Abstract: A radio frequency high-speed switching control circuit comprises: a control module, outputting a control signal according to a preset algorithm; and a switching module, connected with the control module, and switching an input radio frequency signal to different radio frequency signal output ports for outputting according to the control signal output by the control module; wherein a plurality of toggle switch chips are provided in the switching module, and the toggle switch chips are electrically connected in a cascading manner. The advantages of the present disclosure lie in that through the design of a byte logic control circuit, toggle switches are cascaded to achieve that one input signal is switched to sixteen signal outputs (SPT16) and radio frequency signals within a frequency band range of 5 MHz to 6 GHz can be covered.

Abstract: According to aspects, hydrogen fueling systems and methods are provided, including vehicle-to-vehicle communication techniques, hydrogen cooling techniques and/or hydrogen dispenser control techniques that facilitate improving aspects of a hydrogen fueling station.

Abstract: A container fill station includes a seal bar configured to temporarily contact an open end of a container, to temporarily seal an interior of the container from a surrounding atmosphere, a fill head configured to be moved by a fill head actuator through a sealed opening in the seal bar, a fill head valve located in a fluid pathway between a liquid source and the fill head outlet, and an outflowing gas valve in fluid communication with the interior of the container. Therein, control of a liquid fill rate is provided by opening the outflowing gas valve a select amount while simultaneously opening the fill head valve. During a filling operation method, the interior of the container may be temporarily sealed and pressurized, or filling may be done at ambient/atmospheric pressure, preferably with the fill head outlet being disposed below the liquid's surface during filling.

Abstract: An improved fluid level sensor includes a radially magnetized magnet integrated into a float, and a Hall sensor adapted to monitor the magnet field emitted from the magnet. This arrangement provides a continuously variable signal across a range of travel, such that a controller receiving the signal can produce precise fluid level measurements and detect operational states of an associated device based on fluid behavior. In addition, the present fluid level sensor is suitable for use in harsh service environments, both because it is physically resilient to fouling, and because the controller is capable of detecting fouling by sensor behavior. In the context of a steam cooker, the present fluid level sensor can also sense low-water, overfill and fouling conditions, while remaining relatively insensitive to food residue, water scale buildup, corrosion and foaming.

Abstract: Disclosed is a microorganism inoculation device, which comprises a workbench, wherein support columns are provided on the upper surface of the workbench, a limiting plate is provided in the middle part of the supporting column, an injection head is provided in the middle part of the limiting plate, an air cylinder is provided in the middle part of the lower surface of the workbench, a piston rod of the air cylinder is fixedly connected with the middle part of the upper surface of a lifting plate, guide rods are provided on the upper surface of the lifting plate, the upper end of the guide rod is fixedly connected with a tray, the left and right sides of the upper surface of the tray are fixedly connected with the lower part of a fixed bracket, the middle part of the injection head is slidably connected with the limiting plate.

Abstract: Automated diagnostic analysis apparatus for analyzing patient specimens may include a probe to aspirate and dispense a bio-liquid. A probe tip on the probe may require replacement after contact with each bio-liquid. The automated diagnostic analysis apparatus may include a probe tip eject device and a waste chute for controlled removal and disposal of the probe tip to mitigate splattering or splashing of any residual bio-liquid in the probe tip as it is removed from the probe. A sloped ramp in the probe tip eject device may engage and remove the probe tip as it rotates through the probe tip eject device. The waste chute may include guides to transfer a removed probe tip directly into a waste bin without any surface contact by the probe tip. Methods of removing and disposing of a probe tip in an automated diagnostic analysis apparatus are described, as are other aspects.

Abstract: Methods and systems are provided for mixing and heat exchange of fluids. In one example, a fluid mixing and heat exchange device includes a hot water tank, a mixing chamber spaced away from the hot water tank and fluidly coupled to a first liquid reservoir, a first chilling module fluidly coupled to the mixing chamber, a coolant tank fluidly coupled to the first chilling module, a radiator fluidly coupled to the coolant tank, and a dispensing manifold fluidly coupled to the mixing chamber and adapted to dispense a mixed and chilled fluid mixture to a plurality of fluid vessels.

