Abstract: A game control method, game server, and program can increase variations on methods for acquiring items, increase the predictability of acquisition of an item with a high rarity value or the like, and heighten interest in the game. Included are the steps of presenting a communication terminal, connected over a communication line, with acquirable item information that, for each item type, includes a total count and an acquisition count or a non-acquisition count of items when receiving, from the communication terminal, a request to present information related to items acquirable by the communication terminal, determining an item to provide to the communication terminal when receiving an item acquisition request from the communication terminal, and changing the acquirable item information when receiving a reset request from the communication terminal.

Abstract: Embodiments of the invention are directed to a computer-implemented method for monitoring game activity of a game system. A non-limiting example of the method includes monitoring, by a processing device, game activity of the game system. The processing device determines characteristics of the game activity, along with expected characteristics of the game activity. The processing device analyzes the characteristics of the game activity and the expected characteristics of the game activity. Based at least in part on analyzing the characteristics of the game activity and the expected characteristics of the game activity, an entity that is controlling the game system is determined.

Abstract: Embodiments of the invention are directed to a computer-implemented method for monitoring game activity of a game system. A non-limiting example of the method includes monitoring, by a processing device, game activity of the game system. The processing device determines characteristics of the game activity, along with expected characteristics of the game activity. The processing device analyzes the characteristics of the game activity and the expected characteristics of the game activity. Based at least in part on analyzing the characteristics of the game activity and the expected characteristics of the game activity, an entity that is controlling the game system is determined.

Abstract: In a first information processing apparatus, a plurality of users can be registered. When an application is executed, any of the registered users is selected as an application executing user. Execution state data in which application information indicating the application being executed is associated with the selected user is transmitted to a server. In the server, the execution state data is aggregated to generate aggregate data. In this case, the aggregation is performed such that an execution state of the application is recognizable for each application executing user. The aggregate data is transmitted in response to a request from a second information processing apparatus. The second information processing apparatus displays the execution state of the application for each application executing user on the basis of the received aggregate data.

Abstract: Methods are described for rapidly determining characteristics of a group of users of a game or online service that may be useful to predict purchasing or other behavior of those users relative to that game or service even before those users have logged significant hours playing the game or using the service. These methods permit optimization of pricing of goods such as virtual currency or services offered for different categories of players or users.

Abstract: A method, a system, and an article are provided for controlling user success or advancement in an online game or other software application. An example computer-implemented method can include: providing an online game for a plurality of users; assigning the users to a plurality of groups; determining a target success rate in the online game for a first group of users from the plurality of groups; determining an actual success rate in the online game for the first group of users; adjusting a difficulty of the online game to reduce a difference between the actual success rate and the target success rate.

Abstract: A game device includes a processor, and a memory having a computer-readable program stored thereon that, when executed by the processor, causes the game device to display a plurality of characters including characters of a plurality of types, determine whether selection of the character(s) is of a first mode or of a second mode based on a signal indicating the selection, and erase the selected character(s) and perform a first process in the case where the selection is determined to be of the first mode, and erase the selected characters and perform a second process in the case where the selection is determined to be of the second mode, the second process including newly displaying a character that has a size in accordance with the size and the number of the erased characters and is of the same type as that of the erased characters.

Abstract: An approach to facilitating interface-based game-space contest generation is provided. A user interface may be provided to an administrator. The user interface may be configured to receive user inputs from the administrator that include one or more performance criteria to be associated with a contest to be provided in a game space, one or more awards to be distributed in association with the contest, and one or more qualifications to participate in the contest. A notification that relates to the contest may be provided, based on the user inputs, in the game space. Performance scores of users that participated in the contest may be determined based on the performance criteria and activities that are performed in the game space by the participating users. Automated distribution of the awards to individual ones of the participating users may be facilitated in accordance with the performance scores of the individual participating users.

Abstract: One aspect of the disclosure relates to a system configured to provide a virtual space, in accordance with one or more implementations. Users of virtual spaces may encounter barriers in a game. During these barriers, users may receive and/or provide assistance to other affiliation members. One aspect of the disclosure relates to allowing affiliations or other groups to utilize in-game items to assist other players in game progress in an online game. This may incent positive player actions towards affiliation members, may enhance engagement between affiliation members, may provide an incentive for users to join an affiliation, and/or have other results. These results may ultimately contribute to enhanced retention, enhanced monetization, enhanced user satisfaction, and/or other enhancements.

