Abstract: A portioning device for chemical granular material, in particular fertilizer, having an inlet opening for granules, an outlet opening for discharging granule portions produced from the granules and at least one rotationally drivable conveying element which is designed to combine granules fed to the portioning device to give granule portions during a rotational movement.

Abstract: A damping device, in particular for damping or preventing pressure surges, such as pulsations, in hydraulic supply circuits, preferably in the form of a silencer, has a damping housing (2) encompassing a damping chamber (10). The damping housing (2) has at least one fluid inlet (6) and at least one fluid outlet (8), as well as a fluid receiving chamber extending between the fluid inlet (6) and the fluid outlet (8). During operation of the device, a fluid flow coming from the fluid inlet (6) passes through the damping chamber (10) towards the fluid outlet (8). A wall part of the fluid receiving chamber extends as a guide element (16) in at least one direction of extension transverse to the direction of the fluid flow. In the damping chamber (10), several guide elements (16) are provided, against which guide elements the fluid can flow to alter the flow velocity in certain areas.

Abstract: Apparatus is provided for estimating a flow rate of a fluent solid material in a generally horizontal pipe having a movable transportation element such as an auger in the pipe for transporting the material along the pipe including distance sensors mounted in the pipe in an upper part of the pipe and arranged to detect the distance of the material in a lower part of the pipe from the sensor. Another sensor is provided to detect the rate of movement of the transportation element for example by detecting the metal of the auger flight. The output from the sensors is fed to a control system for analyzing the output signals from the sensors over time to provide the estimate of flow rate. The sensors can be mounted in a pressurized enclosure to prevent escape of dust though openings for the sensors.

Abstract: A dispenser apparatus (10) for dispensing curable liquid material into a space in a cable gland is disclosed. The apparatus comprises a housing (12) for separately storing of components of a curable liquid material and provided with a respective first outlet (14) for each component. A mixing chamber (16) mixes the components to cause curing of the curable liquid material and has an inlet (18) for receiving the components from the first outlets, and a second outlet (20) for the mixed components. A plunger (22) urges the components out of storage chambers of the housing via the first outlets and into the mixing chamber via the inlet. The dispenser apparatus is adapted to be located in a body of a cable gland such that the mixed components are dispensable from, the second outlet into a space defined by the body and a cable extending through the body.

Abstract: A module for dispensing a product intended to be mounted on a conduit (4) for pressurized supply of the product. The module has a path (2) for retrieving the product from a supply passage (5) which is intended to be in communication with the conduit to a passage (3) for discharging the product for the dispensing thereof. The retrieval path having at least one downstream conduit that opens into the discharge passage (3) and at least one upstream conduit that is in communication with the supply passage (5). The upstream and downstream conduits having a U-shaped junction that is designed to place the conduits in communication. At least one of the conduits being delimited by at least one wall that is capable of providing a microbiocidal action on the product contained in the conduit.

Abstract: A vessel apparatus includes a pressurized vessel and at least one flow control element. The at least one flow control element is located within the pressurized vessel and has an upwardly-converging wall.

Abstract: A system for breaking up caked materials in a hopper car having a gravity discharge outlet is shown. The system includes an agitator that is a compressible strut linked through a rod to an externally driven crank shaft. The crank shaft is operated by a mobile drive unit that has a floating drive unit comprising a motor driven, rotating spindle with a nut configured to couple with the crank shaft. The floating drive unit is mounted on movable struts and is capable of being adjusted upward or downward.

Abstract: The intermediate piece connects a static mixer to a dispensing cartridge or to a dispensing device for a plurality of components and contains two separate passages for separate components from the dispensing device. The inlet opening of one passage includes an element for aligning the passage in a matching position to the dispensing device and the inlet openings of the two passages are of different cross-sectional shape to each other.

Abstract: An apparatus for the injection of a fluid filler material includes a static mixer (1), with the static mixer including a housing (2) which includes a first hollow space (47), with at least one mixer element (3) being arranged in the first hollow space. The housing (2) has an outlet element (45). The outlet element (45) has a second hollow space (48), with the second hollow space (48) being connected to the first hollow space (47) such that the fluid filler material can be conducted from the first hollow space (47) into the second hollow space (48). A tubular element (60) is held in the second hollow space (48).

