Abstract: The invention described herein generally pertains to in-situ applications of liquid chemicals mixed and dispensed as a spray or a foam and more specifically, to in-situ application of polyurethane foam or froth and the measurement of the temperature of the chemicals used therewith employing temperature-indicating one-component or two-component foam gun nozzles and/or at least one temperature-indicating hose which employs at least one thermochromic material disposed within the foam gun nozzle and/or hoses.

Abstract: A batch mixer is equipped with a plunger for pushing material from the batch mixer. The batch mixer includes a mixer tank structured to accommodate material. The mixer further includes a mixer head comprising at least one blade structured to blend the material within the mixer tank. The mixer further includes a plunger mechanism structured to push the blended material directly from the mixer tank.

Abstract: The invention relates to a dispensing module for two liquid products, comprising: a first chamber (20) having a first wall, said first chamber having a first opening; a first piston (61) which can be displaced while resting on the wall of the first chamber; a second piston (64) which can be displaced while resting on a wall of the second chamber, and coupling means (62) for coupling both pistons while the product is being dispensed are provided. According to the invention, in order to prevent functional dysfunctions in the event of a distortion of the shape of container and to freely select the shape of the container, said dispensing module comprises a second chamber, the wall of which can be displaced while resting on the second piston, said second chamber comprising a second opening. This is achieved by virtue of the fact that the distortion of the container no longer leads to functional dysfunctions of the dispensing module. Also, the outer shape of the container can be freely selected.

Abstract: A mounting member fitted and mounted on an open head portion of an aerosol container having an inner diameter of 1 inch is formed with two or more valve housing mounting portions. The mounting member is fitted and mounted with the middle portion of this mounting member being located at a bead of the opening head portion of the aerosol container in such a manner that the upper portions of aerosol valves project upwardly from the opening head portion. A cover covering the outside of the mounting member is crimped to the outside of the bead in a manner to hold down a stem gasket and two or more aerosol valves are provided in the inch can.

Abstract: Device containing sclerosant liquid for use in the treatment of blood vessels having an aerosol valve housing containing gas-entry ports. The aerosol valve housing is mounted on a canister having an expandable inner container in which the sclerosant fluid is contained. The expandable inner container is affixed to the outer opening of the canister or to the aerosol valve housing above the valve gas-entry ports so that gas taken from the interior of the expandable inner container can mix with the sclerosant liquid to create a micro foam, such that introduction of pressurized gas through the aerosol valve causes the expandable inner container to inflate to accommodate the pressurized gas.

Abstract: An improved valve member, aerosol dispenser valve containing the valve member, aerosol container for dispensing moisture curable foams, and moisture curable foam and dispenser, in which the valve member is made of a glass filled polyolefin. The polyolefin is preferably a polyethylene. The glass content is between about 2% and about 40%, more preferably between about 10% and about 30%; and most preferably between about 15% and about 25%.

Abstract: A foamer pump for dispensing foam has a simple construction and utilizes a single piston to reduce the volume of both a fluid chamber and an air chamber. A portion of the actuating mechanism helps to unseat a check valve at the outlet of the fluid chamber. The foamer pump has a fluid chamber, and an outlet of the fluid chamber is connected to a mixing chamber. An air chamber has an air channel that connects the air chamber to ambient air in a first position and to the mixing chamber in a second position. A piston causes the volume of the air chamber and the liquid chamber each to be reduced, forcing air from the air chamber and foamable fluid from the liquid chamber into the mixing chamber where they blend to form an air/liquid mixture.

Abstract: A fluid dispenser comprising two reservoirs (R1, R2), two pumps (P1, P2), and two pushers (B1, B2), namely a first pusher (B1) for actuating a first pump (P1) that is connected to a first reservoir (R1) containing a first fluid (F1), and a second pusher (B2) for actuating a second pump (P2) that is connected to a second reservoir (R2) containing a second fluid (F2), the dispenser further comprising a third pusher (B3) for dispensing a mixture of the first and second fluids (F1, F2), the first fluid (F1) being dispensed through a first dispenser orifice (O1), and the second fluid (F2) being dispensed through a second dispenser orifice (O2), the fluid dispenser being characterized in that the mixture of the two fluids (F1, F2) is dispensed through a third dispenser orifice (O3) that is formed by the third pusher (B3).

