may include a basic structure and contact elements connected with the basic structure that provide contact surfaces for contacting the neck portion. The contact surfaces may be configured to form a receiving space for receiving the neck portion. The receiving space can be enlarged by moving apart the contact surfaces.

Abstract: An end-to-end tubular joint includes first locking pieces cut from the first tube and second locking pieces cut from the second tube, where the cuts have radial cut faces on the axially aligned cuts. The first and second locking pieces are interlocked with lateral extensions of the respective locking pieces bearing against one another and the radial cut surfaces distributed circumferentially around the joint so as to constrain relative movement between the parts. The first locking pieces are welded to the first tube and the second locking pieces are welded to the second tube to form a tube joint. An alternative forms cutouts in the first tube and fits locking pieces into the cutouts that are welded to a second member, such as a second tube or cylinder that fits into the first tube so as to form the tube joint.

Abstract: The present invention relates generally to a sealing system applicable to a ruptured pipe. The invention has application in water main, and oil and gas exploration. It is particularly suited to forming and repairing wellbore casings which may have been damaged in order to alleviate environmental recovery and facilitate oil and gas exploration.

Abstract: A pipe gripping element has an arcuate pipe engaging face with opposite front and rear edges, and an elongated, arcuate tooth extending outwardly therefrom between the front and rear edges. A portion of the pipe engaging face between the front edge thereof and the tooth forms a buttress pocket that retains a volume of pipe material displaced when the tooth is extended into a surface of a pipe. The displaced pipe material forms a load bearing buttress that prevents pipe movement. A pipe joint restraint includes an annular retainer gland, a plurality of pockets circumferentially spaced around the gland, and a plurality of pipe gripping elements operably associated therewith for gripping and restraining a pipe. A plurality of stops are associated with a projecting rim of the pipe joint restraint and limit the distance the projecting rim can be inserted within a second pipe fitting.

Abstract: An assembly for generating electrical and thermal energy has a structure that supports a cogeneration device provided with a combustion engine supplied with fuel, an electric generator driven by the combustion engine, and at least one heat exchanger to heat a fluid for a thermal appliance using the heat produced by the combustion engine; the assembly also has a plurality of storage batteries, which guarantee the continuity of the flow of electrical energy during start-up of the electric generator and during load transients and are housed in a base of the structure.

Abstract: A power distribution system is disclosed. The power distribution system may have a generator, a first load interruption device associated with the generator, and a load powered by the generator. The power distribution system may also have a second load interruption device associated with the load, and a generator controller. The generator controller may be configured to control the generator, determine existence of a fault condition associated with electric service between the generator and the load, and selectively activate the second load interruption device based on the determination. The generator controller may be further configured to determine if activation of the second load interruption device isolated the fault condition, and selectively activate the first load interruption device when activation of the second load interruption device fails to isolate the fault condition.

Abstract: A valve that controls the speed of a turbine that is moved by an oscillating air column. This turbine's speed is constantly being compared with the constant output of a digital oscillator. The deference between this two is an error voltage that is amplified and applied to the servomotor. That will increase or decrease the air flow to meantime the speed of the turbine constant and in phase with the digital oscillator. This valve is placed between the input of the turbine and the output of the pressure chamber or the oscillating air column.

Abstract: An electric power generation system may be constructed of multiple similar generator modules arranged between a rotor and a stator. The rotor may be coupled to and/or integrated with a turbine that is configured to rotate in the presence of a fluid stream such as wind or water. Each generator module may have a rotor portion configured to generate a magnetic field having at least one characteristic that changes with respect to the rotational speed of the rotor. Each generator module may further have a stator portion configured to generate an alternating electric current responsive to the magnetic field. The generated electric current may be controlled by the stator portion of the generator module in order to magnetically control the rotational speed of the rotor and the turbine. Separation between the rotor and stator portions of the generator module may be magnetically maintained.

Abstract: Provided is a wind power generation system intending to suppress an increase of torque when a voltage in a utility grid is restored, and to reduce a load to devices due to the torque. The blade control unit controls the pitch angle of the wind turbine blades such that a rotation speed of the power generator becomes equal to or greater than a synchronous rotation speed when the power control unit de-actuates the operations of the converter and the inverter, and controls the pitch angle of the wind turbine blades such that the pitch angle matches a target pitch angle that is determined based on one of a wind speed, a rotation speed of the power generator, and a requested output power when the power control unit re-actuates the operations of the converter and the inverter.

