Abstract: A fully enclosed paperboard carton having a top, a base, a pair of oppositely disposed sides and a pair of oppositely disposed end panels. Each end panel being substantially planar and perpendicular to the base and top. Each side having a lower portion that is substantially planar and perpendicular to the base and an upper portion that is substantially planar and tapers inwardly towards its edge connection with the top.

Abstract: A remote code reader system sends a code read by a code reader to an appropriate function by utilizing identification information assigned specific to a client in order to select a function. A barcode reader and a host computer connected to a network are included therein. An ID (pen ID) of the barcode reader 1 and a barcode as read are transmitted to the host computer through a terminal connected to the network. The host computer decodes the received pen ID to select a CGI which conforms to the pen ID, and sends the barcode to the CGI 9 as selected in order to make the CGI process it.

Abstract: A ballistic nomograph for determining a firing solution for small arms fire includes a first member and a second member. Alignment of first indicia on the first member with the first indicia on the second member aligns the value of a range to a target with a first environmental condition to align a first adjustment value with an indicator positioned on the first member to provide a firing solution adjustment to a user. A method of determining a firing solution for a small arm by manually manipulating a ballistic nomograph includes determining environmental conditions and aligning the value of a range to a target with a value of environmental condition. The method also includes visually identifying a firing solution adjustment value that corresponds to the particular combination of the range to the target and environmental condition, and making a firing solution adjustment based on the firing solution adjustment value.

Abstract: An electronic device determines to transmit an image including a matrix code to a display, receives input specifying to alter the matrix code, generates an updated image according to the input, and transmits the updated image to the display. The device may alter a size and/or position of the matrix code, a display duration and/or complexity of the matrix code, and so on. The device may generate the matrix code and modify it in response to input, receive different matrix code versions and select a different version in response to input, receive the image including the matrix code and generate a replacement to overlay over the image, and so on Additionally, independent of input, the device may receive an image, detect an included first matrix code, generate a second matrix code based on the first, and generate an updated image by adding the second matrix code to the image.

Abstract: An anti-counterfeit system comprises an item with at least one marker affixed thereto. The marker comprises a chemical signature having at least one chemical, and indicates the source of the item. The marker is detectable in the item to reveal whether the item is authentic or counterfeit. In at least one embodiment, the marker comprises a chemical signature that is unique to a particular entity and is affixed to items authentic to that entity. Further, a method of determining the authenticity of an item comprises isolating an item for testing, determining the presence of a marker, analyzing the marker for a chemical signature, comparing the results of the analysis to a chemical signature unique to a particular entity, and determining from the comparison whether the item is authentic or counterfeit. In some embodiments, the method further comprises quantifying the results of the analysis, such as the chemical(s) discovered therein.

Abstract: According to one embodiment, a code reading apparatus includes an image capturing unit, a determining unit, and a notifying unit. The image capturing unit captures an image picked up by an image pickup unit. The determining unit determines whether the image captured by the image capturing unit satisfies a condition for extracting code data from a code symbol. The notifying unit notifies, if the determining unit determines that the image does not satisfy the condition, a cause that prevents satisfaction of the condition or a method of improving the image pickup.

Abstract: A method, apparatus, and system for decoding and recognizing barcode information by using a general camera such as one in a mobile device is disclosed. The invention uses a set of compact point spread functions (PSF) with a squared-shape distribution to restore blurred barcode image for quick and efficient decoding and recognition. Image pre-processing methods are applied to reduce noise and normalize pixel grayscale. On each normalized image, the invention checks if the image contains barcode lines. If there is a barcode, the invention tries to identify the beginning and ending positions of the barcode. The invention selectively decodes multiple scan lines across the barcode and match against predefined barcode models. The best matched barcodes are saved in the history buffer.

Abstract: A method for producing a portable electronic object having contact pads arranged on a plane with a thickness which differs from the thickness of a standard smartcard. The object is electrically connected to data transfer station connectors, by delivering a data transfer station having an electric probe connector and submitting the object to the data transfer station in such a way that the contact pads thereof are accessible to the electric probes in a direction perpendicular to the plane. Objects obtainable include UBS keys or PCMCIA cards or readers.

Abstract: There is provided an image capture apparatus and method. An image capture device can be used in the decoding of a decodable indicia, e.g., bar code symbols and/or text characters and can further be used in the capture of one or more images that may or may not be subjected to decoding processes. In one embodiment, an image captured with use of an image capture device is an image of an item bearing a decodable indicia. In one embodiment, an image capture device can have a plurality of user selectable modes of operation.

