Abstract: An apparatus includes a housing, a dispensing system disposed in the housing, a spectral measurement device, and a computing system. The computing system includes a control mechanism operatively connected to the dispensing system, the spectral measurement device, a processor, a storage device, an input, and a display.

Abstract: The present invention is directed to a Hair Pigment Dispensing (“HPD”) device that may be connected to the internet and intended for professional hairstylists to prepare their hair color formulations. Hair dying is a process that can take several hours and requires precise measurements, high attention to detail, and informed decision making. Not to mention, hair dying requires a large inventory of products to be readily available to the hairstylist. The present invention aims to decrease errors in product measurement, inventory size, and time spent mixing hair color ingredients to improve the overall experience for both the hairstylist and the client. Furthermore, the present invention provides the advantage of storing data from various client mixtures either locally or within a cloud server so that a customer can receive uniform coloring.

Abstract: A system for recalculating a formula previously used in preparing a mixture made from adding at least two components. The system includes a control system and salon management software. The control system has a processor, a computer-readable memory, and a display. The memory contains software configured to receive a formula defining instructions for blending a hair dye mixture using one or more blending materials and amounts recommended for the hair dye mixture. The salon management software is stored in the computer-readable memory and executed by the control system. The salon management software is in communication with the control system to exchange information on customers and formulas of hair dye mixtures associated with the customers.

Abstract: A discrete dispensed product comprising a first portion; and a second portion at least partially surrounding the first portion provides a premium and distinct appearance to consumers.

Abstract: A fluid control valve for use in a fluid delivery system for delivering fluid to a patient includes a valve body defining an internal chamber, a first inlet port for receiving a first inlet tube, a second inlet port for receiving a second inlet tube, an outlet port, and a sliding valve member slidably disposed in the internal chamber. The first inlet tube defines a first inlet lumen axially aligned with the internal chamber. The second inlet tube defines a second inlet lumen axially aligned with the internal chamber. The sliding valve member includes a first sealing end and second sealing end. The sliding valve member is positionable in a first operating state, a second operating state, and a third operating state based on a flow differential between the first inlet lumen and the second inlet lumen.

Abstract: A method for operating an automated food making apparatus having a motor, actuator arm, and an apparatus. The apparatus may be a paddle with flexible fins. The method rotates the paddle with a pin-shaft mechanism to dispense an ingredient placed in a canister, controls the motor automatically based on weight sensor readings, and locates a position of the actuator arm with position sensors. The same motor dispenses ingredients from a plurality of canisters. The method may have a plurality of paddle rotation and weight measurement steps until a target weight is reached. The plurality of paddle rotation steps may be unidirectional or bidirectional paddle rotation. The paddle may be rotated according to one or more paddle rotation algorithms, an error recovery algorithm, or different algorithms based on the amounts of ingredients remaining in the canister. The paddle may be rocked until the target weight is achieved.

Abstract: Provided according to an aspect of the invention may be an apparatus for manufacturing cosmetic, which includes a housing which forms an outer appearance; an internal phase container which is provided in the housing, and which stores internal phase fluid excluding surfactant; an external phase container which is provided in the housing, and which stores external phase fluid excluding surfactant; a channel unit which generates emulsion by mixing the internal phase fluid provided from the internal phase container and the external fluid provided from the external phase container; and an operative unit which provides external force required to form and discharge emulsion at the channel unit by manipulation of a user.

Abstract: There is provided a conversion device (150) configured to convert a manual liquid supply device (20) into an automated liquid supply device, the conversion device comprising an automated operation portion (51) and a mounting plate (110) made of a resin, the mounting plate including a back surface (110b), a front surface (110a), and a liquid discharging portion opening (111) passed through the front and back surfaces, and the conversion device further comprising spacers (120) configured to be interspersed between the front surface of the mounting plate and the automated operation portion, and configured to create a gap between the front surface and the automated operation portion.

Abstract: A two-component pressurized can having a body, a dome, a valve arranged in the dome, an inwardly curved bottom, an upper chamber and a lower chamber for a first and a second component, which chamber are separated from one another by a separating element, and an opening device which is arranged in the bottom, can be activated from outside and, upon actuation, removes the separation between the chambers for the first and second component, wherein the separating element between the chambers is a piston which is mounted so as to be displaceable in the pressurized can and which has at least one opening closed by a closure element, and the opening device has an opening element which extends through a passage in the bottom and is suitable for separating the closure element from the at least one opening of the piston.

