Abstract: A method is provided for introducing a liquid into a depression of a sample holding plate by way of a controllable dispensing apparatus. The process of the introduction of the liquid is divided into the introduction of a first liquid volume and the introduction of a second liquid volume. A dispensing apparatus is also provided for introducing a liquid into a depression of a sample holding plate. The dispensing apparatus includes a control device that controls an actuator such that a first liquid volume and a second liquid volume are discharged out of an opening of a dispensing head.

Abstract: A module for processing fluids includes one or more collapsible fluid chambers supported on a substrate, a compression element supported on the substrate and configured to be movable with respect to the one or more chambers, and an actuating element coupled to the compression element and configured to effect movement of the compression element relative to the one or more fluid chambers to collapse each fluid chamber by compressing the fluid chamber between the compression element and the substrate as the compression element moves over the fluid chamber.

Abstract: A sample cell includes a cell body having a proximal end, a distal end, a circumference, and a sample holding surface on the proximal end, an o-ring around the circumference, a cap disposed over the proximal end of the cell body, the cap forming a seal with the o-ring, and a window in the cap located at an adjustable distance from the sample holding surface.

Abstract: The invention relates to a method for isolating at least one fluid sample well laid out in a test card for analyses, said test card including a plate (3) having at least one first main face from which is laid out at least one channel communicating with at least said well, this first face being coated with a membrane (17) provided with an adhesive (18) and which will cover said channel with a covering area (171), the method for isolation including a phase for introducing a fluid sample into at least said well and a phase for isolating said well consisting of exerting a force on at least one portion of the covering area (171) of the adhesive membrane (17) for ensuring displacement of the adhesive into an obturation area for the sample well.

Abstract: A microfluidic probe head for providing a sequence of separate liquid volumes separated by spacers, the separate liquid volumes including a respective target substance associated with a respective target area, the microfluidic probe head including an inlet and an outlet; a first fluid channel fluidly connected to the inlet, the first fluid channel configured for delivering an injection liquid from the inlet to a respective target area; a second fluid channel fluidly connected to the outlet, the second fluid channel configured for delivering liquid volumes from the respective target area to the outlet; and a spacer insertion unit fluidly connected to the second fluid channel, the spacer insertion unit configured for inserting spacers into the second fluid channel between the liquid volumes to provide the sequence of separate liquid volumes separated by spacers.

Abstract: The invention provides systems, including apparatus, methods, and kits, for the micro fluidic manipulation and/or detection of particles, such as cells and/or beads. The invention provides systems, including apparatus, methods, and kits, for the microfluidic manipulation and/or analysis of particles, such as cells, viruses, organelles, beads, and/or vesicles. The invention also provides micro fluidic mechanisms for carrying out these manipulations and analyses.

Abstract: A reagent holding container is provided that is capable of storing a reagent in a stable state over a long period of time and simply delivering a held reagent. A reagent holding container having a flexible material and a perforable material, wherein a plunger functions both to deform the flexible material of the reagent holding container and perforate the perforable material of the reagent holding container.

Abstract: Sample tube adapters dimensioned to fit into one or more sample tubes in order to prevent carryover or contamination between sample tubes that are adjacent to one another during one or more stages of sample preparation. Methods for use of such sample tube adapters and methods for preventing carryover or contamination between sample tubes that are prepared adjacent to one another are also described. The apparatus described herein was developed to mitigate or eliminate cross-well contamination identified in high-throughput assays, e.g., 96-well based assays. In one embodiment, the apparatus is designed to fit onto the top of a standard 96-well plate and is kept in place during one or more stages of sample preparation, e.g., the entire forced-air drydown portion of sample preparation.

Abstract: A gyratory crusher bottom shell and/or bottom shell assembly include protective liners that are mounted over and about respective support arms that extend radially between the bottom shell wall and a central hub. The support arms have a seat or saddle region with at least a part of the liner positioned in contact with and supported by the seat to distribute the mass of the liner radially between the hub and the shell wall and to reduce tension in the primary attachment bolts.

Abstract: A useable particulate nepheline syenite having a grain size to provide an Einlehner Abrasive Value of less than about 100 is described. The particulate nepheline syenite is generally free from agglomeration and moisture free.

