Abstract: The present disclosure relates to a mixing device (9) comprising an inlet channel (25), an outlet channel (27), a mixing cavity (29) and a laminar mixing element (31) arranged within the mixing cavity. The inlet channel extends along an axis (21) of the mixing device from a first end (23) of the mixing device to the mixing cavity. The outlet channel extends along the axis from the mixing cavity to a second end (24) of the mixing device arranged opposite to the first end. The mixing cavity is arranged between the inlet channel and the outlet channel and extends in an axial direction (A) along the axis and in a radial direction (R) outwardly from the axis to an outer wall (30) of the mixing cavity. The laminar mixing element extends radially across the mixing cavity, subdividing the mixing cavity into an inlet portion (26) and an outlet portion (28). The mixing element comprises a plurality of holes (41) extending through the mixing element. The said holes are distributed over the mixing element.

Abstract: An object is to provide a slurry storage and stirring device which can sufficiently flow even a high-concentration slurry by a simple means and is excellent in stirring properties. Disclosed is a slurry storage and stirring device including a container which stores a slurry containing particles and a solvent, and in this device, the container has an inner wall provided inside the container and formed of a porous body which passes a gas supplied to the container through the porous body to generate fine bubbles in the slurry.

Abstract: A microfluidic mixer, formed by two parts, a first part being a substrate having formations defining fluid channels on an outer surface that is directed towards a second part, which is a flexible layer. The flexile layer has formations defining a fluid channel which, when the flexible layer is positioned over the substrate so as to cover the fluid channels of the substrate provides a fluid communication path. A section of said communication path comprises at least first and second fluid channels for providing first and second fluids. The first and second fluid channels merge before an inlet of a mixing chamber. The mixing chamber comprises perturbation formations. An outlet of the mixing chamber is connected to an outlet fluid channel. The flexible layer comprises points for compression at the inlet and outlet of the mixing chamber for closing the merged fluid channel. The perturbation formations of the mixing chamber are vertically arranged vertically with respect to an inner surface.

Abstract: An electrically driven oilfield blender system is configured to utilize electric motors as electric prime movers to prepare frac slurry and move the frac slurry to an oilfield pressure pumping system or pressure pumper that pumps the frac slurry into a subterranean formation. Each of the prime mover electric motors may operate at a fixed or constant rated speed and may be connected to a transmission that can drive a device such as a feed pump for a mixing tub or an auxiliary device at a variable speed. An electro-hydraulic motor start system includes an electric motor that powers a hydraulic pump. The hydraulic pump drives hydraulic motors that pre-rotate the prime mover electric motors to their rated speeds before they are energized.

Abstract: A magnetic mixing device designed to mix fluid in a reaction chamber and remove air bubbles if present. The device comprises a holder with embedded magnets, which causes movement of a stir bar within the reaction chamber. The holder may be moved by an electric linear actuator configured to generate linear motion or an electric motor configured to generate a circular motion. When orientated so the stir bar moves vertically within the reaction chamber, the stir bar disrupts any air bubbles trapped within or below the fluid.

Abstract: A magnetic mixing device designed to mix fluid in a reaction chamber and remove air bubbles if present. The device comprises a holder with embedded magnets, which causes movement of a stir bar within the reaction chamber. The holder may be moved by an electric linear actuator configured to generate linear motion or an electric motor configured to generate a circular motion. When orientated so the stir bar moves vertically within the reaction chamber, the stir bar disrupts any air bubbles trapped within or below the fluid.

Abstract: An improved a device and method for dispersion and simultaneous orientation of nanoparticles within a matrix is provided. A mixer having a shaft and a stator is provided. The shaft may have a rupture region and erosion region. Further, an orienter having an angled stationary plate and a moving plate are provided. The nanoparticles and the matrix are fed into the mixer. A rotational force is applied to the shaft to produce shearing forces. The shearing forces disperse and exfoliate the nanoparticles within the matrix. The dispersed mixture is outputted onto the moving plate. The moving plate is forced across the angled stationary plate to produce fully developed laminar shear flow. The fully developed laminar shear flow or the two-dimensional extensional drag flow orients the dispersed nanoparticles-matrix mixture.