Abstract: A two-component pressurized can having a body, a dome, a valve arranged in the dome, an inwardly curved bottom and an opening device which is arranged in the bottom and can be actuated through the bottom from the outside, in which the can body has a peripheral necking to which there is secured a separating disk which divides the can into a lower chamber and an upper chamber, wherein the separating disk has a central opening which is closed by a closure element, and wherein the opening device can be moved against the closure element via the triggering member in order to detach the closure element from the separating disk.

Abstract: A weighted multitube fluid dispenser designed to allow a user to efficiently dispense fluid stored in a bottle regardless of how they tilt the bottle. The weighted multitube fluid dispenser includes a bottle having an opening at a top end disposed opposite a bottom end and in communication with an interior designed to store liquid therein. A spray head is designed to secure overtop the opening via a rim. A hose extends from the spray head and splits into a plurality of tubes, each tube having an aperture at one end with a weight affixed. The spray head includes a nozzle in communication with the hose, and a trigger in communication with the nozzle. Thus, activating the trigger causes fluid in the bottle to traverse the plurality of tubes and exit through the nozzle, allowing the user to dispense the fluid regardless of how the bottle is tilted.

Abstract: A method for operating an automated food making apparatus having a motor, actuator arm, and an apparatus. The apparatus may be a paddle with flexible fins. The method rotates the paddle with a pin-shaft mechanism to dispense an ingredient placed in a canister, controls the motor automatically based on weight sensor readings, and locates a position of the actuator arm with position sensors. The same motor dispenses ingredients from a plurality of canisters. The method may have a plurality of paddle rotation and weight measurement steps until a target weight is reached. The plurality of paddle rotation steps may be unidirectional or bidirectional paddle rotation. The paddle may be rotated according to one or more paddle rotation algorithms, an error recovery algorithm, or different algorithms based on the amounts of ingredients remaining in the canister. The paddle may be rocked until the target weight is achieved.

Abstract: Disclosed are systems and methods for a mixing device having a mixing chamber bounded by an inner surface of a wall, the wall having a cylindrical outer face and at least one feed duct which ends on one side with an opening in the cylindrical outer surface of the wall and on the other side with an opening in the inner surface of the wall. The mixing device also includes a magazine having a cylindrical inner surface, the cylinder axis of which is coaxial with a cylinder axis of the cylindrical outer surface of the wall, and a multiplicity of ducts. The magazine and wall are movable with respect to one another such that the openings of the multiplicity of ducts in the inner surface of the magazine are each connectable in a medium-conducting manner to the opening of the at least one feed duct in the outer surface of the wall.

Abstract: Methods for creating custom hair formulations include generating a first input set and a second input set, formulating a hair formulation recipe, displaying a predicted hair color on the user input device, and dispensing a hair formulation from a dispenser. The first input set is based upon a plurality of present hair state inputs received by a user input device of a hair formulation system. The second input set is based upon a target hair state input received by the user input device. Formulating the hair formulation recipe includes using a processor of the hair formulation system that is operatively connected to the user input device to formulate the hair formulation recipe based upon the first and the second input sets. The predicted hair color is based upon at least one present hair state inputs and the target hair state input.

Abstract: Injection devices are provided for injecting additives into a refrigeration or air conditioning systems, which include a tubular element defining an inner chamber, the inner chamber having a volume at least equal to the volume of the quantity of additive to be injected. An inlet fitting is attached to a first end of the tubular element; an outlet fitting is attached to a second end of the tubular element. The devices are also provided with an additive inlet port, distinct from the inlet and outlet ducts, fluidically communicating with the inner chamber and configured for removable connection to an additive injection device. The inlet port is engaged by a one-way valve suitable for allowing the passage of the additive only from the injection device to the inner chamber. Kits and methods are also provided.

Abstract: A dose indicating mechanism for a drug delivery device is configured for delivery of a medicament contained in a single medicament cartridge, the medicament comprising at least a first drug and a second drug, wherein the dose indicating mechanism comprises a body, a dose dial component configured to move relative to the body during dose setting and a first dose indicator configured to display a set dose of the medicament, the first drug, or the medicament and the first drug depending on displacement of the dose dial component during the dose setting. In order to provide a user with further information, a second dose indicator is provided that is configured to display a set dose of the second drug during the dose setting. The disclosure is also directed to a respective drug delivery device.

