A novel 3-Input-3-Output (3×3) Fuel-Air Ratio Model-Free Adaptive (MFA) controller is introduced, which can effectively control key process variables including Bed Temperature, Excess O2, and Furnace Negative Pressure of combustion processes of advanced boilers. A novel 7-input-7-output (7×7) MFA control system is also described for controlling a combined 3-Input-3-Output (3×3) process of Boiler-Turbine-Generator (BTG) units and a 5×5 CFB combustion process of advanced boilers. Those boilers include Circulating Fluidized-Bed (CFB) Boilers and Once-Through Supercritical Circulating Fluidized-Bed (OTSC CFB) Boilers.

A method of assembling a syngas cooler is provided. The method includes coupling a supply line within a cooler shell, coupling a heat transfer panel within the cooler shell, and coupling a heat transfer enclosure within the cooler shell such that the heat transfer enclosure substantially isolates the heat transfer panel from the cooler shell. A manifold is coupled in flow communication with the supply line, the heat transfer enclosure, and the heat transfer panel.

This invention relates to a heating/cooling system operating on the basis of a novel SPLIT BUFFER TANK; representing an efficiency improvement alternative to HVAC systems functioning with existing commercial buffer tanks. Currently, commercial buffers have the heat source provider (HSP)-return and system-return discharging to a common buffer/vessel. Novel SPLIT BUFFER is provided with a SEPARATION DISK placed inside the tank as mechanical way of separating the hot water inflow from the HSP from the warmer water inflow from system return. The disk moves up and down along the tank driven by demanded water supply and return. Pump-1 circulates hot water from the hot section of the buffer to the secondary system claiming for heat. Pump-2 circulates warmer water from the warmer section of the buffer through the HSP where it is reheated, and subsequently stored in the hot section of the buffer to reinitiate this cycle again.

An evaporator surface structure of a circulating fluidized bed boiler having a furnace that is enclosed by sidewalls and has a bottom and a ceiling. The evaporator surface structure includes at least one vertical and separate evaporator surface unit that is spaced apart from the sidewalls of the furnace. The at least one evaporator surface unit (i) is formed of planar water tube panels that extend from the bottom of the furnace to the ceiling of the furnace, and (ii) consists of two cross-wise joined vertical water tube panels.

A battery powered, hand-held, lightweight electrical shocking device provides a visible and audible display of sparks continuously upon the operation of a switch. The device is capable of delivering a jolting shock. The display of sparks makes clear the nature of the device and serves as a deterrent to unruly persons. The device is comprised of a non-conductive housing in a generally annular shape, permitting it to be gripped in one hand. On one surface away from the hand are first and second conductive plates separated from each other by an insulator. The electrical circuit comprises a free-running multi-vibrator, a small transformer, a rectifier, a voltage doubler and an internal spark gap. The circuit can deliver a series of short duration, high voltage, low current electrical shocks from two penlight batteries.

A knock down spring whip assembly including a hollow housing which serves as a handgrip, and also stores a spring subassembly formed of lengths of helically wound springs of sequentially increasingly larger diameter size to move between a telescoped position within the housing and an extended whipping position projecting from one end of the housing with the springs wedgingly engaging each other in an end to end arrangement. A removable closure unit is provided for plugging the other end of the housing to define a storage compartment. The closure unit includes an integral magnet for retaining the spring subassembly in the telescoped position, where the closure unit can be replaced with other types of closure units. The housing includes a tapered end and an annular constriction for providing both a wedging engagement of the projecting springs as well as a positive locking action. Weighted ball bearings can be included within one of the springs for spiral rotation therethrough to provide an additional striking force. The striking spring can be replaced by a solid rod for an increased striking force. Preferably, the tip portion at the striking end is also removable to permit the spring whip assembly to be disassembled into its component parts.

