Abstract: A dispenser provides measured doses of at least two components using a common pump. Each of the components is stored in its own separate container; each of which is connected to the common piston pump through an inlet valve. A metering device is disposed between the inlet valves and the pump chambers. The metering device is rotatable around an axis and controls the volume of each component disposed by either changing to flow rate of the component through its inlet valve or by changing the stroke length of the piston associated with its inlet valve.

Abstract: A dispensing device dispenses at least two different preparations substantially simultaneously. The device has a delivery element to deliver a first preparation from a package to its surrounding environment when an actuating element, in at least one embodiment a trigger connected to a pump, is actuated. The dispensing device has a connection line between the delivery element and at least one portion cartridge for a second preparation. The portion cartridge is detachably coupled to the dispensing device such that as the actuating element is actuated, the first and second preparations can be simultaneously dispensed.

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: 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: A chemical concentrate reservoir system for use with a hand held trigger sprayer device and a bottle reservoir includes a chemical reservoir for containing a chemical concentrate; a first adapter connected with the chemical reservoir and having a mixing chamber with at least one inlet and an outlet; wherein the bottle reservoir and the chemical reservoir are in fluid communication with the mixing chamber through said at least one inlet; a first valve at the inlet of the mixing chamber for selective control of fluid flow into said mixing chamber; and a fluid conduit connected with the outlet of the mixing chamber and with the hand held trigger sprayer device.

Abstract: A refill cartridge disposable within a spray bottle during usage thereof. The refill cartridge includes a cartridge body defining a cartridge reservoir. The cartridge body includes first and second openings, the second opening being defined by a projection of the cartridge body. A cap is connected to the cartridge body to substantially cover the first opening. The cap includes a cap base having a primary opening. A cap boss is connected to and extends from the cap base and defines a passage concentrically aligned with the primary opening. The refill cartridge additionally includes a plug having a plug body including a plug neck and a flared portion, with the plug neck defining a distal end. The plug is engageable with the cap and the cartridge body and is moveable relative to the cap and cartridge body between a sealing position and a dispensing position.

Abstract: A device for storing, mixing, and dispensing components that has at least one container and a transferor configured to transfer a first, liquid component into a second, powdery component, a dispensing piston configured to dispense mixed materials, a valve assembly arranged between the first, liquid component and the second, powdery component, and a closure element. The first, liquid component and the second, powdery component are located in the at least one container, and the transfer device arranged between the first, liquid component and the second, powdery component is designed as a sealing passage piston. Such a multicomponent syringe has a significantly reduced volume as compared to the multicomponent syringes of the prior art but nevertheless offers a simple and safe handling besides the required safety with regard to separate storage and hygiene.

Abstract: The present invention provides a system featuring a dispenser for providing fluid from multiple reservoirs to an appliance or other suitable device; and a multiple tubing arrangement coupled between the dispenser and the multiple reservoirs of fluid, the multiple tubing arrangement being responsive to a vacuum provided from the dispenser, for drawing the fluid from the multiple reservoirs so as to deplete the multiple reservoirs at relatively equal amounts based on the Venturi effect. The multiple tubing arrangement comprises a primary inlet tube for arranging in a primary reservoir, an auxiliary inlet tube for arranging in an auxiliary reservoir, and a feed connector tube arranged between the primary inlet tube and auxiliary inlet tube. The primary inlet tube is coupled to the auxiliary inlet tube so as to provide a proportional vacuum and siphoning effect. The multiple tubing arrangement siphons and depletes the fluid from the primary reservoir and the auxiliary reservoir based on the Venturi effect.

Abstract: An analytical system and method that enables more efficient transport of movable devices (22) among stations (24, 25, 26). According to one aspect of the invention, the system and method permit operational timesharing of a transport mechanism (34) for the movable devices. According to another aspect of the invention, control of the transport mechanism is effected on an event-driven basis. The invention has particular application to an adaptive, motion and fluids system for automating the sample handling/management process associated with analytical processes and especially bioanalytical processes such as introducing samples into LC and HPLC systems.

