4080results about "Rotating receptacle mixers" patented technology

An automated analyzer for performing multiple diagnostic assays simultaneously includes multiple stations, or modules, in which discrete aspects of the assay are performed on fluid samples contained in reaction receptacles. The analyzer includes stations for automatically preparing a specimen sample, incubating the sample at prescribed temperatures for prescribed periods, preforming an analyte isolation procedure, and ascertaining the presence of a target analyte. An automated receptacle transporting system moves the reaction receptacles from one station to the next. The analyzer further includes devices for carrying a plurality of specimen tubes and disposable pipette tips in a machine-accessible manner, a device for agitating containers of target capture reagents comprising suspensions of solid support material and for presenting the containers for machine access thereto, and a device for holding containers of reagents in a temperature controlled environment and presenting the containers for machine access thereto. A method for performing an automated diagnostic assay includes an automated process for isolating and amplifying a target analyte. The process is performed by automatically moving each of a plurality of reaction receptacles containing a solid support material and a fluid sample between stations for incubating the contents of the reaction receptacle and for separating the target analyte bound to the solid support from the fluid sample. An amplification reagent is added to the separated analyte after the analyte separation step and before a final incubation step.

This invention relates to methods and apparatus for performing microanalytic and microsynthetic analyses and procedures. The invention particularly provides microsystem platforms for achieving efficient mixing of one or a plurality of fluids on the surface of the platform when fluid flow is motivated by centripetal force produce by rotation.

An apparatus for making, storing, and transporting frozen confections includes a first housing member. A second housing member fits within such first housing member. A mixing member is engageable within such second housing member for mixing predetermined ingredients. A first lid member having an aperture disposed therethrough for receiving a first predetermined end of such mixing member releasably covers such second housing. A motor, connectable to at least one of such first housing member, such second housing member, such first lid member, such mixing member, and a combination thereof, enables at least one of such second housing member and such mixing member to rotate such that such predetermined ingredients are mixed. A securing mechanism secures such motor member to such apparatus. A power source is operably connected to such motor.

A drum type washer is disclosed, by which a replacement of a washing ball provided to a lift is facilitated and by which a volume of a drum can be increased. The present invention includes a tub, a drum rotatably provided within the tube, and a lift provided within the drum, the lift including a base part detachably assembled to an inner surface of the drum and a cover part detachably assembled to the base part to enable a replacement of a washing ball, wherein an exposing hole is provided to a surface of the cover part to expose a portion of the washing ball and wherein a width of the cover part is decreased toward a front side of the cover part from a rear side of the cover part.

Device for producing a pourable product with a guide vane therein and method for using the device. The device includes a rotor chamber in which a rotor is arranged with a vertical rotor axis. The rotor has, at least in its radially outer third, the shape of a conical shell. Guide vanes for circulating starting materials or the product are arranged statically on an inner wall of the rotor chamber above the plane of the upper edge of the rotor. The guide vanes have, in cross section to the rotor axis, essentially the shape of a segment of a circle or spiral. The inner ends of the guide vanes lie approximately in the middle part of the rotor radius. The conical shell may have at least partially sheet-like gas passages in the form of perforations or screens. The device is used for producing pourable products.

In an embodiment, an apparatus includes a disposable and flexible mixing tank having a sealed sleeve therein for arrangement of a mixing device. The volume of the mixing tank is defined by an inner wall of the mixing tank and an inner wall of the sleeve. The mixing tank may be used to mix, store, reconstitute and/or dispense materials therein.

A process for producing an absorbent polymer structure (Pa) by treating the outer portion of an untreated absorbent polymer structure (Pu1). The process includes the step of bringing the outer portion of the untreated absorbent polymer structure (Pu1) into contact with an aqueous solution including at least one chemical cross-linker and at least one inorganic compound in dispersed colloidal form. The process also includes the step of heating the absorbent polymer structure, of which the outer portion has been brought into contact with the aqueous solution, at a temperature within a range from about 40 to about 300° C., so that the outer portion of the absorbent polymer structure is more strongly cross-linked in comparison to the inner portion and the inorganic compound is at least partly immobilized in the outer portion of the absorbent polymer structure.

The present invention belongs to the technical field of automated drug dispensing methods and apparatuses, and discloses a drug dispensing method of an automated drug dispensing system, and the automated drug dispensing system. The drug dispensing method comprises the following steps that: a drug bottle is placed on a drug liquid input shaking apparatus; a multi-shaft robot moves the drug bottle to a bottle breaking device, and the drug bottle is broken through the bottle breaking device; the multi-shaft robot moves the drug bottle to the drug liquid input shaking apparatus; a hose filling transferring and drug liquid distribution device inserts needles on both ends of an infusion hose into the drug bottle or/and a mother liquor bottle, and pumps the drug liquid; and the drug liquid input shaking apparatus shakes the drug liquid on the drug liquid input shaking apparatus. With the drug dispensing method of the automated drug dispensing system, and the automated drug dispensing system in the present invention, dispensing of multiple groups of drug liquids can be rapidly completed so as to improve drug dispensing efficiency, greatly reduce labor intensity of health care workers, and easily ensure health and safety of health care workers.

