Abstract: A container having an first chamber; a second chamber; an upper seal forming a lower portion of the upper chamber; a lower seal adjacent the upper seal, the lower seal forming an upper portion of the lower chamber; a plurality of upper seal apertures in the upper seal; and a plurality of lower seal apertures in the lower seal, the upper seal apertures and the lower seal apertures rotatable between an open position with the upper and lower seal apertures aligned and a closed position with the upper and lower seal apertures nonaligned.

Abstract: The invention relates to a device for filling a container with solid particles, the device having annular ducts for passing particles, which ducts are defined by a plurality of vertical nozzles arranged coaxially relative to one another, and a diaphragm arranged upstream from the annular ducts for regulating the flow rate of particles in the annular ducts, the diaphragm has a plurality of shutter flaps for shutting off the annular ducts, each flap shutting off an angular sector of a single annular duct and the diaphragm having control means for controlling movement of the shutter flaps that are configured to be capable of partially shutting off any one of duct independently of the other ducts. The invention also relates to a method of shutting off a filler device.

Abstract: A dosing device for dispensing small-particulate pharmaceutical preparations has at least one chamber for receiving a larger amount of the preparation and a dosing unit. A rotary valve has at least one dosing chamber for receiving a defined dose of the preparation. The dosing chamber is moveable between a filling position and a dispensing position. The rotary valve rotates about a substantially horizontal axis, and has an adjustment device for setting the volume in the dosing chamber and a twisting device. The twisting device constitutes the actuator for the adjustment device. The device is made of a plastic material carefully selected to assure that no softening agents or other volatile components will be released, which prevents drug contamination.

Abstract: The present invention provides improved retention of O-rings and easier O-ring replacement by using an O-ring retainer in a bar gun. Furthermore, the assembly of the butterfly plates of the bar gun is improved by using molded ball bearing clusters that fit in recesses in the butterfly plates, thus eliminating the welding of the balls to the butterfly plates and the need to purchase such precise and intricately small balls. The O-ring retainer and molded ball bearing cluster are preferably made from bearing quality acetal plastic materials.

Abstract: A container to contain fluid products, installed in a dispensing machine for fluid products, which is provided with a pair of delivery stations which have respective axes of delivery (X1) arranged at a determinate distance (D1) from each other. The container comprises an outer wall shaped so as to define an inner compartment consisting of two cylindrical zones connected by an intermediate zone. The distance (D2) between the longitudinal axes (X2) of the two cylindrical zones is substantially equal to the determinate distance (D1) between the axes of delivery (X1).

Abstract: The present invention provides a positive displacement rotary vane mixing pump in combination with a positive displacement rotary vane fluid pump. The mixing pump having an air inlet, an inlet for foamable fluid from the fluid pump, and an outlet from a discharge sector of the pump for discharging a mixture of air and liquid to a foam generator.

Abstract: A dispensing system and method for the on-demand dispensing of spoonable or drinkable food products into a container. Single servings or larger portions of these products can be dispensed. The system and method achieve dispensing of the product with a visual differentiation of the components in the container. The container may be translucent or transparent so that the consumer can view the visually differentiated product therein. The products form yet another embodiment of the invention.

Abstract: A flexible impeller pump includes first and second component housings. The first component housing includes a first flexible impeller and the second component housing includes a second flexible impeller. As these impellers rotate within their respective housings, they draw in and expel individual components into a common receiving chamber. In a particular application, one component is a foamable liquid, and the other component is air, and a mixture of foamable liquid and air is thus created in the common receiving chamber.

Abstract: An hydraulic proportioning system having a fluid actuated motor with a driven motor shaft, the motor being in fluid communication with and powered by a fluid source. A pump is provided having a drive shaft driven by the driven motor shaft of the fluid actuated motor, and a drive clutch interconnecting the driven motor shaft and the drive shaft of the pump. An injector manifold is in fluid communication with the pump which is connectable to a chemical source. A tube is in fluid communication with the injector manifold and extends into a chamber having fluid communication with the fluid source, the chemical and fluid from the fluid source combining in the chamber and discharged therefrom.