Abstract: A refill cartridge disposable within a spray bottle during usage thereof. The refill cartridge includes a cartridge body defining a cartridge reservoir. The cartridge body includes first and second openings, the second opening being defined by a projection of the cartridge body. A cap is connected to the cartridge body to substantially cover the first opening. The cap includes a cap base having a primary opening. A cap boss is connected to and extends from the cap base and defines a passage concentrically aligned with the primary opening. The refill cartridge additionally includes a plug having a plug body including a plug neck and a flared portion, with the plug neck defining a distal end. The plug is engageable with the cap and the cartridge body and is moveable relative to the cap and cartridge body between a sealing position and a dispensing position.

Abstract: A unified assembly of a mounting cup and valve stem assembly for aerosol containers. The mounting cup contains a flat central portion having an inner section extending downward from its periphery. An outer section extends upward from the lower edge of the inner section and abuts the inner section. The inner and outer sections constitute the lower wall. The outer section extends above the flat central portion and ends in a channel which can fit onto the bead of an aerosol container. The flat central portion has at least one hole through it. The valve stem assembly contains a flat circular upper piece having holes corresponding to those in the mounting cup. The holes are the open top ends of chambers for springs and plungers. Valve stems are below the chamber. The lower wall of the mounting cup is crimped to hold the mounting cup to the valve stem assembly.

Abstract: A foam dispenser for dispensing a liquid with a foam consistency includes a container which is constructed and arranged to hold a volume of liquid and a pump assembly which is connected to the container. The pump assembly includes an actuator defining a foam-dispensing outlet, a collar constructed and arranged to connect to a portion of the container, the collar receiving the actuator, a body defining an air chamber and a liquid chamber, a foamer housing received by the actuator and including a mesh screen, an air piston received by the air chamber, a plunger extending through a portion of the air chamber into the liquid chamber, a movable valve pin received by the plunger, an air valve received by the piston and being constructed and arranged to control the flow of replacement air into the air chamber, and a liquid flow control structure received by the body and cooperating with the volume of liquid for controlling the flow of replacement liquid into the liquid chamber.

Abstract: A manual spray dispenser for dispensing a mixture of two compositions comprises a container having a first and second chamber and a single dispensing spray outlet. At least one of the chambers has a separator in the form of a pouch for physically separating the contents of the container from an interior surface of the chamber. One of the first and second chambers contains a first composition and the other contains a second composition. The dispenser further contains a dispensing system for simultaneously dispensing the first composition and the second composition, mixing the two compositions together, and dispensing a mixture of the two compositions from the container under pressure. An aerosol propellant is between the separator and the interior surface of the at least one of the first and second chambers for pressurizing the composition in the pouch for dispensing the contents thereof through the dispensing system under pressure.

Abstract: A trigger operated fluid delivery system for dispensing two different fluids is disclosed. The fluid delivery system includes a first container having a first primary fluid, a fluid inlet conduit in fluid communication with the first container, and a pump for drawing the first fluid through the fluid inlet conduit and into a pump chamber. A fluid discharge conduit is located downstream of the pump chamber. The fluid discharge conduit is in fluid communication with the pump chamber and a discharge orifice. The pump discharges the first fluid from the pump chamber into the fluid discharge conduit. The fluid delivery system also includes a second container having a second fluid, that delivers the second fluid into the fluid discharge conduit. The second fluid mixes with the first fluid when the first fluid is discharged into the fluid discharge conduit such that a mixture of the first fluid and the second fluid is discharged through the discharge orifice.

Abstract: An architecture is presented that dispenses fresh cooking oil. The dispensing device comprises a rack and a vacuum chamber that secures containers of cooking oil in an inverted position. The vacuum chamber allows the cooking oil to drain out of the container and ensures that all oil is completely drained from the container. A metal cap assembly is secured to an opening of the container, allowing the container to be inverted on the rack. The metal cap assembly comprises a vent hole and a metal tube connected to the vent hole that draws air into the inverted container to prevent vacuum levels from building up in the container. A hose transfers cooking oil from the container to the vacuum chamber. And, an exit hose connects to a pumping station and transfers cooking oil from the vacuum chamber to the pumping station and ultimately to a fryer.