Abstract: An aerosol spray device comprising a pressurized or pressurizable container and a spray discharge assembly mounted on the container. The spray discharge assembly comprises a valve stem moveable from a first limit position to a second limit position to effect spray discharge from the device, a spray outlet region having an outlet orifice from which fluid from the container is discharged, and a flow conduit for supplying fluid from the container to the spray outlet region. The flow conduit has at least one first inlet for liquid from the container and at least one second inlet at the same distance along the conduit as the first inlet(s) or downstream of the first inlet(s) for propellant gas from a headspace of the container.

Abstract: A device (1) for dispensing charges of a fluid includes a housing (2) provided with a first (3) and a second (4) inlet for a first and a second flow of fluid to flow into the device. First and second fluid communication elements (9, 10) are arranged between the first (3) and second (4) inlets and a first chamber (6). A piston (11) in the first chamber (6) is arranged for keeping the first and the second flows separated. A plunger (13) in a second chamber (14) is arranged for establishing alternately a first charge out of the first flow and a second charge out of the second flow. Third (17), fourth (18) and fifth (19) fluid communication elements arranged between the first and the second chambers and an outlet (20) in cooperation with the piston and the plunger enable alternately dispensing the first and second charges at the outlet.

Abstract: A dispenser for liquid to pasty substances has a pumping chamber and a dispensing tube movable between a rest position and a dispensing position during pumping. In the rest position a covering part connected to the dispenser covers a dispensing opening of the dispensing tube. During pump actuation, at least part of the dispensing tube moves perpendicular to the pumping movement while traversing the movement path of the covering part, which simultaneously moves relative to the dispensing tube. The covering part can be inwardly offset from a dispenser wall part that has a window-like opening associated with the covering part. In the rest position the covering part can be aligned with the opening. In the dispensing position the covering part can at least partially uncover the opening to expose at least part of the dispensing tube in the opening to discharge substance through the opening.

Abstract: A system for use in combining two part preparations, such as bone cement, can include a chamber for intermixing liquid and powder components, a container, a vacuum channel, and a filter. The mixing chamber can be configured to hold a non-liquid, polymer powder component of a bone cement. The container can be configured to hold a liquid component of the bone cement. The vacuum channel can direct a partial vacuum to draw the liquid component from the container into the non-liquid component in the mixing chamber to intermix the components and to thereby provide a settable bone cement.

Abstract: A multi-station liquid mixing and dispensing apparatus. The apparatus includes a housing that defines a first pocket for supporting a first container, a second pocket for supporting a second container, and a third pocket disposed vertically above at least one of the first pocket and the second pocket. The apparatus also includes a first door pivotably coupled to the housing and enclosing the first pocket, and a second door pivotably coupled to the housing and enclosing the second pocket. The apparatus also includes a valve coupled to the housing to control flow of chemical concentrate to at least one of the first container and the second container.

Abstract: A container assembly having a container, a lid having a spout, and a partition to separate the container into multiple subcompartments. The partition has a flexible edge which is in contact with an inner surface of the lid. When the lid rotates about the container, the flexible edge is biased against the lid and is capable of being deformed.

Abstract: Exemplary embodiments of dispensers are disclosed herein. One exemplary dispenser is a soap or sanitizer dispenser. The dispenser includes a housing. A removable and replaceable concentrate container for holding concentrated soap or sanitizer is located within the housing. A concentrate pump is in fluid communication with the concentrate container. A diluent container for holding a liquid is also located within the housing and a diluent pump for pumping the diluent is also included. The dispenser includes a mixing chamber in fluid communication with the concentrate pump and the diluent pump. The dispenser includes an outlet. When concentrated soap or sanitizer is pumped from the concentrate container, it mixes with diluent pumped from the diluent container to form a diluted mixture. The diluted mixture is dispensed at the outlet of the dispenser.