Abstract: A head part (11) for a multi-chamber tube bag (1) with a multi-component mass which can be pressed out, having a main chamber (2) for a first component and two secondary chambers (3, 4) for two other components, has a disk-shaped contact surface (12) for the multi-chamber tube bag (1) surrounding a press-out opening (13). At the contact surface (12), a plurality of raised portions (14) project toward the multi-chamber tube bag (1) and are provided at the head part (11) for narrowing the outlet regions (5, 6) of the two secondary chambers (3, 4) of the multi-chamber tube bag (1) when the multi-chamber tube bag (1) bears against the contact surface (12).

Abstract: The invention provides an ingredient dispensing apparatus (100; 200) comprising first and second hoppers (102, 104; 202, 204) for storage of an ingredient, first and second dispensers (120, 124; 214, 224) for dispensing an ingredient from the respective hopper (102, 104; 202, 204) and a drive mechanism (128; 228) for rotatably driving the first and second dispensers (120, 124; 214, 224). The first and second dispensers (120, 124; 214, 224) are arranged such that, in a first direction (D1) of rotation of the drive mechanism (128; 228), the first dispenser (120; 214) dispenses an ingredient from the first hopper (102; 202) and in a second direction (D2) of rotation of the drive mechanism (128; 228), the second dispenser (124; 224) dispenses an ingredient from the second hopper (104; 204).

Abstract: A rotary pump plural component applicator apparatus is provided for dispensing plural components, such as resins and adhesives or the like, with an activator for the resins or adhesives. A plural component applicator uses an electric motor gear box driving first and second rotary pumps. The use of an electric motor driving plural rotary pumps improves the plural component applicator performance in the application of the plural components.

Abstract: An hydraulic proportioning system having a fluid actuated motor with a driven motor shaft, the motor being in fluid communication with and powered by a fluid source. A pump is provided having a drive shaft driven by the driven motor shaft of the fluid actuated motor, and a drive clutch interconnecting the driven motor shaft and the drive shaft of the pump. An injector manifold is in fluid communication with the pump which is connectable to a chemical source. A tube is in fluid communication with the injector manifold and extends into a chamber having fluid communication with the fluid source, the chemical and fluid from the fluid source combining in the chamber and discharged therefrom.

Abstract: The present invention includes a spinning valve having an inner valve portion and an outer valve portion, and having multiple inlets and multiple chambers at different heights along the longitudinal axis of the inner valve portion. The present invention also includes a spinning valve having an inner valve portion and an outer valve portion, with multiple inlets at the same height along the longitudinal axis of the inner valve portion with single or multiple chambers at that location along the longitudinal axis. In each of these valves, the inner valve portion is adapted to spin within the outer valve portion. Additionally, the present invention includes an apparatus for dispensing two or more discrete streams of fluid into a series of containers by using one of the aforementioned valves.

Abstract: A dispersing system comprises a dispersing apparatus, a storage tank for storing a dispersing medium and a liquid containing a material to be treated, and conduits for connecting the dispersing apparatus in fluid communication with the storage tank. The dispersing apparatus comprises a dispersing chamber, at least one rotationally driven disc, a suction inlet through which the liquid containing the material to be treated and the dispersing medium are drawn from the storage tank into the dispersing chamber by the suction created by rotation of the disc, a discharge outlet, and a medium-separating device for separating the dispersing medium from the liquid containing the dispersed material and selectively discharging the liquid containing the dispersed material but not the dispersing medium from the discharge outlet.

Abstract: An improved powder feeder having a hopper with an opening in its bottom. A resiliently deformable element is positioned in the opening of the hopper. The element has a flexible exterior dimension and is suitably positioned in relation to the opening to prevent the free flow of material through the opening. The element is mounted on an axle having an axis of rotation. The element is capable of carrying a metered volume of material through the opening as it is rotated. The axle is connected to a variable speed motor. As the element turns, the material flows into the element and moves through the hopper opening in precisely metered amounts relative to the volume and the speed of rotation of the element.

Abstract: A dispensing apparatus is located in the rear of a tip truck body. When the tipping body of the truck is inclined gravity causes bulk material held in the tipping body at either side of a partition to feed augers. The dispensing apparatus includes at least one tank preferably a central tank holding powdered material such as cement powder dispensed through a chute by virtue of a paddle wheel dispenser. Water tanks which dispense water through an outlet are located at either side of the cement powder tank. A common drive shaft drives the augers and the paddle wheel. The dispensing of material is controlled by controllers such that a predetermined ratio of material can be dispensed into, for example a mixer. The dispenser can be used for dispensing the constituents of concrete and may be removable from the tip truck body so that the tip truck can function as a normal tip truck.

