A wire profile comprises a rib portion and a plurality of teeth over the length of the rib portion. The teeth are sloped with a back slope representing the backbone of the teeth and a front slope representing the side in direct contact with fiber. The back slope has a tangent forming a hack angle with the rib portion, and the front slope is divided into at least two segments, a tip segment converging with the back slope to form a tip of the teeth and serving to penetrate between fibers, and an undercut segment to retain the fibers. The undercut segment has a tangent forming an undercut angle with the rib portion, and the undercut angle is at each point in the undercut segment greater than the maximum of the hack angle and smaller than the smallest value of the tip angle.

A wire profile having a rib portion and plurality of teeth over the length of said rib portion, wherein said plurality of teeth is inclined at an angle with respect to the said rib portion, wherein said teeth has a front portion and a back portion, wherein said front portion is the inner portion of the said teeth leaning towards the rib portion and said back portion is the outer portion of the said teeth, and wherein at least one teeth with said back portion comprises at least one nose cut segment.

A railway car air brake hose support bracket has an upper portion with first and second attachment members, a lower portion and an air hose connector. The first attachment member enters into and engages a portion of an accessible compartment of an uncoupling mechanism housing below the coupler head, and the second attachment member is secured to an air brake hose support lug of the railway car coupler. The air brake hose connector engages an air brake hose assembly and suspends this hose assembly from the railway coupler at a predetermined distance above the rail bed. A method of installing the hose support bracket includes positioning the first and second attachment members, securing them in place, and attaching one or more railway brake hose units to the air hose connector, either before or after this positioning and securing of the upper portion of the bracket.

An air mattress apparatus includes an air mattress which comprised of an array of air bladder cells that are individually inflatable to quiescent pressure levels which provide comfortable support for the body of a human, and a pressure-pulse generator controlled by a wave sequence generator for introducing into ordered patterns of air bladder cells a wave-like time sequence of air pressure pulses which vary quiescent pressure levels in the cells, the pressure wave resulting in a traveling wave of support force variation which travels over the surfaces of the pulsed air bladder cells, thus inhibiting formation of bedsores. The wave pattern may optionally simulate water waves and/or rocking motions of a boat to produce relaxing effects.

A wheelchair cushion comprises a dual stiffness fluid. A cushion also comprises an ability to adjust fluid volume.

A wireless access control system may include a remote access wireless communications device and a lock assembly to be mounted on a door. The lock assembly may include a lock, a door position sensor, interior and exterior directional antennas, lock wireless communications circuitry, a touch sensor, and a lock controller. The lock controller may be configured to unlock the lock based upon the touch sensor, determine when the door is closed after being opened based upon the door position sensor, determine whether the remote access wireless device is in an interior or an exterior based upon the directional antennas, switch the lock to the locked position when the door is closed and when the remote access wireless device is in the interior, and not switch the lock to the locked position when the door is closed and when the remote access wireless device is in the exterior.

A wireless access control system may include a remote access wireless communications device and a lock assembly to be mounted on a door. The lock assembly may include a lock, a door position sensor, interior and exterior directional antennas, lock wireless communications circuitry, and a lock controller. The lock controller determine whether the lock is manually unlocked, determine when the door is closed after being opened based upon the door position sensor, and determine whether the remote access wireless device is in an interior or an exterior based upon the directional antennas. The lock controller may also switch the lock to the locked position when the door is closed and when the remote access wireless device is in the exterior, and not switch the lock to the locked position when the door is closed and when the remote access wireless device is in the interior.

The Firearm Alarm is a pressure-plate activated alarm switch to provide a functional and operational response to handguns being handled in a home. The design of the Firearm Alarm allows for mobility and placement in almost any type of setting. The alarm is a high decibel alarm that can access any part of most homes, even through closed doors and walls. The Firearm Alarm also allows for a tiered defense of a firearm such as using it in conjuncture with trigger locks and weapon safes.

A ceiling mount intrusion detector with arbitrary direction detection capability is provided. The detector can include a pyroelectric sensor and a unitary Fresnel lens such that the unitary Fresnel lens includes a first piece of a first full Fresnel lens and a second piece of a second full Fresnel lens and such that the first piece and the second piece are spliced together. Due to the dimensions and location of the unitary Fresnel lens relative to the sensor, the sensor can output a signal indicative of an alarm condition when an object passes in front of the lens at any angle relative to the sensor.