Abstract: The invention relates to a dispensing module for two liquid products, comprising: a first chamber (20) having a first wall, said first chamber having a first opening; a first piston (61) which can be displaced whilst resting on the wall of the first chamber; a second piston (64) which can be displaced whilst resting on a wall of the second chamber, and coupling means (62) for coupling both pistons whilst the product is being dispensed are provided. According to the invention, in order to prevent functional dysfunctions in the event of a distortion of the shape of container and to freely select the shape of the container, said dispensing module comprises a second chamber, the wall of which can be displaced whilst resting on the second piston, said second chamber comprising a second opening. This is achieved by virtue of the fact that the distortion of the container no longer leads to functional dysfunctions of the dispensing module. Also, the outer shape of the container can be freely selected.

Abstract: The present disclosure is drawn to a multi-chamber container for storing and mixing fluids. The container can include a first chamber configured to contain a first liquid composition as well as a second chamber configured to contain a second liquid composition. A barrier can be operable to retain the first liquid composition within the first chamber. The multi-chamber container can further include a dispenser including a nozzle and an extraction tube for extracting fluid from the second chamber as well as a guide channel associated with the first chamber. The guide channel can be configured to guide the extraction tube into the second chamber such that the dispenser contacts the barrier in order to facilitate removal or reconfiguration of the barrier. Thus, the first liquid composition is allowed to contact the second liquid composition.

Abstract: A system and method for mixing and dispensing two substances are provided. The system includes: a first substance a first container for containing a first substance, a second container for containing a second substance, a feeding tube, and a pumping system connected to the first container, the second container, and the feeding tube; wherein the system comprises at least three modes of operation: combining the first and second substances into one combined substance, mixing the combined substance, and dispensing the mixed substance; and wherein the pumping system is adapted to perform the at least three modes of operation and dispense the mixed substance to the feeding tube.

Abstract: A apparatus for delivering a predetermined quantity of content from a pressurized container includes a dispensing assembly which sits on the container and connects with an upper portion of a valve stem of the valve assembly, wherein the dispensing assembly includes a) an actuator cap having a discharge passage, which is open or obstructed and wherein the actuator cap acts as a metering chamber in combination with b) an adaptor which fits inside the cap and also snuggly engages the valve stem. The cap fits snuggly over the adjuster to define a metering chamber which depending on its position can close off the metered chamber or open it to the dispensing conduit\nozzle. When the cap is depressed it pushes down on the adjuster which depresses the valve. The chamber fills, but nothing is released until the upstroke.

Abstract: A multi-compartment syringe apparatus (500) for in-situ mixing of a plurality of products before use, the apparatus comprising: a tube; a hollowed flexible plunger (530); a one way filter piston (514), connected to the plunger (530), the piston confining a first compartment (502) at a side of a needle (540) of the apparatus, and a second compartment (510) at a side of the plunger, wherein the filter allowing passage of content only form the first compartment to the second compartment (510); a first product (506), stored in the first compartment (502); a second product (508), stored in a first breakable container (504) disposed in the plunger (530); thereby the second product (508) mixes with the first product (506); and the mixed products are then pushed out of the apparatus, through the needle (540).

Abstract: A storage and dispensing system for viscous fluids using a single aerosol container having a multi-valve body wherein the valves are activated by a single actuator and viscous materials are kept separate until used. The system may use multiple collapsible bags, a barrier liner, a dip tube, and an omnidirectional valve. Novel mounting cups lacking conventional central pedestal portions are disclosed. New domes for containers are disclosed which eliminate the need for mounting cups. New static mixing devices are disclosed. The devices are made up of static mixing components and static dispensing components. New filling machines for aerosol containers are disclosed. The filling machines contain a plurality of conduits for the separate viscous materials. Filling heads having nozzles depress the actuators of the containers and fill the containers.

