Abstract: A valve body, for use in a valve housing having an inlet and outlet, includes a spherical outer surface. A flow opening extends diametrically from one side of the outer surface to an opposing side. A plurality of flow control passageways extend from the outer surface into the valve body. The valve body is moveable relative to the valve housing between a closed position, a restricted flow position, and a free flow position. In the closed position, the flow opening and all of the plurality of flow control passageways are out of alignment with the inlet and outlet. In the restricted flow position, at least one flow control passageway is moved into fluid communication with the inlet and outlet to facilitate fluid communication therebetween. In the free flow position, the flow opening is moved into fluid communication with the inlet and outlet to facilitate fluid communication therebetween.

Abstract: A telescopic structure of a faucet having a movable tube contains: a body, a water supply tube, a movable tube, a spring, and a depressurization element. The body includes a screwing portion, a coupling portion, and a water outlet. The water supply includes an upright extension and an opening. The movable tube includes a slide portion and a water head engaged with the opening of the water supply tube and is pulled with the movable tube based on using requirements. The spring is accommodated in the upright extension and is fitted on the movable tube. The depressurization element includes a first face, a second face opposite to the first face, a peripheral face defined between and connected with the first face and the second face, and multiple flowing apertures defined proximate to a center of the depressurization element and communicating with the first face and the second face.

Abstract: A ball valve trim apparatus for high differential pressure service that is resistant to erosion includes elements selected from a plurality of stacked impedance trim plates positioned in the passage of the ball portion of the valve; the plates being independently adjustable along transverse axes that are parallel to the axis of rotation of the ball: one or more of the plates having a convex upstream contour, each plate provided with a predetermined pattern of variously sized fluid passageways, the pattern varying from plate-to-plate in the stack; erosion-resistant bushings inserted into the trim plate holes can be independently rotationally adjustable to control the rate of the flowing fluid, the upstream surface of the plate surrounding the orifice of the bushing defining a raised toroidal body.

Abstract: Rotary ball valves with noise attenuators are disclosed herein. An example rotary ball valve includes a valve body defining a passageway between an inlet and an outlet, a ring-shaped seal in the passageway, a closure member in the passageway, the closure member rotatable in the passageway relative to the seal, and a noise attenuator coupled to the closure member in the passageway. The closure member and the noise attenuator are rotatable between a closed position, a fully open position, and a plurality of intermediate positions between the closed position and the fully open position. The noise attenuator includes walls that are spaced apart from each other. The walls at least partially form a plurality of channels. The channels are aligned with the passageway when the noise attenuator is in the fully open position. The walls include a first wall that is curved such that such that when the noise attenuator is in a first intermediate position, an edge of the first wall is aligned with the seal.

Abstract: Flow control seals are disclosed. A disclosed example seal for use with a valve includes an annular body defining an interior channel, and a closed body disposed within and covering a portion of the interior channel of the annular body, the closed body including an aperture extending therethrough to change a flow direction of fluid as the valve is opened.

Abstract: A balanced trim pressure regulator includes a valve body having a fluid inlet and a fluid outlet connected by a fluid passageway. An orifice is disposed between the fluid inlet and the fluid outlet. A valve seat is disposed within the fluid passageway. A movable valve plug is disposed within the fluid passageway, the movable valve plug interacting with the valve seat to selectively open or close the fluid passageway. A cage is disposed in the fluid passageway, the cage surrounding the valve plug, and the cage including at least one a balancing passage that fluidly connects the fluid passageway with a balancing chamber.

Abstract: A flow path assembly incorporating functional components, such as orifices and filters, is provided in which gaps between the functional components and the flow path components defining the flow path are sealed for an extended period of time. An annular elastic member interposed between the flow path members is provided outside the opposing surfaces of the flow path members, the flow path member has a caulking portion, the caulking portion integrates the flow path members and the plate-like member, exerts a force on the flow path member such that one of the opposing surfaces faces the other of the opposing surfaces, seals the gaps between the orifice plate and the opposing surfaces, and the elastic member is crushed between the flow path members to seal the gap between the flow path members.