Abstract: A portable, cordless hand-held device for locating an active electronic article surveillance (EAS) device, managing the activation/deactivation status of the EAS device and logging information relating to alarm events triggered by the EAS device. The device includes an EAS detector for detecting the presence of an EAS tag or label, a state manipulator for manipulating the activation/deactivation state of the detected active EAS label, at least one data capture device for capturing data related to the alarm event, and a memory for storage of the captured data.

Abstract: A method for decoding a decodable symbol using an optical reader having a 2D image sensor that is configured to operate in a partial frame capture operating mode. In a partial frame operating mode, the reader clocks out and captures at least one partial frame of image data having image data corresponding to less than all of the pixels of an image sensor pixel array. In one embodiment, the reader operating in a partial frame operating mode captures image data corresponding to a linear pattern of pixels of the image sensor, reads the image data, and attempts to decode for a decodable bar code symbol which may be represented in the image data.

Abstract: A hand held device containing at least one camera can perform various functions. In some embodiments, digitized images taken with two or more camera lenses having different fixed focal lengths may be combined to emulate a high-resolution optical zoom, and may also permit the device to perform 3D applications. In other embodiments, a device containing a camera may perform as a bar code reader, and may wirelessly transmit and/or visually present a bar code to other devices. Movable optics may permit the same camera to focus on either distant objects or on a close-up bar code.

Abstract: An optical-information-reading apparatus includes an imaging optical system having a varifocal lens that adjusts a focal position, a solid-state image sensing device that images a code symbol, a ranging laser that measures a distance to the code symbol, and a decoder that calculates the distance to the code symbol using the ranging laser. The apparatus controls the varifocal lens based on calculated distance information.

Abstract: A method of operating an indicia reader network comprising the steps of: reading an information bearing indicia of an item with a hand held indicia reader having a first wireless transceiver and generating therefrom an encrypted data message in accordance with a FIPS standard; transmitting the encrypted data message from the indicia reader to a base unit having a second wireless transceiver; decrypting the data message within the base; and transmitting the decrypted data message to a host device, wherein the network is configured so that the indicia reader and the base unit have a linking mode in which a base address of the base unit is sent to the indicia reader, and a reader address is sent to the indicia reader and a request to link is sent to the base unit by way of an encrypted wireless communication between the second wireless transceiver and the first wireless transceiver.

Abstract: A financial transaction card includes a first member, a second member, a side wall, at least one substantially rigid connection member, and an account identifier. The first member defines a first panel, and the second member defines a second panel. Each of the first panel and the second panel are substantially planar. The side wall extends between the first panel and the second panel such that the first panel is spaced from the second panel to define a void between the first panel and the second panel. The at least one substantially rigid connection member extends through the first member and interfaces with the second member to at least partially couple the first member to the second member. The account identifier associates the financial transaction card with an account or record having a value associated therewith. Other cards, assemblies and associated methods are also disclosed.

Abstract: A method includes applying coded personal information for an individual on a rear surface of a card, printing personal information for the individual on a printed product, and adhering the rear surface of the card to an exterior surface of the printed product. The printed product can be mailed without protective packaging covering the card.

Abstract: In a wireless tag with which a wireless communication system whose electric power of a carrier wave from a R/W is high, an overvoltage protection circuit is provided to prevent from generating excessive electric power in the wireless tag when the wireless tag receives excessive electric power. However, as noise is generated by operation of the overvoltage protection circuit, an error of reception occurs in receiving a signal whose modulation factor is small. To solve the problem, the maximum value of generated voltage in the wireless tag is held in a memory circuit after the overvoltage protection circuit operates, then the overvoltage protection circuit is controlled in accordance with the maximum value of generated voltage. The voltages at which the overvoltage protection circuit starts and stops operating are different from each other, and hysteresis occurs between the timing when the overvoltage protection circuit starts and stops operating.

Abstract: An electronic payment system is configured to process both proximity payment card type and magnetic stripe card type transactions. The magnetic stripe card transaction data is communicated between cards, readers, and transactions authorizing or approving parties in common industry ISO 7811 standard data structures or tracks. The proximity payment card transaction data such a dynamic authentication codes are placed in unused space in the same standard formatted data structures. The availability of unused space varies with card issuer or vendor. An issuer-specific bitmap provides an index to the available space in discretionary data fields in magnetic stripe tracks. The bitmap also is stored in the card's discretionary data field.