Abstract: An extrusion device for compound-containing containers, including a receiving chamber for the container, a piston rod which is displaceable relative to the receiving chamber and further including an extrusion mechanism having an advancing mechanism for advancing the piston rod. A wiper element is provided which has a wiper edge facing the piston rod.

Abstract: A reconstitution device (10) for mixing a first component (70) with a second component (72) wherein there are provided first and seconds housings (12, 14) which are engageable together, a conduit (28) having an internal passageway (30) having a dispensing end and an inlet end, first, second and third plungers (52, 54) mounted in said internal passageway (30), first and second compartments (70, 72) being defined by the plungers, a shearing channel (32) formed in a side wall of conduit (28) to permit mixing of contents located in the first and second compartments (74, 76), a plunger rod (58) to cause initial mixing of the first and second components (70, 72), and a spring member (48) biasing against the moveable member (42).

Abstract: A multi-compartmented dispensing system for dispensing fluids from multiple compartments of a single container is provided. The container comprises a main housing having multiple reservoirs, each configured to store a different fluid. The dispensing system further includes a spray head, which is removably coupled to the main housing, and includes a pump and a nozzle in a fluid flow path. The spray head is switched between each of the reservoirs to allow a user to select one of the reservoirs, and dispense a fluid from the selected reservoir.

Abstract: Exemplary embodiments of dispensing systems for dispensing mixtures of multiple liquids, refill units and pumps for such refill units and dispensers are disclosed herein. One refill unit includes a first container and a second container. The refill unit includes a first pump chamber that is associated with the first container and a second pump chamber that is associated with the second container. The first and second pump chambers include a liquid inlet valve and a liquid outlet valve. Expanding the first and second pump chambers draws liquid into the first and second pump chambers through the liquid inlet valves and compressing the first and second pump chambers forces liquid through the liquid outlet valves into a mixing chamber located downstream of the liquid outlet valves. The mixing chamber is formed at least in part by a flexible membrane. The refill unit also includes an outlet nozzle for dispensing the mixture.

Abstract: A device 10 for selectively dispensing ones of multiple fluids, preferably cleaning agents, is disclosed. The device includes a reservoir 50 that holds a diluent “D” therein and a housing 20 that includes a main body segment 22 and a head segment 26. A container assembly 100 may be held between the main body and head segments 22, 26. The container assembly may include at least one container body 105, 110, 112, 114, 116. Each container body 105, 110, 112, 114, 116 houses a concentrate “C,” for example, a concentrated form of a cleaning or other agent therein. The diluent “D” and concentrates “C” are kept separate from each other, whereby no end use product is stored in the device 10. Instead, end use product is mixed on demand during dispensation.

Abstract: The inventive system and method advantageously enable superior preserved storage, preservation, and management of selective dispensation of beverages (e.g., wine), by storing the beverages in a pressurized environment to ensure that the stored beverage does not come into contact with air, and then by selectively dispensing a portion of the stored beverage, in accordance with a desired dispensing regime (which may be configured and controlled locally, remotely, and/or via a computerized system), by utilizing a controlled source of pressure force to apply a sufficient pressure to the pressurized environment to expel the desired volume of the beverage in a pressurized stream directed to a remote dispensing/pouring interface (for example located in a desired area of a bar, restaurant, or other hospitality establishment) through a liquid delivery system.

Abstract: Dispensing systems facilitates formation and dispensation of a use solution from a solid concentrate. The dispensing system may include a cartridge attached to a spray bottle or other dispensing apparatus. The cartridge defines a reservoir configured to store a solid product concentrate. A diluent, such as water, is placed in a fluid reservoir of the dispensing apparatus. Activation of a dispensing mechanism, such as a trigger, creates a vacuum in the cartridge reservoir, opening a valve and drawing diluent from the fluid reservoir into the cartridge reservoir and onto the solid product. The flow of diluent onto the solid product causes a portion of the solid product to be dissolved, eroded, and/or otherwise mixed with the diluent to form a use solution. Actuation of the dispense mechanism may further draw the use solution from the cartridge reservoir and dispense the use solution through the nozzle.