Abstract: A method comprising controlling a beverage-filling system that comprises a filling machine with a ring bowl that feeds beverage to filling elements, each having a valve and a flow meter includes deriving a flow signal and using it to derive a regulating signal for regulating an inflow of beverage into the ring bowl, thereby maintaining a target level of beverage in the ring bowl. The flow signal comes from either summing signals from all flow meters to obtain aggregate quantity of beverage being filled into all containers or a calculation that relies on a measured speed of the filling machine, the number of filling elements in the filling machine, and the volumes of the bottles to be filled.

Abstract: Apparatus and method for filling bulk goods into empty open bags (3) comprising at least one weighing unit (7) and at least one filling station (11-18) and a bag receiving unit (10) disposed thereat, wherein a bag (3) received by the bag receiving unit (10) is filled. The bag receiving unit (10) is configured as a receiving box (30) having a receiving space (31) to receive a bag (3). The receiving box (30) is provided with a suction aperture (34) to temporarily receive in the receiving box (30) the empty bag (3) intended for receiving in a form-fit at least in sections. The receiving box (30) comprises suction apertures (34) in a lower region (31a) and in at least one region (31b, 31c) above that which are controlled differently.

Abstract: An apparatus and method are provided for filling multi-chamber containers with different loose bulk materials. The apparatus and method may be particularly well-suited to packaging at least one bulk material, which is susceptible to water, chemicals, or other contaminants, with at least one other bulk material. The apparatus is a machine that includes separate hoppers for handling the separate bulk materials, and directs the separate bulk materials into different chambers of a multi-chamber container, which is then transported away from the machine for storage or use. The machine may include one or more movable hoppers supported on tracks, for moving the bulk materials to the hoppers that direct the bulk materials into different chambers of the multi-chamber container. A controller and data logger may be provided to control the apparatus and record the quantity and/or weight of the contents of each multi-chamber container.

Abstract: A device for dividing up a volume of liquid contained in an original container by filling bottles that are smaller than the original container, including a source of pressurized gas, a first line running from the source of pressurized gas and opening into the original container so as to place it under pressure, and a line for withdrawing the contents of the original container, connecting the latter to one of the smaller bottles. A second line runs from the pressure source and ends in the smaller bottle to be filled. Means are provided for closing and opening the first and second lines and a member is provided for activating the means for closing/opening so as to open the second line then the pressurization line in sequence, and close these same lines in sequence in the reverse order.

Abstract: Methods and systems for filling a container with material to a desired level are provided. In particular, a container to be filled is associated with a funnel. The funnel occupies a selected or reserved amount of the container volume. Moreover, the volume of the funnel is less than the reserved volume of the container. Accordingly, by filling the container and the attached funnel to the top of the funnel, and then removing the funnel, the container is filled to less than a maximum level.

Abstract: A vehicle having multiple isolated fluid circuits configured to be filled through a common fill port includes a first fluid circuit disposed within the vehicle, the first fluid circuit having a first fill port, a second fluid circuit disposed within the vehicle, and a conduit defining a fluid passageway between the first fluid circuit and second fluid circuit, the conduit including a valve. The valve is configured such that the first and second fluid circuits are fluidly coupled via the passageway when the valve is open, and are fluidly isolated when the valve is closed.

Abstract: A filling machine with at least one volumetric metering system which comprises a cylinder provided with a piston driven by electric or pneumatic actuation device connected to a parametrisable control unit of the machine, and provided within the lower portion with a first suction opening connected by a first suction duct to a first storage tank, with a second inlet opening connected by a second suction duct to a second tank, and with a discharge opening connected by a discharge duct to a filling nozzle. Valve systems formed of clack valves are mounted in the suction ducts and on the filling nozzle, each valve system being driven individually for opening and for closing by individual electric and/or pneumatic actuation device connected to the control unit of the machine.

Abstract: The invention provides methods, systems and apparatus for the metered transport of fine powders into receptacles. According to one exemplary embodiment, an apparatus is provided which comprises a hopper having an opening. The hopper is adapted to receive a bed of fine powder. At least one chamber, which is moveable to allow the chamber to be placed in close proximity to the opening, is also provided. An element having a proximal end and a distal end is positioned within the hopper such that the distal end is near the opening. A vibrator motor is provided to vibrate the element when within the fine powder.

Abstract: Fluid transfer interfaces for transferring fluid into or out of vessels, namely flexible polymeric bags. The fluid transfer interfaces have a body for use in connection with a vessel, or combined therewith, one or more apertures extending through the body, and one or more fluid transfer conduits secured to the body by way of a cast seal and extending continuously and axially through the one or more apertures. Also disclosed is a vessel closure having one or more fluid transfer conduits extending through the closure, the fluid transfer conduits affixed to the closure by a cast seal.