Abstract: A RF tag includes a resonant circuit structure and a RF device. The resonant circuit structure includes a first conducting layer; a second conducting layer spaced apart from the first conducting layer; and two conducting base portions respectively connecting two ends of the first conducting layers and two ends of the second conducting layers. A slit is formed on the first conducting layer and the RF device is electrically coupled to the first conducting layer and disposed over the slit.

Abstract: The contactless electronic device (12) comprising a near-field communication antenna (18), a microcircuit (20) connected to the antenna (18) and a magnetic shielding layer (24) arranged so as to extend substantially facing the antenna (18). The antenna (18) and the microcircuit (20) are combined into a module (26) and the device (12) comprises a body (16) comprising and open cavity (30) on one of its faces in which are housed the module and the shielding layer in such a way that the shielding layer closes off the cavity.

Abstract: A financial card having a body with a front surface and a back surface and a primary account number associated with a primary account of a user of the financial card, the card including a magnetic strip positioned on the back surface configured for magnetic encoding including the primary account number. The magnetic strip includes a user definable portion for providing a selectable discretionary encoding thereto. The card also includes a user interface having at least one user input device positioned on the body of the financial card. The user interface is configured for receiving input from the user at a time of use of the financial card selecting a particular account indicator from among a plurality of account indicators each of which is associated with the primary account.

Abstract: A machine-readable optical code formed on a substrate includes a first code having a plurality of first elements formed on or in the substrate, the first code specifying first information, wherein one or more of the first elements includes a second code on or in the substrate, the second code including a plurality of second elements specifying second information, and wherein the first code and the second code are machine-readable optical codes.

Abstract: A shutter control system comprises a shutter closing module and a regenerative braking control module. The shutter closing module selectively closes a shutter to decrease aerodynamic drag on the vehicle based on at least one of a brake pedal position, a state of charge of an energy storage device, and a throttle position. The shutter blocks airflow into an engine compartment of the vehicle when closed. The regenerative braking control module controls a motor generator to perform regenerative braking when the shutter is closed.

Abstract: The present invention provides an air conditioning system that is capable of treating a conditioned space by treating outdoor air from outside the conditioned space and return air from inside the conditioned space, and mixing the outdoor air with the return air to form supply air for the conditioned space, the air conditioning system including an outdoor air latent cooling treatment stage configured to provide parallel airflow with a return air sensible cooling treatment stage, and a means for mixing outdoor air with return air to form conditioned space supply air, wherein the outdoor air latent cooling treatment stage includes at least a dehumidification heat exchanger, combination pre-cooling and heat reclaim heat exchangers, and a heat transfer pump, and the return air sensible cooling treatment stage includes at least a sensible cooling heat exchanger.

Abstract: An apparatus for producing a mass of water vapor includes a water film maker and a device which prevents the water film maker from drifting. The water film maker floats on a surface of a water source and absorbs water of the water source by virtue of a capillary mechanism or a moisture-holding ability to make a thin water film on a surface of the water film maker. The thin water film is exposed to sunlight. The water film maker comprises a first hollow body capable of being filled with air, and a sheet having said capillary mechanism or having said moisture-holding ability, said sheet covering said first hollow body. Water in the thin water film is vaporized by sunlight energy to thereby produce a mass of water vapor in the sky.

Abstract: A decorative portable natural stone waterfall containing an integrated planter and a water distribution system is disclosed. The waterfall is made of natural stone, but is small enough to be portable. The waterfall contains a planter integrated within the main body of the waterfall which is designed to contain a living plant. There is also a water distribution system that contains a water inlet, a distribution chamber and a multiplicity of water distribution tubing that supplies water to the face of the waterfall. In one configuration there is also a pump and a means for recirculation the water, and in another the water is supplied by an external source. In one configuration the water is supplied to the top section of the waterfall, and in another configuration the water is supplied directly to the face of the waterfall. The invention also consists of a kit comprising the planter with integrated water distribution system, along with stone and mortar for constructing the waterfall.