An improved stun-gun or electrical shock device which includes improved circuit elements to eliminate the frequent product failure due to corrosion and pitting of an internal spark gap as found in prior art electrical shocking devices. The conventional internal spark gap found in prior art stun-guns is replaced with a pair of surge arrestors, thereby eliminating the problems caused by corrosion and pitting of the internal spark gap which has caused prior art stun-guns to have a limited life and fail.

A knock down spring whip assembly including a hollow housing which serves as a handgrip, and also stores a spring subassembly formed of lengths of helically wound springs of sequentially increasingly larger diameter size to move between a telescoped position within the housing and an extended whipping position projecting from one end of the housing with the springs wedgingly engaging each other in an end to end arrangement. A removable closure unit is provided for plugging the other end of the housing to define a storage compartment. The closure unit includes an integral magnet for retaining the spring subassembly in the telescoped position, where the closure unit can be replaced with other types of closure units. The housing includes a tapered end and an annular constriction for providing both a wedging engagement of the projecting springs as well as a positive locking action. Weighted ball bearings can be included within one of the springs for spiral rotation therethrough to provide an additional striking force. The striking spring can be replaced by a solid rod for an increased striking force. Preferably, the tip portion at the striking end is also removable to permit the spring whip assembly to be disassembled into its component parts.

A personal protection device includes a belt which conceals a whip in an internal sheath formed therein. The whip has a handle which also is concealed by an end portion of the belt. The whip can be quickly and easily withdrawn from the sheath in the belt by releasing the end portion and grasping the handle, all in a substantially single motion. The whip material allows sufficient flexibility to be worn comfortably around the waist, but is rigid enough to be an effective striking device. Embodiments for sports and uniform use are disclosed.

A whip with a braided handle and method of fabrication which includes a generally cylindrical handle portion. The handle portion has an inboard end and an outboard end and is fabricated of a braided rope construction which comprises a plurality of single yarns twisted together to form a plurality of piled yarns which are then braided, with a helical angle of the twist of the single yarns within their respective plied yarn being equal and opposite to the helical angle of the plied yarns in the braid. Also included is an inboard first thread which is wrapped circumferentially about the handle end from adjacent the inboard end and extends outboardly. An outboard second thread is wrapped circumferentially around the handle portion to provide a handle. A whipping portion extends outboardly of the outboard end of the handle portion and is fabricated of extensions of the braided strands from the handle portion but in an unbraided braid form.

The present invention provides an apparatus and process for making softgel capsules having incorporated therein other solid dosage forms selected from the group consisting of pellets, smaller capsules, smaller tablets, sustained release solid dosage forms, immediate release solid dosage forms, extended release solid dosage forms and zero order release solid dosage forms, said apparatus comprising: (a) two spreader boxes; (b) two casting drums; (c) a pair of rotary dies having means for suction; (d) a liquid fill system; (e) a wedge for heating gelatine ribbons and feeding said fill; and (f) two lateral dispensing devices said lateral dispensing devices including hoppers having said solid dosage forms, channelguides for transporting said solid dosage forms and a grasping claw for dispensing said solid dosage form into the softgel pocket formed in the rotary dies.

A paper towel cabinet includes a first side wall and a second side wall, a pivotally mounted front wall defining a door, a back wall extending between the side walls, and a paper towel tray having an opening to provide access to paper towels. The paper towel cabinet also includes a module assembly comprising a first module having a front surface extending transversely relative to the first side wall and toward the second side wall. When the door is in an open position, the front surface prevents paper towels leaning toward the door from falling out of the cabinet. The cabinet also includes a bar mounted proximate to the opening and having a length extending between the side walls. The bar is positioned between a stack of paper towels and the opening when the stack of paper towels is placed on the paper towel tray.

A fire pit includes a circular bottom plate and a circular, centrally-apertured log-supporting plate. A plurality of legs secured about the periphery of the log-supporting plate maintain the bottom and log-supporting plates in vertically spaced, parallel relation to one another. Each leg has a hollow uppermost end. A plurality of arcuate grates is mounted about the periphery of the log-supporting plate and a vertically-oriented post is secured to each of the grates, mid-length thereof. Each of the posts has a lowermost end slideably received within the hollow uppermost end of its associated leg to releasably connect each grate to the log-supporting plate. Arcuate openings positioned radially outwardly of the central opening enhance the flow of oxygen into the areas where combustion occurs. The log-supporting plate is inverted and the grates are stacked atop it when the fire pit is in its storage configuration.