Abstract: Wind turbine comprising a generator section with a generator rotor and a generator stator. A first air gap is defined between a first surface of the generator rotor and the stator, and magnets and electro conductive windings are provided at opposite sides of the first air gap to create a magnetic field over the first air gap during operation. The wind turbine comprises distance measurement means arranged to measure the radial length of a second air gap defined between a second surface of the generator rotor and a stationary part of the generator section. The second air gap is located at a radial distance from the first air gap at a position where there is no interference of a magnetic field generated by the magnets over the first air gap, and the length of the second air gap corresponds directly to the length of the first air gap. This enables accurate measurement and monitoring of the air gap length.

Abstract: A method of operating a wind power plant during grid loss is disclosed. The method includes powering a blade pitch drive of the wind power plant by an energy storing unit, and adjusting the pitch of the rotor blades of the wind power plant by means of the blade pitch drive, wherein a rotor shaft keeps rotating and the wind power plant enters a self-sustaining power generating mode upon adjustment of the pitch of the blades.

Abstract: A device for conversion of energy of a wave of water comprises a front (11) and a back (12) opposite the front (11), a top (13) and a bottom (14) opposite the top (13), an inlet chamber (15) which has a partition (16), an inlet valve (17) at the front (11) between the top (13) and the partition (16) and an inlet chamber vent (18), wherein the inlet valve (17) allows flow of water in one direction into the inlet chamber (15). An outlet chamber (19) has an outlet valve (20) between the partition (16) and the bottom (14), and an outlet chamber vent (21) positioned between the partition (16) and the top (13), adapted to maintain atmosperic pressure of air in the outlet chamber (19), wherein the outlet valve (20) allows flow of water in one direction out of the outlet chamber (19).

Abstract: It is an object of the present invention to provide a power generator so as to be preferably utilized as a small facility of low capacitance. A power generator comprises a float F that is placed on a surface of the sea, supporting members S, S, . . . that is mounted on the float F, and a movable member M that is supported by the supporting members S, S, . . . and can be movable by the swing motion of the float F caused by waves.

Abstract: The present invention is concerned with a hydroelectric turbine system with aligning means which enables a hydroelectric turbine system, comprising a base and a turbine mounted thereon, to be lowered to the seabed in a running tide while effecting and maintaining stability and a desired orientation of the system.

Abstract: This is a new model of windmill. This new invention thoroughly changes the model of “Horizontal Axle Three Propellers” to the “Special Squirrel Cage made from the Paddle Blade and the Wind Wheel”, this “Portable Wind-driven Alternator” can output great amount of power and become practically useful. This “Portable Wind-driven Alternator” can be installed on ships, trains, automobiles and many other vehicles. This Portable Wind-driven Alternator is not a perpetual motion machine. Although this Portable Wind-driven Alternator's design resistance is very small, this Portable Wind-driven Alternator will charge the battery of vehicles to extend the time of travel, when the vehicles drive with high speed. But is unable permanent to travel. It is safe. It has low cost. And it can also make the contour of the vehicles artistic.

Abstract: The present invention provides a wind-driven rotary device disposed on a wind power generator, and particularly a wind-driven device with vertical vanes that provide effects of wind deflection, omni-direction and wind collection. The wind-driven device is characterized in that: upright columns are disposed above the wind power generator, vertical arc-shaped rotary vanes are disposed at a central position among the upright columns, and each of the upright columns is provided with an arc-shaped wind deflector that is inclined inwards on an inner edge thereof. In implementation of the present invention, a wind collector may be additionally provided on an outer edge of each of the upright columns to increase volume of the wind so that a larger torsional force can be generated by the vanes of the wind-driven rotary device to deliver a better effect of wind power generation.

Abstract: In order to provide a rolling bearing for a wind turbine and a wind turbine which can prevent the deterioration of the lubrication condition even when the rolling bearing receives high load while the inner ring and the outer ring are kept still relative to each other, the wind turbine generator of the present invention for supporting a first member and a second member which rotates relative to the first member, comprises an inner ring to which the first member is fixed; an outer ring to which the second member is fixed; a center ring which is arranged between the inner ring and the outer ring and can rotate independently of the inner ring and the outer ring; rolling elements which are provided between the bearing rings in such a manner that the rolling elements can freely roll; and a center ring drive unit for rotating the center ring.

Abstract: The invention relates to an end turn arrangement in a stator of a dynamoelectric machine. In order to reduce, in a simple fashion, the volume required for the end turns of the form-wound coils, the stator is formed of segments (1) that have a substantially circular arc-shaped cross-section and can be combined into a stator by adding one or more other segments (1) having the same design. Each segment (1) has recesses (6, 7), within which at least one first form-wound coil (3), which is bent outward in the radial direction of the stator in the region of the end turns, and at least one second form-wound coil (4), which is bent inward in the radial direction of the stator in the region of the end turns, are arranged in the form of a tiered winding.