Abstract: A nebulizing element for liquid substances for coupling to procurement elements, includes at least one membrane with a microperforated area; at least one piezoelectric element connected to an electronic circuit and coupled to the membrane to cause it to vibrate; at least one first and one second support that can be placed on top of one another and create, on their interior a compartment to contain the membrane, the piezoelectric element, and a space of limited dimension for the liquid to be nebulized, created beneath the membrane. The second support has an opening for the nebulized liquid outlet, located in correspondence with the perforated area of the membrane. The nebulizing element also includes at least one collector for the liquid that flows from the porous element to the collector itself by capillary action; at least one capillary opening to allow in the liquid to be nebulized and at least one outlet opening to aid air circulation.

Abstract: A modular coatings sprayer includes a valve housing in which there is defined a nozzle orifice and a valve-shaft bore opposite the nozzle orifice. A housing side wall extends between the orifice and bore and defines an internal fluid passage. The side wall includes an opening through which pressurized fluid is introduced into the fluid passage. A valve including a valve shaft with opposed back and nozzle-closing ends is sealably supported within the bore such that (i) the nozzle-closing end is situated within the housing and the back end is situated external to the housing and (ii) the valve shaft can axially reciprocated between a first position in which the nozzle-closing end does not seal the nozzle orifice and a nozzle-closing position in which the nozzle-closing end seals the nozzle orifice such that pressurized fluid within the fluid passage is prevented from exiting through the nozzle orifice.

Abstract: An irrigation emitter is provided for delivering irrigation water from a water supply conduit, such as an irrigation supply tube, pipe, or other water supply apparatus, at a low volume or drip-like flow rate. The emitter operates generally through the use of a reduced size orifice and a relatively long tortuous flow channel that cause a pressure reduction between the water supply conduit and an emitter outlet. The emitter includes an inlet for tapping a portion of the water flow from the water supply conduit and, when the water pressure is above a predetermined minimum level, directing the flow to and through the flow channel for subsequent discharge to a desired location. The emitter also may regulate to accommodate for changes in supply pressure. The emitter also may include multiple emitter outlets.

Abstract: Methods and systems for enhancing fluidization of nanoparticle and/or nanoagglomerates are provided. A fluidization chamber is provided with a fluidizing medium directed in a first fluidizing direction, e.g., upward into and through a bed containing a volume of nanoparticles and/or nanopowders. A second source of air/gas flow is provided with respect to the fluidization chamber, the secondary air/gas flow generally being oppositely directed relative to the fluidizing medium. Turbulence created by the secondary gas flow is advantageously effective to aerate the agglomerates and the shear generated by the jet is advantageously effective to break apart nanoagglomerates and/or reduce the tendency for nanoagglomerates to form or reform. A downwardly directed source of secondary gas flow located near the main gas distributor leads to full fluidization of the entire amount of powder in the column.

Abstract: The present invention provides a separation system for a waste foundry sand binder using ultrasonic waves, which can minimize the number of surface treatment processes by inducing interface separation between a foundry sand and a binder, and which further optimizes the working process and reduces the recycling cost of waste foundry sand.

Abstract: A food processor includes a bowl with a removable lid. Food items are advanced into the bowl through a feed tube formed in the lid where they are cut by a cutting blade. A rotating disk is adjustable relative to the blade assembly to vary the thickness of the food items cut by the blade assembly. A mounting arm is positioned below the cutting blade and has a ramp defined therein. The food processor includes an adjustment assembly operable to move the rotating disk relative to the cutting blade.

Abstract: A paper clearing device for a shredder includes a frame, a motor, a gear set, a first rotary shaft, and a second rotary shaft. The first rotary shaft and the second rotary shaft are mounted with several cutting blades and paper guides. The paper guides on at least one rotary shaft are half paper guides. When paper jams in the shredder, the user only needs to issue a paper back command, which causes the rotary shafts to rotate in a reverse direction, causing paper to back away from the cutting region between the cutting blades and instead pass over the respective shaft with the half paper guides, optionally with the assistance of a paper clearing driver, and through an opening at the back, non-cutting side of the respective shaft to fall into a trash bin from which the jammed paper can be readily removed.

Abstract: An apparatus for fracturing polycrystalline silicon has: a pair of rolls which are rotated in a counter direction each other around parallel axes; and a plurality of fracturing teeth protruding outward radially from outer peripheral surfaces of the rolls and having variant heights. In the apparatus for fracturing, the fracturing teeth are arranged so that higher teeth among the fracturing teeth and lower teeth among the fracturing teeth are alternately rowed at least along a circumferential direction or a width direction of the rolls; and the fracturing teeth are arranged so that a tip of the higher tooth of the one roll and a tip of the lower tooth of the other roll are opposed to each other at a position in which the fracturing teeth of each rolls are closest to each other, so that the apparatus fractures fragments of polycrystalline silicon between the rolls.