A dispensing mechanism is adapted to eject a test sensor from a cartridge opening formed in a cartridge containing test sensors. The dispensing mechanism comprises a gear rack, a gear, and a wheel. The gear rack includes a first portion and a second portion located generally parallel to one another. The second portion of the gear rack includes a first plurality of teeth. The gear includes a second plurality of teeth that are adapted to be engaged by the first plurality of teeth upon movement of the gear rack. The wheel is operatively engaged by the gear and is adapted to dispense the test sensor from the cartridge opening and to seal the cartridge opening. The movement of the gear rack in a first direction causes the gear to rotate causing the wheel to rotate. The rotation of the wheel dispenses the test sensor through the cartridge opening.

A vending machine to dispense purchased goods includes a frame, a dispensing member, a controlling member, a blocking member and a driving member. The controlling member can slide a limiting shaft between a latched position and a releasing position. The driving member is a spring which is partly uncoiled and which constantly pulls the dispensing member, and thus a line of goods, towards the blocking member. When the limiting shaft is in the latched position, the limiting shaft prevents the blocking member rotating, so holding back the line of unpurchased goods. When the limiting shaft is retracted to the releasing position, the pressure of the line of goods rotates the blocking member through ninety degrees to allow one of the goods to pass out of the goods channel.

A medicine dispensing device includes a shell-like base unit, a shell-like cassette with a number of compartments for storage of medicines which is rotatable relative to the base unit, a unit for rotating the cassette relative to the base unit at predetermined times, a lid firmly connected to the base unit, and an aperture situated in the lid in such a way as to be movable to become central to any desired compartment of the cassette when the cassette is rotated relative to the base unit and the lid. A hatch is provided close to the aperture and can assume a position in which the aperture is closed and a position in which the aperture is exposed. The hatch is pivotable relative to a pivot axis. The hatch has a rear edge which has an extent in the circumferential direction of the device.

A sanitized vending machine includes product and cup dispensing mechanisms and an actuation mechanism. The product dispensing mechanism, holding one or more product items, rotates through a product dispensing cycle to dispense them. The cup dispensing mechanism, holding a stack of cups, rotates through a cup dispensing cycle to dispense a cup to a predetermined position. The dispensing cycles occur in a predetermined sequence so as to enable the dispensed product items to be received in a previously dispensed cup. The dispensing mechanisms respectively include rotatable first and second driven gears drivingly interfaced to rotate during respective product and cup dispensing cycles. The actuation mechanism includes a handle and a rotatable drive gear drivingly interfaced with the first driven gear. When the handle is turned by a user through an actuation cycle the driven gears rotate the respective mechanisms through respective product and cup dispensing cycles.

Wood particles having fibers aligned in a grain, wherein: the wood particles are characterized by a length dimension (L) aligned substantially parallel to the grain, a width dimension (W) normal to L and aligned cross grain, and a height dimension (H) normal to W and L; the L×H dimensions define two side surfaces characterized by substantially intact longitudinally arrayed fibers; the W×H dimensions define two cross-grain end surfaces characterized individually as aligned either normal to the grain or oblique to the grain; the L×W dimensions define two substantially parallel top and bottom surfaces; and, a majority of the W×H surfaces in the mixture of wood particles have end checking.

In one embodiment of the present invention, a power tool includes a housing having a first opening formed therein with a motor being contained within the housing. The tool includes a device for sharpening a writing implement. The sharpening device is at least partially contained within the housing and accessible through the first opening which permits the writing implement to be inserted into the sharpening device. The sharpening device is operatively connected to the motor such that operation of the motor drives the sharpening device.