Abstract: A beverage whipper, including a whipper disk configured for spinning within the whipper and having a radius is disclosed. The whipper disk further includes a front surface and a plurality of forward-facing concave surfaces that divide the front surface into a plurality of front surface sections. The concave surfaces extend generally radially over more than half the radius and have a circumferential width and a depth, wherein the width is larger than the depth. The front surface sections have a total area that is at least 4-times the total area of the concave surfaces. Also, a beverage dispenser that includes the whipper for forming beverages having crema such as espresso or cappuccino.

Abstract: A beverage dispenser provides numerous inventive features in its refrigeration system, diluent delivery system, concentrate delivery system, mixing and dispensing system, and control system. The refrigeration system employs a plate heat exchanger to provide on demand refrigeration of an intermittent water flow. The diluent delivery system includes a flowmeter/solenoid/check-valve assembly. The concentrate delivery system employs a positive displacement pump. The mixing and dispensing system includes a mixing nozzle that has a locking feature such that an elevated blocking surface directly faces the inlet of pressurized diluent to create turbulence. The control system receives package-specific information from a scanner and diluent flow rate information from the flowmeter, and then determines the pump speed in order to set a desired mix ratio.

Abstract: The dispensing device for single use includes a multicomponent cartridge with a closure and a mixer. The cartridge and the mixer form an interconnected unit and the closure, arranged between the outlets of the cartridge and the inlets of the mixer, is configured as a valve arrangement in order to establish a connection between the cartridge outlets and the mixing elements of the mixer after performing a relative movement between the mixer and the cartridge or syringe. In certain embodiments of the invention the connection is effected by rotation of the mixing unit relative to the cartridge, and in other embodiments of the invention by axial displacement of the mixing unit relative to the cartridge. This results in a disposable dispensing unit that can be economically produced and is particularly easy to use.

Abstract: The multicomponent cartridge has a container with chambers for the reception of different fluid components, a mixer element fixed on the container for the mixing of the components and a dispensing tube placed onto the mixer element and connected to the container for the dispensing of the mixed components. The mixer element is configured as a guide element for the axial displacement of the dispensing tube between an open position for dispensing of the mixed components and a closed position.

Abstract: The invention relates to a device comprising a mixer tube (2), whose diameter diminishes toward one end, a mixer helix (5), which is located inside the mixer tube (2), and comprising a plunger (6,7). According to the invention, the mixer helix can or should be accordingly compressed inside the mixer tube with the aid of the plunger that is inserted into the mixer tube. The device enables a largely complete dispensing of the material remaining in a static mixer helix during mixing and is suited, above all, for storing, mixing and dispensing dental materials.

Abstract: A beverage dispenser provides numerous inventive features in its refrigeration system, diluent delivery system, concentrate delivery system, mixing and dispensing system, and control system. For example, the mixing and dispensing system includes a mixing nozzle that has several novel aspects. Such novel aspects include an elevated blocking surface that directly faces the inlet of a pressurized diluent in order to create turbulence for the mixing, and novel constructions of a depressurizing section together with a funnel-shaped passageway that reduces splashing.

Abstract: A viscous material dispense system including a dispense valve having an outlet, a mix tube secured at an upper end thereof to the outlet of the dispense valve, a mixer shroud positioned telescopically over the mix tube and including a conical lower end, and an air shroud fitted telescopically over the lower end of the mixer shroud and defining a conical surface positioned in confronting relation to the conical tip portion of the mixer shroud. The air shroud and the lower end of the mixer shroud coact to define a plurality of circumferentially spaced axially extending flutes extending downwardly between the outer surface of the mixer shroud and the inner surface of the air shroud and a plurality of circumferentially spaced radially extending flutes defined between the conical tip portion of the mixer shroud and the conical surface of the air shroud.

Abstract: A dispensing closure for viscous fluids contains a closure body, a closure lid and a living hinge structure hingeably connecting the closure lid to the closure body. The closure body includes an upper deck, a skirt configured and arranged to mount to a product container, and a flow conduit extending through the upper deck to provide a flow path from an interior of the closure to an exterior of the closure. The flow conduit includes an entrance orifice and an exit orifice, and an inner wall extending between the entrance orifice and the exit orifice. To provide the desired flow effect, the inner wall includes at least one flow inhibitor structure, such as helically threaded flights extending at least partially inwardly from the inner wall into the flow path to define an unobstructed central flow path and a partially obstructed peripheral flow path.