Abstract: A feed device for a high-pressure roller press for the high-pressure comminution of material to be ground, the feed device feeding the material to be ground in a controlled manner into the roller nip between two rollers of the high-pressure roller press. The feed device has at least two rotary valves, the position of which is variable independently of each other. In a refinement of the invention, the feed device also has a shaft which is variable in height above the roller nip. By means of the rotary valves which are variable independently of each other and by means of the height-variable shaft, the feeding behavior of the feed device can be varied during the starting of the high-pressure roller press and during the operation of the high-pressure roller press in order thereby to prevent the high-pressure roller press from vibrating and to ensure optimum operation of the high-pressure roller press.

Abstract: A cheese shredding apparatus has a table top with a rolling platform that uses 2 pairs of beveled wheels. A partitioned hopper for containing blocks of cheese. A pair of cutting grids located at opposite ends of a cutting block. A pair of push cube modules. A motor powers the rolling platform by way of a cam which converts a rotational motion from the motor into a linear motion which actuates the back and fro motion of the rolling platform. The beveled wheels roll on a pair of tracks which are held within the table top frame. The beveled wheels maintain a very precise and accurate tracking motion of the rolling platform as they move back and forth as guided by the tracks.

Abstract: A method and a device for computer-aided regulation of rotational speed of a reel spool, when paying out (and reeling in) an on-wound line. The line surface is surveyed by digital imaging and/or an electronic distance measuring device; and incidents of line rising from the spool are captured and reported to an on-board computer which, proportionally to such input, orders variable engaging/releasing of braking force to the brake(s) of the reel to avert backlash.

Abstract: It is provided a webbing winding device with good assembly characteristics of components in a second lock unit. In the webbing winding device, due to a leading end of a spring tab of a guide plate interacting with ratchet teeth of an internal ratchet and a second lock base rotating in the pull-out direction in this state, relative rotation occurs between the guide plate and the second lock base, and a second lock pawl is meshed with the ratchet teeth of the internal ratchet. Since this configuration is not a configuration in which relative rotation between the guide plate and a second lock base is induced by bias force of bias means, such as a compression coil spring or the like, there is no bias force received in the rotational circumferential direction when the guide plate and the second lock base are being assembled, resulting in easy assembly.

Abstract: A device for the automatic coiling and/or uncoiling on reels (28) of a flexible tape carrier of electronic components (60), the device comprising a coiling location (80) where a reel (28) can be connected to a rotation actuator, and retractable tape guides (35), consisting of articulated jaws (35) that can be closed together forming a channel to guide the flexible tape (60) and connect a free end of the flexible (60) tape (60) to a hub (29) of the reel (28), the device further having a stopper element (87) that engages with the slot in the reel hub, in order to stop the reel in a position in which the slot is aligned with the tape guide.

Abstract: A dispenser for dispensing paper from a dispensing roll located in a lower dispensing position has a guide track which leads from the top into the lower dispensing position and in which a standby position, defined by a blocking device, for a reserve roll is provided. The dispenser further has a device for detecting a diameter of the dispensing roll and a device for releasing the blocking device for the reserve roll once the paper on the dispensing roll has been used up. The diameter of the dispensing roll is detected by a sensing element which pushes against the circumferential surface of the dispensing roll, is displaced by the dropping reserve roll and returns to its sensing position once the reserve roll has dropped.

Abstract: The structure provided multi-Levels of the center fuselage, two front wings, Extended mid-two wings and two rear wings with two vertical winglets. The fuselage has a cross section of half circle shaped fuselage. The first level comprises multi-fuel tanks, water tanks, Helium gas tanks, hydraulic, Pneumatic systems and plurality of the multi-landing gear bays and multi-cargo Compartments. The first level comprises a top cockpit and the plurality of the multi-passenger Cabins. The second level is comprises multi-central posts, multi-guy wires on the top center Beams, mid level, lower level center beams, leak proof sealed floor gates for the Multi-gas envelopes structure, under belly multi-pontoon air bags. The first level further comprises multi-jet power plants with multi-chute flaps. The second level may comprises, carbon fiber honey comb sandwich composite Multi-envelopes and multi-level soft gas envelopes.