Methods are described for mechanically scraping surfaces of boards, such as flooring boards, to impart random-looking scraped profiles therein. An apparatus for mechanically scraping boards to form the scraped board products also is described. A board, such as a flooring board, having a random-looking scraped appearance that includes overlapping multiple scrape patterns is described. Boards, such as flooring boards, having a simulated rustic or distressed appearance made with the methods and apparatus also are described.

The present invention provides a technique which can disassemble a mandrel having a substantially cylindrical shape and being dividable into a plurality of segments, easily and efficiently. The disassembling method comprises, in the mandrel adhesively attached with a composite material structure on an outer peripheral surface thereof, a rotation step of rotating the pair of support rings along with the mandrel to position a segment which is a detached target to an uppermost portion; and a segment detaching step of detaching the segment which is the detached target positioned at the uppermost portion, from the pair of support rings; wherein in the segment detaching step, the segment which is the detached target is moved in a vertically downward direction to a position inside of the mandrel, between the pair of support rings, and is carried out from between the pair of support rings.

A sheet conveyance unit for transporting a sheet unreeled from a roll of paper includes a roll holder including a pair of supporters to support both axial end portions of the roll, movable in an axial direction of the roll, a pair of first conveyance rollers, a pair of second conveyance rollers, a tensioner to tension the sheet, disposed between the first conveyance rollers and the second conveyance rollers, and a tension adjustment unit. The tensioner includes a contact plate to press against the sheet, extending over an entire width of the sheet and pivotably supported on a casing of the sheet conveyance unit. The tension adjustment unit changes the tension of the sheet by adjusting a force to press the contact plate against the sheet and includes a first adjuster to change the tension of the sheet in conjunction with the interval between the supporters.

A filament winding apparatus prevents a fiber bundle supplied to a liner from interfering with other fiber bundles and fiber supplying guides. First and second guide units include a plurality of fiber supplying guides arranged radially and extending and contracting in a direction approximately perpendicular to a liner central axis. When a fiber bundle supplied from a first supplying guide of the first guide unit crosses between a second supplying guide of the second guide unit and the liner, the distance from the second supplying guide to the liner central axis is made larger than the distance from the first supplying guide to the liner central axis, and in the reverse case, the distance from the first supplying guide to the liner central axis is made larger than the distance from the second supplying guide to the liner central axis.

A fly reel comprises a housing having a back plate, a spindle extending from the back plate, a spool rotatably mounted on the spindle, an adjustable drag assembly fixed to the spool and rotatably mounted with the spool, the adjustable drag assembly is adapted to provide controlled friction against the spool during rotation of the spool, a crank member for rotating the spool in a first direction, and a one way clutch operatively associated with the spindle for permitting rotation of the crank member in the first direction only whereby the spool is adapted to rotate independent of the crank in a second direction that is opposite the first direction. In addition, the drag adjustment knob of the reel is disposed on the same side as the reel crank handle and the drag components may be sealed within a cartridge.

An extensible cord lead comprising a casing (11) containing a winding wheel (13) equipped with housings (15) intercepted by a pushbutton (16) to allow the partial or total blocking of the cord, the pushbutton (16) being equipped with a forward position blocking device consisting of a cursor (20) which slides or rotates in a transverse direction with respect to the axis of the pushbutton (16) in which it is inserted, said cursor (20) being activated by a thumb-turn (21) located on the head of the pushbutton (16), said cursor (20) being able to move from a blocked position to free sliding of the pushbutton, entering and exiting transversally to the sliding axis of the pushbutton (16), in a housing (22) in the box-like casing (11) of the winding device.

An agricultural implement system that includes a control system configured to receive a first signal to initiate seeding operations, to transition a ground engaging tool toward a working position at a first time after receiving the first signal, and to activate a product delivery system at a second time, different from the first time, after receiving the first signal.