Abstract: The present invention succeeds to effectively deal with the problems associated with the treatment of the liquid waste (ie. “katsigaros” liquid waste) generated during the production of olive oil in traditional 3-phase olive mills. The method of the present invention may be used to effectively treat and manage the aforementioned liquid waste efficiently and environmentally-friendly and also produces useful by-products of substantial commercial value (eg. olive oil, solid fuel, animal feed, electricity, usable heat).

Abstract: An apparatus for conversion of kitchen waste grease to a landfill-acceptable solid includes a grease collection cartridge. A mixing baffle within the cartridge has a package with a reactant to convert grease and oil, and water into soap. The apparatus has means for delivering water, grease and oil to the cartridge for conversion to soap.

Abstract: The present disclosure relates to a system method and apparatus for mixing a beverage produced from a concentrate. The apparatus includes a mixing chamber having a removable cover with at least one protrusion formed thereon for disrupting a flow of beverage into the mixing chamber. Additionally, an area of reduced size within the mixing chamber may be provided which causes a beverage entering the mixing chamber to pool therein.

Abstract: The present invention is a container dispenser device for handling separated flowable contents of a container. This device is placed under a cap of a container, or, alternatively, replaces a cap of a container and includes cap features itself. The present invention device includes: (a) a base member, the base member having a top and a bottom, and having a top view footprint with a perimeter adapted to fit onto and seal a dispensing opening of a container, the base member having a dispensing orifice located thereon; (b) a separator tube connected to the bottom of the base member at the dispensing orifice and extending downwardly therefrom; and (c) at least one mixing rib external from the separator tube and connected to at least one of the separator tube and the base member, and extending downwardly away from the bottom of the base member. It may also include a side wall with cap features.

Abstract: An apparatus and method for producing and dispensing whipped soft drinks, hot chocolate and beverages which does not use mechanical whipping such as rotating blades, but rather accomplishes the whipping of the mixture of syrup and water by a whipper insert 28 that is mounted above the dispensing nozzle 24b of the apparatus.

Abstract: A bulk granular solids gravity flow curing vessel comprises an upper curing unit having a top opening for receiving particulate solids, a lower curing unit coupled to receive particulate solids from the upper curing unit, and at least one of the upper and lower curing units including a first intermediate section having substantially vertical sidewalls, a first hopper positioned to receive the particulate solids from the intermediate section, and a first velocity adjustment means positioned in the intermediate section and/or the first hopper. A bulk granular solids gravity flow curing vessel comprising a first section having substantially vertical sidewalls, a first hopper positioned to receive particulate solids from the first section, and a first velocity adjustment means positioned in the first section is also described.

Abstract: A dispensing nozzle includes an outer housing defining an interior and a nozzle outlet. A mixing nozzle insert is positioned within the nozzle housing. The insert has a central elongate core that includes a top end that is positioned adjacent inlets for water and juice concentrate, and a bottom end opposite there from adjacent the outlet of the nozzle. The insert includes a concentrate disk on its top end having a perimeter edge positioned closely adjacent an interior surface of the nozzle housing. This disk includes one or more flow holes extending there through. The insert also includes, below the concentrate disk, a plurality of mixing projections having alternating extensions integral with the central core and extending outward there from along the length thereof. The insert and the nozzle housing are designed so that the syrup concentrate is introduced above the concentrate disk and the water is introduced at a level just below the concentrate disk.

Abstract: A cartridge assembly used with a conventional caulking gun for mixing and dispensing components of a material. The cartridge assembly includes a component carrying body that has a plurality of separate component reservoirs and a component flow directing housing at a forward end of the reservoirs. A mixing unit extends between the component flow directing housing and a discharge nozzle secured to the front end of the carrying body. The mixing unit mixes the components and delivers them to the discharge nozzle. The mixing unit includes a plurality of mixing cylinders that each have a longitudinal axis that extends substantially parallel to the longitudinal axis of the component carrying body. The mixing cylinders and guiding channels that extend between them form at least a portion of a component mixing path. The mixing cylinders can each include one or more mixing elements.

Abstract: The present disclosure describes a device and method for the creation of a anchor points at any location in a wall through the injection of a curable anchor material into the cavity behind the wall. Once cured, the newly created anchor point will allow the wall to support heavy loads and undergo repeated stress over long periods of time without being damaged. The device of the present disclosure produces an anchor point that is at least as strong as the best methods currently available, yet is simpler and more economical to use than the methods currently available.