Abstract: An inlet barrier filter system for an aircraft engine includes a filter panel (35) including filter media for filtering air prior to intake (15) into the engine. The filter panel has a forward edge (F). The system further includes an actuator for selectively pivoting the panel to form an opening around the panel for allowing air to bypass the filter. The opening is rearward of the forward edge of the filter panel.

Abstract: An aircraft huffer coupling adapter comprises a flange assembly having one or more attachment members in communication with a flange ring via one or more strut members. The flange assembly is attached with a port end of an inner coupling of a huffer coupling via the one or more attachment members. The flange ring defines an inner diameter larger than an outer diameter of the huffer coupling, with at least one space between an inner wall of the flange ring and the outer diameter of the air hose coupling arranged to allow airflow therethrough.

Abstract: The present invention relates to an air inlet (10) for a turbine engine (2) of an aircraft (1), the air inlet comprising an air delivery duct (20) defined by a side wall (21) and extended by a dynamic inlet duct (30), said dynamic inlet duct (30) extending along a dynamic axis (AX1) towards a front flow section (31), said dynamic inlet duct (30) being provided with a grid (40) for protection against ingesting foreign bodies. The grid (40) is suitable for moving in translation along said dynamic axis (AX1) relative to said front flow section (31), and said air inlet (10) includes at least one lateral inlet (50) arranged in said side wall (21) and cover means (41) for covering said lateral inlet (50) that are movable relative to said lateral inlet (50), said air inlet (10) including movement means (60) controlled by said movement in translation of the grid (40) to request movement of said cover means (41) relative to said lateral inlet (50).

Abstract: An aircraft nacelle includes an air intake followed at the upper part by a part that is integral with the mast, called a cap, and at least one door with a curved profile that includes a stiffening device arranged at the edge upstream from the door and which includes: a flexible element that follows the curved profile of the door between two remote anchoring points, at least one safety index including a latch pivotable around an axis of rotation, and connected to the door so as to occupy a locked position in which the end of the latch rests against the inside surface of an edge upstream from the door, and an unlocked position in which the end of the latch is offset relative to the edge, whereby in the locked position, the latch prevents the scooping phenomena by limiting movements of the door in the radial direction toward the outside of the nacelle, and elements for stretching the flexible element between the two anchoring points and for controlling the pivoting in the locked position of the latch.

Abstract: An engine mount structure is provided with active vibration mechanisms which are attached in the vicinity of the engine mount to prevent engine vibrations from propagating into the engine mounting structure, for example, the wing or fuselage structure of an aircraft. Additionally, sensors are provided on the engine and/or wing/fuselage structure to provide control signals to the active vibration mechanisms so that the active vibration mechanism react to the sensed data to minimize the vibration transmissibility from the engine into the wing/fuselage.

Abstract: A rear part of an aircraft, including a support structure for supporting engines, extending through the fuselage, through two openings distributed on either side of a vertical median plane of the aircraft. The support structure includes a first half-structure and a second half-structure respectively extending through the first and second fuselage openings, the first and second half-structures being joined to each other so that they can be disassembled in an inside space defined by the fuselage.

Abstract: An unmanned aerial vehicle (UAV) system provides for UAV deployment and remote, unattended operation with reduced logistics requirements. The system includes a launcher that can include one or more launch tubes, each launch tube configured to house a UAV in a canister and one or more gas generators operatively connected to each canister and configured to push the UAV out of the launch tube by releasing gas into the canister. A controller for activating the gas generators can sequentially, and with a predetermined time delay, expel the UAV with a desired velocity and acceleration. The system further includes a UAV recovery device, a power supply, a security subsystem, a command and control subsystem and a communications subsystem. Command, control and communications can be provided between a remote station and the UAV.

Abstract: An aircraft has at least two rudder units in a non-central arrangement. The rudder units have a profile and are rigidly secured to the aircraft. The profile is adjusted in such a way as to yield an inflow at a positive geometric angle of incidence, so that the profile generates a lift force having a component pointing in the flight direction. This makes it possible to offset a portion of the aircraft drag.

Abstract: An undercarriage for a rotary wing aircraft, includes a tubular structure (7) with skids, the tubular structure (7) being designed to be mounted under or in a bottom portion (4) of the aircraft, the undercarriage being characterized in that the tubular structure (7) includes left and right longitudinal portions that are retractable, each of which portions is suitable for moving between a retracted position in a cruising flight configuration and a deployed configuration in a landing configuration.