Abstract: A broadcast augmentation computing system comprises a logic machine and a storage machine. The storage machine holds instructions executable by the logic machine to receive dynamically-updating state information reported by an application providing an interactive virtual event. The dynamically-updating state information at least indicates positions of avatars and objects within a virtual environment of the interactive virtual event, such positions being generated by the application. Based at least on the state information, a plurality of insights for review by a broadcaster are identified. Based on one or more relevance filtering parameters, the plurality of insights is filtered to identify insights as relevant for the current state of the application. The relevant insights are presented to the broadcaster for deliver to one or more viewers of a broadcast of the interactive virtual event.

Abstract: The field of the invention relates to multi-user online gaming systems, and more particularly to systems and methods that enable a spectator's experience for online active games. In an embodiment, an online multiuser game system includes an online game session server system communicatively coupled to a public network for access by a plurality of users to establish a plurality of real-time interactive games sessions. The online multiuser game system further includes a spectator server communicatively coupled to the online game session server system and configured to enable a user to view summary information of an active game session. In another embodiment, the spectator server enables the user to time shift the active game session and to view the summary information of the active game session. In another embodiment, the spectator server enables the user to view the summary information of the active game session while the user is playing the active game session.

Abstract: This disclosure presents systems and methods to facilitate user interactions with virtual objects depicted as being present in a real-world space. A representation of a first location in a real-world space may include one or more virtual objects depicted in the representation of the first location as being present in the first location. An orientation of a computing platform physically present at a second location may be obtained. An image may be generated based on one or more of the representation of the first location, the orientation, and/or other information. The image may depict the representation of the first location within a field of view of the real-world space and one or more virtual objects depicted as being present in the first location within the field of view. The user may interact with virtual object depicted as being present in the first location within the field of view.

Abstract: A spinning top toy includes a braking member, a shaft part which is configured to be rotated, and a body which is detachably attached to the shaft part. The body is configured to be detached from the shaft part by being rotated with respect to the shaft part. When an impact is applied to the body, the braking member is configured on one of the shaft part and the body and is movable by a centrifugal force. When urged by the centrifugal force, the braking member is configured to become in contact with the other of the shaft part and the body.

Abstract: The present invention relates to an improved spinning top toy capable of being movable while the top is spinning, and easily coupling a launcher for rotating and launching the top and a winder for providing the top with a rotational force.

Abstract: An educational device includes a housing and a computer system disposed within the housing, The computer system comprises at least one processor-readable storage medium, at least one processor in communication with the at least one processor-readable storage medium, and a plurality of sets of processor-executable application instructions. The educational device also includes a display screen that is in operational communication with the at least one processor. A reader is in signal communication with the at least one processor and disposed within the housing, a location of the reader within the housing being indicated on an exterior of the housing by an indicator marker. A plurality of alphabet tags separate from the housing, not connected to a power source, are also provided. When a first alphabet tag of the plurality of alphabet tags is brought proximate to the indicator marker and the location of the reader within the housing, the first alphabet tag transmits first data to the reader.

Abstract: An interactive toy for a child, the interactive toy having a body, a central processing unit (CPU), a wireless communication module, a memory module, a batter module, and a plurality of input/output modules. The body has an ornamental exterior, at least one input button, and a perforated surface section. The CPU includes an imbedded control logic for operating the toy. The wireless communication module is electrically connected for data exchange with the CPU. The memory module is electrically connected for data exchange with the CPU. The battery module is electrically connected to the CPU for providing electrical power. The plurality of input/output modules is electrically connected to the CPU for sending and receiving input signals between the child and the CPU.

Abstract: A pulsating imitation speaker includes a fixed cover, a flexible cover, and a motor and gear assembly having a motor with a motor shah, a first gear on a first axle, and a second gear on a second axle. The motor is drivingly engaged with the first gear via a pinion on the motor shaft and the first gear is drivingly engaged with the second gear such that when the pinion is rotated by the motor, the first and second gear also rotate. The pulsating imitation speaker further includes an actuator fixedly engaged with the flexible cover and a first and second circular member each engaged with the actuator and respectively positioned on opposite ends of the second axle such that the circular members rotate with the second gear. The actuator is reciprocated by rotation of the circular members such that the flexible cover moves relative to the fixed cover, when the motor is activated.