Abstract: A paper shredder cutting assembly having an arbor, spaced-apart cutting blades on the arbor, a rigid frame set apart from and parallel to the arbor, and braces coupling the arbor to the frame. Each resilient brace is a spacer between a pair of spaced-apart cutting blades. The braces support arbor and cutting blades. The rigid frame and the braces cooperate to strengthen, and to reduce translational motion of the arbor, while allowing rotation of the arbor. Each brace has a brace body, a brace tang extending therefrom, and a brace tab extending perpendicularly from the brace tang. Each brace tab is aligned with another along an edge of the rigid frame, the brace bodies are spacers between the cutting blades, and the brace tabs impair translational motion of the brace bodies. A paper shredder with a motor, gearing, and counterposing cutting assemblies has motion-limited resilient spacers adjacent to cutting blades.

Abstract: A paper shredder includes a housing, cutters positioned in the housing, and a feeder base coupled to the housing and adapted to support a stack of papers. The feeder base includes a feeder slot through which paper passes for shredding in the cutters. The feeder base further includes an aperture formed in the feeder base at a location spaced from the feeder slot. The aperture provides a pathway between a top surface of the feeder base and a waste area below the feeder base and has an edge with multiple surfaces that enhance an ability of the edge to peel away sheets of paper from the stack.

Abstract: A machine for grinding food includes an outlet of a discharge duct for ground food closed by a perforated plate, which is part of a kit of interchangeable plates which has at least a first type with a first type of perforation and a second type with a second type of perforation. The machine further includes an axial coupling and an annular cap. The axial coupling is defined by at least two parts, a first part arranged on the outlet of the discharge duct and a second part arranged on an interchangeable element that is part of a safety kit having at least two mutually different interchangeable elements. The first interchangeable element is compatible both with plates of the first type and plates of the second type as well as an integrated protection body; the second interchangeable element is compatible exclusively with the plates of the second type.

Abstract: Sand containing impurities that weaken its suitability as a proppant in well boreholes can be refined by the process of (1) drying the sand to remove moisture, (2) grinding the sand in a jet mill to create particle-on-particle contact of the sand and impurity grains, and (3) removing pulverized impurities from the sand by blowing the sand with air or by processing the sand in a mineral separator. The sand can then be used in a borehole as a proppant and in fracking. The sand can be screened at any point in the process to separate the sand particles by grain size. The refined sand can be coated with a resin after the removal of pulverized impurities.

Abstract: Described herein are methods for purification of biological material using high gradient magnetic separation. For example, a method includes: providing a ferromagnetic matrix surrounded by a separation column, the separation column including an elongate body defining a lumen having an inlet and an outlet; applying an external magnetic field to the separation column; saturating unspecific binding sites in the ferromagnetic matrix by applying a buffer solution to the ferromagnetic matrix; and introducing biological material into the lumen of the separation column. In some embodiments, the ferromagnetic matrix is uncoated, and the buffer solution includes at least one macromolecule. In some embodiments, the method further includes incubating the ferromagnetic matrix with the buffer solution for at least three minutes to equilibrate the ferromagnetic matrix.

Abstract: A gas treatment includes: a gas scrubber chamber operable to receive an effluent gas stream originating from a manufacturing process tool to be scrubbed therewithin to provide a scrubbed gas stream; and an electrostatic precipitation chamber operable to receive the scrubbed gas stream to be treated therewithin to provide a treated gas stream, one of the gas scrubber chamber and the electrostatic precipitation chamber defining a first chamber and another of the gas scrubber chamber and the electrostatic precipitation chamber defining a second chamber, the first chamber being configured to surround the second chamber. In this way, the first chamber and the second chamber can share the same volume.

Abstract: An improved belt separator system and an improved method to separate particle mixtures based on triboelectric separation of particles is disclosed. One or more gas nozzles, for example, a plurality of gas nozzles are provided as part of the system or installed into a system, such as an existing system, to improve dispersal of particles during operation.

Abstract: The present disclosure relates to a centrifugal separator (1), which comprises a rotatable drum (5) having a wall (50), an annular chamber (7), defined along the longitudinal axis (49) of the rotatable drum (5) and bordering the wall (50), an annular screw feeder (90) accommodated rotatably in the annular chamber (7) for moving a mixture of substances in the liquid phase and in the solid phase longitudinally through the annular chamber (7), and separation nets (100) arranged in the wall (50) of the rotatable drum (5). The separation nets (100) have meshes for filtering the solid phase from the liquid phase by rotation of the drum (5). The separation nets (100) are movable relative to the wall (50).