Abstract: A receptacle for mixing different kinds of materials includes an outer receptacle for holding cosmetic contents; a shoulder member of a cylindrical member with the upper and lower portions opened, which is screw-coupled to an upper opening portion of the outer receptacle; a pump coupling member of a disk-shaped member coupled to the inner circumference of the shoulder member, which couples a first pump set and a second pump set side by side; an inner receptacle of a cylindrical member, an upper flange of which is placed between a lower surface of the pump coupling member and an upper surface of the upper opening portion of the outer receptacle, which is partitioned into a first and a second space portions, into which a first and a second pump sets are inserted from the upper part, respectively.

Abstract: Described is a method for the production of a moisture curable composition whereby the reactive end groups of a reactive polymer are reacted with a cross-linking agent for forming a prepolymer, whereby the method is operated in batch mode and the production of the prepolymer occurs in a mixing vessel, characterized in that the reactive polymer and the cross-linking agent, as well as the additional ingredients necessary for the production step in the mixing vessel, are introduced into the closed mixing vessel and react without opening the mixing vessel, and the mixing takes place without opening the mixing vessel, and the product is removed from the mixing vessel without opening the mixing vessel.

Abstract: An additive injection apparatus has a flow manifold with an injection tube configured to communication an additive into the flow manifold. A hopper is connected to the injection tube and will deliver the additive to the injection tube. First and second valves movable between open and closed positions control the flow of additive from the hopper into the injection tube and from the injection tube into the flow manifold.

Abstract: A foam discharging nozzle of the invention is a foam discharging nozzle for a foam discharging device, including: a foam diffusion space to which foam produced by mixing a liquid and a gas is supplied from a foam supply opening located on an upper side; and at least one foam discharging opening formed in a bottom portion of the foam diffusion space. The area of the bottom portion of the foam diffusion space is wider than the area of the foam supply opening. The centroid of the foam discharging opening does not match the centroid of a supply opening projected portion formed by projecting the foam supply opening onto the bottom portion parallel to a central axis of the foam diffusion space.

Abstract: Provided is a simple-structured aerosol nozzle capable of mixing a plurality of contents uniformly and ejecting the same, and moreover leaving only a small amount of contents inside the flow passage after ejection. An aerosol nozzle 100 includes a nozzle lower part 120 that fits with a plurality of stems 103, and a nozzle upper part 110. At least one of an upper abutment surface 122 of the nozzle lower part 120 and a lower abutment surface 112 of the nozzle upper part 110 has a converging groove 126 that forms a plurality of converging passages 131 that connect openings of stem-communicated passages 123 and an opening of a mixing passage 111 when the nozzle lower part 120 and nozzle upper part 110 are fitted with each other.

Abstract: An aerosol valve system for storing and dispensing a one- or multicomponent formulation, comprising a casing (8), at least two valves (1, 1a, 4, 4a), connected to at least a first reservoir (2, 2a) and/or at least a second reservoir (17), respectively, wherein the first valve (1, 1a) comprises a stem (7), an outlet channel (3) for discharging the formulation, and a mixing chamber (3a), and wherein between the at least two valves (1, 1a, 4, 4a) extends a cleaning channel (6, 6a), connecting the second reservoir (17) to the mixing chamber (3a) of the first valve (1, 1a).

Abstract: A multi reservoir dispenser includes a first reservoir for holding a first fluid and a second reservoir for holding a second fluid. The dispenser further includes first pump mechanism that includes a first displaceable plunger and a first plunger cavity that is disposed along a first flow path for receiving the first fluid and a second displaceable plunger and a second plunger cavity for receiving the second fluid. An actuator includes a selector and an actuator that are movable between: (a) a first position in which only the first plunger of the pump mechanism is actuated for discharging only the first fluid through a first orifice of a fluid dispensing manifold by causing the first fluid to flow along a first flow path; and (b) a second position in which only the second plunger of the pump mechanism is actuated for discharging only the second fluid through a second orifice of the fluid dispensing manifold by causing the second fluid to flow along a second flow path.

Abstract: An apparatus (10) for pumping first and second selected sterilizing or cleaning fluids (F1, F) by a user comprising: a first fluid container (12), a second fluid container (12k), a first pump assembly (18), a second pump assembly (18k), the first and second pump assemblies (18, 18k) being interconnected in an arrangement adapted to simultaneously pump the first fluid (F1) through upstream end fluid delivery apertures (22a) and the second fluid (F) through a laterally extending spout (24k) on manual driving of the external device in the downstream direction (D), the first fluid (F1) being delivered to the complementary surface (17s) of an external device (15) separately from the second fluid (F).