Abstract: A system for making custom earpieces is disclosed. The system can include a two-component dispensing container such as a two-component syringe or a two-component squeeze bulb. The two components stored in the two-component dispensing container are kept separate until they are dispensed. The two components can be dispensed into a balloon disposed within the ear canal of a user. The two components can define an earpiece after they are dispensed into the balloon. A mixer mixes the two components as they are dispensed. The balloon can be attached to the two-component dispensing container such that two components enter the balloon after the two components are mixed. In this manner, a more comfortable and effective custom earpiece can be made more safely and more conveniently.

Abstract: Apparatus and methods are provided for selectively dispensing first and second liquids from a bottle. A cap including a first opening is coupled to a mouth of the bottle, and a first valve is coupled to the first opening. The first valve includes a first position, wherein the first liquid may be dispensed from the bottle, and a second position, wherein the first liquid is substantially sealed in the bottle. A container containing a second liquid is coupled to the first opening. The container includes a second opening, and is adapted to be inserted through the mouth into the bottle. A second valve is coupled to the second opening. The second valve is adapted to close when a difference between a pressure inside the container and a pressure outside the container is less than a predetermined amount, and to open when the pressure difference is greater than the predetermined amount, wherein the second liquid may be dispensed from the container when the first valve is in the closed position.

Abstract: Cartridge for a multicomponent mass, has a housing (12) formed as a hollow profile and in which a multi-chamber pouch (13) having a plurality of chambers (14, 15) separated from each other in a longitudinal direction, is arranged and a large-surface connection region for releasably connecting the multi-chamber pouch (13) and the housing (12) and extending along a longitudinal extend of the multi-chamber pouch (13) and at least along a portion of the circumference of the multi-chamber pouch (13).

Abstract: A sprayer has a sprayer outlet and a pressurizable reservoir adapted to contain a fluid. The reservoir has an air-pressure outlet and a reservoir outlet, the reservoir outlet being in fluid connection with the sprayer outlet. Detachable, pressurizable tanks are adapted to contain a chemical, each tank having a chemical outlet and an air-pressure inlet. Each air-pressure inlet is in fluid connection with the air-pressure outlet of the reservoir for equalizing air pressure between the reservoir and each tank. A switch is adjustable between a plurality of settings for causing at least one of the chemical outlets to be in fluid connection with the sprayer outlet. A ratio valve is provided for selecting a fluid flow rate out of the selected outlet. Fluids flowing into the sprayer outlet from the outlets are mixed together prior to discharge from the sprayer outlet.

Abstract: A container (10) for mixing and dispensing material comprises a body (12) having a main chamber (17), a dispensing nozzle (26), a liquid receptacle (16) and a plunger (18). The liquid receptacle (16) has a front portion arranged to break away upon pressure being applied by the plunger (18) so that the plunger (18) can traverse the entire length of the body (12). This enables a charge of material in the main chamber (17) to be entirely dispensed through a frangible wall (22) into the nozzle (26). The container (10) is particularly envisaged for use in mixing and dispensing of dental materials.

Abstract: Apparatus and method for on-board lubrication of a paint pumping piston including a reservoir for lubricant and a lubricant dispensing mechanism for delivering a predetermined repeatable amount of lubricant upon manual actuation of the lubricant dispensing mechanism. In one embodiment, a section of tubing acts as the reservoir, and in another embodiment, the reservoir is formed by a transparent or translucent chamber located adjacent an aperture in a pump housing to enable visual inspection of the level of lubricant in the reservoir. A lubricant delivery piston is actuated by an extension thereof projecting through an aperture in the housing, and a lubricant discharge nozzle is located adjacent the paint pumping piston proximate a bushing supporting the paint pumping piston. A breather valve prevents a vacuum in the reservoir as the lubricant is dispensed.

Abstract: A self-contained mixing and dispensing container having at least two chambers, includes a valving combination of two oppositely installed one-way valves by which fluid may be transferred from one chamber to another by deforming one chamber. One of the valves permits the transfer of fluid and the other valve, communicates with the ambient atmosphere, to permit air into the deformed chamber to replace the removed fluid.