Abstract: A wall mounted dispenser for dispensing a mixture of water and liquid chemicals which may be used as a separate dispenser or in combination with other like dispensers. The dispenser of this invention includes several backflow preventers to ensure that the water supply will not become contaminated during backflow problems.

Abstract: An apparatus for dosing a fluid flow system with a treatment fluid/chemicals is described. The apparatus includes: a vessel; an inlet pipe and an outlet pipe for coupling to the system so that fluid from the system may flow into the vessel and return into the system to flush chemicals from within the vessel into the system. The vessel has a piston within it and the vessel wall defines a cylinder in which the piston moves under pressure of incoming fluid from a first position at which the vessel contains fluid to be dispensed into the system to a second position corresponding to substantially complete emptying of the vessel. The piston has a bypass passage through or around it that opens when the piston substantially reaches the second position so that fluid from the system may flow passed the piston when the piston is at the second position.

Abstract: A fluid application system includes a diluent reservoir, a chemical container, a sprayer housing, a manifold located in the sprayer housing, and a pump assembly in fluid communication with an outlet of the manifold. The manifold includes a diluent inlet in fluid communication with the diluent reservoir, a chemical inlet in fluid communication with the container, a mixing chamber in fluid communication with the diluent inlet and the chemical inlet and the outlet of the manifold. The pump assembly draws a mixture of the chemical and the diluent from the manifold and sprays the mixture of the chemical and the diluent from the nozzle.

Abstract: A valve assembly in which contents respectively packed in multiple storage parts which cannot be reacted with each other in the middle of passage, an aerosol container equipped with the valve assembly, and an aerosol products are provided. An aerosol container comprises an outer container, two inner bags inserted into the outer container, and valve assembly which closes inner bags and outer container.

Abstract: The syringe contains an outer barrel, a compressible inner barrel threading through a support ring inside the outer barrel, and a plunger sealing the back of the outer barrel. The outer barrel has a hollow cylindrical body with an outer orifice at a front end. Inside the outer orifice, a positioning ring is provided whose circumference is configured with parallel ribs so that a number of channels are formed. The inner barrel has a bellows structure capable of being compressed and stretched along the axial direction. A tubular inner orifice is configured at a front end of the bellows structure. The plunger has a cylindrical shape. On a front side of the plunger, there is an axial chamber in the center surrounded by a push surface. Along the circumference of the plunger, there is at least a circling rib. The syringe could be applied to an ordinary adhesive gun.

Abstract: A bottle including a body portion having a plurality of dividing walls extending from a base portion to a plurality of connection regions; a first chamber for holding a first liquid; a second chamber for holding a second liquid; a third chamber for holding a third liquid; and a removable cap; wherein a height of the plurality of dividing walls is less than an overall height of the body portion and the plurality of connection regions are configured to be a maximum height of the plurality of dividing walls.

Abstract: A device for dispensing a mixture of at least two fluids is disclosed. The device has a plurality of cartridges that each contain a fluid. A flow channel communicates with each cartridge. A valve adjusts a mass flow rate of the fluid drawn from the corresponding cartridge. A manifold has a mixing chamber and a plurality of inlets that each communicate with one of the flow channels. The manifold has a spring and a seal that covers the inlets. A piston is between the seal and the spring. The spring is moveable between an extended position that positions the seal to substantially and simultaneously close the inlets from the flow channels and a compressed position that positions the seal to substantially and simultaneously open the inlets to the flow channels. A dispensing pump communicates with the manifold and draws fluid from each of the cartridges. A nozzle dispenses the mixture.

Abstract: Disclosed is a multi-chamber container with a container housing with at least two chambers arranged one upon the other for receiving product components, and a dosing element which discharges the product components by means of pistons allocated to the chambers and movable along the longitudinal axis of the container. The present invention provides a multi-chamber container which discharges the product components from the chambers in an improved manner. The multi-chamber container according to the present invention has at least one piston which is movably engaged with an element extending along the longitudinal axis of the container.