Abstract: An automated peritoneal dialysis system and machine configured to perform dextrose mixing are disclosed. An example dialysis machine includes at least one pump, a first dialysate having a first dextrose level placed in fluid communication with the at least one pump, and a second dialysate having a second dextrose level placed in fluid communication with the at least one pump. The example dialysis machine also includes first and second valves placed between the first and second dialysates and the at least one pump. The example dialysis machine further includes a logic implementer programmed to operate the at least one pump and the first and second valves to mix the first and second dialysates so as to form a third dextrose level.

Abstract: The disclosure is directed to a drug delivery device comprising a housing retaining a primary drug delivery assembly and a secondary drug delivery assembly. The secondary drug delivery assembly comprises a secondary dose setting mechanism with a biasing member adapted to reset the secondary dose setting mechanism in a resetting movement. An actuator is movable relative to the housing and comprises a first engagement section configured to engage a second engagement section provided by an actuation collar such that an actuation movement of the actuator is transferred to the actuation collar. A setting element is movable between a first position and a second position and is connected to the secondary dose setting mechanism such that during the resetting movement of the secondary dose setting mechanism, the setting element is moved from the second position into the first position.

Abstract: A container (100) for isolating first and second fluids, such as beverage concentrate components, until dispensing is provided, as well as methods of assembly and dispensing. The container can have first (111) and second (113) enclosed bodies for containing the first and second fluids to be dispensed and an insert (130) directing fluid from the enclosed bodies, such as toward one or more valves or separate discharge paths (148a, 148b).

Abstract: A pump capable of dispensing both a large volume and a small volume of colorant comprises a large reciprocating positive displacement pump having a large reciprocating part, a large pump body and a large pump inlet-outlet opening, characterized in that: a small reciprocating part fixed to the large reciprocating part is disposed in the large pump body; a small pump body is disposed on a base of the large pump body, and provided with a small pump inlet-outlet opening; and the small reciprocating part, the small pump body and the small pump inlet-outlet opening constitute a small reciprocating positive displacement pump.

Abstract: A dispenser for an aerosol container includes: a fixed platen, configured to be fitted to an aerosol container with two stems; a coupling member, provided with two coupling holes, through which contents dispensed from the two stems pass separately; a cover, which includes an inner tubular portion, configured to surround the two coupling holes and define passages for the contents, and an outer tubular portion, configured to cover the mounting cup; and an application member, which includes a dispensing port, through which the contents are dispensed from the inner tubular portion to outside. The cover includes at least one cut-out portion, formed by cutting part of the outer tubular portion, and the coupling member includes at least one first tab portion, configured to be accommodated in the cut-out portion.

Abstract: A metered dose inhaler canister combination includes a canister constructed for containing a pharmaceutical composition, the canister having a canister base, a side wall extending from the canister base, an open end distal from the base and a first cooperating formation arranged at the open end and extending generally distally from the canister base; a shroud having a shroud base and a side wall extending from the shroud base to a waist, the base and side wall defining a vessel constructed to receive the canister therein, the waist defining an aperture of constricted width constructed to receive the canister therethrough, and a second cooperating formation extending generally distally from the waist, wherein the respective first and second cooperating formations adopt an engaged condition in which the canister is retained within the shroud.

Abstract: Disclosed is a solvent dispensing system that includes a plurality of air-operated double diaphragm pumps, which are adapted to couple to a plurality of solvent supply containers, and coupled to a plurality of dispensing nozzles, wherein each air-operated double diaphragm pump is powered by a separate air supply line carrying pressurized air, and is controlled by a separate air directional control valve. The solvent dispensing system further includes a sealing cap device for coupling a solvent container to a solvent supply line. The sealing cap device is adapted to form a seal around a solvent discharge opening in a solvent container. The sealing cap device has a check valve and breather combination and a fitting for coupling the solvent container to a solvent supply line. Also disclosed is a clamping system for pressing the sealing cap device around the solvent discharge opening in the solvent container.

Abstract: A dispensing apparatus is suitable for the reception of a cartridge containing a dispensable medium. A dispensing plunger is configured to be arranged at or in the dispensing apparatus, the dispensing plunger having an end face which acts on the cartridge for a dispensing of the medium out of the cartridge. The dispensing plunger is configured such that the end face, during the dispensing of the medium, has at least a first dispensing cross-section and subsequently has at least a second dispensing cross-section.