Abstract: A multi-compartment storage and mixing container for separately storing two or more components and for mixing the components in the container immediately before use. The container comprises an outer container and an inner assembly. The inner assembly comprises a plunger assembly comprising a stem and a plurality of spaced apart partitions mounted perpendicularly thereon. The inner assembly is transformable from a first storage position, where two or more separated sealed compartments are defined within the container, to a second mixing position, where there is free communication between all portions within the container.

Abstract: A foam pump including a pump housing with a liquid chamber in fluid communication with a foamable liquid filled container and an air chamber in fluid communication with a high pressure air source through an air inlet. The foam pump also includes a dispensing tube having a wiper seal post with a closed distal end positioned within the pump housing, and an outlet tube with an open distal end positioned outside the pump housing. The wiper seal post includes at least one inlet hole in fluid communication with the liquid chamber, and a check valve near the second open end. The foam pump further includes at least one foam screen in the open end of the outlet tube, a wiper seal slidably positioned around the wiper seal post and in sealing contact with the pump housing and the wiper seal post, and a spring bias to bias the wiper seal in an unactuated position.

Abstract: The machine tool lubrication device comprises connection means grippable automatically by a manipulator of the machine tool, lubricant dispensing means, and dispensing control means operable by the machine tool.

Abstract: A spraying device for multiphase material, comprising: a cylinder, a pair of liquid-conveying pipes, a pair of material-conveying pipes, a nozzle, a pair of switches, at least one pair of storage chambers, a pair of valves, a mixing chamber, and a conveying pump; wherein the conveying pump is connected to the storage chambers via the liquid-conveying pipes, the conveying pump, the switches and the valves control material transmission of the material-conveying pipes, the conveying pump is connected to the mixing chamber via the material-conveying pipes, and the mixing chamber is disposed in front of the nozzle.

Abstract: A method and apparatus for extruding the first fluid capable of foaming through a porous member to produce a first foamed extrudate while simultaneously dispensing a second flowable material preferably containing particulate matter adjacent the first extrudate.

Abstract: A package for containing a product therein. The package comprises plural containers, one disposed inside the other. The outer container allows an inner container to be visible from outside the package. The inner container may also allow product therein to be visible from outside the package as well. If desired, plural inner containers may be utilized in series or in parallel.

Abstract: The present invention relates generally to dispensing system configured for dispensing a food product. The invention also relates to a peristaltic pump that has a pumping member configured to move along a path through a pumping position and a loading position. The pump also includes a motor in drivable association with the pumping member to move the pumping member along the path and a backing member having a surface configured to cooperate with the pumping member to pinch a conduit therebetween when the pumping member engages the conduit to establish peristaltic association in the pumping position to peristaltically pump a fluid therethrough. When the pumping member is in the loading position, the pumping member is disposed to allow the conduit to be received in and removed from a pumping space. The present invention also relates to a method for dispensing a food product using a peristaltic pump.

Abstract: Provided is a two-liquid distributing aerosol device separately storing two types of liquids to be separately stored, wherein the two types of liquids are separately distributed in a valve mechanism and mixed for use immediately before distribution or separately distributed for use without mixing. The device having first and second passages, formed separately from each other, each passage having an independent seal.

Abstract: An aerosol spray dispenser is disclosed that includes an outer housing that is circular, oval, or non-oval and in which an active composition to be dispensed is provided and a closure sleeve housing within the outer housing. An inner receptacle is provided within the closure sleeve housing and within the volume of the outer housing and contains a propellant to be dispensed. The inner housing may be concentrically located within the outer housing. An actuator assembly houses a nozzle that has a venturi constriction. A tube extends within the outer housing to provide the passage of active composition from within the outer housing by the venturi effect. A conduit for the passage of a propellant from the inner receptacle to the nozzle is provided. The propellant and the active composition are mixed and dispensed as a spray at a nozzle by action of the venturi effect.

Abstract: The device for separately storing a substance, such as a medical or pharmaceutical active substance, and a liquid, and for mixing the same prior to use, comprising a first receptacle containing the liquid, a second receptacle that contains the substance and has a bottom to be opened so that the substance passes into the liquid, and comprising a means that can be advanced in order to apply a force to the bottom of the second receptacle such that the bottom is opened, is characterized in that the second receptacle is a blister pack which is mounted inside or on the first receptacle. The substance is thereby sealed within a housing that has a preferably flat bottom and a substantially cup-shaped or blister-shaped upper chamber wall. The flat bottom is torn open in order to release the substance, with the chamber wall being preferably turned upside down through the bottom.