Abstract: A self-contained, modular, child-oriented travel center or travel kit is provided that includes a docking station having a portable table with a base having a recessed center and configured to sit sturdily around a child's lap, at least one insert configured to fit within the recessed center of the base, the insert configured to provide a child with an activity and being releasably connected to the base, and at least one slot formed in the base and configured to secure the base to a strap for a seat, lap restraint or tray. The modular inserts are configured as modular containers and the base has a plurality of recesses, each recess configured to removably and securely receive a modular container.

Abstract: An apparatus for use in rigging stages includes a portable bar sized to extend across standard widths of a tower or a cross beam with a portion extending beyond the side of the tower or beam. A lifting mechanism, such as a block-and-tackle, is attached to the portion to allow a rigger to raise or lower heavy objects. In a method of use, a rigger carries the lifting bar to a desired location on a tower or beam and secures at least one end of the portable bar to one or more cross bars. Then the rigger can raise or lower heavy objects by attaching a flexible line from the lifting mechanism to the object and manipulating the lifting mechanism to assist in moving the heavy object to a desired location.

Abstract: A distance detecting device is mounted on a user's vehicle to detect a distance between the user's vehicle and a leading vehicle moving in front of the user's vehicle. The distance detecting device communicates with a processing device, which applies race based distance rules to determine whether the user's vehicle is close to or incurring a penalty based at least on the distance between the user's vehicle and the leading vehicle. An indication can be given to the user regarding an impending penalty and/or when a penalty is incurred. Similarly, the device can be read to apply a penalty. Various modifications can be made to allow for recording, display, and transmission of racing and penalty statistics, enabling and disabling recordation of penalty occurrences, tailoring the penalty determinations to a given race, and mounting the distance detecting device to a vehicle.

Abstract: A method for distilling a fluid includes moving a fluid to be distilled into a distilling column. A motive fluid is pumped into a liquid-driven gas ejector. Gas from a vapor outlet of the distilling column is discharged into a gas inlet of the ejector. Fluid is conducted from an outlet of the ejector into a heat exchanger. Heat from fluid conducted from the ejector is transferred to at least one of the fluid moved into the distilling column and an interior of the distilling column.

Abstract: A distillation device comprising a column for separating a feed stream into a head product stream, a bottom product stream and optionally one or more side extraction streams, having three or more cells in 5 series through which fluid flows, wherein at least the first cell is integrated into the bottom of the column, for multi-stage heating and partial evaporation of the liquid flowing through the cells with the exception of the liquid from the last cell in an evaporation stage.

Abstract: A system, machines and methods for extracting select moieties, flavonoids, and essential oils from plant material without co-extracting chlorophyll lipids and other undesirable constituents from plants. Super-cooled extraction techniques are taught. Likewise, according to embodiments methods provides 100% grain ethyl alcohol extract with a concentration of chlorophyll that is below 1%.

Abstract: The invention discloses a chromatography column module stackable with like chromatography modules, comprising a column chamber (2) fluidically connected to a column inlet 3) and a column outlet (4), wherein the column inlet and outlet each comprise a valve (5), arranged to move from a closed position to an open position upon connection of the column inlet or outlet with a) a column outlet or inlet of a like chromatography module or b) with an outlet or inlet of a fluidics plate. The invention further discloses a stack of chromatography column modules and the use of the stack for separation of biomolecules.

Abstract: A degasser system may comprise a mass flow controller device and a sample pump coupled to a sample degasser for controlling the dilution of gases extracted from drilling fluid in the sample degasser by a dilution fluid, such as nitrogen gas. The mass flow controller may inject the dilution fluid into the tank of the sample degasser to dilute the gases extracted from the drilling fluid. The dilution fluid may be aspirated or sparged into the sample degasser. The sample pump may extract a sample of the gases separated from the drilling fluid by the sample degasser. The rate of injection of the dilution fluid into the sample degasser and the rate of extraction of the gas sample from the drilling fluid may be adjustable to control the dilution of the gas sample for analysis.

Abstract: The present invention relates to a defoamer oil compound that contains an organopolysiloxane (A), a fine silica powder (B), and a group (C) that is represented by the organopolysiloxanes of formulas (I) and/or (II) (in the formulas, c, d, and e are each an integer of 0 or more, and at least one of X1 to X3 is the group represented by formula (i)). The component (C) is used as a surface treatment agent for the component (B). The present invention makes it possible to obtain a silicone-based defoamer composition that imparts good initial defoaming properties even in an alkaline foaming liquid, that exhibits very little loss in performance over time, and that has excellent defoaming performance.