Abstract: The present disclosure relates to a centrifugal separator (1), which comprises a rotatable drum (5) having a wall (50), an annular chamber (7) defined along the longitudinal axis (49) of the rotatable drum (5) in a portion adjoining to the wall (50), wherein a mixture of substances in the liquid phase and in the solid phase is movable longitudinally through the annular chamber (7), and a discharging station (13) for discharging the solid phase. The discharging station (13) comprises a vibrating unit (300) for agitating the solid phase. The vibrating unit (300) comprises a half-drum (302) and a vibrating device (304) adapted to vibrate the half-drum (302).

Abstract: A centrifuge including a first portion having a first end opposite a second end, the first portion positioned substantially vertically above a second portion. The first portion having a rotor for receiving at least one specimen holder insertable in the rotor from a position vertically above the rotor. The second portion raises the first end of the first portion relative to the second end of the first portion with respect to a horizontal plane coincident with an upper segment of the second end for permitting viewing of at least a fraction of the rotor associated with the at least one specimen holder from a vantage point near the second end and vertically positioned above or at least about coincident with the horizontal plane.

Abstract: A system for air purification using cyclone separators mounted with wall structures is disclosed. Air entering a building is filtered by passage through a coupled array of cyclone separators mounted within concrete blocks. Each cyclone separator is composed of two components, a cyclone chamber and a coupler. The coupler contains the air inlet, air outlet, as well as baffles to induce cyclonic flow within the chambers. The cyclone chambers can be fashioned as cavities within solid concrete blocks or added as separate components to the couplers. Both the couplers and chambers can be employed within hollow construction blocks, and the couplers can be further incorporated within gaskets that fit between rows of construction blocks.

Abstract: An inlet device (17) for a separator (18) for separating a fluid mixture including gas and liquid. The inlet device (17) includes an inlet nozzle (1) for the fluid mixture, a distribution chamber (2) connected to the inlet nozzle for distributing the fluid mixture to one or more axial cyclones (3) constituting an integral part of the inlet device (17) and being connected to the distribution chamber (2). The axial cyclones (3) are provided with an outlet opening (9) for the gas rich fluid stream, a swirl inducing element (21), one or more openings (24) to allow the liquid-rich stream exiting the openings (24) of the axial cyclones (3) as well as liquid separating from a gas-rich stream exiting the outlet opening (9) to be drained to a level below the inlet device (17).

Abstract: A showerhead including a diverter assembly, a pivoting sprayface supported by a housing and having a plurality of spray openings, the plurality of spray openings including a first set of spray openings defining a first spray pattern and a second set of spray openings defining a second spray pattern, a first waterway fluidly connecting the diverter to the first set of spray openings of the sprayface, a second waterway fluidly connecting the diverter to the second set of spray openings of the sprayface, an audio device releasably coupled to the housing, wherein the diverter is configured to switch between the first and the second spray patterns by directing fluid to one of the first waterway and the second waterway.

Abstract: One or more techniques and/or systems are disclosed for a dual shutoff nozzle that can mitigate a user positioning a bale handle of the nozzle in an intermediate position to achieve fog flow through the nozzle. A nozzle may be devised that allows the bale to be disposed in a fully closed position, and/or disposed in a fully open position, and to switch between a fog spray and a straight tip flow. The nozzle may comprise a first flow control element, and a shutoff component that controls the first control element. The nozzle can comprise a second flow control element that controls flow between a straight nozzle outlet and a fog pattern outlet; and the second flow control element can be controlled by a pattern sleeve using a rotation motion.

Abstract: The present invention solves a problem of a trade-off between increases in paint discharge rate and maintenance of painting quality. A rotary atomizing electrostatic applicator includes a bell cup 10 whose back 10a is hit by atomization air SA-IN at an angle of 90 degrees or less; and first air holes 30 adapted to discharge the atomization air SA-IN directed at the back 10a of the bell cup, wherein the first air holes 30 are arranged at equal intervals on a circumference centered around a rotation axis of the bell cup 10, the first air holes 30 are oriented in a direction opposite to a rotation direction of the bell cup 10; and the atomization air SA-IN discharged through the first air holes 30 is twisted in the direction opposite to the rotation direction of the bell cup 10 at an angle of 50 degrees or more and less than 60 degrees.