Abstract: A double-barreled syringe is provided which includes a mixing tip which is detachable after the tip is locked to the syringe body, so that the tip may be replaced by a locking cap. Locking occurs when a neck extending from the body between two shoulders is inserted into a bore in the tip (or, alternatively, the cap) and the tip is rotated so that two symmetrically opposed tabs attached to the tip are each received within a recess determined by a shoulder and a locking rib attached to the shoulder, and two diametrically opposed detents extending from the neck are each received within a recess in the bore surface.

Abstract: A dispensing nozzle includes an outer housing defining an interior and a nozzle outlet. A mixing nozzle insert is positioned within the nozzle housing. The insert has a central elongate core that includes a top end that is positioned adjacent inlets for water and juice concentrate, and a bottom end opposite there from adjacent the outlet of the nozzle. The insert includes a concentrate disk on its top end having a perimeter edge positioned closely adjacent an interior surface of the nozzle housing. This disk includes one or more flow holes extending there through. The insert also includes, below the concentrate disk, a plurality of mixing projections having alternating extensions integral with the central core and extending outward there from along the length thereof. The insert and the nozzle housing are designed so that the syrup concentrate is introduced above the concentrate disk and the water is introduced at a level just below the concentrate disk.

Abstract: A double-barreled syringe is provided which includes a mixing tip which is detachable after the tip is locked to the syringe body, so that the tip may be replaced by a locking cap. Locking occurs when a neck extending from the body between two shoulders is inserted into a bore in the tip (or, alternatively, the cap) and the tip is rotated so that two symmetrically opposed tabs attached to the tip are each received within a recess determined by a shoulder and a locking rib attached to the shoulder, and two diametrically opposed detents extending from the neck are each received within a recess in the bore surface.

Abstract: An air driven vibrator is attached to a robotic applicator for sealants and adhesives. When the plane of vibration is normal to the axis of the dispenser, the vibration will impart a rotary motion to the applicator. When the plane of vibration is parallel to the axis of the dispenser and normal to the direction of motion of the dispenser (such dispensers are usually robot mounted), a side-to-side or pendulum action is provided. When the dispense tip is provided with a static mixer to mix plural component materials, the vibrator will enhance the mixer's action.

Abstract: A closure for dispensing a viscous material such as mustard or ketchup from a container includes a threaded closure body having a dispensing orifice through which viscous material may flow during dispensing, and a collection space for collecting a volume of thin liquid that may form on top of the viscous material during storage. The collection space acts to intercept the thin liquid as the container is inverted to dispense the viscous material. As the material continues to be dispensed, the thin liquid is re-mixed into the material, thereby keeping the solid to liquid ratio of the material in the container relatively constant. Additionally, a valve may be placed in the orifice for at least partially precluding passage of the thin liquid through the orifice during initial dispensation.

Abstract: Disclosed is a holder, attachable to a receptacle, with a hollow spike for piercing the membrane of the receptacle and with a connection piece arranged coaxially to the hollow spike for the releasable attachment of an injection syringe. For the quick and secure withdrawal of a liquid medicament from the receptacle whilst maintaining sterility demands the holder is formed as a closed-walled protective housing which accommodates the receptacle and which comprises a first housing part carrying the receptacle secured in position and a second housing part provided in its inside with the hollow spike and on the outside comprising the connection piece. The second housing part is coaxially movable relative to the first housing part between a position-secured initial position in which the hollow spike is distanced from the membrane and a working position in which the membrane is pierced through the hollow spike.

Abstract: A concrete hose end insert for controlling the discharge of concrete from a concrete hose, having a base member and clamps for securing the insert to a concrete hose end, and having a vertical insert member for positioning within the interior of a concrete hose end. The hose insert momentarily interrupts the concrete free fall, causing the concrete to recombine or partly compact immediately prior to reaching the discharge end of the hose, thereby reducing the velocity of the discharging concrete for more highly controlled placement.

Abstract: A double-barreled syringe is provided which includes a mixing tip which is detachable after the tip is locked to the syringe body, so that the tip may be replaced by a locking cap. Locking occurs when a neck extending from the body between two shoulders is inserted into a bore in the tip (or, alternatively, the cap) and the tip is rotated so that two symmetrically opposed tabs attached to the tip are each received within a recess determined by a shoulder and a locking rib attached to the shoulder, and two diametrically opposed detents extending from the neck are each received within a recess in the bore surface.