Abstract: The system and method for remediation of oil-contaminated sand provides for washing and separation of sand from oil and oil-based contamination. The system for remediation of oil-contaminated sand includes a soil washing system for receiving a volume of oil-contaminated sand. The soil washing system mixes the volume of oil-contaminated sand with water to produce a mixture. This mixture is then delivered to a sand separator for separation into a volume of treated sand and a volume of oily wastewater. A flocculation tank receives the volume of oily wastewater. In the flocculation tank, the oily wastewater is mixed with at least one coagulant to separate the oily wastewater into treated water and oily sludge. A sludge hopper receives the oily sludge for collection. A treated water tank receives the treated water for collection and storage.

Abstract: An apparatus for filtering solid and/or non-dissolved contaminants entrained in flowing water, the apparatus comprising an inlet for the water containing the entrained solid or non-dissolved contaminants to flow into a filtering chamber; a first outlet for expelling the unfiltered water from the filtering chamber; the filtering chamber further comprising: a curved or corner portion in the filtering chamber providing at least a part of a flow path of water from the inlet to the first outlet such that flow of the water along the curved or corner portion changes the direction of flow of the water; and a filtering screen for filtration of solid and/or non-dissolved contaminants from the influent water thereby allowing passage of filtered water out of the filtering chamber.

Abstract: A sock or bag-type liquid filtering device for use in filtering liquids such as water to remove debris includes a sock or bag of disposable filter material having a rim releasably secured to a two part filter holder. In one embodiment, the holder is designed to engage in an opening of a fish tank filter plate with the filter bag extending through the opening. A first holder part or flanged ring engages inside the rim of the bag and a second holder part or retainer ring engages over the flanged ring and bag rim. In one example the retainer ring is designed for snap engagement over the flanged ring with gripping formations on at least one of the parts, and the bag rim is gripped between the rings.

Abstract: A supercritical fluid power generation system includes an automatic filter cleaning apparatus, which is used in an automatic filter cleaning method. The system includes a cooler configured to cause a phase change of a working fluid from a gaseous state to a liquid state or to cool the working fluid to a low temperature; a fluid pump configured to receive and compress the working fluid from the cooler; a heat exchanger configured to heat the working fluid via a heat exchange with the working fluid which has passed through the fluid pump; at least one turbine configured to expand the heated working fluid and connected to a generator to produce electric power; a plurality of transport pipes in which the working fluid flows; and plural filter lines configured to remove, via back-flushing, a foreign substance included in the working fluid present in at least one of the transport pipes.

Abstract: The invention relates to a filter device for filtering fluid particularly in the form of an aqueous urea solution, comprising a filter housing (1) and a filter element (11) arranged therein, as well as a compensating element (31) for compensating fluctuations in the pressure and/or volume of the fluid, and characterised in that at least one elastically-flexible membrane (31) serves as the compensating element, the membrane wall of which is held in a retaining part (35) and maintains a separation between the fluid and a compressible filling medium such as a working gas.

Abstract: A vacuum belt filter including a belt with a plurality of vacuum boxes, filter means being arranged to the vacuum boxes, drive means for moving the belt, and a suction station for creating an underpressure to the vacuum boxes at the suction station. In order to enable liquid-solid separation at low energy costs and long service interval of the vacuum belt filter, the filter means is in the form of a capillary filter, each vacuum box being provided with such a filter and each vacuum box being provided with an outlet having a check valve enabling a fluid flow from the inside space of the vacuum box to the outside of the vacuum box for creating an underpressure in the vacuum box when the suction station is connected to the vacuum box.

Abstract: A tensioning apparatus including first and second take-up devices configured to engage opposing ends of a roller of the belt conveyor, wherein each take-up device, a linear guide including a rod and a bearing which slidably supports the rod for linear movement of the rod relative to the bearing, wherein the rod includes a mounting bracket at or towards its distal end for connecting to a shaft of the roller; and a linear actuator comprising: a stationary part coupled to and stationary with respect to the bearing of the linear guide, a moving part coupled to the mounting bracket of the linear guide, and drive means for moving the moving part relative to the stationary part such that the rod of the linear guide slides relative to the bearing.