Abstract: A system for generating electricity includes a housing body defining an accommodating space, an oxyhydrogen generating unit, a combustion unit, a turbine unit disposed above the combustion unit, and an electrical generator. The housing body is formed with a top exhaust vent and at least one air entrance both in flow communication with the accommodating space. The air entrance allows air to flow into the accommodating space. The oxyhydrogen generating unit is used for electrolytically converting an electrolyte into oxyhydrogen gas. The combustion unit is operable to burn the oxyhydrogen gas from the oxyhydrogen generating unit for heating air in the accommodating space so as to generate an upward airflow. The turbine unit is to be driven by the upward airflow to rotate. The electrical generator is driven by the turbine unit so as to generate electrical power.

Abstract: Systems and methods of generating power or producing gaseous products generate CO2 as a waste product or as a greenhouse gas. Rather than being discharged into the atmosphere, the CO2 is employed in a bioreactor to enhance the growth of algae. The algae then becomes a commercial product, or it can be consumed as fuel in the generation of power or the production of a gaseous product.

Abstract: The home invasion deterrent system comprising a flush-mounted floor bracket with an aperture for inserting a vertical column assembly. The floor bracket may be mounted over and aligned with a core drilled hole in a (concrete) floor. The vertical column assembly has affixed at the upper end a door stopping plate support arm with a door stopping plate and rubber bumper block mounted to it parallel to an entry door. The door stopping plate is adjustable in proximity to the entry door to a user-preferred distance and secured in position with a locking pin (or threaded means) to allow the user to ascertain a visitor's identity safely without the visitor gaining entry without permission. Other embodiments, kits and method(s) of use are also embodied.

Abstract: A door lock device for an electric household appliance with movable latch, in particular a dryer, where the latch is carried by the door of the electric household appliance rotating on a plane, normally perpendicular to a door rotation axis, including a frame carried in use by the casing of the electric household appliance and provided with striker means for the latch; where the striker means are obtained on a pair of opposite jaws carried by the frame adjacent to each other and movable against the bias of elastic means and where the frame is provided with guiding means for the jaws adapted to cause the jaws to be driven apart from each other in response to a traction exerted in use on the latch, said elastic means and guiding means being arranged so that the movement of the jaws occurs on a plane arranged perpendicular in use to the rotation plane of the latch.

Abstract: A clutch for an electronic door lock includes a primary mover, a pivotal pawl, a first shaft, and a second shaft. The second shaft is axially co-aligned with the first shaft and is rotatably mounted adjacent the rotatable first shaft. The primary mover is selectively actuatable to engage the pawl such that rotation of the first shaft relative to the second shaft by a user pivots the pawl into coupling engagement between the first shaft and the second shaft.

Abstract: The present invention is directed to a method of coating metal articles with a flexible, chemical-resistant, corrosion-resistant, and abrasion-resistant coating that can be optionally formed and optionally electroplated. In some examples, the articles are metal motor vehicle bumpers.

Abstract: A lower grille assembly for connection with a front bumper structure of a vehicle includes a frame and a plurality of widthwise extending grille deflectors extending between sides of the frame, spaced-apart from each other along a height of the lower grille assembly. At least one grille deflector has one or more scoop regions having a trailing edge that extends upwardly such that the trailing edge is located above a leading edge of the scoop region for directing the air flowing by the trailing edge of the scoop region in an upward direction.

Abstract: A crash box for installation between a bumper crossbeam and a side rail of a motor vehicle is made from a longitudinal beam made of a steel alloy having the following composition in weight-%, 0.15 to 0.30% of carbon (C), 0.10 to 0.70% of silicon (Si), 1.00 to 2.50% of manganese (Mn), 0.10 to 0.50% of chromium (Cr), 0.02 to 0.05% of titanium (Ti), 0.001 to 0.005% of boron (B), 0.01 to 0.06% of aluminum (Al), up to 0.50% of molybdenum (Mo), max. 0.025% of phosphorus (P), max. 0.015% of sulfur (S), remainder iron (Fe) including impurities resulting from smelting. The longitudinal beam is hot-formed and press-hardened and then heat-treated at a temperature of 200° C. to 800° C., with a material of the longitudinal beam having a bend angle of greater than or equal to 60° after heat treatment and measured in accordance with DIN EN ISO 7438.