Abstract: A foam assembly connectable to a liquid container includes a main pump body, a resiliently deformable piston dome, an air chamber, a liquid chamber, a mixing zone and a porous member. The main pump body has an exit nozzle with the porous member therein. The air chamber and the liquid chamber are each defined by the piston dome and the main pump body. The liquid chamber has a liquid inlet valve and a liquid outlet valve. The mixing zone is in flow communication with the air chamber and the liquid chamber. The volume of the air chamber and the liquid chamber are each dependent on the position of piston dome and during an activation stroke the piston moves from the at rest position to the depressed position and responsively the volume of the air chamber and the volume of the liquid chamber are reduced.

Abstract: A mounting member fitted and mounted on an open head portion of an aerosol container 11 having an inner diameter of 1 inch is formed with two or more valve housing mounting portions. The mounting member is fitted and mounted with the middle portion of this mounting member being located at a bead 12 of the opening head portion of the aerosol container 11 in such a manner that the upper portions of aerosol valves project upwardly from the opening head portion. A cover 19 covering the outside of the mounting member is crimped to the outside of the bead 12 in a manner to hold down a stem gasket and two or more aerosol valves are provided in the inch can 11. An aerosol propellant is filled in the aerosol container and an inner bag which can vary capacity of contents liquid filled therein is connected to each of the plurality of aerosol valves.

Abstract: Disclosed is a dispensing apparatus for dispensing a multi-component composition such as an oral care composition. The apparatus comprises a plurality of compartments, each containing a respective component of an composition, an orifice communicating with the plurality of compartments, and a common electrical drive mechanism for simultaneously dispensing the respective components from the plurality of compartments through the orifice. The electrical drive mechanism may comprise a single motor. Each compartment may include a respective piston for extruding a respective component of the composition from the apparatus, the pistons of the plurality of compartments being driven by a common gear mechanism coupled to the motor.

Abstract: A powder dispensing apparatus is disclosed in which the apparatus includes a drum assembly 2. The drum assembly includes a support portion 10 and a foil 14 which are linearly movable relative to one another. The foil 14 has a plurality of through-apertures 25, and the support portion 10 includes a corresponding number of apertures 20. The base of each aperture 20 in the support portion is closed off by a piston 24. The apertures 25, 20 are aligned at a filling position where powder can fill a compartment. The foil 14 is then translated relative to the support portion 10 in order to close the compartments. The drum 2 can be rotated through 180° to a dispensing position. The foil 14 is moved so that the apertures 25, 20 are aligned and the pistons 24 can be used to dispense powder into a receptacle.

Abstract: A lubricant additive dispensing apparatus comprising a base providing a manifold distribution to present lubricant to a series of dispensing chambers. The dispensing chambers are fabricated having a porous sidewall formed in a tubular shape. Additive is stored within a reservoir formed by the tubular shape. A delivery piston is provided proximate and in fluid communication with the manifold. The lubricant applies pressure to the delivery piston. The delivery piston applies pressure to the stored additive. The pressure forces a small volume of additive to pass through the porous sidewall, blending the additive with the flowing lubricant. The reservoir can be formed between an outer tubular member and an inner tubular member. Lubricant can pass through an interior of the inner tubular member, exiting a flow discharge port located proximate an end cap assembled to a distal end of the reservoir.

Abstract: Pumps with housing and a diaphragms located within the housing are disclosed herein. A diaphragm connected to an actuator separates the housing into a first chamber and a second chamber. Each chamber includes a one-way inlet valve and a one-way outlet valve. Movement of the actuator in a first direction causes the volume of the first chamber to contract and causes the first fluid to be expelled from the first chamber while causing the volume of the second chamber to expand and draw in the second fluid through the second one-way inlet valve. Movement of the actuator in the second direction has the opposite effect causing the first fluid to be drain to the first chamber and the second fluid to be expelled through the second one-way outlet valve. The first and second fluid combine in a mixing chamber and form a foam, which is expelled at an outlet.