A patient care system and a corresponding method that provide patient monitoring. The system includes a server, at least one patient communication device, and at least one caregiver communication device. The communication devices send receiving signals and notifications wirelessly to/from the server, and may be adapted to be worn on a user's wrist. Notifications can be sent to the caregiver communication device to notify the user to provide care to a patient in response to a patient request for assistance based on defined conditions, which may be proximity based. The server may track all received and sent notifications and may provide analytics of this information to improve quality of healthcare in a facility.

An adaptive algorithm based battery-powered long distance wireless temperature and humidity sensor module. The sensor module uses an adaptive algorithm to transmit data on an event basis and/or a reduced basis to extend battery life to more than 10 years. It also uses a low power wireless transmitter which has frequency of sub-1 GHz and an effective transfer distance of up to 250 meters, a low power temperature and humidity sensor, and a long lasting lithium battery which has shelf life of 20 years.

The present invention comprises an assy PH base at the bottom, a gas combination valve, a reducing bushing unit, a PH perforated cylinder, a tubing unit along with the pilot assembly, PH pan head, a gas combination control assembly, a gas liter unit, a burner assembly and an assy PH emitter grid assembly. A reflector is mounted at the top of the assy PH emitter grid assembly. The present invention provides an automatic ignition system along with ON/OFF switch and the device also has an inbuilt transformer which provides the safety to the user(s). Hence, the present invention is very easy to operate and user friendly.

Gas fired radiant emitter having a premixing chamber for preparing a premix of gas and air; a perforated ceramic plate acting as burner deck; and a pilot burner having a premix gas supply flow tube and two electrodes. The premix gas supply flow tube of the pilot burner extends from the side of the perforated ceramic plate where the premixing chamber is located, into a through hole in the perforated ceramic plate. The premix gas supply flow tube has a gas exit in the through hole in the perforated ceramic plate or at the combustion side of the perforated ceramic plate. The gas fired radiant emitter has features so that in an area of the perforated ceramic plate around where the premix gas supply flow tube extends into a through hole in the perforated ceramic plate, no premix gas flows through the perforated ceramic plate.

A monitor for a natural gas-fired appliance is provided. The monitor comprises: a natural gas cycle-monitor interface configured to receive cycling signals from one or more of: the appliance; and a monitoring device located in the appliance and/or proximal to the appliance; a processor, in communication with the interface, configured to monitor cycles of the appliance based on the cycling signals; one or more indicators, in communication with the processor, configured to provide an alarm when the processor determines that the cycles of the appliance meets a threshold value; a first reset device configured to temporarily reset the one or more indicators to turn off the alarm when actuated, the one or more indicators again providing the alarm after a given time period following a temporary reset; and, a second reset device configured to reset monitoring of the cycles at the processor when actuated.

A blow torch nozzle (10) having a swirler (26) which is bounded by a generally cylindrical shape (42). The swirler (26) a passageway (28, 40) extending through it defined by a wall surface of the swirler (26). A part of the wall surface extends at an angle to the axis of the nozzle (10) to impart a rotary motion to gases which pass through the swirler (26) in use. The wall surface opens out onto a side of the swirler (42) so the wall surface defines a recess (28, 40) extending inwardly from the side of the swirler (26). The swirler (26) may be provided with a short tube or ring (50) which surrounds the swirler (26) and has ends which are substantially flush with those of the swirler (26). The swirler (26) may be held within the tube or ring (50) by means of an interference fit.

A fire starter includes a casing made from a first material a first material having a first time associated therewith that defines a length of time that the casing burns after being ignited. A second material disposed in the casing has a second time associated therewith that defines a length of time that the second material burns after being ignited. An igniter, disposed in the casing and adjacent to the second material, generates a first thermal event to ignite the second material wherein the second material combusts to define a second thermal event that ignites the first material. An actuator is coupled to the igniter and is positioned outside of the casing for activating the igniter to generate the first thermal event.

A wedge apparatus for a stirrup for reducing alleviating pain on a horseback rider's knees and ankles, the stirrup comprising a pair of opposing side bars, a hangar bar portion and a footrest bar, the wedge apparatus comprising (a) a wedge associated with the footrest bar, the wedge having a lateral portion and a medial portion, the lateral portion being thicker than and tapering toward the medial portion; (b) an impact-absorbing material; and, (c) an attachment mechanism for attaching the wedge and the impact-absorbing material to the footrest bar.