Abstract: A disposable dog waste handling device includes a framework; and a flexible bag, attached to the framework, having a portion capable of lying flat under the dog to capture feces eliminated from the dog, the bag adapted to retain the feces when the device is lifted. The device may be operated by a user using one hand so that, when the user lifts an end of the framework, the bag retains the feces and the user does not feel the eliminated feces. The framework includes a strip of flexible material that forms a loop, and the bag may not detach from the material. The entire device is then thrown away.

Abstract: A robot includes a base, a movable platform, a shaft rotatably connecting the movable platform and the base, three kinematic chains rotatably connecting the movable platform and the base, an end effector defining an air orifice, and a rotary member. The rotary member is rotatably connected to the movable platform, and two opposite ends of the rotary member are connected to the shaft and the end effector, respectively. The movable platform defines an air hole, and the rotary member defines an airflow passage communicating between the air hole and the air orifice.

Abstract: A grasping device for grasping a lens runner system is disclosed. The grasping device includes a support having a connecting rod, four claws arranged around the connecting rod, a driving sleeve, and an actuator. Each claw includes a first end and a second end opposite to the first end and tapers from the second end to the first end. The first end is elastically connected to the connection rod. Each two adjacent claws define a gap for receiving the lens runner system. The driving sleeve sleeves into the claws from the first end. The actuator is supported by the support and configured for driving the driving sleeve to move relative to the second end.

Abstract: A gap hider is provided for closing an opening between the ends of an assist grip and a trim panel, the gap hider fitting into a recess in the ends of the assist grip such that no adhesive or fasteners are needed. The gap hider provides that the trim panel can be deployed from beneath a portion of the assist grip without effecting the side air bag deployment.

Abstract: A blue colored, infrared and ultraviolet absorbing glass composition uses a standard soda-lime-silica glass base composition and additionally iron, cobalt, and additional colorants selected from the group of Er2O3, Cr2O3, CuO, NiO, TiO2, Nd2O3 and combinations thereof. The glass of the present invention has a luminous transmittance of up to 60 percent, a dominant wavelength in the range of 480 to 489 nanometers and an excitation purity of at least 8 percent at a thickness of 0.160 inches (4.06 millimeters). The glass composition can form transparent glass panels that have varying limited LTA from one another as panel sets for mounting in automobiles.

Abstract: A long vehicle window molding which is disposed along a windowpane attached to a window frame of a car body and is fixed to the window pane by a double-sided tape, the vehicle window molding comprising: a window molding main body; a lip portion that protrudes from an end portion of the window molding main body toward a circumference wall portion of the window frame; and the double-sided tape, wherein the double-sided tape is attached to a tape attaching surface of the window molding main body, and wherein a position of a side edge of the double-sided tape and a position of an edge of the tape attaching surface at an opposite side of the end portion of the window molding main body from which the lip portion protrudes coincide with each other along a longitudinal direction of the window molding main body.

Abstract: A linkage lid configuration for a motor vehicle having a displaceable roof configuration, has a movable lid which opens or closes a linkage passage opening and is guided during its movement at least in sections by a displaceable guide track. In order to optimize the linkage lid configuration, there is provision for the displaceable guide track to be configured such that it can be displaced independently of the lid and, in a displacement position, to be moved out of a movement path of a movable component of the motor vehicle.

Abstract: There is disclosed a door lining for a vehicle. The vehicle door lining includes a lining body having a step portion, a decorative component to be combined with the lining body, the decorative component including a periphery having a tip surface and an outer surface extending from the tip surface, and at least one stepped cut-out portion provided at the periphery, the decorative component being combined with the lining body with the tip surface being abutted against an inner surface of the lining body and with the outer surface being surface-contacted with the step portion of the lining body, the stepped cut-out portion extending from the tip surface to the outer surface, and at least one noise-preventing member for preventing noise from being generated by rubbing between the lining body and the decorative component which occurs due to vibration of a vehicle body during driving of the vehicle.

Abstract: Disclosed is a tractor-trailer including a tractor having a lower tractor duct that receives first air from a front of the tractor and channels the first air through a center area of the tractor and down between a set of rear wheels, a trailer having a lower trailer duct positioned below a cargo space and that channels the first air in the lower trailer duct between each set of trailer rear wheels and a lower articulation duct positioned near the set of rear wheels in the tractor that receives air from the lower tractor duct and communicates air to the lower trailer duct. An upper duct is also provided with an articulation duct that channels air through a ductwork at the top of the trailer and tractor. A louver system at the rear of the trailer enables the air in each duct to be channeled and pulled out of the respective duct in such a manner as to reduce drag and eddy currents using the vacuum at the rear of the trailer.