Abstract: A delivery system for dispensing material onto a semiconductor wafer is provided that includes an opening device and a dispensing device. The opening device is operable to open a packet of material. The dispensing device is operable to dispense the material from the packet onto the semiconductor wafer.

Abstract: A trigger operated fluid delivery system for dispensing two different fluids is disclosed. The fluid delivery system includes a first container having a first primary fluid, a fluid inlet conduit in fluid communication with the first container, and a pump for drawing the first fluid through the fluid inlet conduit and into a pump chamber. A fluid discharge conduit is located downstream of the pump chamber. The fluid discharge conduit is in fluid communication with the pump chamber and a discharge orifice. The pump discharges the first fluid from the pump chamber into the fluid discharge conduit. The fluid delivery system also includes a second container having a second fluid, and means for delivering the second fluid into the fluid discharge conduit. The second fluid mixes with the first fluid when the first fluid is discharged into the fluid discharge conduit such that a mixture of the first fluid and the second fluid is discharged through the discharge orifice.

Abstract: A trigger operated fluid delivery system for dispensing two different fluids. The fluid delivery system includes a first container having a first fluid that dispenses to a fluid discharge orifice via a fluid inlet conduit by a pump and pump chamber. The fluid delivery system includes a second container having a second fluid, with a device for delivering the second fluid into the fluid discharge conduit. The two fluids mix in the fluid discharge conduit prior to dispensation through the discharge orifice.

Abstract: The present invention relates to an apparatus (100) for the storing and dispensing of products. In particular, the present invention relates to an apparatus (100) for the storing and dispensing of inter-reactive compounds wherein the inter-reactive compounds are efficiently mixed on extrusion or expulsion.

Abstract: A pressurized package for dispensing product there from through a valve. The valve is attached to the package by a valve cup. The valve cup is plastic, eliminating the need for metallic deformation to maintain pressurization of the container have been propellant therein. This arrangement provides the benefit of less expensive package assembly.

Abstract: A cap assembly mounted on a neck of a container for containing a ingredient different from that in accommodated in a container comprises a cap body having an inner housing formed with a chamber for storage of a secondary ingredient and a working member adapted to open a low end opening of the chamber to allow the secondary ingredient in the chamber of the inner housing to be mixed with a primary ingredient in the container. The mixed ingredients may be discharged through an opening.

Abstract: A reusable, child resistant concentrate cartridge adapted to be supporting between a diluents container for combining at least two separate components of a multi-component system and an associated dispenser is disclosed. The concentrate cartridge is provided with a hollow cylindrical body and a hollow tube with a closure portion. The concentrate cartridge is caused to open by the rotating engagement of a closure cap having a depending hollow cylinder formed thereon on a dispensing sprayer which causes the closure portion of the hollow tube to disengage and release concentrate material into the diluents container.

Abstract: A pumping system for pumping one out of a number of fluids with varying viscosities. The pumping system may include a positive displacement pump and a control for operating the positive displacement pump. The control may include viscosity compensation data. The viscosity compensation data relates to at least one of the fluids such that the control instructs the positive displacement pump to operate based on the viscosity of the fluid.

Abstract: A vacuum controlled valve mechanism providing two separate one-way valves, one for each of a pair of collapsible fluid containing reservoirs with each valve being in an initial sealed condition preventing flow therethrough until by operation of the pump mechanism a threshold vacuum is exceeded and with the threshold vacuum of a first of the valves being greater than the threshold vacuum of the other, second of the valves. When the threshold vacuum of the first valve is exceeded, that first valve separately permits dispensing of fluid from its reservoir under vacuum conditions less than the threshold vacuum of the first valve and the second valve until the first reservoir is substantially empty after which further operation of the pump mechanism creates a vacuum which exceeds the threshold vacuum for the second valve after which the second valve permits dispensing of fluid from the second reservoir.