Abstract: A frozen food product dispensing machine includes a housing, a freezer barrel, a cover extending over the opening of the freezer barrel, wherein the cover defines a passage fluidly coupled to a food product volume, a spigot disposed within the passage and translatable along a longitudinal axis between a first position and a second position, the spigot including an actuator interface, and an actuator selectively coupled to the spigot by the actuator interface, wherein the spigot prevents a flow of food product through the passage when in the first position and allows the flow of food product through the passage when in the second position, wherein the actuator is configured to selectively move the spigot between the first position and the second position in response to a user input, and wherein the spigot is configured to be selectively decoupled from the actuator by rotating the spigot about the longitudinal axis.

Abstract: It may be one of the aspects of the invention that a drug delivery device for delivery of two or more independently user selectable multiple doses of medicaments contained in separate cartridges of the medicament reservoirs within a single device operatively connected to a single dispense interface which may be operatively connected to a single activation button; It may be another aspect of the invention that unlocking of the user operable variable dose locking mechanism of the drug delivery device may be easily carried out by one hand operation by a lock slider unlock by the user.

Abstract: Anti-dripping system for a beverage dispensing device (100), the device comprising a container compartment (20) where a fluid (1) is stored, an air entry (13) through which air can be provided into the device (100) and a processing compartment (10) where fluid optionally together with air is pumped and possibly foamed, the processing compartment (10) comprising a pumping element (11) for pumping fluid and possibly air and a foaming element (12) for foaming fluid and air; the pumping element (11) comprising two moveable parts with respect to each other arranged in such a way that their relative movement in a certain direction pumps fluid by suction from the container compartment (20) and optionally also air from the air entry (13) respectively into the processing compartment (10); the foaming element (12) comprising at least a movable part and a static part movable with respect to each other, said parts driving the fluid optionally together with air through a gap (123) providing a certain level of shear stress

Abstract: In one embodiment a fluid dispensing apparatus includes a first dispensing bottle configured to dispense a first liquid, a second dispensing bottle configured to dispense a second liquid, an exterior casing. The first dispensing bottle may include a first hollow, tubular internal chamber, a first moveable piston slidably housed within the first internal chamber, a first nozzle housing, and a first nozzle collar mounted on a top end of the first internal chamber and supporting the first nozzle housing. The first nozzle housing may include a first inlet, a first pump assembly, and a first dispensing nozzle. The second dispensing bottle may include a second hollow, tubular internal chamber, a second moveable piston slidably housed within the second internal chamber, a second nozzle housing, and a second nozzle collar mounted on a top end of the second internal chamber and supporting the second nozzle housing.

Abstract: A mobile construction plant includes two sets of low-profile bins: one set containing granular materials and the other set containing powdery materials. Each of the bins is mounted on a weighing mechanism that pre-weighs the contents before mixing. An elongated dual shaft mixer having a small bore diameter is located below the bins. A set of belt conveyors is provided for transporting materials from the granular material bins to the mixer, and a blending auger is provided for transporting materials from the powdered material bins to the mixer. All of the bins, the conveyors, the blending auger, the mixer, and other components are supported on a small footprint frame that can easily be transported to a job site.

Abstract: Apparatuses and methods for delivery of fluid materials, particularly multi-part fluid materials, including modular apparatuses in which various components are maintained separately until ready for use. Each fluid component is maintained in a separate housing until mixing of the fluid components is desired. Maintaining components separately until use allows for proper filling, sterilization, packaging and storing until use.

Abstract: A conveying device at least for conveying a conveying medium, includes at least one first conveying space, with at least one second conveying space, with at least one elastically deformable conveying element which delimits at least the first conveying space, and with at least one third conveying space. The at least the conveying element is embodied in spring-elastic fashion.

Abstract: A medicament delivery device is shown for the administration of one or more drug agents. The device has a priming mode and a drug delivery mode for administering delivery of the one or more drug agents. The device comprises a controller configured to set the device in a priming mode when one or more predetermined states of the device are identified and to disable the drug delivery mode during said predetermined state(s). When states of the device are different from said predetermined states, the controller can set the device in the drug delivery mode. A priming mode may still be enabled through a user interface.