A system for controlling air flow within an agricultural product metering system is provided. One system for distributing an agricultural product includes an air conveyance system having a blower configured to provide an air stream for moving metered product toward a distribution device. The air conveyance system is mounted on an air cart. The system also includes control circuitry mounted on an agricultural vehicle, and configured to adjust a speed of the blower based at least partially on a product flow rate from the air cart.

Agricultural devices, row unit adjustment systems, and methods of adjusting a depth of a furrow are provided. In some aspects, an agricultural device is adapted to plant seeds and includes a frame, a furrow opener coupled to the frame and adapted to cut a furrow including a depth, a sensor adapted to sense a characteristic associated with planting seeds and generate a signal associated with the sensed characteristic, and a processing unit receiving the signal associated with the sensed characteristic. The depth of the furrow is adjustable based on the signal associated with the sensed characteristic. Such characteristic may be a characteristic of the soil, a force applied to the agricultural device, or a position of a portion of the agricultural device.

A planter row unit is disclosed having an active downforce control system for the closing wheels. This separate control of the downforce pressure for the closing wheels is provided from the row unit downforce control. A single operator input is used to set a desired downforce for all row units. The control system then operates to produce the desired downforce. Alternatively, the control system may display a downforce load to the operator who then manually makes adjustments as desired.

A metering system for a seeding machine is provided. The metering system includes selectively powered metering sections operable to individually allow or restrict seed dispensation. A damper arrangement is also provided so that pneumatic conveying of the particulate within the machine is consistently maintained when particulate flow is varied between the metering sections.

A dynamic supplemental downforce control system for a planter row unit. The system includes closed-loop feedback circuit that cooperates with a downforce actuator to dynamically control fluid flow to the downforce actuator to maintain balance between the actual gauge wheel downforce and a desired gauge wheel downforce during planting operations.

The seed distribution tower of an air seeder has a distribution head that splits a single, primary stream of conveying air and seeds into a plurality of secondary streams for delivery to openers that deposit the seeds into the ground as the seeder advances. The outlets through which the secondary streams exit the head are constructed as modules that can be individually installed and replaced without disassembling the entire head. Shut-off valves and/or flow sensors may or may not be incorporated into certain or all of the modules to provide optimum user flexibility.

A seed tube guard for agricultural planters is cast from a high-chrome cast-iron alloy or manufactured from other wear-resistant material. The seed tube guard has right and left wear surfaces for engaging inner surfaces of a pair of opener discs. A fluid delivery channel is integrated within the body of the seed tube guard with an exit in the bottom surface for delivering fluid into a seed furrow ahead of a seed tube.

An apparatus for a vehicle used for positioning sod strips includes a structure for mounting on the vehicle frame and a pushing plate slidably mounted to the structure. The pushing plate is arranged to be abuttable to an edge of a sod strip. A pair of cylinders are operatively mounted between the structure and the pushing plate to slide the pushing plate away from the structure to laterally shift a sod strip to tighten up seams between adjacent sod strips. A pushing frame provides arms that are slidable into base tubes of a base frame and the cylinders are connected between the arms and the base tubes to slide the pushing frame with respect to the base frame. Further cylinders are employed to pivot the base frame, the pushing frame and the pushing plate between deployed and non-deployed positions.

A paired row opener has a furrowing tip arranged to be selectively supported on a body of the opener. The furrowing tip includes a knife portion and a pair of wing portions extending rearwardly and outwardly therefrom where are separable together from the opener body. A pair of deflector wings are integrally formed on the opener body above inner edges of the respective wing portions which are abutted with the opener body so as to deflect disturbed soil away from a seam between the inner edge of the wing portions and the opener body. An insulated mounting block is fastened onto a rear bracket of the opener body which receives an anhydrous ammonia delivery tube therethrough so permit optional delivery of anhydrous ammonia at a location which is insulated and spaced rearwardly from the opener body.

One closing assembly of a row unit for an agricultural implement includes a frame configured to support ground-working tools of the row unit. Multiple arms are coupled to the frame, each arm of the multiple arms being independently rotatable about a common axis. Each arm is configured to be coupled to a closing disc configured to direct soil into a trench.