The present invention includes an apparatus and method for processing solid waste products. The invention features periodic removal of water preferably while the contents are under pressure. The apparatus comprises a rotatably mounted cylindrical vessel having a first end, a second end and an interior surface, at least one end terminating in a hatch that may be opened to allow access to the interior of the vessel and sealably closed to allow pressurization of the vessel; a steam inlet for injecting stem disposed at one or both ends; and one or more valves for exhausting water periodically as the waste mass is being processed.

The invention discloses a highly effective feed mixing preparation device special for aquaculture. The device includes a base plate, a stirring drum, T-shaped supporting rods, an electric motor, a first rotating shaft, a first belt pulley, a belt, a second belt pulley, a second rotating shaft, stirring rods, a third gear, an outer gear ring, a cam, a discharging board, a solid feed drum and a liquid feed drum. According to the invention, the electric motor, the first rotating shaft, the third gear, the outer gear ring, the first belt pulley, the belt, the second belt pulley and the second rotating shaft are arranged to work together to drive the stirring rods and the stirring drum rotating reversely so as to improve stirring and mixing efficiency. With the arrangement of a first gear, a second gear, a third rotating shaft and helical blades, feed at the bottom of the stirring drum is brought upward and moves to the bottom of the stirring drum under the effect of gravity; and after continuous cycles, the stirring and mixing efficiency is further improved. The arrangement of the cam and the discharging board realizes intermittent discharging and avoids the problems of incomplete and uneven stirring and mixing caused by discharging feed too fast and too much under the condition of continuous discharging.

The invention relates to a method for producing lipid-based nanoparticles using a dual asymmetrical centrifuge, products produced by means of said method, kits for producing said nanoparticles using a dual asymmetrical centrifuge, and accessories for carrying out the inventive method.

A pyrolysis system includes a generally cylindrical reactor chamber having two opposite ends and a longitudinal axis. The chamber has an inlet for receiving biomass, the inlet being adapted to prevent air from entering the chamber and being located at a first opposite end; a gas outlet for recuperating biogas produced in the reactor chamber, the gas outlet being adapted to prevent air from entering the chamber and being located at a second opposite end; and a solid outlet for recuperating charcoal produced in the reactor chamber, the solid outlet being adapted to prevent air from entering the chamber and being located at the second opposite end. The biomass is then subjected to indirect heating supplied by a heated rotor that decomposes the biomass in the absence of air or oxygen into a biogas and charcoal. A controller for controlling a rate of feed of biomass, extracted carbon residue and a temperature inside the reactor chamber is also provided. In a preferred embodiment, the shaft is heated by a portion of the energy recuperated from the pyrolysis system.

An apparatus and method to measure and control the slump of concrete by monitoring sensor within the interior surface of a concrete mixer and a liquid flow meter. Data is analyzed by a computer processing unit to determine the slump of the concrete, liquid needed the quantity of concrete within the mixer, the amount of concrete poured, and the starting and ending time of the pour.

A rotary drum configured for the efficient blending, cooling, and screening of granular products having an outer cylindrical shell, an intake end, and an exit or discharge end. The rotary drum is normally rotated at a predetermined speed by means of a conventional drive package. Disposed on an inner surface of the cylindrical shell is a plurality of compound helical flights and scoops or lifts, configured to blend granular product as it cascades from the intake end to the discharge or exit end of the rotary drum. A coaxially disposed cylindrical air passage adjacent the discharge end of the rotary drum, comprising an inner cylinder, that directs a counter flow of cooling air through the rotary drum towards the intake end, for cooling the cascading granular product as it approaches the screening segment of the rotary drum. The rotary drum having a plurality of discharge ports and grading screens just before its discharge end, provided in the surface of the outer cylindrical shell adjacent to the discharge end, to allow for the passage of air for attaining dust collection, while the counter flowing cooling air passes through the internally arranged inner cylinder to achieve the cooling effect within the rotary drum.

A method for generating foam for gypsum product manufacturing includes injecting water through a conduit and injecting a foaming agent through the conduit to form a first solution comprising the water and the foaming agent. The method includes straining the first solution in the conduit and injecting air through the conduit to form a second solution comprising the water, the foaming agent and the air. The method also includes straining the second solution in the conduit to form foam and communicating the foam to a gypsum product manufacturing device.