Abstract: An apparatus for producing and dispensing whipped soft drinks, hot chocolate and beverages which does not use mechanical whipping such as rotating blades, but rather accomplishes the whipping of the mixture of syrup and water used to produce the beverage by intermixing within a vented mixing chamber intersecting streams of syrup and water that are directed toward the intersection point under pressure. The apparatus embodies solenoid valves to control the flow of syrup and water into the mixing chamber of the apparatus.

Abstract: In a cellulose pulp handling vessel having a first diameter material storing or treating portion above a second diameter discharge which is at least 20% less than the first diameter, reduced compression of the material and reduced power requirements of an agitator (if used), compared to prior art constructions are provided. A first transition, preferably a substantially smooth interior surface substantially frusto-conical transition, is provided between the first and second diameters. A second single-convergent transition may be provided above the first transition. A rotating agitator with at least two arms and associated paddles may be mounted for rotation in the transition about a substantially vertical axis for agitating the material in the transition. If desired, the transition may be moved, such as with a vibrator or oscillator. The invention is particularly suitable for pulp digesters and impregnation vessels.

Abstract: A system for metering and dispensing single and plural component liquids and solids as described herein. The dispensing system has a microprocessor-based control system and volumetrically efficient non-reciprocating pumps which provide a very accurate control of component ratios, shot sizes, flow rates and dispense durations. The dispensing system maintains constant pressure between the output of the pump and the dispense head. The progressive cavity pump is formed from individual, interlocking pressure sections, each of which has a double helix bore. A dispense head for a plural pump dispensing system using sealed bellows with rods extending therethrough associated with an actuator. The sealed bellows attach at one end to the body of the dispense head and at the other to the rods. The rods extend into a chamber and have a sealing end selectively engaging the exits from the chamber.

Abstract: A double-barreled syringe is provided which includes a mixing tip which is detachable after the tip is locked to the syringe body, so that the tip may be replaced by a locking cap. Locking occurs when a neck extending from the body between two shoulders is inserted into a bore in the tip (or, alternatively, the cap) and the tip is rotated so that two symmetrically opposed tabs attached to the tip are each received within a recess determined by a shoulder and a locking rib attached to the shoulder, and two diametrically opposed detents extending from the neck are each received within a recess in the bore surface.

Abstract: An add-on valve assembly for dual-component cartridge has a valve member and a retainer nut which secures the valve member to a dual-component material cartridge. The valve member includes a body having a forwardly extending threaded nozzle and rearwardly extending top and bottom tubes. First and second passageways are formed in the top and bottom tubes, respectively, and extend through the body and nozzle. A valve stem extends generally vertically within the body and is rotatably mounted therein. The valve stem is formed with top and bottom holes which align with the first and second passageways, respectively, when the add-on valve assembly is rotated to an open position and which extend perpendicular to the first and second passageways, respectively, when the add-on valve assembly is rotated to a closed position. The tubes are adapted to extend within respective passageways of the material cartridge and communicate with a pair of chambers formed within the material cartridge.

Abstract: There is disclosed an aerosol dispensing apparatus, more particularly an aerosol dispensing valve incorporating a controlled metered dispensing function wherein the metering chamber holding the next aerosolized dose is in fluidic communication with the reservoir allowing homogenous mixing of the next aerosolized dose to be dispensed.

Abstract: A compact assembly for mixing two or more fluids comprising a housing having interior serpentine flow channels. The channels are defined by alternating upward and downward extending partitions. The tip end of each partition is offset from respective interior surfaces of the housing top and bottom walls. Each offset defines a curved passage which interconnects the channels and forms a continuous zigzag flow path through the housing. Fitted within the channels are preformed static mixing units to provide additional mixing action.

Abstract: Carbonated beverage water is prepared on flow demand by a process that combines respective flow streams of water and carbon dioxide in a mixing venturi. Downstream of the venturi, the mixture of water and carbon dioxide is passed through a static mixer prior to dispenser discharge.

Abstract: An ingredient mixing apparatus and moisture reduction system for a liquid vending machine which is capable of mixing a predetermined portion of dry ingredient with a liquid and vending the resultant mixture. The ingredient mixing apparatus includes a mixing bowl which has a cylindrical upper portion and conical lower portion with an outlet spout at the bottom. The liquid is injected into the bowl at a tangent so that it swirls about the bowl for mixing. The dry ingredient is dropped into the top of the bowl simultaneously with the liquid injection so that the two mix before leaving the bowl through the bottom. A top cap is provided for the mixing bowl with a depending wall extending adjacent the inner cylindrical surface of a portion of the bowl. A divider wall also supported by the cap extends down into the mixing bowl to divide it into two sections. Suction is provided on the second section to remove steam or vapor and airborne dry ingredient from the bowl.