Abstract: A fluid flow control device includes a valve body defining an inlet, an outlet, and a fluid flow path extending therebetween, a rotatable valve member at least partially disposed in the valve body, an attenuator operably coupled to the valve body, and a retention member disposed within the valve body. The rotatable valve member is rotatable within the fluid flow path from a shut-off position to an open position for controlling the flow of fluid through the fluid flow path. The attenuator defines an attenuator body that includes a plurality of noise-reducing apertures. The retention member is positioned against a portion of the attenuator body to retain the attenuator within the valve body.

Abstract: A valve body has in inlet, an outlet, and a port positioned between the inlet and outlet. An approach passage interconnects the inlet and the port and has a cross-sectional area that is greater than that of the port. One or more guide vanes are positioned within the approach passage and extend longitudinally along at least a portion of the approach passage so that a downstream end of the guide vanes is spaced apart from the port and the guide vanes divide the portion of the approach passage into sub-passages that have equal flow resistances.

Abstract: A valve device includes: a valve housing having a valve passage connected with an air flow passage; a valve disk rotatably disposed inside the valve housing through a valve driver and changing air flow cross-section of the valve passage; and a porous member installed at the valve disk and positioned in an open section between the valve disk and the valve passage.

Abstract: A method of custom manufacturing a fluid pressure reduction device for use in a process control valve. The method includes creating the fluid pressure reduction device using an additive manufacturing technique, which generally includes forming a body and forming a plurality of flow paths in the body. The body has an inner wall and an outer wall spaced radially outward of the inner wall. The flow paths are formed in the body between the inner wall and the outer wall of the body. Each of the flow paths includes an inlet section formed in one of the inner and outer walls, a curved intermediate section, and an outlet section formed in the other of the inner and outer walls.

Abstract: A control valve for a fluid flow includes: a valve body that defines an inlet and an outlet for the fluid, an obstructer inserted in the valve body, and an actuator system configured for reversibly translating the obstructer between a first position, in which the obstructer allows the passage of the fluid between the inlet and the outlet, and a second position, in which the obstructer prevents the passage of the fluid between the inlet and the outlet; the control valve further includes a turbine rotor housed inside the valve body, wherein the rotor includes a plurality of blades and is configured for continuously rotating under the action of the fluid flowing between the inlet and the outlet, the rotor rotating about an axis of rotation substantially aligned with the direction of translation of the obstructer.

Abstract: An aircraft fuel vent pipe with a pipe body containing a duct which extends along a duct axis between an open end and a closed end. A burst disc closes the closed end of the duct. One or more devices are provided in the duct, the device(s) being positioned or shaped to enable the burst disc to be visually inspected by looking along the duct through its open end, and to modify a sectional profile of the duct transverse to the duct axis so that the sectional profile of the duct changes between different stations along the duct axis. The one or more device(s) inhibit the formation of standing acoustic waves in the duct.

Abstract: Disclosed is a device that includes a choke valve. The choke valve may include a generally tubular throttling member having a sealing shoulder disposed in an inner volume of the throttling member, a plurality of openings configured to flow a fluid between the inner volume of the throttling member and an outer volume of the throttling member, and a flow-impeding recess disposed between the sealing should and the plurality of openings in the inner volume of the throttling member. The choke valve may also include a valve member disposed at least partially in the inner volume of the throttling member.

Abstract: A digital valve positioner for use with an actuator. The digital valve positioner includes a housing, at least one exhaust port opening formed in the housing, and a vent assembly operatively coupled to the at least one exhaust port opening. The vent assembly includes a body having a bore, a valve seat surrounding the bore, and a check valve disposed within the bore. The check valve is arranged to shift from a closed position seated against the valve seat to an open position disposed away from the valve seat. A plurality of barriers is disposed around and positioned to enclose the check valve. The plurality of barriers is arranged to prevent an external medium from entering the check valve and to provide a tortuous flow path for the exhaust medium reducing sound through the vent assembly.

Abstract: An illustrative valve is disclosed that includes a valve body, a valve seat disposed within the valve body that has a first curved sealing surface and a valve member having a second curved sealing surface that is adapted to sealingly engage the first curved sealing surface, wherein the first and second curved sealing surfaces are opposed curved sealing surfaces.

Abstract: Disclosed is a device for reducing flow noise. In order to achieve a low flow noise, the device includes inlet apertures for receiving a fluid flow, chambers into which one or more inlet apertures open up, a cross-sectional area of a single chamber being larger than a combined flow cross-sectional area of the inlet apertures opening up thereto, and chamber-specific outlet apertures for forwarding the fluid flow from the chamber, a flow cross-sectional area of each outlet aperture being smaller than the cross-sectional area of the chamber, and the combined flow cross-sectional area of all outlet apertures of the single chamber being larger than the combined flow cross-sectional area of the inlet apertures opening up into said chamber.