Abstract: Methods of filling bone cavities are provided. The methods use a bone cement mixing and delivery device that includes a shaft extending along an axis from a first end to a second end and including a passageway. The first end includes an adapter having a first opening that is in communication with the passageway. The second end includes a second opening that is in communication with the passageway. The shaft includes a mixing portion between the first and second ends. A connector includes a central portion that that is coupled to the adapter. The central portion includes a channel that is in communication with the first opening. The connector includes first and second ports that extend from the central portion. The first port includes a first lumen that is in communication with the channel. The second port includes a second lumen that is in communication with the channel.

Abstract: A method of actuating a double-action pump assembly with a reciprocating plunger includes signaling the reciprocating plunger to stop for a changeover period; while the pump is stopping, signaling the first inlet and outlet valves to close; while the first inlet and outlet valves are closing, signaling the second inlet and outlet valves to open, such that the second inlet and outlet valves begin to mechanically open at least a dwell period after the first inlet and outlet valves have entirely closed; and signaling the reciprocating plunger to begin moving while the second inlet and outlet valves are closing.

Abstract: A cartridge, including a first member that defines an inner volume and a second member disposed therein, is disposed in a housing. A first reservoir is disposed in the inner volume in a position distal to the second member. The first member is partially disposed in a second reservoir, defined by the housing. The second member is configured to be moved from a first position, in which the first reservoir contains a drug and the second reservoir is fluidically isolated from the inner volume, toward a second position, in which the first reservoir and the second reservoir are in fluid communication with the inner volume, such that the second reservoir receives a volume of the drug from the first reservoir. The first member and the second member are collectively moved relative to the second reservoir to expel the volume of the drug from the second reservoir.

Abstract: A two-liquid discharge container including a container body produced from synthetic resin, a partition wall member which vertically partitions the interior of the container body into a plurality of storage parts, and a valve which is provided with discharge passages that cause the respective storage parts to communicate with the outside, and which seals the container body, wherein contents are filled into the respective storage parts, at least one of the contents is a liquefied gas, and a liquefied gas lies between an undiluted solution filled into the lower storage part and a partition wall part.

Abstract: A trigger head for a dispensing device for at least two substances including a pumping system to compress the substances separately and simultaneously before dispensing.

Abstract: A depositing machine (1) comprising a removable component, a method for inserting the removable component (10) in a machine frame (2) of a depositing machine, a method for removing the removable component (10) from a machine frame (2) of a depositing machine (1), and a kit for retrofitting a depositing machine (1) with the removable component (10). The component (10) is fastened to the machine frame (2) by a substantially horizontally arranged plug-in connection (11), in particular, a bolt connection.

Abstract: A dispenser for applying at least two compositions, the dispenser including at least two reservoirs for storing the at least two compositions separately, at least two pumps for pumping the at least two compositions, which pumps have different strokes, an exit orifice, and an actuator assembly. The difference between the first stroke and the second stroke is accommodated through flexure of a flexing member in the actuator assembly. The first composition includes microcapsules and the second composition includes a volatile solvent.

Abstract: This disclosure is directed to a device and a system for aspirating and dispensing a target analyte, target material, or fluid. A picker may aspirate and dispense the desired material by introducing a pressure gradient. The picker may include a hydraulic fluid to hydraulically couple at least two components, such as a moveable pump component and a cannula.

Abstract: A hemodialysis machine including a cartridge which defines a fluid pathway for delivering a dialysate solution base to a mixing pump, a main body having a platen which, in use, abuts the cartridge, the cartridge having a chassis with a platen side covered by a deformable membrane which, in use, abuts the platen, the chassis and membrane defining the flow path, the flow path including a dialysate base solution pump chamber, the platen having a dialysate base solution pump cavity which, collectively with the dialysate base solution pump chamber, forms a dialysate base solution pump for pumping dialysate base solution to the mixing pump by actuation of the membrane, wherein the volume of the dialysate base solution pump cavity is variable so as to allow a variation in the volume of dialysate base solution pumped from the dialysate base solution pump chamber to the mixing pump chamber on each stroke of the solution pump.

Abstract: A container for dispensing pressurized fluid, such as an aerosol. The container includes a plastic bottle having a top portion, tapered neck, main body and a bottom. The top portion and tapered neck are covered by an adapter collar for providing a safety cover. The adapter collar can further have a valve assembly for dispensing the fluid contained in the bottle. A based cover can be further provided to cover the bottom of the bottle. The bottle, adapter collar and base cover can be covered and secured together, in part, by a sleeve such as a heat shrink sleeve.