A stirrup pad for equitation includes a top member defining a surface for contacting at least a portion of a sole of a rider's foot or footwear and at least one side edge, and a rear member defining a surface for contacting at least a portion of a heel of the rider's foot or footwear. The rear member extends downwardly from the top member side edge. The top member is oriented along a first plane, and the rear member is oriented along a second plane which is substantially perpendicular to the first plane. A front member may be included, extending downwardly from the top member side edge. At least the front member and the rear member include flange elements for removably attaching the stirrup pad to a stirrup.

A printhead cartridge cradle is provided having a frame, a printed circuit board pivotally supported by the frame, a cover pivotally supported by the frame to pivot between a closed position at which a printhead cartridge is secured within the frame and the printed circuit board is pivoted to connect control circuitry on the printed circuit board with a controller of the secured cartridge and an open position at which access for the cartridge with the frame is provided and the printed circuit board is pivoted to disconnect the control circuitry and controller, and a motor operatively connected to a maintenance gear and actuator arrangement and a wiper gear and actuator arrangement for maintaining and wiping a printhead of the secured cartridge under control of the connected control circuitry.

A horse stirrup which also functions as a mounting aid by providing, in the same assembly, a foot supporting platform for riding, as well as a convenient, lower level platform for mounting. The mounting platform, and related structure, also function, in cooperation with the riding platform, to reduce the exposure of the rider to stirrup foot lock in case of a fall.

The present invention is a saddle girth to be used in conjunction with either English or Western saddles. The girth band of the saddle girth is curved and made with an inelastic member which provides a more secure and comfortable fit on the horse. The saddle girth connectors are made of elastic material which allows for expansion of the horse's chest as it breaths. This saddle girth prevents shifting of the girth or saddle while fitting comfortably around the torso of the horse providing comfort and security to both the hose and rider.

A boot accessory for limiting how far a user can push his/her boot into a stirrup comprises an arch for hugging a front edge of the boot; a first hook disposed on the first end of the arch and a second hook disposed on the second end of the arch. The first hook curves outwardly from the first end of the arch and further a first end of the first hook curves back toward the front edge of the boot. The second hook curves outwardly from the second end of the arch and further a first end of the second hook curves back toward the front edge of the boot. A gap exists between the first end of the first hook and the arch and between the first end of the second hook and the arch, wherein the gaps are for engaging sides of the stirrup.

A lifting girdle apparatus for enhancing the performance of a harness racing horse includes a lifting girdle affixed to a harness and sulky at two points on each side of the horse with a clip that attaches to the harness, behind approximately the front quarter of the horse, and with a securing strap that runs vertically towards and around the shaft of the sulky. The securing strap is preferably made to be adjustable, for example by constructing the securing strap as a belt and utilizing a belt buckle. The ability to adjust the distance between the attachment clips and the lifting girdle allows for a trainer to configure the lifting girdle device apparatus for different sized horses for producing an optimum setting for horses of almost any size.

A western safety stirrup is disclosed having an elastic band forming the outer side of the portion of the stirrup wherein a boot is to be placed, held at top and bottom by studs. The upper stud is recessed below the outer side of the stirrup so as not to catch on clothing or brush. The lower stud has a flattened head and protrudes at an angle downwardly, and is attached to the elastic band by means of a leather wrap having holes in each end to place over the lower stud. When outward pressure is placed on the elastic band, it pops off and the boot is released from the stirrup. A leather keeper flap over the band attached at its upper end allows for the elastic to break away while protecting against snagging and provides a more western aesthetic appearance to the stirrup.

According to an aspect of the invention a device for braiding horse hair while minimizing damage to the horse hair is provided. The device includes at least one semi-rigid, resilient material being intertwined with the horse hair into a braid and to form and retain the braid into a decorative shape. In an embodiment, the at least one semi-rigid, resilient material intertwined with the horse hair to form and retain a decorative shape.

A stirrup includes a stirrup leather opening and a foot opening. Above the stirrup leather opening is a top member that includes a number of bends. A first bend is in a first direction, a second bend is in a second direction, opposite to the first direction, a third bend is a first direction, and a fourth bend is in the second direction. The bends in the top member will orient the stirrup iron at an angle relative to the horse, rather than parallel to the side of a horse as in a typical straight or flat stirrup. The stirrup is more stable, reduces pain and stress in the leg, is easier to retrieve, and is safer than conventional stirrups.