Abstract: A flow and fluid conditioning pressure reduction device includes an inlet and an outlet. The pressure reduction device is distinctive in that it comprises at least one relatively long flow bore conduit shaped as a spiral or a spiral arranged on the surface of a cone or frustum. Each spiral shaped conduit includes at least one, preferably at least three rotations and each spiral shaped conduit preferably is closely packed; the conduit has been arranged between the inlet and the outlet, has reduced flow cross section area, and the length, the cross section area and the number of the spiral shaped conduits in line determine the pressure reduction of a given fluid at a given flow rate.

Abstract: A drilling fluid pumping system including a pump apparatus with a pumping chamber having an inlet valve and an outlet valve and a dampener system in fluid communication with the pumping chamber for damping the flow of fluid, e.g. drilling fluid, This abstract is provided to comply with the rules requiring an abstract which will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure and is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims, 37 C.F.R. 1.72(b).

Abstract: A ball valve having an anti-rotational pressure plate that allows for a balanced pressure load on a valve member is provided. Additionally, the pressure plate can also fix the rotation of an adjacent flow disk, allowing for angular-orientation specific flow characterizing features to be used with the flow disk. By fixing the rotation of the flow disk, the ball valve can characterize flows using a greater variety of flow disk geometries, including angular-orientation dependent and angular-orientation independent flow disks. Further, the pressure plate could also be directly in the form of a flow disk that has anti-rotation features.

Abstract: A drilling fluid pumping system including a pump apparatus with a pumping chamber having an inlet valve and an outlet valve and a dampener system in fluid communication with the pumping chamber for damping the flow of fluid, e.g. drilling fluid, This abstract is provided to comply with the rules requiring an abstract which will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure and is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims, 37 C. F. R. 1.72(b).

Abstract: A coil (96) attracting an armature (80) is housed in a main body part (70). A valve part (82) adapted to rest on and move off a valve seat (74) is formed integral with the armature (80). The valve seat (74) is disposed at a location between a high-pressure path (78) and a low-pressure path (83). When the valve part (82) rests on the valve seat (74), the high-pressure path (78) and the low-pressure path (83) are disconnected from each other, while, when the valve part (82) moves off the valve seat (74), the high-pressure path (78) and the low-pressure path (83) communicate with each other. A through-hole (86) is formed in a portion of the armature (80) through which a smaller amount of magnetic flux from the coil (96) passes. A guide pin (102) secured to the main body part (70) engages with the through-hole (86).

Abstract: A fluid control valve for high pressure surges, that has a controlled pressure drop box inside, arranged on a block seat and through whose core a cylindrical plug can be moved. The box is formed by a number of disks grooved on both sides, fluid flows through the grooves. The grooves are arranged in a spiral, curved clockwise or counterclockwise and crossways to the grooves of the adjacent disks, forming a number of chambers at the intersections between the contact faces of two side-by-side disks. A dynamic mixture of the incoming fluid veins through each groove is produced in each of the chambers, with the ensuing creation of local turbulence and loss in kinetic energy as heat prior to evacuation through the protruding course of the outlet grooves. The successive chambers in the course of the grooves are arranged in tiered annular spaces of gradual and controlled pressure loss.

Abstract: This invention relates to a novel rotary control valve with new joint methods and flow control mechanisms, inline-reparability and fully metal seals more particularly to a triple offset butterfly valve or ball valve with those features used for on-off and flow controlling under multiple extreme conditions or in severe services; such as the integrated gasification combined cycle under high temperature and pressure, Fluid Catalytic Cracking under high temperature over 1200 F with hard diamond like catalytic particles, shale fracking process under extreme high pressure and high velocity fluid with solid particles and corrosive additives and other critical applications for products life lasting 5 to 30 years like deepsea flow control systems and nuclear power plants and for the applications of millions cycles like jet or rocket turbine engine fuel delivery systems with high velocity fuel fluid mixed with highly oxidative gas under temperature 1365 F.