Abstract: An apparatus for treating containers, including a transport device which transports the containers along a specified transport path, the transport device including a plurality of holding elements for holding the containers, with the holding elements being transported along the specified transport path. The apparatus includes a cleaning device for sterilizing the holding elements at least in sections.

Abstract: The present invention provides a multiple liquid dispenser having an upper section for receiving ice to form a cooling chamber. The cooling chamber has a spiral passageway extending through the ice having a plurality of layers of passageways. The spiral passageway has an upper end for receiving the liquid to be chilled by the surrounding ice and a lower end connected to multiple tubes for distributing the chilled liquid. The lower section has multiple liquid dispensers connected to the multiple tubes for receiving and dispensing the chilled liquid from the multiple liquid dispensers. The multiple liquid dispensers are spaced around the periphery of the lower section and has valves for opening and closing the liquid dispensers for dispensing the chilled liquid. A vertical stand is provided for supporting the upper and lower sections.

Abstract: A metering disk of a capsule filling device for filling capsules with powder products as has a plurality of metering openings. The metering disk has a disk base member and at least one thickness adaptation sheet connectable detachably with the disk base member. The metering opening penetrates the disk base member and the at least one thickness adaptation sheet. In a corresponding capsule filling device, the metering disk and in particular a tamping ring arranged below the metering disk are mounted in a fixed vertical position.

Abstract: The present invention provides a fuel station and a method of refueling a vehicle using the fuel station. The fuel station comprises at least two adjacent base structures with each base structure being provided with a fuel dispensing device, to define a refueling position. The fuel station also includes at least one queuing position in front of one of the base structures. Guide means link each queuing position to the refueling positions.

Abstract: The present invention relates to a device and method for capsule filling machines that employ a vertically rotating drum containing a plurality of cavities wherein each cavity is designed to receive a single minitab for transport to a capsule shell body.

Abstract: A filling element for free jet filling of containers with a liquid charge includes a housing having a liquid channel formed therein, a liquid valve provided upstream of a dispensing opening, and an actuator device for actuating the liquid valve for controlled discharge of the liquid charge via the dispensing opening into a container arranged with a container opening thereof spaced below the dispensing opening. In an open state thereof, the liquid valve forms an opening gap through which the liquid charge flows. This opening gap has a gap width of at least four millimeters. The actuating device for the liquid valve is configured to cause the liquid valve to be in the open state for at least one hundred milliseconds.

Abstract: A beverage bottling plant having a filling machine with multiple beverage filling elements, a filling machine with multiple beverage filling elements, a filling element and related method. The abstract of the disclosure is submitted herewith as required by 37 C.F.R. §1.72(b). As stated in 37 C.F.R. §1.72(b): A brief abstract of the technical disclosure in the specification must commence on a separate sheet, preferably following the claims, under the heading “Abstract of the Disclosure.” The purpose of the abstract is to enable the Patent and Trademark Office and the public generally to determine quickly from a cursory inspection the nature and gist of the technical disclosure. The abstract shall not be used for interpreting the scope of the claims. Therefore, any statements made relating to the abstract are not intended to limit the claims in any manner and should not be interpreted as limiting the claims in any manner.

Abstract: An apparatus for treating containers, including a transport device which transports the containers along a specified transport path, the transport device including a plurality of holding elements for holding the containers, with the holding elements being transported along the specified transport path. The apparatus includes a cleaning device for sterilizing the holding elements at least in sections.

Abstract: A paint filling apparatus has a plurality of header portions, and one common manifold portion that is capable of supplying a cleaning liquid to each header portion. One side of each header portion is attachable to and detachable from a paint cartridge, and another side of each header portion is attachable to and detachable from the common manifold portion. Each header portion has a paint supply channel for filling a paint into the paint cartridge. The paint supply channel of each header portion is constructed of a piping member and a paint channel. An end portion of each header portion is linkable in communication with the inside of the paint cartridge, and another end portion thereof is linked in communication with a corresponding one of paint tanks that are provided separately for each of the paint colors. An intermediate portion of each paint supply channel is provided with a paint valve that controls the open-closed state of the upstream side of the paint supply channel.

