Abstract: A driving device of a metering and mixing apparatus for multi-component substances is disclosed, which driving device can have at least two cartridge holders for holding interchangeable cartridges with individual substance components, a discharging apparatus for simultaneously discharging the substance components from the cartridges through component outlets with the aid of discharging pistons entering the cartridge holder or cartridges, and a mixing apparatus which is connected to the component outlets, for mixing the discharged substance components and discharging the latter in mixed form, and a transmission unit for the connection of a drive motor, wherein the transmission unit can have a detector for detecting at least one counter pressure which builds up during the discharging of at least one of the substance components, and a controller, which is connected on an inlet side to the detector for bringing about a driving control function in response to a detection result.

Abstract: The present invention provides a stirring device and gear train, the stirring device comprises at least one gear; at least one stirring tube; and at least one connecting portion connecting the gear and the stirring tube. Wherein the gear, the connecting portion, and the stirring portion are hollow, and the gear rotates the stirring tube via the connecting portion. Stirring is performed by utilizing the gear and the stirring tube in the stirring device of the present invention. Not only does the biggest flux be achieved per area, but the problem about cross contamination can also be reduced. In addition, in the gear train, the collimation of the stirring device can be increased by a specific hollow gear and a lengthened hollow bearing train forth in the gear train.

Abstract: A shaft assembly for use with a mechanical bucket is provided. The shaft assembly includes a shaft having a first end and an opposing second end and a mounting portion extending between the first end and the second end. Further the shaft assembly includes a plurality of agitating discs, a plurality of first spacer discs and a plurality of second spacer discs, each disc having an aperture corresponding to the mounting portion of the shaft. The plurality of agitating discs, the plurality of first spacer discs and the plurality of second spacer discs are slid onto the shaft in a repeating disc order with the apertures engaging the mounting portion of the shaft and the discs compressed together. The disc closet to the first end of the shaft and the disc closest to the second end of the shaft are coupled to the shaft.

Abstract: Provided is a stirring apparatus that can drive a stirring body with a simple structure and without applying excessive force. The stirring apparatus is provided with: the stirring body, which is a two-circle roller having an axis of rotation and two stirring fins; first and second drive shafts with axial centers not matching the axis rotation; a first shaft coupling, which connects the first drive shaft on a first stirring fin side of the axis rotation; a second shaft coupling, which connects the second drive shaft on a second stirring fin side of the axis of rotation; and a driving unit that exclusively carries out rotary drive of only either of the first and second drive shafts.

Abstract: A folding impeller formed around a central hub. The folding impeller has a plurality of impeller blades each formed with a leading portion that is extended from a trailing portion, with the leading and trailing portions of the blade and including an obtuse angle therebetween. The trailing portion of each blade is mounted for tangential rotation about the hub between a folded state and a spread state, wherein in the folded state an axis of the hub lies within the angle included between the leading and trailing portions of each of the impeller blades, and wherein in the spread state each blades is tangentially extended from the hub with the included angle being arranged transverse of the axis of the hub, and wherein the trailing portion is arranged substantially parallel with the axis, and the leading portion forms an angle of attack therewith.

Abstract: A mixing system is disclosed in which the system comprises a source of bone-graft or bone-graft-substitute material, a liquid source, and a vacuum source, at least one of the source of bone-graft or bone-graft-substitute material and the liquid source being in communication with the vacuum source. A valve assembly also forms part of the system, the valve assembly having a valve movable between a first position in which a first fluid passageway is created between the source of bone-graft or bone-graft-substitute material and the vacuum, and a second position in which a second fluid passageway is created between the source of bone-graft or bone-graft-substitute material and the liquid source, wherein, in the second position, the valve seals off the first fluid passageway, the vacuum source being adapted to generate a negative-pressure environment, relative to atmospheric pressure, within the valve assembly while the valve is in the first position.

Abstract: The present invention relates to a mixer with a drum that comprises a mantle, a bottom and a top and which rotates around an axis of rotation.

Abstract: A method and system for diluting and dispersing chemicals that includes a plurality of concentrated liquid chemical containers, a plurality of control valves each in corresponding fluid relationship to the plurality of concentrated liquid chemical containers, at least one additional concentrated chemical container, a positive displacement pump in fluid relationship with the at least one additional concentrated liquid chemical container, at least one high pressure pump connected in fluid relationship to each of the plurality of control valves, at least one metering device located between at least one of the plurality of control valves, at least one liquid pressure adjustment valve connected in fluid relationship to the high pressure pump and a source of solvent or diluent, a hose connected in fluid relationship to the liquid pressure adjustment valve, and an applicator connected to the hose for dispersing a mixture of solvent, diluent and/or at least one concentrated chemical.

Abstract: Disclosed is a system that can mix deionized water and concentrated sheath fluid to provide sheath fluid in a flow cytometer system having a desired concentration. Flow rates are low, which substantially match the flow rate of sheath fluid through the nozzle, so that turbulence and air bubbles are not formed in the sheath fluid. The available deionized water is then used for back flushing and removal of sample cells and deposited salts from the sheath fluid.

Abstract: A system for product water output. The system includes a controller, a first conductivity sensor in communication with the controller, a first product valve downstream from the first conductivity sensor and in communication with the controller, a second product valve downstream from the first product valve and in communication with the controller, a second conductivity sensor downstream from the second product valve and in communication with the controller, and a divert valve downstream from the first conductivity sensor and upstream from the first product valve and in communication with the controller.