Abstract: A valve for distributing two fluids contained in a rigid flask by propulsion, the first fluid contained in a first flexible pouch, and the second fluid in the flask so as to be isolated from the first fluid before the fluid leaves through the valve. When the valve is placed on the flask, an internal part of the valve is inside the flask, an external part of the valve is outside the flask. A first passage which can be closed connects the inside of the first pouch and the space surrounding the external part of the valve, and a second passage which can also be closed connects the space intended to receive the second fluid and the space surrounding the external part of the valve. The valve has a second flexible pouch for receiving the second fluid, which is fixed to the valve and placed around the first pouch.

Abstract: Foam dispensers having a housing and an air compressor connected to the housing are disclosed herein. The air compressor releasably mates with a refill unit. The refill includes a container and liquid pump housing. The liquid pump housing includes: a liquid reservoir; an inlet valve; an outlet valve; an air inlet opening through the liquid pump housing; a foaming screen; and a foam dispensing nozzle secured to the liquid pump housing. The liquid pump housing is configured to releasably mate with an air compressor that is not part of the refill unit but is secured to a foam pump dispenser housing, and the refill unit is configured to be removed from the foam dispenser without removing the air compressor from the foam dispenser.

Abstract: A container is disclosed which segregates at least two types of seed during storage and blends the at least two types of seed together when emptied from the container. The container has a first compartment and a second compartment, the first compartment storing a first type of seed and the second compartment storing a second type of seed. A method is disclosed for blending at least two types of seed together.

Abstract: The present application relates to a foaming soap dispenser. The soap dispenser includes a housing, a liquid storage tank, a pump, a main control assembly and an output assembly. The arrangement of the pump allows for control of the output which prevents the air-liquid mixture from freely back flowing or dripping. The soap dispenser includes a controller configured to reverse the fluid pumping direction of the pump allowing for some liquid provided to the outlet to be returned to the liquid storage tank. Return of some liquid to the liquid storage tank prevents contamination.

Abstract: A liquid dispensing system is provided for automated dispensing of a plurality of liquid reagents into a recreational body of water. The liquid dispensing system includes a cartridge apparatus housing a plurality of liquid reagent containers, each containing a respective liquid reagent. A docking assembly is provided having a dock manifold device, and is releasably coupled to the cartridge apparatus between a first condition and a second condition. In a first condition, the cartridge apparatus can be removably coupled to the docking assembly, while in the second condition, the cartridge apparatus is lockably mounted to the docking assembly in a manner permitting fluid communication from the respective reagent container to respective fluid passages of the manifold device. The dispensing system further includes a dosing engine having a valve manifold device to selectively dispense the liquid reagents into the recreational body of water through a dispensing port.

Abstract: The invention provides a discharging device (1) which is intended for mixing and discharging a product and has a housing (110) with a reservoir (112). An advancement element (120), which can be displaced in the housing (110), has a mixing element (112) for mixing the product. A piston (140) can be displaced in the longitudinal direction relative to the housing (110), in order for the product to be ejected out of the reservoir (112) through an outlet opening. The piston (140) here has an uncoupled state, in which it can be displaced in the longitudinal direction relative to the advancement element (120), and a state in which it is coupled to the advancement element (120), and in which it can be displaced in the longitudinal direction relative to the housing (110) by means of the advancement element (120).

Abstract: A dual action piston type metering device is installed between the color changer of a coating system and its atomizer, the metering cylinder of which includes two input ports with the color changer output ports connected to the atomizer. The dual action piston type metering device enables the alternating operation of the cylinder ranges (A/B-operation) with only one single metering cylinder.

Abstract: An applicator is provided with a volume for receiving one or more disposable or refillable container containing a hair treatment composition. The applicator is provided with opposed arms that are configured such that, when the arms are brought towards each other, the hair treatment composition is dispensed.