Abstract: An apparatus for metering and mixing two different materials that are pasty or of low to high viscosity, includes a device for simultaneously delivering the materials from storage vessels to a mixing chamber, and a member for mixing the two materials in the mixing chamber, the mixing member and the mixing chamber, if necessary, being constructed as disposable items. The apparatus permits such materials to be mixed and metered with precision and has relatively few moving mechanical components, is of simple design, and even enables materials that react with each other to be mixed at room temperature without excessive heating during the mixing process. The device for delivering and metering the two mate includes screws mounted on a common drive shaft, provided with opposed stators and located in separate casings.

Abstract: The spreading apparatus has a main hopper and at least one extension hopper, each having a discharge roller for flowable material such as chippings for road surfacing. The extension hopper is mounted adjacent the main hopper and movable longitudinally to enable variation of the combined width of the hoppers. A baffle cuts off communication between the discharge roller of the extension hopper and the major part of the interior of the extension hopper over a width corresponding to the longitudinal overlap between the main hopper and the extension hopper.

Abstract: An apparatus and method for determining the heating value of gaseous fuels is disclosed which include the novel means for establishing a mixture of air and the gaseous fuel of interest in known volumetric proportions. An electrochemical sensor is provided to sense the products of combustion of the precise volumetric mixture and the output of the sensor is indicative of the relation of the mixture to a stoichiometric mixture of fuel and air. This system is provided for adjusting the proportions of fuel and air in the mixture of interest in response to the output of the electrochemical sensor until the sensor indicates that the mixture of known proportions is substantially stoichiometric. The system is provided for determining the heating value of the fuel from a known relationship between the heating value of the constituents of the fuel and the amount of oxygen required for stoichiometric combustion.

Abstract: Apparatus for the continuous feeding of plural liquids in separate streams of adjustable quantity and ratio, comprises a drive unit that drives a main pump, and that also drives at least one secondary pump. The drive unit has an oscillating or reciprocating movement, and so the pumps are piston pumps or oscillating vane-type pumps. The stroke of the secondary pump or pumps may be selectively shortened without shortening that of the main pump, so as to predetermine the proportions of the liquids to each other. The system is particularly applicable for the feeding of separate streams of synthetic resins by the main pump, and the associated hardeners, catalysts, accelerators or other auxiliary liquids by the secondary pump or pumps.

Abstract: A disperser head for seed and fertilizer drill machines comprises a disperser element which is drivable about a vertical axis and opens into discharge sockets. The disperser element consists of a short pipe member which is chargeable from the top and is bent off at its lower end by about 45.degree.. A conveying air line opens with a central part from the top into the short pipe member, while it subjects with an annular part surrounding the central part drive blades generally extending on helical lines and arranged externally at the short pipe member to conveying air in order to drive the short pipe member. The supplying of the material that is to be dispersed is effected by means of a conveying screw each for the material sorts which are simultaneously to be dispersed, each screw opening laterally upstream of the short pipe member thereinto.

Abstract: A device for precisely metering out quantities of fluids is disclosed. The device comprises a tapered rotor having a plurality of chambers, each of the chambers having first and second openings. The rotor is received within a housing and together with the housing cooperates to perform the metering function as the rotor is rotated with respect to the housing. The housing has a plurality of input and overflow ports corresponding to the chambers in the rotor. These ports are positioned with respect to the rotor in such a manner that when a corresponding input port is in communication with one of said openings, its corresponding overflow port is in communication with the other of said openings. The housing also comprises a plurality of pressure ports and output ports which correspond to the plurality of chambers.

Abstract: An apparatus is provided for mixing metered quantities of a plurality of liquids in accurately constant proportions according to a continuous process. The apparatus comprises one storage tank for each of the liquids which must be mixed, each storage tank being provided with an inlet conduit and an outlet conduit, the output of the inlet conduit and the input of the outlet conduit being axially aligned one opposite the other within the corresponding tank, each of said outlet conduits having a liquid pump and a metering orifice one of which is fixed and the other or others being micrometrically adjustable, all said liquid pumps being driven by a single and the same motive power source, each storage tank having a float therein capable of controlling an inlet valve inserted in the corresponding inlet conduit.