Abstract: An apparatus for containing and mixing a load of liquids and solids is disclosed. The apparatus includes an elongated tank, which includes a lower portion and an upper portion. The apparatus further includes an elongated rotatable shaft within the tank. At least one blade is connected to the shaft and is configured to mix the liquids and solids when the shaft is rotated. The apparatus also includes a shaft support configured for maintaining the shaft in a rotatable manner within the tank. The shaft support is selectively moveable in a manner permitting the shaft to move in an upward direction from the lower portion toward the upper portion, and in a downward direction from the upper portion toward the lower portion. An is contained with the tank for moving the shaft support in the upward direction and in the downward direction.

Abstract: The present invention generally relates to emulsions, and more particularly, to double and other multiple emulsions. Certain aspects of the present invention are generally directed to the creation of double emulsions and other multiple emulsions at a common junction of microfluidic channels. In some cases, the microfluidic channels at the common junction may have substantially the same hydrophobicity. In one set of embodiments, a device may include a common junction of six or more channels, where a first fluid flows through one channel, a second fluid flows through two channels, and a third or carrying fluid flows through two more channels, such that a double emulsion of a first droplet of the first fluid, contained in a second droplet of the second fluid, contained by the carrying fluid, flows away from the common junction through a sixth channel.

Abstract: A multi-chemical dispensing device comprising a concentrate supply of at least one chemical concentrate, a flow selector valve in fluid communication with said concentrate supply, and at least two proportioners, each proportioner in fluid communication with the flow selector valve. The flow selector valve may include a dilution member comprising one or more aligned orifice pairs, each orifice pair including an first orifice and a second orifice in fluid communication with the concentrate supply. Each orifice has an opening area to provide a known dilution ratio at a known flow rate therethrough. Each proportioner is connected to a supply of motive fluid. The concentrate dispensing device includes a plurality of check valves that close off the system when one of the water supplies is turned on. The plurality of check valves are also configured to allow the chemical concentrate to drain out of the multi-chemical dispensing device using gravity.

Abstract: A fluid path set includes a first fluid line having a proximal end fluidly connectable to a source of a first fluid and a second fluid line having a proximal end fluidly connectable to a source of a second fluid. A flow mixing device is in fluid communication with distal ends of the first and second fluid lines. The flow mixing device includes a housing, a first fluid port provided for receiving the first fluid, and a second fluid port for receiving the second fluid. A mixing chamber is disposed within the housing and is in fluid communication with the first and second fluid ports. A third fluid port in fluid communication with the mixing chamber for discharging a mixed solution of the first and second fluids. A turbulent flow inducing member is disposed within the mixing chamber for promoting turbulent mixing of the first and second fluids.

Abstract: Disclosed herein is a mixing element for two air flows intersecting in an air conditioner with a main wall of a mixing region for mixing first and second air flows. The main wall is disposed such that an inflow direction of the first and second air flows into the mixing region run longitudinally with respect to a main extension plane of the main wall. The mixing element includes first and second auxiliary walls of the mixing region, each having a main surface at opposite side edges of the main wall, and disposed such that the inflow direction of the first air flow runs past a side edge of the first auxiliary wall and transverse to the main surface of the first auxiliary wall. The inflow direction of the second air flow into the mixing region runs longitudinally with respect to the main surface of the first auxiliary wall.

Abstract: The present disclosure is directed to compositions and methods for making a pharmaceutical composition by thermokinetic compounding, wherein the compositions include one or more thermolabile components, for example one or more active pharmaceutical ingredients (API) with one or more pharmaceutically acceptable excipients. The methods comprise thermokinetic processing of the thermolabile components into a composite by blending certain thermolabile components in a thermokinetic mixer using multiple speeds during a single, rotationally continuous operation. The composite can be further processed into pharmaceutical compositions by conventional methods known in the art, such as hot melt extrusion, melt granulation, compression molding, tablet compression, capsule filling, film-coating, or injection molding.

Abstract: A cup for receiving a beverage includes a container body having a side wall and a bottom wall joined at a first radius. A removable lid may be selectively affixed to the top of the side wall. An agitator is also received inside the container body to enhance mixing of the beverage. The agitator has a weighted, central hub and a plurality of elongated projections extending radially from the hub. The projections join the hub at a root and extend to a free end. The free ends are capped by domes having a second radius less than or equal to the first radius. All of the projections have substantially the same length. This affords a shape that allows the agitator to roll freely on the bottom wall or in the corners. Any one of the projections can reach into a corner of the cup and dislodge any solids that may have settled in a corner.

Abstract: A multifunctional food processor is provided comprising a driving device, a stirring container and a blade assembly. The driving device directly or indirectly drives the blade assembly, and the blade assembly is rotatably disposed in the stirring container. The blade assembly comprises a blade shaft capable of receiving at least two layers of stirring blades. At least one of the layers of stirring blades is consisted of a blade carrier and at least two blades, at least one of the blades extending in an angle of 85 to 95 degree with respect to the blade shaft, and at least another one of the blades extending upward in an angle of 0 to 80 degree with respect to the blade shaft. Another one of the layers of stirring blades is consisted of a blade carrier and at least one blade extending in an angle of 85 to 95 degree with respect to the blade shaft.

Abstract: Method and apparatus to agitate a liquid are disclosed herein. An example apparatus includes a first sidewall and a second sidewall substantially parallel to the first sidewall. The example apparatus also includes a top wall coupled to the first sidewall and the second sidewall. The example apparatus further includes a bottom wall opposite the top wall and coupled to the first sidewall and the second sidewall. The bottom wall has a first side to define a cavity to hold a liquid. The example apparatus also includes a protrusion extending from the first side of the bottom wall toward the top wall.

Abstract: A method and system for system for rapidly determining the predicted strength of concrete prior to pouring the concrete is disclosed herein. The system and process provides for a database storing concrete family characteristics that may be updated as actual strength of poured concrete is determined. The process also allows construction workers to pour concrete with a keener knowledge of the resulting concrete strength.