Abstract: An atomizer includes an atomizer body with a plurality of air passages defined therethrough from an upstream end of the atomizer body to a downstream end thereof. The air passages together define an air circuit through the atomizer body. A fuel circuit is defined in the atomizer body extending from a fuel inlet to a respective fuel outlet opening into each air passage. The air passages can be arranged circumferentially about a central axis defined by the atomizer body. The fuel circuit can include a manifold extending circumferentially about the atomizer body in fluid communication with a fuel opening in each respective air passage.

Abstract: A spray gun for dispensing fluids is provided. The spray gun provides a plurality of trigger members for activating a valve of the gun and enabling dispensation of a fluid. At least some of the trigger members can be provided in force transmitting communication with at least one additional trigger member, such that activation of any one or more of the trigger members is capable of enabling dispensation of a fluid.

Abstract: Provided herein are, among other things, a power sprayer comprising a housing, a trigger, a battery, a pump switch, a hose connector, a spray nozzle having a spray inlet and a spray outlet, a valve having a valve inlet and a valve outlet, a motor powered pump within the housing having a pump inlet and a pump outlet, wherein the valve outlet is in fluid communication with the spray nozzle inlet, the pump outlet is in fluid communication with the valve inlet, the pump inlet is in fluid communication with the hose connector, and the pump switch is electrically coupled to the motor powered pump and the battery.

Abstract: A dispenser (3) for dispensing a flowable substance, comprising: a body having at least one contact portion (15) lying in a first plane for supporting the dispenser on a horizontal surface and a container (6) defining a chamber for storing a flowable substance, the chamber having a floor, a first portion of the floor at a first side portion of the chamber lying in a second plane parallel to the first plane, and a second portion of the floor at a second side portion of the chamber lying in a third plane parallel to the first plane, wherein the second plane lies between the first and third planes; and a pump system (20) comprising a pump for pumping the flowable substance from the chamber to an exterior of the container, and a tube (24) extending from the pump and having an opening within the chamber between the second and third planes.

Abstract: According to one aspect of the invention, a method for directing the use of a sprayer includes the step of directing a user to affix a sprayer to a neck of a water bottle (114) via an attachment mechanism (112). The method further includes the step of directing the user to adjust the attachment mechanism (112) to change the internal geometry thereof and attach the sprayer to the neck of the bottle.

Abstract: A mask frame assembly includes: a mask including a pattern hole; and a frame supporting the mask, wherein the mask includes a polymer material including a magnetic element.

Abstract: A flexible tubular tape product includes a hollow tape tube formed from a spiral wound strip of overlapping pressure sensitive adhesive coated tape. The hollow tube defines an empty interior core space. The outside surface of the hollow tape tube is coated with the pressure sensitive adhesive. A flexible core shaft is positioned inside the interior core space of the hollow tape tube in order to impart some body and ease of handling to the tape tube product.

Abstract: A mask for depositing a thin film and a thin film deposition method using the same are disclosed. The mask includes pattern bars disposed on a frame. The pattern bars are moveable and are position to form a deposition pattern. The mask includes a pattern modification mechanism configured to move the pattern bars to a plurality of positions to modify the deposition pattern.

Abstract: The present invention provides a handheld shower system with magnetic docking and a mechanical retention feature.

Abstract: The invention provides a telescoping wand assembly for use in dispensing liquid from a container, including a trigger module extending along a longitudinal axis between proximal and distal ends. The trigger module includes a tubular handle member, a user accessible trigger positioned externally of the tubular handle member that is selectively movable between first and second positions, a hose positioned within the tubular handle member and adapted to transport liquid from the container, and a valve actuating member that is selectively, movably actuable by movement of the trigger between its first and second positions. A stationary frame assembly provides rigidity and contact points for a telescopically movable tube assembly that extends from the trigger module. A shut-off valve and nozzle are positioned at the distal end of the wand assembly and movement of the shut-off valve is controlled by the trigger and translated by way of the tube assembly.