Abstract: Disclosed is a plunger mixer device (307B, 309B, 311B, and 313B) deployable within a hollow shaft injection drill bit system (305B). The plunger mixer device (307B, 309B, 311B, and 313B) includes a motor (313B), a piston (507D), and a plunger motor assembly (403C, 405C, 407C, 409C, 411C, 413C, and 415C). The motor (313B) is connected to a feeder auger tip. The piston (507D) is configured to be driven by the motor (313B). The piston (507D) is connected to a feeder auger (103C, 105A, 109B, and 205A). The plunger motor assembly (403C, 405C, 407C, 409C, 411C, 413C, and 415C) includes a stacked series of panels (503D, 505D, and 507D), and a plurality of motor shafts (311D). The stacked series of panels (503D), 505D, and 507D) has a plurality of ribbed panels (307D) with a rib locking feature. One of the stacked series of the panel (507C) is actuated by the motor (313B). The ribbed panels (303C) lock between each other when the ribbed panels (305D, 307B, 307D, and 309B) are spun into a fully formed deployment.

Abstract: An exhaust hydrogen dilution device includes a purge receiving chamber to store hydrogen purged from a fuel cell of a fuel cell system and an air passage chamber adjoining the purge receiving chamber. Diluter gas flows through the air passage chamber. An interface member between the chambers comprises an interface member having first and second vents respectively on an upstream side and a downstream side. A pressure loss at the first vent is greater than or equal to a pressure loss at the second vent. Some of the diluter gas flows into the purge receiving chamber through the first vent and is mixed with the hydrogen into a mixed gas that flows toward the second vent. The pressure losses are adjusted such that a ratio of the hydrogen flowing into the air passage chamber to a total amount of gases flowing through the air passage chamber is 4% or lower.

Abstract: An appliance comprises a component having a user interface. The appliance is arranged to control a feature of the user interface in dependence on a change in the position (such as a locational or rotational position) of the component.

Abstract: A metering system for applying a bead of a multi-component composite material to a component. The metering system comprises a mixing head including a mixing chamber. The metering system includes one supply line for each component of a multi-component composite material, leading from a source of each component to the mixing chamber. The mixing chamber is configured to mix the components of the multi-component composite material in the mixing chamber and has an outlet opening through which the mixed multi-component composite material exits the mixing head. The metering system includes a metering pump to convey a discharge of the multi-component composite material through the outlet opening. The metering system includes a control unit to output, to the metering pump, a control signal comprising control information and adjust a metering output of the multi-component composite material through the outlet opening of the mixing head based on the control signal.

Abstract: A lid, a disposable cup with the lid, and a blending machine for use with the lid and cup which is particularly well-suited for use in a self-service blending environment where material is initially provided in unblended form in the disposable cup, is blended in the disposable cup, and the disposable cup is used by the end user during consumption of the material. The lid is designed to allow for a blade assembly of the blending machine to pass through the lid and into the cup without it having to be removed.

Abstract: A frozen drink maker is described that includes a housing, a mixing vessel to mix a drink product, and a flexible seal. The housing includes an upper housing section and a lever moveable relative to the upper housing section between a coupled position and an uncoupled position. The flexible seal is between the upper housing section and the mixing vessel. The lever couples the mixing vessel to the upper housing section when in the coupled position and uncouples the mixing vessel from the upper housing section when in the uncoupled position. When the lever is in the coupled position, the mixing vessel is sealed against the upper housing section by the flexible seal.

Abstract: A plant nutrition system includes a reservoir configured to receive a fluid and a nutrient, a lid coupled to a top portion of the reservoir, and a measuring device coupled to the lid, where the measuring device is configured to provide the nutrient to the reservoir, a mixer is coupled to the lid and positioned within the reservoir and is configured to be manipulated to selectively mix the fluid and the nutrient to form a nutrient solution, a pump is positioned within the reservoir and is configured to move the nutrient solution from the reservoir, and a chamber houses a test kit and is configured to receive the nutrient solution from the pump, and the test kit is configured to interact with the nutrient solution in the chamber and to provide a test result relating to the nutrient solution.

