Provided is a mixing device that is configured to install therein a multi-well plate including a plurality of wells capable of containing matter to be mixed and includes mixing mechanisms each of which mixes the matter to be mixed with a motor and is provided for each of the wells. The mixing mechanisms each includes a first rotator that is connected to the motor and rotates due to activation of the motor, a mixing rod that mixes the matter to be mixed, a second rotator that supports the mixing rod, a magnetic coupling mechanism that magnetically couples the first rotator to the second rotator, and a seal ring that surrounds an opening of the well and is capable of closing the well together with the second rotator.

A stirrer head having a bearing boss, a bearing bushing, at least one stirrer vane and a coupling section, wherein the bearing boss has an external surface and an internal surface and the bearing bushing is form-fit into the bearing boss, resting on the internal surface, wherein the stirrer vane is connected to the coupling section and the external surface of the bearing boss, wherein the stirrer head has an identification device and the bearing boss has a through-opening between the external surface and the internal surface, the identification device is positioned in the through-opening and the stirrer vane closes the through-opening at the external surface.

A mixing system for use in a process bottle for mixing its contents, the mixing system including a low volume magnetically-driven mixer mounted at the bottom of the bottle. The mixer may have vanes and lower grooves, or no vanes and grooves on both upper and lower faces. The mixer has a microsized three-dimensional solid inanimate body to enable insertion through relatively small mouth openings at the top of conventional reactor bottles. Methods of assembly are also disclosed which involve passing the microsized mixer through an open mouth of a process bottle and coupling the mixer with a bearing assembly at the floor of the bottle. The bearing assembly includes fixtures sealed around a hole in the floor of the bottle.

A system and method for automatically preparing infant feed formulation from powdered infant formulae is herein disclosed. The system of the present invention is specifically designed to achieve consistent homogeneous reconstitution of the powdered material, maximizing efficient solubilization while minimizing negative side effects such as oxidation, foaming, and protein denaturation.

A swirl generating pipe element for providing a rotational movement to a fluid, comprising a reluctance motor and a pipe section (9), wherein the reluctance motor comprises a stator element (1) and a rotor element (2); the stator element comprises multiple stator poles (3); the rotor element comprises a vane assembly having multiple rotor poles (4) and arranged to rotate around a rotor shaft (7) situated along the centerline of the pipe section (9), and each rotor pole has a first end (5) rotatably connected to the rotor shaft (7) and a second end (6) arranged close enough to one of the multiple stator poles (3) for a magnetic polarization to be induced in the rotor pole; and the pipe section (9) comprises a wall, having an external and an internal circumferential surface, and an inlet and an outlet for a fluid; wherein the stator element (1) and the rotor element (2) is separated by the wall (8) of the pipe section (9), and the multiple stator poles (3) are arranged at the external circumferential surface of the pipe section, and the second end (6) of the multiple rotor poles (4) are arranged adjacent to the internal circumferential surface of the pipe section, such that the vane assembly may provide a rotational movement to a fluid entering the inlet (10) of the pipe section (9).

The present invention relates to a magnetic mixer capable of minimizing mixing of foreign substances, which are generated in components of the magnetic mixer, of a liquid to be mixed, having a simple structure for cleansing a structure supporting an impeller shaft, and capable of securing a sufficient output when a large-scale mixing system with an impeller shaft is configured; and a mixing system including the same.

A stirrer (2) for a stirrer vessel (20), which stirrer (2) comprises a stirrer head (1), a drive unit (4) and a magnetic coupling (3), wherein the magnetic coupling (3) has drive magnets (5) connected to the drive unit (4) and stirrer head magnets (6) connected to the stirrer head (1), wherein the stirrer head (1) has stirrer blades (7) and a bearing assembly (8) and wherein the stirrer blades (7) are connected to the stirrer head magnets (6) and the bearing assembly (8), wherein the bearing assembly (8) rotatably supports the stirrer head (1) and the bearing assembly (8) comprises a first rotational bearing (9), wherein the bearing assembly (8) comprises a second rotational bearing (10), which is arranged spaced apart from the first rotational bearing (9) in the stirrer head (1).

An agitator comprises: a bearing unit that holds a shaft unit of the agitator and slides rotatably with respect to the shaft unit; and a rotary blade unit that is fixed to the bearing unit and rotates together with the bearing unit. The bearing unit comprises a first member composed of a material and the rotary blade unit comprises a second member composed of a material different from that of the first member.

Provided is a mixing device that is configured to install therein a multi-well plate including a plurality of wells capable of containing matter to be mixed and includes mixing mechanisms each of which mixes the matter to be mixed with a motor and is provided for each of the wells. The mixing mechanisms each includes a first rotator that is connected to the motor and rotates due to activation of the motor, a mixing rod that mixes the matter to be mixed, a second rotator that supports the mixing rod, a magnetic coupling mechanism that magnetically couples the first rotator to the second rotator, and a seal ring that surrounds an opening of the well and is capable of closing the well together with the second rotator.

A magnetic coupling assembly for a magnetic stirrer includes a non-magnetic disc embedded with two or more pairs of magnets. The two magnets of each pair are oriented with opposite magnetic poles pointing in the upward direction. When the magnetic coupling assembly is driven to rotate, it can bind one or more axially magnetized stir bar in a mixer at a relatively higher speed to achieve better mixing result without causing spin-out or jumping-flea phenomena, compared to when only one pair of magnets is used.