This technology is a method and apparatus for the semi-continuous measurement of the concentration of constituents of airborne particles which couples a laminar flow, water condensation particle collector to a microfluidic device for assay of particle chemical composition by electrophoresis. The technology has been used for the assay of sulfates, nitrates, chlorides, and organic acids contained in fine and submicrometer atmospheric particles. For these compounds the apparatus and method described is capable of one-minute time resolution at concentrations at the level of micrograms of analyte species per cubic meter of air. Extension to other analytes is possible.

A cell stack comprising a plurality of fuel cells or electrolysis cells has a combination of flow patterns between anode gas and cathode gas internally in each of the cells and between the cells relative to each other such that cathode and anode gas internally in a cell flows in either co-flow, counter-flow or cross-flow and further that anode and cathode gas flow in one cell has co-flow, counter-flow or cross-flow relative to the anode and cathode gas flow in adjacent cells.

A contacting-type conductivity sensor includes an electrically-insulative plastic body and a plurality of electrodes. The plurality of conductive electrodes is disposed in the plastic body. Each electrode is constructed of plastic and fused with the electrically-insulative plastic body. A method of manufacturing the conductivity sensor is provided along with a single-use bioreactor employing the sensor.

A method to inexpensively and efficiently produce conductive materials on the surface of which a nano-level fine structure is formed includes surface modification including immersing a stable anode electrode and a workpiece as a cathode electrode, the workpiece including a conductive material with a work surface, in an electrolytic solution, then applying a voltage not less than a first voltage and less than a second voltage between the stable anode electrode and the workpiece as the cathode electrode immersed in the electrolytic solution, thereby modifying the work surface, the first voltage being a voltage corresponding to a current value that is ½ of the sum of a first maximum current value appearing first in a positive voltage region and a first minimum current value appearing first in the positive voltage region with respect to voltage-current characteristics of a surface modification treatment system, the second voltage exhibiting a complete-state plasma.

A hard bias (HB) structure for longitudinally biasing a free layer in a MR sensor is disclosed that includes a mildly etched seed layer and a hard bias (HB) layer on the etched seed layer. The HB layer may contain one or more HB sub-layers stacked on a lower sub-layer which contacts the etched seed layer. Each HB sub-layer is mildly etched before depositing another HB sub-layer thereon. The etch may be performed in an IBD chamber and creates a higher concentration of nucleation sites on the etched surface thereby promoting a smaller HB average grain size than would be realized with no etch treatments. A smaller HB average grain size is responsible for increasing Hcr in a CoPt HB layer to as high as 2500 to 3000 Oe. Higher Hcr is achieved without changing the seed layer or HB material and without changing the thickness of the aforementioned layers.

An apparatus and associated method are generally described as a thin film exhibiting a tuned anisotropy and magnetic moment. Various embodiments may form a magnetic layer that is tuned to a predetermined anisotropy and magnetic moment through deposition of a material on a substrate cooled to a predetermined substrate temperature.

Interconnect structures and methods of fabricating the same are provided. The interconnect structures provide highly reliable copper interconnect structures for improving current carrying capabilities (e.g., current spreading). The structure includes an under bump metallurgy formed in a trench. The under bump metallurgy includes at least: an adhesion layer; a plated barrier layer; and a plated conductive metal layer provided between the adhesion layer and the plated barrier layer. The structure further includes a solder bump formed on the under bump metallurgy.

The present invention provides a method for fabricating a working electrode. The method comprises the following steps: providing a photoelectrode, which comprises a conductive substrate with a semiconductor material; providing a dye solution, which comprises a dye dissolved in a solvent; and applying a voltage for conducting an electrophoresis to adsorb said dye onto a surface of said semiconductor material. The method of present invention makes the dye adsorbed fast to a surface of a semiconductor material by electrophoresis, and therefore, significantly reduces the time for fabricating a dye-sensitized solar cell.