Abstract: Disclosed are a solution preparation device, a solution replacement system and a solution replacement method. The solution preparation device comprises a liquid container, a powder container, an upper cover and a controller; the liquid container is provided with a detection element for detecting a specific parameter of a solution; the powder container is arranged above the liquid container, and the upper cover covers a top end of the powder container to form a material holding cavity for placing a powder, a bottom end of the powder container is provided with a material discharge port through which the powder in the material holding cavity enters the liquid container. The solution preparation device further comprises a stopper for blocking the material discharge port, the controller controls the stopper according to the specific parameter to realize opening and closing of the material discharge port.

Abstract: A magnetic stir bar for use with magnetic stir plates, including at least one oriented blade designed to direct liquid flow upward or downward based on blade handedness and rotational direction of the magnetic stir driver. Upon rotational motion of the magnetic stir bar, a combination of axial and radial flow, or mixed-flow is generated within the liquid. The magnetic stir bar is mono-stable and the shape of its head, an area naturally in contact with the magnetic stir plate, allows the magnetic stir bar to rotate either on-axis or off-axis relative to the magnetic stir plate's rotating axis. The magnetic stir bar's unique configuration enables consistent stirring performance across various positions on the magnetic stir plate, including off-center placements. This innovation enhances mixing efficiency and versatility in laboratory and industrial applications, improving overall stirring capabilities in both centered and off-centered configurations.

Abstract: An automated pizza making system and method for rapidly and efficiently preparing a pizza utilizing computer controlled components. The system includes a platform moving assembly for moving and rotating a pizza crust, a sauce dispenser assembly for dispensing a sauce on the pizza crust, a cheese dispenser assembly for dispensing cheese on the pizza crust, and a slicer assembly for slicing food items and dispensing the sliced food items on the pizza crust. A time-of-flight sensor can be utilized to scan the pizza crust for determining the amount or placement of ingredients on the pizza crust. A weight sensor can be utilized for determining the amount of ingredients placed on the pizza crust. A computer system can be utilized to execute a user's orders and control all the electrical components based on pizza parameters entered by the user in an automated mode, with minimal human assistance.

Abstract: Cellular concrete is formed from a cement-based wet mix slurry with a foam entrained into the wet mix. The foam is created using a foaming agent, mixed with water and air using a foam generator. The wet mix is mixed with the foam to form the cellular concrete wet mix. Poor component metering and blending practices in the current state of the art limits the performance capabilities of existing cellular concrete placements. The presently disclosed technology addresses this with a cellular concrete mixing system comprising a dry mix hopper to store a quantity of dry mix, a mixing tank to blend the dry mix and water together to form a wet mix, a holding tank to store a quantity of the wet mix, a foam generator to generate foam from air, water, and foam concentrate, and a blend controller to control operation of the overall mixing system.

Abstract: An extrusion assembly for a micro-puree machine uses a plunger coupled to the main driven shaft to push the processed ingredients out of a nozzle coupled to the processing bowl. The plunger includes a seal around its perimeter to ensure maximum contact with the walls of the bowl and thus allow for maximum extrusion yield. The extrude function is integrated into a program on the main user interface with a predetermined translation speed/flow rate.

Abstract: A kneading or mixing machine including a housing with opposite side walls, a motor in the housing for driving a kneading or mixing tool. A safety shield mounted to bearings for turning about an axis (A), the safety shield adapted to at least partly shield the tool when the safety shield is turned to a shielding position, the safety shield including a pair of arms. Each arm having a head at a free end thereof, a central portion of each bearing receiving the head to allow for said turning, and the central portion of each bearing communicating with an entry slit configured for insertion of the head into the central portion in a direction transverse to the axis (A).