Abstract: A coater comprising a transfer roller and an anilox roller, in which the coater may selectively change the direction of rotation of the transfer roller while the anilox roller maintains a singe direction of rotation.

Abstract: The invention relates, inter alia, to a device (10) for applying a plurality of threads (17) of a fluid, such as adhesive or lotion, to a moving web-like substrate (11), having a plurality of outlet openings (15a, 15b, 15c, 15d, 15e) for the threads of fluid (17, 17a, 17b, 17c), wherein each outlet opening is disposed between a pair of flow openings (16a, 16b, 16c, 16d, 16e), through which a flow fluid (21), in particular compressed air, flows in order to achieve thread oscillation. The special feature consists, inter alia, in that the outlet openings are disposed along a curved path (22, 22?).

Abstract: A slit nozzle for dispensing liquid onto a surface of a wafer, comprises a nozzle body having a discharge opening whose length is from 10-100 mm and whose width is from 0.5-5 mm. The nozzle body has a dispensing chamber positioned upstream of the discharge opening and extending to the discharge opening, and a liquid distribution chamber positioned upstream of the dispensing chamber. The dispensing chamber and the liquid distribution chamber are in fluid communication with one another and are separated by a reduction section of the nozzle body whose cross-sectional area is at least 20% less than a cross-sectional area of each of the discharge opening and the liquid distribution chamber.

Abstract: A discharge device includes a plunger unit (20) provided with three or more plungers (31), a plunger drive unit (60), a valve unit (40) including three or more metering bores (42) into which the plungers (31) are inserted, discharge ports (53) and a liquid material supply path (45) that are communicable with the metering bores (42), the valve unit (40) selectively taking a first position at which the metering bores (42) are communicated with the liquid material supply path (45) and a second position at which the metering bores (42) are communicated with the discharge ports (53), a valve drive unit (70) for switching over the valve unit (40) between the first and second positions, wherein the plunger holder (31) is detachably attached to the plunger drive unit (60) such that the number of the discharge ports and an interval therebetween can be changed depending on uses.

Abstract: A standalone, independent of a computer network or system, self determining, automated apparatus for repairing damage to vehicles paintwork, by using a laser to alter the colour of a deposited paint layer, that is mixed to match that of an original colour specification at the time of manufacture, and to match that colour to a surrounding aged existing colour, and a means of harvesting particles of an existing paint colour layer to achieve a repair.

Abstract: A melter for heating and melting particulate hot melt adhesive into a liquefied form is disclosed. The melter includes a heated receiving device having an interior with an inlet configured to receive the particulate hot melt adhesive and an outlet. A flexible hopper holds a supply of the particulate hot melt adhesive and a particulate hot melt adhesive feed device allows the particulate hot melt adhesive to be directed from the flexible hopper to the inlet of the heated receiving device.

Abstract: A flexible bag system can dispense particulate hot melt adhesive. The flexible bag system includes an articulation device in contact with the flexible bag body and manipulates the flexible bag body to maintain fluidity of the particulate hot melt adhesive out of the outlet. A system for supplying particulate hot melt adhesive is also disclosed. The system includes an outer housing, a flexible inner housing disposed inside the outer housing that receives the particulate hot melt adhesive, a transfer opening disposed inside the flexible inner housing and through which the particulate hot melt adhesive is transferred, and an agitator in contact with the flexible inner housing, where the agitator applies a lateral force to a surface of the flexible inner housing.

Abstract: A method comprises: dissolving an aromatic side chain polymer in a terpene, terpenoid, or aromatic solvent; dissolving an inorganic salt in a polar organic solvent; mixing the salt solution and the polymer solution; and using a predominantly terpene, terpenoid, or aromatic solvent phase of the mixture as electrospinning fluid. The fluid is electrospun from spinning tip(s) onto a target substrate. The inorganic salt and the polar organic solvent are chosen so as not to cause substantial precipitation of the polymer upon mixing with the polymer solution. The terpene, terpenoid, or aromatic solvent can comprises D-limonene, the aromatic side chain polymer can comprise polystyrene, the polar organic solvent can comprise dimethyl formamide, and the inorganic salt can comprise LiCl, AgNO3, CuCl2, or FeCl3. The method can further comprise electrospinning the fluid with the fluid and spinning tips electrically isolated from a voltage source that drives the electrospinning.