Abstract: Powder dispensing and sensing apparatus and methods are provided. The powder dispensing and sensing apparatus includes a tray support structure to receive a cartridge tray holding cartridges, a powder dispenser assembly including powder dispenser modules to dispense powder into respective cartridges of a batch of cartridges in the cartridge tray, a powder transport system to deliver powder to the powder dispenser modules, a sensor module including sensor cells to sense respective fill states, such as the weights, of each of the cartridges in the batch of cartridges, and a control system to control the powder dispenser modules in response to the respective sensed fill states of each of the cartridges of the batch of cartridges.

Abstract: The invention relates to a method and an associated device for filling containers (2) with a filling material composed of at least one first and one second liquid component (3, 4) at a predetermined ratio, wherein in order to fill the container (2), the first liquid component (3) is fed from a first tank (5) to the container (2) by means of at least one filling material line (7), which can be closed by means of at least one first filling valve unit (8), wherein in order to determine the amount (M1) of the first liquid component (3) conducted through the at least one filling material line (7), at least one flow rate measuring unit (9) is provided.

Abstract: A machine for filling cups with foodstuff has metering stations having metering modules provided with filling nozzles, respectively, for introducing product flows into horizontally supplied cups. A programmable control unit cooperates with the metering modules in such a way that in a filling process, by means of controlled tilting and/or lifting actions of the filling nozzles, variable filling structures are generated from the product flows in the cups.

Abstract: A filling device (300) for breaking at least one ampoule (700) and for filling a syringe (600) from the ampoule is disclosed. The filling device has a base body (310), which delimits at least one hollow space (315). At the distal end, each hollow space has a removal opening, which is connected to a port (313) for the multi-use syringe. A breaking unit is designed to break the ampoule located in the hollow space. In some embodiments, the breaking unit comprises an actuating element, which is used to slide at least two ampoules onto a wedge-shaped structure, respectively, by way of a single actuating movement in the longitudinal direction, in order to apply a lateral force on the tips of the ampoules. In other embodiments, the breaking unit comprises an actuating element (320) that can be inserted in the transverse direction and acts directly on the tips of the ampoules in order to shatter or shear them off.

Abstract: The invention provides a refuel valve assembly 240 for refuelling a first and a second fuel tank on an aircraft, wherein the refuel valve assembly 240 comprises an inlet for receiving fuel from an orifice 215 in a structure 213 of the aircraft, a first 251a and a second outlet 251b for delivering fuel from behind the structure to the first 211a and second 211b fuel tanks, and a refuel control apparatus for controlling fuel flow to the first and second outlets; wherein the refuel control apparatus comprises a controllable valve assembly, so that delivery of fuel through the first outlet to a first fuel tank can be controlled independently of delivery through the second outlet of fuel to a second fuel tank. The invention also provides a method of refuelling a first and a second fuel tank on an aircraft.

Abstract: An assembly includes a support and drive assembly, a first structure and a second structure. The first structure is in operable communication with and supported by the support and drive assembly. The first structure includes at least one needle assembly and is adjustable to receive a plurality of needle assemblies. The second structure is supported by the support and drive assembly. The second structure includes at least one seal assembly and is adjustable to receive a plurality of seal assemblies. A method includes determining a number of vials that are to be filled concurrently and adjusting an assembly to include at least one needle assembly and at least one seal assembly. A number of the needle assemblies and the seal assemblies equals the number of vials.

Abstract: The invention relates to a device (1) for metering media (2) and comprises at least one storage vessel (3), a measuring vessel (14) and a target vessel (14) that are interconnected to give one unit. By the exertion of force on the media (2) to be metered they can communicate between the storage vessel (3) and the measuring vessel (4) and can then be transferred to the target vessel (14). The metering volume is determined by the geometry of the measuring vessel (4). The target vessel (14) can be separated from the measuring vessel (4) by severing (welding, gluing, cutting) the connection between (14) and (4). The invention also relates to a method for metering media using the device (1) according to the invention. The device is suitable as a disposable unit and for the sterile metering of media in a non-sterile environment.

Abstract: A method and apparatus for filling insulating glass units with one or more insulating gases (e.g., Argon and Krypton gas). The insulating gases are supplied to gas filling tubes that are inserted into one or more interpane spaces of the insulating glass units. Each interpane space may be filled with more than one insulating gas. A control unit controls the injection of the insulating gases in accordance with gas filling data received by the control unit.

Abstract: The invention relates to a method for the pressurised filling of bottles or like containers with a liquid filling material, using a return gas tube protruding into the respective container during a filling phase in order to control the filling level.