Abstract: A fluid valve includes a valve body having a fluid inlet and a fluid outlet connected by a fluid passageway. A valve seat is disposed within the fluid passageway. A fluid control member is movably disposed within the fluid passageway, the fluid control member cooperating with a trim assembly to control fluid flow through the fluid passageway. The trim assembly includes a cage having a plurality of diamond-shaped openings disposed in a wall thereof.

Abstract: An anti-cavitation seat which is disposable between an inlet and an outlet of a pressure reducing valve, and including a plurality of inlets causing fluid to flow into a converging pathway to reduce pressure of the fluid. The inlets form a tortuous path for a portion of the fluid flowing into the anti-cavitation seat, so as to further reduce the pressure of the fluid. A standard stem assembly is used in conjunction with the anti-cavitation seat to alter the flow of fluid through the valve.

Abstract: A port shield assembly includes a cup, a fitting, and a retaining pin. The cup includes a top with a hole, a sidewall, a cavity defined by the top and the sidewall, and a side port in the side wall. The fitting includes a body with a first end and a second end, a flange at the first end, and a central bore extending from the first end. The fitting also includes a port that communicates with the central bore, and a cross bore near the second end. The fitting extends through the hole of the cup and a retaining pin is disposed in the cross bore to retain the cup between the first end and the second end of the fitting.

Abstract: An apparatus, system, and method are disclosed for optimizing a valve orifice shape. According to one representative embodiment, a method includes determining a specified relationship between a valve position and an output characteristic, and determining an orifice profile. The method also includes determining a relationship of an orifice area to the output characteristic. Further, the method includes shaping an orifice in a valve based on the orifice profile and the specified relationship between the valve position and the output characteristic. According to the method, the valve should approximately exhibit the specified relationship.

Abstract: In accordance with the present invention, there is provided a linear displacement control valve comprising a valve body having a valve bonnet cooperatively engage thereto. The body and the bonnet collectively accommodate a valve trim which comprises a flow control element and a complementary spindle. The spindle is preferably attached to a reciprocally movable valve stem of the control valve via a stem adaptor. The stem adaptor is adapted to allow for some measure of “float” between the spindle and the flow control element as may be needed to accommodate any misalignment therebetween. The spindle is uniquely configured such that when used in conjunction with the flow control element, the trim is capable of providing low end flow control at a higher level of accuracy and/or wider rangeability.

Abstract: The gas dispensing apparatus comprises a réservoir (2) having an upper wall (5), a well (6) passing through the upper wall, and a gas dispensing device (8) located at least partially in the well (6) and having an external rigid portion (8a) facing the inner wall of the well. The gas dispensing apparatus comprises a résilient tubular élément (22) fitted into the well (6). The rigid portion (8a) of the device (8) is inserted therein. The well has an edge (34) extending outwardly and against which a stopping portion (30) of the tubular élément is flexed under action of the rigid portion of the device inserted into the tubular élëment. The flexed lower portion preferably defines an annular protubérance that prevents upward movement of the tubular élément relative to the well. A gas lighter of simplified construction and suitable for a brittle réservoir material such as amorphous polymers is obtained.

Abstract: Fluid flow control devices comprise a body including a central aperture extending along a longitudinal axis therethrough and a plurality of channels extending from an outer sidewall of the body to an inner sidewall of the body. At least one first channel may intersect at least one other channel. Fluid flow control systems, methods of forming fluid flow control devices, and methods of flowing a fluid through a fluid flow control device are also disclosed.

Abstract: A choke with reduced cavitation and/or flashing due to a high pressure fluids passing through the choke includes a housing having a high pressure inlet port and a low pressure outlet port, and a cage positioned within the housing and having a passage for passing fluid therethrough. A plurality of beads are each positioned in the cage, such that fluid flows between the cage and the beads and between the beads when passing through the cage. Fluid pressure is reduced by the fluid passing through the cage, thereby reducing cavitation.

Abstract: A drain valve base includes an upper connection seat and a lower connection seat which are integrally formed. The upper connection seat is connected with the lower connection seat by connection arms which are provided at intervals, and hollow portions are provided between every two connection arms. A through drain outlet is formed in the center portion of the lower connection seat, and an annular surface is formed on the top of the lower connection seat. A water-seal convex ring is formed on a side part of the annular surface which is adjacent to the inwall of the drain outlet. A water-seal surface is formed on the top of the water-seal convex ring, and blocking devices which can stop water flow are provided on the inner side and the outer side of the water-seal convex ring.