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: One preferred embodiment of the present invention is directed to a convenient and efficient dispenser that includes at least one container and at least one nozzle for dispersing the contents of the container(s). In one preferred embodiment, first and second nozzles functionally associated with sterilization agent within the container are positioned to disperse the sterilization agent to first and second target points respectively, the first target point being distinct from the second target point. In another preferred embodiment of the present invention, a grid is positioned in front of the nozzle(s) so that a dispersement of sterilization agent from within the container(s) sterilizes the grid(s) when the nozzle(s) are activated. Yet another preferred embodiment of the present invention is directed to a multiple-mist dispenser that includes a dual chamber activation sleeve so that two nozzles are simultaneously actuable by depression of the dual chamber activation sleeve.

Abstract: The invention relates to a hand-operated dispenser (1) for highly viscous to fluid substances with a pumping chamber (17) and with at least one outlet valve (12) and a storage chamber with a feeding piston (5), wherein the dispenser (1) is designed for the output of two different substances, a first substance (4) and a second substance (22). The second substance (22) is brought out by the pressure of the first substance (4). To develop a dispenser of this type for most efficient use, it is proposed that a movable separating body (T) be arranged between the first substance (4) and the second substance (22).

Abstract: A liquid dispenser includes a reservoir for holding a liquid, and a chamber in communication with the reservoir. The chamber receives the liquid, and a micro power source generates electricity for heating the liquid disposed in the chamber. A nozzle is included for releasing the heated liquid from the chamber through an orifice in the nozzle.

Abstract: A method and apparatus for extruding the first fluid capable of foaming through a porous member to produce a first foamed extrudate while simultaneously dispensing a second flowable material preferably containing particulate matter adjacent the first extrudate.

Abstract: A device for storing, mixing, and dispensing components that has at least one container and a transferor configured to transfer a first, liquid component into a second, powdery component, a dispensing piston configured to dispense mixed materials, a valve assembly arranged between the first, liquid component and the second, powdery component, and a closure element. The first, liquid component and the second, powdery component are located in the at least one container, and the transfer device arranged between the first, liquid component and the second, powdery component is designed as a sealing passage piston. Such a multicomponent syringe has a significantly reduced volume as compared to the multicomponent syringes of the prior art but nevertheless offers a simple and safe handling besides the required safety with regard to separate storage and hygiene.

Abstract: A fluid dispenser is disclosed having a storage chamber for storing a liquid, a collection assembly for collecting a portion of liquid, a pump assembly, and a tube extending from within the storage chamber to within the collection chamber through which the portion of liquid is pumped into the collection assembly. The pump assembly includes one or more pump actuators, and the fluid dispenser may have multiple storage chambers, each having a corresponding tube. In addition, the fluid dispenser may have multiple collection chambers. The pump actuators may be, for example, a flexible diaphragm or a trigger-actuated pump mounted on the side of the fluid dispenser The pump mechanism may be incorporated into the capillary, and it may be, for example, a piston pump or any other type of pump known in the art.

Abstract: A fluid dispenser including a first fluid dispenser member associated with a first fluid reservoir, the first member including a first actuating rod mounted to move along a first rod axis between a rest position and an actuated position, and a second fluid dispenser member associated with a second fluid reservoir, the second member including a second actuating rod mounted move along a second rod axis between a rest position and an actuated position, the first rod having a free end pointing in a first direction and a second rod having a second free end pointing in a second direction, the two members being disposed one relative to the other with the first and second rod axes extending parallel and with the first direction being opposite to the second direction, so that one dispenser member is disposed upside down relative to the other dispenser member, the fluid dispenser being characterized in that at least one of the reservoirs is an “airless” reservoir, with its volume decreasing as fluid is extracted theref

Abstract: A multi-compartment spray dispenser with common pressurizer includes a single container divided into four sub-chambers, each of which is separate from each of the other sub-chambers. Each sub-chamber has its own separate outlet. A pumping mechanism is common to the sub-chambers and causes pressurization of the sub-chambers simultaneously. When it is desired to dispense liquid from one of the sub-chambers, a hose connection is coupled to the hose connection on the container, thereby opening a flow path for liquid through a hose connected to the hose connector and a nozzle having an actuating valve. Should flow of liquid slow, it is easy to re-pressurize the sub-chamber through operation of the pumping mechanism.