Abstract: A hydrogen dispensing station and method of operating a hydrogen dispensing station for dispensing to multiple receiving vessels. The station and method limit receiving vessel gas temperature during dispensing. Various components used to limit receiving vessel gas temperature during dispensing are mutual to multiple hydrogen service ports. Receiving vessel gas temperature during dispensing may be affected by pressure ramp rate control, cooling of hydrogen in a heat exchanger, and/or use of a lower temperature hydrogen source stream.

Abstract: The present invention relates to a tablet feeding device for supplying tablets accommodated in a tablet feeder to vials by supplying a power source from a surface side of the tablet feeder to a rotor of the tablet feeder and further allowing many tablet feeders to be mounted with high density. The tablet feeder 21 has a stationary guide member 119 having a stationary tilt plate 119c and a movable guide member 121 having a movable tilt plate 121c. The stationary tilt plate 119c is disposed adjacent to a tablet outlet 112 of the tablet feeder 21 and guides the tablets discharged from the tablet outlet 112 to the vials 4. The movable tilt plate 121c is movable between a receiving position and an operating position in association with an attachment and detachment of a driving means 202 with the tablet feeder 21. The movable tilt plate 121c overlaps with the stationary tilt plate 119c at the receiving position and continues to the stationary tilt plate 119c at the operating position.

Abstract: Powder dispensing and sensing apparatus and methods are provided. The powder dispensing and sensing apparatus includes a tray support structure to receive a cartridge tray holding cartridges, a powder dispenser assembly including powder dispenser modules to dispense powder into respective cartridges of a batch of cartridges in the cartridge tray, a powder transport system to deliver powder to the powder dispenser modules, a sensor module including sensor cells to sense respective fill states, such as the weights, of each of the cartridges in the batch of cartridges, and a control system to control the powder dispenser modules in response to the respective sensed fill states of each of the cartridges of the batch of cartridges.

Abstract: An implement for mechanically filling multiple sandbags at a time is used on a loader bucket of loader-type equipment. The implement has a planar surface in which a plurality of filler apertures are formed in a plurality of rows evenly spaced over its surface area. Each filler aperture has a tensioner ring around the aperture for holding a drawstring held in a sleeve around an open end of the sandbag. A trigger mechanism is movable to a locked position in which the drawstring of the sandbag is pulled tight so that the open end of the sandbag is held in place on the tensioner ring, to an unlocked position in which the trigger mechanism lifts the drawstring off the tensioner ring to allow the sandbag filled with filler material to pull on and cinch the open end of the sandbag closed, and to a release position in which the cinched sandbag is released to the ground.

Abstract: A bottle refilling device that allows an individual to fill a number of bottles at the same time, with the number of bottles preferably being between 12 to 24 bottles. The device has the shape of a flat panel and has an inlet on the top surface of the flat panel to which a funnel can be attached. A series of disbursement nipples are attached to the bottom surface of the flat panel, to which a number of containers can be attached. Each of the containers can be attached to a particular nipple through engagement with a two-part clamp associated with each nipple. A locking slide system is attached to each of the clamps, allowing the clamps to remain in either a closed position or an open position.

Abstract: A rack for preparing samples for analysis is provided. The rack includes a frame, a sliding assembly, a first and a second receptacle mounted in the frame underneath the sliding assembly; and means for selectively connecting each receptacle with a vacuum source. The sliding assembly is mounted for sliding in the frame and is provided with a plate having a plurality of columns for receiving samples through an upper opening of the columns. The sliding assembly is movable between a first position above the first receptacle and a second position above the second receptacle. The sliding assembly is provided with engagement means for a needle, wherein the engagement means are located outside the columns.

Abstract: A filling machine for containers such as bottles, cans, or similar containers. The filling machine comprises at least one rotor, which is driven in rotation around a vertical machine axis, and filling stations on the rotor. Each filling station is designed to receive a container and for the filling of this container during the rotational movement of the rotor between a container inlet point and a container outlet point. The filling stations are provided in at least two filling planes, which are offset from one another in the direction of the machine axis.