A recording head is configured to write and read data sectors to and from a recording medium, such as a heat-assisted recording medium. A read channel is coupled to the recording head. Phase-locked loop (PLL) circuitry of the read channel is configured to detect a change in a phase error at a location of the data sector. The phase error change may be indicative of a mode-hop that occurred while writing the data sector to the medium. The PLL circuitry is configured to determine a phase offset using the phase error. A controller is configured to effect re-reading of the data sector location using the phase offset to recover the data sector location.

Embodiments disclosed herein generally relate to contact at the disk by the recording head in a hard disk drive. In one embodiment, a direct current is applied to an element in a HAMR head. An alternating current is then applied to the element over top of the direct current to cause the HAMR head to dither. By monitoring the head signal at the dither frequency, a touchdown or contact of a NFT on a disk may be detected based upon variations in the produced signal.

There are provided an optical disk and an optical disk recording method which are capable of stable data reading in a case where a recording linear density is increased. According to an optical disk of the present disclosure, a run-in pattern recorded in a groove track and a run-in pattern recorded in a land track are made different patterns so that no great change is caused in the amplitude of an acquired signal due to interference between adjacent recording patterns, and thus, data may be stably read.

A window lifter is provided. The window lifter having: first and second guide rails; first and second sliders for driving a window, the first and second sliders being guided in translation by the first guide rail and the second guide rail, respectively; a cable system for driving the sliders along the first and second guide rails, the cable system comprising a cable extending between the first and second guide rails for connecting to corresponding ends of the first and second guide rails, respectively, the first guide rail comprising a holder for fastening the cable between the two corresponding ends of the first and second guide rails that the cable connects.

A method for manufacturing includes coating a substrate (22) with a matrix (28) containing a material to be patterned on the substrate. A pattern is fixed in the matrix by directing a pulsed energy beam to impinge on a locus of the pattern so as to cause adhesion of the material to the substrate along the pattern without fully sintering the material in the pattern. The matrix remaining on the substrate outside the fixed pattern is removed, and after removing the matrix, the material in the pattern is sintered.

Methods for preventing the transmission of viral and bacterial diseases are disclosed. Disease transmission is inhibited through the application of an antimicrobial film to touchpoints, the antimicrobial film having at least 60 percent copper and being at least 0.0001 mm.

A mask plate for laser irradiation and a method of laser encapsulation using the same are disclosed to improve the display effect of the encapsulated display panel and also the utilization of substrate thereof, so as to reduce the cost. The mask plate includes a laser blocking region and a laser transmitting region surrounding the laser blocking region, wherein the laser blocking region is configured to block laser having a predetermined wavelength; and the laser transmitting region is configured to allow the laser having the predetermined wavelength to transmit there-through; along a direction perpendicular to a surface of the mask plate, a width of a cross-section of the laser transmitting region is smaller than a diameter of a light spot of the laser having the predetermined wavelength.

The invention provides a luminaire for illuminating a road, comprising a light source (10), a reflector arrangement (12) defining a light entrance window (18) at the top to which light is supplied by the light source (10) and a larger light exit window (20) at the bottom, and an optical plate (22) over the light exit window (20). The optical plate (22) comprises an array of elongate prisms which each extend in a side-to-side direction corresponding to the width direction of the road. The reflector (12) is primarily responsible for control of the light output in the road width direction and the optical plate (22) is primarily responsible for control of the light output in the road length direction.

A light emitting diode (LED) module for a light fixture includes a substrate with an upper surface and a lower surface. Various pressure multiplying pads are integrally connected to the lower surface, and each pressure multiplying pad extends away from the lower surface. LEDs are attached to the upper surface, along with a set of conductive lines so that each conductive line electrically connects a corresponding LED to a power inputs. Each of the pressure multiplying pads may be positioned opposite a corresponding LED. A flexible lens cover may cover the upper surface and the LEDs, while leaving the lower surface and pressure multiplying pads exposed so that the pads can contact a heat sink of the light fixture.