Abstract: The invention relates to an attachment ring for attaching an object in a flow channel. The attachment ring has a first surface for contacting 5 the object and a second surface for contacting a surface of a shoulder. An expansion member expands the attachment ring by pushing the ends away from each other when the expansion member is moved into the opening. At least one of the second surface of the attachment ring and the surface of the shoulder is inclined in order to wedge the 10 attachment ring between the surface of the shoulder and the object when the attachment ring is expanded by the expansion member.

Abstract: Fluid flow control devices comprise a body including a central aperture extending along a longitudinal axis therethrough and a plurality of channels extending from an outer sidewall of the body to an inner sidewall of the body. At least one first channel may intersect at least one other channel. Fluid flow control systems, methods of forming fluid flow control devices, and methods of flowing a fluid through a fluid flow control device are also disclosed.

Abstract: Systems, methods, and devices are disclosed, including a system that has a trim with a plurality of flow paths. In certain embodiments, each flow path includes a series of stages and an expansion zone disposed in series between each of the stages. The expansion zones are configured to flow a fluid in a direction that is generally perpendicular to directions of flow in both an adjacent-upstream stage and an adjacent-downstream stage.

Abstract: A flow control device typically for protecting a seal (20) in a valve, wherein a body portion (5) has an orifice (8) allowing fluid flow, and the valve has a control portion (10) to allow and restrict fluid flow through the orifice. The flow control device has a fluid flow controller (30) between the body portion and the control portion in the form of at least one annular ring (35), disposed in a recess in one of the body portion and the control portion (10). The fluid flow controller (30) defines a leak path through the device that is opened and closed by a pressure differential acting across the annular member. Typically the application of a pressure differential across the fluid flow controller moves the ring(s) to one end of the recess and reduces the cross sectional area of the leak path available to the fluid, thereby diffusing the fluid flow through the orifice (8).

Abstract: Two-piece trim apparatus for use with fluid regulators are described. In one described example, a fluid regulator has a regulator body and a first seat ring to provide a first flow characteristic disposed within the body and defining a fluid orifice. The first seat ring is interchangeable with a second seat ring that is to provide a second flow characteristic different from the first flow characteristic. The fluid regulator also includes a first cage to provide a third fluid characteristic and removably coupled to the first seat ring. The first cage is interchangeable with a second cage that is to provide a fourth fluid flow characteristic different from the third flow characteristic. The first cage can be selectively coupled to the first seat ring or the second seat ring and the first seat ring can be selectively coupled to the first cage or the second cage.

Abstract: A fuel cutoff valve comprises a casing main body with a connecting hole and a valve chamber, a cover forming the tube member, and the float housed in the valve chamber. The valve comprises, above the casing main body, the liquid closure member forming the retaining chamber for temporarily retaining liquid fuel flown out of the connecting hole and the partition member formed in plurality in a ridge form on the upper surface of the upper wall within the retaining chamber. Each partition member is arranged radially so as to be connected to the liquid closure member from the near center of the connecting hole, and configured in such a way that the retaining chamber is divided into multiple divided chambers.

Abstract: A gas manifold system includes a plenum that receives a gas at a positive pressure and a manifold having at least one exit port. One or more valves are disposed between the plenum and the manifold. When opened, the valve(s) permit a stream of the gas at positive pressure to flow from the plenum into the manifold. A baffle is disposed in the manifold between the valve(s) and the exit port(s). The baffle obstructs each stream of gas entering the manifold such that the gas is reduced to substantially zero pressure in the manifold at the exit port(s).

Abstract: An intake manifold capable of being connected with a throttle valve apparatus includes a conducting pipe defining an air intake pathway therein, a surge tank for receiving air flowing from the throttle valve apparatus through the air intake pathway, and a noise prevention net placed within a half of a cross section of the air intake pathway. The noise prevention net has a net portion for reducing noise volume and defines at least one opening outside of the net portion in a radial direction in the cross section of the air intake pathway such that the opening is positioned along or near an inner wall of the conducting pipe.

Abstract: Provided is a control valve trim, including a plug having a plurality of sections arranged in series along a longitudinal axis, wherein each of the plurality of sections has a diameter that is greater than the diameter of the preceding section, and a plurality of slots in the surface of each of the plurality of sections, and a liner, wherein the plug is disposed internal to the liner.