Abstract: A filter assembly has a one-piece cast metal pressure vessel with an inlet port communicating only with an inlet chamber and an integral offset bulkhead forming a separate filtrate chamber on the opposite side of the bulkhead having an upper exit port and lower exit port on opposite sides of the filtrate chamber. A filter assembly is disposed through an aperture in the bulkhead with the filter inlet side communicating only with the inlet chamber and the filter outlet side communicating only with the filtrate chamber. An access opening is provided in the top of the pressure vessel with a lid for changing filters. A closure member attached over the lower exit port configures the assembly for simplex operation. Relocating the closure member to cover the upper exit port on a pair of the pressure vessels with filters therein readily configures the pair for attachment to opposite sides of a central diverter valve for duplex filtering operation without rework of either of the pair of pressure vessels.

Abstract: A filter state estimation system is configured to estimate a state of a filter provided in a hydraulic circuit. The hydraulic circuit includes: the filter; a bypass channel circumventing the filter and through which an oil flows; and a valve provided in the bypass channel and configured to be opened and closed based on a differential pressure. The filter state estimation system includes: a sensor to detect that the valve is in an open state or in a closed state; a temperature sensor to detect a temperature of the oil; and a state estimating unit to estimate a state of the filter based on detection results detected by the sensor and the temperature sensor. The state estimating unit estimates the state of the filter based on the temperature of the oil which is detected by the temperature sensor when the sensor detects that the valve is in the open state.

Abstract: A gas turbine engine includes an engine static structure that provides a flow path. A metering hole is provided in the engine static structure. A strainer is arranged over the metering hole. The strainer includes multiple holes that have a total area that is greater than a metering hole area.

Abstract: A water purifying apparatus including a head having a water inlet portion and a water outlet portion; a shaft provided in the head and rotatably mounted between the water inlet portion and the water outlet portion; a bypass flow path passing through a circumference of the shaft, and communicating the water inlet portion with the water outlet portion according to rotation of the shaft; a filter detachably mounted to the head, and having a filter inserting portion in which the shaft is inserted when being mounted on the head; and a filtering flow path in which an inlet port and an outlet port are formed on the circumference of the shaft in a direction intersecting the bypass flow path, and communicated between the filter, the water inlet portion and the water outlet portion with each other according to the rotation of the shaft.

Abstract: Apparatus for filtering used cooking oil includes a container, an inner cup, and a filter pad. The apparatus can be configured to remove undesirable impurities from liquid. For example, the apparatus can be configured to remove total polar molecules and lovibond color red from used cooking oil.

Abstract: Filter media, as well as related components, systems, and methods, are described herein. In some embodiments, the filter media comprises one or more layers including, for example, a pre-filter layer and a main filter layer. The pre-filter layer may comprise a non-woven web (e.g., a wet-laid non-woven web). In some instances, the non-woven web comprises two or more phases. Each phase of the pre-filter layer may be characterized by a surface average fiber diameter (SAFD), and the SAFD may vary across at least a portion of the thickness of the pre-filter layer. The filter media may have improved dust-holding capacities for dust particles having a wide range of particle sizes, and/or improved mechanical strength (e.g., stiffness).

Abstract: The present invention provides a blade group for demisting and dedusting, comprising a plurality of blades that are annularly arranged and a support mechanism for fixing the blades; wherein the blade comprises a section of curved plate, a cross section of the curved plate being a gradually-varied arc curve whose curvature increases progressively along an airflow direction. When gas carrying fine mist droplets or fine dust particles are passing through the blade group for demisting and dedusting, since the gas is different from the mist droplets or dust particles in terms of mass, separation of the gas from the liquid or dust under the effect of inertia is promoted. Especially, the gradually-varied blade curve enables the droplets or dusts to be captured and removed efficiently under the effect of a constantly-varied inertia and a drag force, which remarkably improves the working efficiency in combination with a washing device.

Abstract: A swirling flow generator for gas-liquid separation includes a swirling flow generating ribbon that swirls a gas-liquid two-phase fluid flowing through an inlet pipe to guide a liquid toward an inner surface of the inlet pipe by centrifugal force. A terminal end of the swirling flow generating ribbon where the gas-liquid two-phase fluid flows out includes a first terminal edge and a second terminal edge. The first and second terminal edges connect a first terminal end point, a second terminal end point, and a middle terminal end point. The first terminal end point is in one of radially outward ends and the second terminal end point is in the other of the radially outward ends. The middle terminal end point is closer to the side where the gas-liquid two-phase fluid flows in than the first and second terminal end points and is on an axial line.