An IC-rated airtight luminaire including a housing divided on a vertical plane to form two housing portions releasably coupled to one another to form an open cylindrical lower portion, a heat sink upper housing portion, and a heat conducting lamp assembly adjustment track enclosed within the housing. Disposed within the housing are heat sink walls slidably capturing a slide portion of a lamp assembly. A lamp holder integral with the slide bar includes a lens that directs a beam of light through an opening in a ceiling substrate in which the housing is installed, and an expansion ring rotatingly disposed around the open cylindrical lower portion of the housing engages and secures the housing in a ceiling substrate while also permitting the housing to freely turn within the expansion ring so as to allow adjustment of a beam of light directed from the lamp assembly.

The present disclosure provides improved systems, methods, and computer program products suited to address the issues with legacy approaches. Specifically, the present disclosure provides a detailed description of techniques used in systems, methods, and in computer program products for interpreting relational database statements using a virtual multidimensional data model. Certain embodiments are directed to technological solutions for receiving a relational database statement comprising relational metadata mapped to a virtual multidimensional representation of a subject database, and generating a subject database statement based at least in part on the relational database statement and the virtual multidimensional representation, and configurable to operate on the subject database to produce a visualization result set, which embodiments advance the technical fields for addressing the problem of projecting a multidimensional data view of a subject database on to a relational data analysis environment to enable real time data analyses, as well as advancing peripheral technical fields.

An apparatus, computer-readable medium, and computer-implemented method for visualizing relationships between pairs of columns, comprising identifying a relationship classification corresponding to two columns in a plurality of columns based on a data type of each column in the two columns, applying one or more statistical measures to data in the two columns to generate association data quantifying a plurality of relationships between data values in a first column of the two columns and data values in a second column of the two columns, wherein the one or more statistical measures are determined based at least in part on the relationship classification, and transforming the association data into a visualization, wherein the visualization comprises one or more indicators corresponding to one or more relationships in the plurality of relationships and wherein a layout of the visualization is determined based on the relationship classification.

Networking systems and methods for establishing and maintaining virtual computing clouds are disclosed. A networking system can comprise a server and various instances of a software agent, each agent being installed on a computing device participating in a virtual computing cloud. The server can maintain account setting for a user, wherein the settings can indicate which files on indicated computing devices are included in the virtual computing cloud. The networking system can selectively synchronize data between the computing devices automatically and in a secure manner, and can transmit data in real time to simulate local storage when synchronization of certain files is inappropriate in light of file incompatibility. As a result, the networking system can provide the user with a seamless, automatic system and method for accessing a total computing environment.

A filter system and method use a filter housing that defines an interior chamber and that includes an inlet opening extending into the interior chamber. The outer air flow housing has an outlet conduit through which a flow of air having particles is directed toward the inlet opening of the filter housing along a flow direction toward the interior chamber of the filter housing. The outer air flow housing engages the filter housing such that the filter housing is separated from the outer air flow housing along the flow direction to permit at least some of the air to pass around an exterior of the filter housing and exit the outer air flow housing while the particles in the at least some of the air pass into the interior chamber of the filter housing through the inlet opening.

A mobile purification device for purifying indoor air and/or fresh air, has a holder and a filter element having a particle-filtering and a gas-adsorbing region, the particle-filtering region having a filter medium and the filter element being received in the holder to purify indoor air and/or fresh air containing smoke and/or particles and is useful as a mobile purification device, filtering particle-polluted and/or smoke-polluted indoor air and/or fresh air as effectively as possible, with particulate, emitted contaminants being prevented as far as possible from being discharged from the gas-adsorbing region into a space, wherein the particle-filtering region faces a downstream side of the holder and in that the gas-adsorbing region faces an upstream side, which can be supplied with indoor air and/or fresh air polluted with smoke and/or particles.

A sorbent for CO2 reduction from indoor air from an enclosed space. In some embodiments, the sorbent comprises a solid support and an amine-based compound being supported by the support. The sorbent captures at least a portion of the CO2 within the indoor air. The sorbent may be regenerated by streaming outdoor air through the sorbent to release at least a portion of the captured CO2. The sorbent is structured to allow indoor air to flow therein with relatively low flow resistance and relatively rapid reaction kinetics. Regeneration may be performed at relatively low outdoor air temperatures, thereby minimizing the thermal energy required for regenerating the sorbent.