A metal material is provided with a bismuth coating which enables the subsequent coating to be accomplished at a high throwing power, and has excellent corrosion resistance, coating adhesion and is able to be produced with reduced damage to the environment. The metal material has a surface and a bismuth-containing layer deposited on at least a part of the surface of the metal material, wherein the percentage of bismuth atoms in the number of atoms in the surface layer of the metal material with a bismuth coating is at least 10%.

A scraper that has a frame that supports wheels. The scraper includes a blade and a blade height and tilt assembly that are connected to the frame in order to both adjust the height of the blade and the angle at which the blade cuts soil.

A tongue pulled spreader and grader system having a pair of spaced apart sidewalls and cross beams to define a frame portion, a plurality of moveable or fixed blades extending between the sidewalls, each blade positionable along the length of each sidewall and fixed in position at a predetermined angle; a tongue for mounting the frame to the rear of a vehicle; a pair of wheels positioned on an axle on either side of the sidewalls; means for manually or hydraulically extending the wheels to a down position to make contact with a surface in order to transport the spreader and grader and for retracting the wheels to an up position so that the spreader and grader can undertake the grading process. The spreader and grader can attach to and be operated by ATVs, SUVs, light trucks, lawn tractors, sub compact tractors, side by side ATVs and fork trucks.

A towable soil pulverizer having a center section and foldable wings mounted by hinges on opposite sides of the center section to fold upwardly or downwardly about substantially longitudinal hinge axes. Each hinge has a spaced ball joint and guide roller in roller slot. A wing float axis for each wing extends substantially perpendicular to the longitudinal hinge axis in a transverse direction, each wing also being pivotal about the float axis. The hinge design with the float axis prevents weight transfer between the center section and wing sections when the pulverizer operates over uneven soil, providing uniform soil conditioning over the width of the pulverizer. The center section rollers are positioned ahead of, behind, or co-linear with the wing rollers. Lockout kits are provided for mounting in the roller guide slots for restricting motion.

An agricultural machine (101; 201; 301) comprising two mainly parallel, in the direction of travel, cross-running disc implement rows (102a, 102c; 202a, 202b; 304a, 304b), wherein the orientation of the disc implements (102b, 102d; 203a, 203b; 302a, 302b) contained in the mentioned disc implement rows is arranged so that the fore row (102a; 202a; 304a) has disc implements that are mounted on a frame beam (110; 211; 303) and that are angled outwards and backwards towards the sides of the machine and in a dividing line mainly parallel to the direction of travel of the machine form a first point of change (208a, 304c), and the rear row (102c, 202b; 304b) has disc implements (102d; 203b; 302b) that are mounted on a frame beam (110; 211; 303) and that are angled inwards and backwards from the sides of the machine and in the dividing line form a second point of change (208b, 304a), wherein the fore row is adapted to throw soil from the first point of change outwards towards the sides of the machine and the other row is adapted to throw soil from the sides of the machine inwards towards the second point of change. The dividing line with the first point of change (208a, 304c), and with the second point of change (208b, 304) is arranged at a predetermined distance from the centre line of the machine (101; 201; 301) across the direction of travel.

A turf cutter device, an infill extractor/collector device, and a turf wind-up device are used to facilitate the cost-effective removal of an infilled synthetic turf and the subsequent installation of a new turf at the same site, with minimal subsurface disruption. An infill extractor/collector device mounted on a motorized vehicle moves a relatively narrow strip of filled artificial turf from the surface, in front of the vehicle, and directs the strip to an infill removal station. The infill removal station inverts the strip and redirects the strip back toward the front of the vehicle, after agitating the strip to extract the infill. After redirecting the strip toward the front of the vehicle, the vehicle drives over the unfilled strip. Meanwhile, the extractor/collector device moves the extracted infill rearwardly to a bag located in a trailer. The turf cutter device is used prior to infill extraction, while the turf wind up device may be used before or after infill extraction, depending on whether infill extraction takes place at the field or at a remote site, respectively.