Abstract: A gas-liquid separator includes the inlet pipe and an inner pipe. The inlet pipe receives a swirling flow generating ribbon, and includes an exhaust port through which a separated gas flows out and a drain port through which a separated liquid flows out. The outer diameter of the inner pipe is smaller than the inner diameter of the inlet pipe. An end of the inner pipe is inserted into the exhaust port and is open at a location downstream of the swirling flow generating ribbon. A terminal end of the swirling flow generating ribbon (30) includes a first terminal edge and a second terminal edge. The first and second terminal edges connect a first terminal end point, a second terminal end point, and a middle terminal end point.

Abstract: A portable air filter and method of use are provided. The portable air filter includes a semi-permeable air filter, optionally disposed within a frame. An attachment surface, such as an adhesive, is disposed on the frame, for attaching the portable air filter to an air vent. In certain embodiments, a second air filter and frame are slidably connected to the frame. If the portable air filter is not disposed within a frame, the portable air filter is cut to fit over an air vent, and an adhesive, such as tape, is provided for a user to attach the cut filter to fit over the air vent. The method includes attaching the portable air filter to an air vent by pressing the adhesive to a wall, ceiling, or floor such that the portable air filter covers the air vent. The invention is useful for improving air quality in a variety of spaces, including in an airplane, in a hotel, on a cruise ship, on a travel bus, and other public spaces.

Abstract: An air cleaner assembly is disclosed, along with related methods. In one aspect, the air cleaner assembly has a housing including a housing body and a removable cover that together define an interior volume for holding a filter cartridge. The housing body can include a first plurality of lugs, wherein each of the first plurality of lugs has a first engagement surface disposed at a first angle that is oblique to a rotational plane of the cover. A second plurality of lugs can be provided on the cover, wherein each of the second plurality of lugs has a second engagement surface disposed at the first angle. A lock mechanism can also be provided that is disposed on the cover, wherein the lock mechanism includes a lock member axially movable between a locked position and an unlocked position to selectively secure the cover to the housing body.

Abstract: A filter element with an improved mounting frame and method of assembly are provided. The filter element includes a filter media pack with a mounting frame attached to the outer periphery of the filter media pack. The mounting frame defines a channel that holds a shut-off material for preventing leakage of an adhesive securing the mounting frame to the filter media pack. A filter element that includes a polymeric material between the filter media pack and the adhesive is also provided. The shut-off material may be pre-formed or applied in a flowable state.

Abstract: A filter element has a filter medium body with a first side and an oppositely positioned second side, wherein one of the first and second sides is the inflow side of the filter medium body and the other one is the outflow side of the filter medium body. A first sealing or supporting element is arranged at the first side. A second sealing or supporting element is arranged at the second side. At least one force-transmitting adhesive bead extends between the first side and the second side, wherein the at least one adhesive bead is a force transmitting element extending between the first and second sealing or supporting elements.

Abstract: A filter cartridge having a filter media with two opposing ends each being occluded by an adhesive edge seal.

Abstract: A filter element has a filter medium body with a first side and an oppositely positioned second side. A first sealing or supporting element is arranged at the first side. A second sealing or supporting element is arranged at the second side. The first side is positioned in a plane. The second side has a first section and a second section, wherein the first section has a first spacing relative to the first side and the second section has a second spacing relative to the first side, wherein the first and second spacings are different. One of the first and second sides is the inflow side of the filter medium body and the other one of the first and second sides is the outflow side of the filter medium body.

Abstract: A system for filtering a gas-solids mixture, comprises: a housing a separating body dividing the housing in a raw gas chamber and a clean gas chamber, the raw gas chamber being accessible via an inlet for the gas-solids mixture and the clean gas chamber comprising an outlet for discharging a cleaned gas; a number of filter elements suspended from the separating body; lower ends of the filter elements being connected to a support grid the support grid comprising a number of arms; one or more cleaning elements provided on the arms of the support grid for cleaning thereof.

Abstract: An air filter cartridge (1) for an air intake system for a vehicle engine extends along a main axis (X-X). The air filter cartridge includes a filter element (5), suitable to filter the air sucked through the filter element and having extension along the main axis (X-X) and an internal structure (3) that extends inside of the filter element (5). The internal structure (3) identifies a plurality of ducts (30) fluidically independent from each other through which the filtered air flows separately. Each duct (30) extends between an inlet mouth (31), placed in proximity of a respective filter element portion (51), and an outlet mouth (32) placed in proximity of the head element (2) in such a way as to induce the intake of air through each duct (30) through the respective portion of the filter element (51).