Abstract: An apparatus for coating pipes includes a spraying device rotatable around a pipe. The coating apparatus includes a guiding ring mounted around the pipe and a carriage to be mounted on the guiding ring, the carriage being motor driven, the motor being enclosed into the carriage and the carriage including an adjustable device to be detachably mounted on the guiding ring.

Abstract: The present invention relates to a method for producing a multicoat paint system on a metallic substrate, in which a basecoat or a plurality of directly successive basecoats are produced directly on a metallic substrate coated with a cured electrocoat, a clearcoat is produced directly on the one basecoat or the uppermost of the plurality of basecoats, and then the one or more basecoats and the clearcoat are jointly cured, and wherein at least one basecoat material used for production of the basecoats comprises at least one aqueous dispersion comprising at least one copolymer (CP), said copolymer (CP) being preparable by initially charging an aqueous dispersion of at least one polyurethane, and then polymerizing a mixture of olefinically unsaturated monomers in the presence of the polyurethane from (i), in which a water-soluble initiator is used, the olefinically unsaturated monomers are metered in such that a concentration of 6.

Abstract: A method of using high push force to fabricate a composite material containing carbon material comprises steps placing a substrate in a carbon material-containing dispersion including a carbon material, and letting one surface of the substrate contact the carbon material-containing dispersion; and providing a high push force range between 300 G and 3000 G to the carbon material-containing dispersion to push the carbon material-containing dispersion and make the carbon material enter the substrate to form a composite material containing the carbon material.

Abstract: A non-phosphate coated metal material for plastic working includes a metal material, a coating layer formed on a surface of the metal material, and a lubrication layer on the coating layer. The coating layer includes calcium tetraborate. A method for manufacturing a non-phosphate coated metal material includes a pre-treatment process to remove foreign matters or scale from a surface of a metal material, a coating treatment process to form a coating layer on the surface of the metal material by dipping the metal material, which is subject to the pre-treatment process, into a coating agent, and a lubrication treatment process to form a lubrication layer on the coating layer through the contact between the coated metal material and a lubricating agent. The coating agent includes a non-phosphate treatment solution including at least one borate selected from sodium tetraborate and a hydrate thereof, sodium nitrite, calcium hydroxide, and water.

Abstract: An installation for forming a compact film of particles on a surface of a carrier fluid, including a zone acting as a reservoir of carrier fluid, an inclined ramp, a particle storage and transfer zone, a mechanism moving the carrier fluid, a mechanism for dispensing the particles in solution, configured to dispense the particles on the surface of the carrier fluid in the zone acting as a reservoir, and a structure for deflecting the particles configured to favor, along a transverse direction of the installation, spreading of the particles at the outlet of the zone acting as a reservoir. The structure for deflecting particles is permeable to the carrier fluid.

Abstract: A dirt sifting device for placement over a wheelbarrow, comprising a frame and a filter screen disposed over the frame. In an embodiment of the present invention, the dirt sifting device comprises a first frame connected by a hinge to a second frame. The hinge allows the first frame to rotate relative to the second frame and is adapted to maintain the frames at any of a variety of angles. A filter screen is disposed over each of the first and second frames. The frames define the perimeter of the filter screens. The frames may be rotated towards one another such that the frames overlap in a closed configuration convenient for storage. Alternatively, the frames may be rotated away from one another and the device can then be placed over a wheelbarrow for dirt sifting. Overall, the device serves as a means for separating dirt from unwanted materials.

Abstract: An upper spin chuck and a lower spin chuck are arranged in a vertical direction. In the lower spin chuck, a substrate holder sucks a center portion of a lower surface of a substrate, so that the substrate is held. In this state, a peripheral portion of the lower surface of the substrate rotated by a spin motor is cleaned by a brush of a first back surface cleaning mechanism. In the upper spin chuck, a plurality of chuck pins abut against an outer peripheral end of the substrate, so that the substrate is held. In this state, a region inward of the peripheral portion of the lower surface of the substrate rotated by the spin motor is cleaned by a brush of a second back surface cleaning mechanism. Receiving and transferring of the substrate are performed by a receiving transferring mechanism between the upper and the lower spin chucks.