Abstract: Methods, systems, and apparatus are provided for automated isolation of selected analytes, to which magnetically-responsive solid supports are bound, from other components of a sample. An apparatus for performing an automated magnetic separation procedure includes a mechanism for effecting linear movement of a magnet between operative and non-operative positions with respect to a receptacle device. A receptacle holding station within which a receptacle device may be temporarily stored prior to moving the receptacle to the apparatus for performing magnetic separation includes magnets for applying a magnetic field to the receptacle device held therein, thereby drawing at least a proton of the magnetically-responsive solid supports out of suspension before the receptacle device is moved to the magnetic separation station. An automated receptacle transport mechanism moves the receptacle devices between the apparatus for performing magnetic separation and the receptacle holding station.

Abstract: Embodiments disclosed herein relate to systems, methods and devices for containing a substance within a region. In some embodiments, one or more hollow structures are positioned around the region and the structures are at least partly filled (e.g., through fill openings) with a weighting material. Some embodiments relate to a curved device comprising steps, such that a first cross-section of the device comprises a round shape and a second cross-section comprises a plurality of substantially linear segments. Some embodiments relate to a tank connection device comprising a sleeve extending through a curved device.

Abstract: A liquid distribution device including a liquid distributor having an inlet pipe connected to a piping manifold that further includes a plurality of liquid distribution pipes each liquid distribution pipe including an inlet connected to the piping manifold and an outlet, and a liquid impact portion having a plurality of pans located in close proximity to the outlet of one or more of the liquid distribution pipes.

Abstract: The present invention relates to an apparatus for automatic delivering of paste food products, particularly ice cream and/or yoghurt, comprising a housing (4), within which a plurality of containers (3) of said paste food products are provided, each one of said containers providing means (11, 21, 22, 23) for distributing said paste food products, and refrigeration means (9) for said plurality of containers, and apparatus programming means, said apparatus being characterized in that said housing provides a rotating base (6), having at least one seat (7) supporting a tray (8) for receiving said paste food products from said plurality of containers (3), said rotating base (6) moving in such a way to place said tray (8) under one of said containers (3) according to the sequence programmed by said programming means, said distribution means (11, 21, 22, 23) delivering said paste food products within said tray (8) when it is in correspondence of the specific paste food product container (3).

Abstract: The present invention relates to a tablet feeding device for supplying tablets accommodated in a tablet feeder to vials by supplying a power source from a surface side of the tablet feeder to a rotor of the tablet feeder and further allowing many tablet feeders to be mounted with high density. The tablet feeder 21 has a stationary guide member 119 having a stationary tilt plate 119c and a movable guide member 121 having a movable tilt plate 121c. The stationary tilt plate 119c is disposed adjacent to a tablet outlet 112 of the tablet feeder 21 and guides the tablets discharged from the tablet outlet 112 to the vials 4. The movable tilt plate 121c is movable between a receiving position and an operating position in association with an attachment and detachment of a driving means 202 with the tablet feeder 21. The movable tilt plate 121c overlaps with the stationary tilt plate 119c at the receiving position and continues to the stationary tilt plate 119c at the operating position.

Abstract: An integrated inkjet-cartridge refilling system that is comprised of an arrangement of mechanical, electrical, electronic, pneumatic, and software elements, which is used by an operator in a retail environment to automatically connect one of many types of inkjet cartridges that are used in printing devices and refill the cartridge.

Abstract: An apparatus for filling an upright container having a base and an open top with a number of similar articles from an elevated source includes an inlet and an auger assembly. The inlet is adapted to be proximate the elevated source of the similar articles such that the articles enter the apparatus therethrough. The auger includes a substantially helical ramp disposed about a shaft. The auger is rotatable about a longitudinal axis of the shaft and is translatable along the longitudinal axis. An end of the auger is disposed proximate the container and includes a discharge through which the articles are discharged into the container.

Abstract: The present invention relates to microfluidic systems having components with specially designed and fabricated areas of enhanced and/or reduced capillarity (flow guides). The methods and devices of the present invention permit the bubble-less dispensing and mixing of small volumes of different liquids for subsequent incubation and/or detection of products of various biological reactions. Thus present invention is well-suited to applications such as polymerase chain reaction and capillary electrophoresis.

Abstract: The invention provides methods, systems and apparatus for the metered transport of fine powders into receptacles. According to one exemplary embodiment, an apparatus is provided which comprises a hopper having an opening. The hopper is adapted to receive a bed of fine powder. At least one chamber, which is moveable to allow the chamber to be placed in close proximity to the opening, is also provided. An element having a proximal end and a distal end is positioned within the hopper such that the distal end is near the opening. A vibrator motor is provided to vibrate the element when within the fine powder.