Abstract: A dispenser for storing and dispensing two flowable materials, preferably comprising a single piece container having a driving member, a storage member having an discharge nozzle defining two separate passages and two cylinders each communicating with a separate one of said passages and a hinged member joining the driving member and the storage member by way of living hinges, the driving member defines two pistons located and sized to sealingly engage the cylinder when the driving member and the storage member are folded about the living hinges into engagement with one another; the cylinders being isolated from one another. When squeezing force is applied the driving member and the storage member act against one another to expel the materials through the passages of the discharge nozzle for blending of the ingredients upon exit from therefrom.

Abstract: A double-barreled syringe is provided which includes a mixing tip which is detachable after the tip is locked to the syringe body, so that the tip may be replaced by a locking cap. Locking occurs when a neck extending from the body between two shoulders is inserted into a bore in the tip (or, alternatively, the cap) and the tip is rotated so that two symmetrically opposed tabs attached to the tip are each received within a recess determined by a shoulder and a locking rib attached to the shoulder, and two diametrically opposed detents extending from the neck are each received within a recess in the bore surface.

Abstract: A dispensing applicator includes a body with a handle, a pivotable lever and a front holder with a receptacle that is adapted to removably receive a dual chamber cartridge. In certain embodiments, the majority of the cartridge contents are expelled during a single stroke of the lever, an advantage when used for single patient use in dental or medical fields. In other embodiments, the holder is rotatably connected to the body so that the holder and the cartridge can be moved as needed in an arc in order to vary the orientation of the cartridge relative to the applicator handle. The rotatable connection enables the cartridge to be moved to any one of a number of different orientations as may be desired to provide optimum maneuverability of the applicator in use and to enhance the operator's vision of the application site.

Abstract: A method for adhesively joining two members includes the steps of mixing non-compressible beads with an adhesive, applying the resulting mixture to one of the members and hemming one member over the other in overlapping relationship. Apparatus for performing this method includes a container for containing a mixture of an adhesive and a plurality of non-compressible beads, an applicator for applying the mixture to one of the members, and hemming apparatus for hemming one member over the other in overlapping relationship. A metering device for dispensing adhesive fluid is constructed with a dispensing rod having a cooling apparatus for facilitating operation of the metering device. The present invention finds particular utility in bonding together the inner and outer panels of an automotive door assembly.

Abstract: There is disclosed a static mixer for intimate mixing of granular solids, a solids flow controller and a solids transfer tube which are useful to mix polycrystalline material with dopant solids, and to feed the resultant mixture continuously and accurately into a modified Czochralski-type furnace for growing single crystal material. The static mixer is a series of conical funnel plates interspaced by thieving divider plates that are formed by a plurality of triangular V-shaped, radial sectors. Contiguous to the static mixer is a storage hopper which has sufficient storage capacity for all the polycrystalline feed material required in a single run of the furnace. Located beneath the hopper is a solids flow controller that is a V-shaped trough which is vibrated along its longitudinal axis. At one end, the trough has a transverse baffle located with a gap between its bottom edge and the bottom of the trough that controls the rate of flow of the solids.

Abstract: A nozzle configuration for a static mixer having a retaining shoulder with a square cross-section, an inclined front face and a flat retaining face that is normal to the longitudinal axis of the nozzle. An undercut having a octagonal cross-section is provided immediately adjacent to the retaining face. The faces of the undercut alternately define access surfaces, that are in the same plane as and join with corresponding outer edges of the retaining shoulder, and locking surfaces that undercut the corners of the retaining shoulder for retaining a locking hub on the nozzle. Travelling clockwise around the undercut, each locking face is inclined relative to the preceding access face at an angle of 40.degree. such that it is harder to unlock a locking hub in the clockwise direction than it is to lock it.

Abstract: A static mixing nozzle used with a dispenser system thoroughly mixes one or more liquids. The static mixing nozzle has an insert having a housing with a plurality of baffles arranged in a staggered and alternating pattern throughout the passage. The baffles cause turbulence which mixes the liquid. Static mixing nozzles with different numbers of baffles may be used in the dispenser system to accommodate the different types of concentrates and syrups which may be used. The insert is removable and may be formed in parts which can be easily separated and cleaned. The insert has a ridge with an outer diameter greater than that of the nozzle, thus allowing the insert to be manually removed.