Methods and apparatuses are provided for detecting parameter. The method includes: acquiring at least one intake air quality parameter of an air intake area of an air purifier and at least one output air quality parameter of an air discharging area of the air purifier; determining a purification parameter corresponding to the intake air quality parameter of the air intake area and the output air quality parameter of the air discharging area; and outputting the purification parameter.

Centrifugal air separators, systems including the same, and methods of separating gas are disclosed. Centrifugal air separators include a separation section configured to separate an input air stream into a clean air stream emitted from an exit port of the separation section and a waste stream emitted from a waste port of the separation section. The separation section includes a coiled duct and is configured to transmit through a duct entrance port a duct input air stream that is at least a portion of the input air stream and to at least partially separate the duct input air stream according to a molecular weight of gaseous components of the duct input air stream into a duct clean air stream that is at least a portion of the clean air stream and a duct waste stream that is at least a portion of the waste stream.

A compressed air drying device that dries compressed air discharged from a compressor includes a dryer and a controller. The dryer includes a drying container, which is filled with a desiccant, and a discharge valve arranged in a discharge port that discharges drainage produced by regeneration of the desiccant. The controller obtains an ambient temperature and controls opening and closing of the discharge valve. When the ambient temperature is a temperature at which freezing occurs, the controller moves the compressed air, which is discharged from the compressor and heated, into the dryer and restricts opening of the discharge valve.

The present invention corresponds to a device for extracting water from the environment by means of a liquid desiccant. The device comprises a means for capturing water from the environment using a liquid desiccant, an extraction chamber, a first duct through which liquid desiccant with water flows from the capture means to the extraction chamber, a second duct through which liquid desiccant flows from the extraction chamber to the capture means, a reservoir for depositing water extracted from the liquid desiccant in the extraction chamber, a third duct through which water flows from the extraction chamber to the reservoir, a means to create a vacuum within the extraction chamber, and a control device that controls the heating element. The extraction chamber comprises a container located at the bottom of the extraction chamber, in which the water captured by the liquid desiccant is extracted and a heating element located within the container

The present invention is an air evacuation apparatus that prevents the accumulation of air inside a swimming pool or spa filter by allowing any air to be removed from inside the filter every time the swimming pool pump is turned on. By allowing air to be removed from the filter, the present invention prevents the build-up of dangerous levels of potential energy caused by compressed air inside the filter that can lead to the violent separation of the filter. More important, the air evacuation apparatus of the present invention allows air to be safely and automatically removed from inside of the filter without interfering with the functionality of the filter.

Provided is an automatic head care system and an automatic hair washing system for caring a person's head in a safe and effective manner without applying a straining force on the person's neck. In order to achieve the object, the following steps are performed in turn: a head receiving step in which a pair of arms 114L, 114R are placed at positions for receiving a person's head 10 on a suppotring body 112; a water washing step in which water ejected from a plurality of nozzles 110 is poured to the head 10 while the pair of arms 114L, 114R are swung; a shampoo step in which washing liquid ejected from the plurality of nozzles 110 is poured to the head 10 while the pair of arms 114L, 114R are swung; and a head care step in which the head 10 is cared by performing the push-rotating of the pair of arms 114L, 114R in the direction of approaching the head 10 so as to bring the plurality of contacts 109 into contact with the head 10 and by swinging the pair of arms 114L, 114R while moving the plurality of contacts 109.

A shower door assembly with an integral directional draining system including a shower door frame having a frame body defining a horizontal drain channel and a plurality of drain holes, at least one side panel having a first end and a second end, the first end of the side panel being sized and configured to be fixedly attached to the frame body and the second end of the side panel further including a hinge mount, and at least one door defining a hinge mount rotatably connected to the hinge mount of the side panel and a door drain channel, the door having an upper portion and lower portion. The door of the present invention flares upward and bows outward such that the upper portion of the door is farther away from the shower door frame than the lower portion of the door.

An agricultural work vehicle includes a vehicle body having longitudinally extending sides. An enclosed engine compartment is configured within the vehicle body. An air inlet is defined in side of the vehicle body for intake of air into the engine compartment. A grain bin forward of the engine compartment includes a grain bin extension skirt mounted above the grain bin. An intake housing is mounted over the air inlet in the vehicle body side and includes a forwardly extending portion mounted alongside the grain bin extension with an inlet opening oriented so as draw air primarily from an area forward of the engine compartment and above the vehicle body.