Abstract: There is a closure member for rotating or reciprocating movement between upstream and downstream passageways of a valve. A device, which consists of two or more elongated tubes whose cross sections form up into one or more files in moving direction of the closure member to divide the upstream passageway into many channels capable of leading the fluid to flow through, is disposed in the upstream passageway of the valve upstream of the closure member, consequently the upstream surface of the closure member can respectively open or close each channel in sequence while the closure member is rotating or reciprocating in the valve.

Abstract: Provided is a valve, including an in-line flow passage, a shut-off mechanism, and a multi-stage throttling section disposed in the in-line flow passage. Further provided is an in-line valve, including a flow control component and a sealing component, wherein the flow control component and the sealing component are separate from one another.

Abstract: An air release valve which includes a housing, an inlet, an outlet, a valve seat, a buoyant closure member and a variable throttle arrangement is provided. The housing defines a chamber and the buoyant closure member is positioned in the chamber and is displaceable between a lower position in which it is clear of the valve seat and permits the flow of fluid through the chamber and an upper position in which it seats sealingly against the valve seat to interrupt the flow of fluid through the chamber, the closure member being displaced, in use, from its lower position to its raised position by the buoyant forces acting thereon as a result of the entry of liquid into the chamber through the inlet. The throttle arrangement is configured to throttle air flow and inhibit premature closing of the closure member.

Abstract: Disclosed is a halogen-containing gas supply apparatus for supplying a halogen-containing gas from a container filled with the halogen-containing gas at a high pressure to an external apparatus, the halogen-containing gas supply apparatus including: a supply tube connecting the container and the external apparatus; a supply valve attached to the supply tube to supply the halogen-containing gas from the container; and a shock wave prevention mechanism installed downstream of the supply valve to prevent generation of a shock wave.

Abstract: A pressure chamber in which an opening of a groove-shaped flow paths configuring a portion of a liquid flow path is formed by sealing with a film, a valve body which opens and closes a communication path communicating with the pressure chamber, and a pressure receiving member which is pressed by the film displaced to the pressure chamber side by negative pressure of the pressure chamber and is able to press the valve body in a direction where the valve body is valve opening state are included, and the valve body includes a flange section, a shaft section connected to the flange section and a seal member, and the seal member is formed in a shape of an annulus surrounding the shaft section.

Abstract: A constant-flow valve assembly having a first passageway carrying fluid at a first pressure, a piston chamber, and a second passageway connected to the chamber and carrying fluid at the second pressure. A third passageway carries fluid at a third pressure. An adjustable valve is between the chamber and the third passageway, and an adjustable restrictor is positioned between the first and second passageways. An inlet portion of the restrictor assembly receives fluid at the first pressure and directs the fluid to a restrictor, and outlet portion directs the fluid to the second passageway at the second pressure. The restrictor is movable to adjust the position of entry and exit portions relative to the inlet and outlet portions to adjust a fluid flow rate to the second passageway to adjust the flow rate through the valve assembly.

Abstract: An automatic water distributor contains a base including a chamber, a first outlet channel, a second outlet channel, and at least one inflow channel; between the chamber and the first outlet channel being defined a hole; a valve member including a valve core, the valve core including a plunger portion, a shaft portion, and a first passage, the first passage including a spout; a distributing plug retained on the top end of the shaft portion; a buffer device fixed in the chamber of the valve member and including a second passage, the second outlet channel, and a stop wall, wherein the stop wall keeps a buffer distance from the spout so that after the water sprayed from the spout flushes the stop wall, a watering reaction is forced on the plunger portion so that a downward movement of the valve core at a shifting instant is decreased.

Abstract: A vortex breaker fits over an outlet of a vessel. The breaker has a basket disposed on a base with an opening communicating with the vessel's outlet. The basket has a cylindrical sidewall screen with profiled wires arranged around bars that extend from the base. The basket also has a top screen attached to the sidewall screen. The top screen has wires arranged across a plurality of bars. Fluid flow passing through the screens is directed by the profiled wires and the bars. Below the top screen, a baffle plate diverts the fluid flow passing through the top screen to the periphery of the top plate. Inside the basket, a flow modifier has a vanes attached to the base and disposed radially around the base's opening. At least some of the vanes have cross-tees extending from the vane's sides to break the radially directed flow inside the basket.