Abstract: A dispenser has a body with a variable-volume storage chamber for storing substance, and a dispensing portion defining a dosage chamber in fluid communication with the storage chamber. A first valve includes a valve seat and a flexible valve cover seated thereon defining a normally-closed fluid-tight seam therebetween. The valve cover relative to moves from the valve seat to allow substance through the seam and out of the dispenser. A second valve allows substance from the storage chamber into the dosage chamber and substantially prevents flow from the dosage chamber into the storage chamber. An actuator is manually movable between (i) a first non-actuated position, and (ii) a second actuated position extending into the dosage chamber for compressing a dose of substance therein, dispensing substance through the first valve. The elasticity of the actuator causes it to return to the first non-actuated position upon manually releasing the actuator.

Abstract: A container (1) with a portion dispensing device for dispensing portions of a product from the container. The container has a main reservoir (2) for storage of product. The portion dispensing device comprises a variable volume product chamber (30) and associated restoring means. The variable volume product chamber (30) has a product outlet and an outlet valve (45). The product chamber also has a product inlet in communication with the main reservoir (2) and an inlet valve. The variable volume product chamber (30) has a volume that is reduced upon increased pressurization of product in the main reservoir (2) of the container (1), and that is increased, at when the increased pressurization of product in the main reservoir (2) of the container (1) is removed. The inlet valve (60) closes the product inlet upon increase of pressurization of the product in the main reservoir (2) so that product passes from the chamber via the product outlet.

Abstract: What is being proposed is a lever spray pump for dispensing a cosmetic liquid. The lever spray pump has a flexible section which can be deformed for the pumping of the liquid. The pump has a manually operable actuation element in order to deform the section for pumping. The pump has an air valve for a container associated with the pump. The air valve is embodied in a single piece with the section and is opened automatically upon deformation of the section or operation of the pump. Preferably, the section is pretensioned in the built-in state with non-actuated pump.

Abstract: A dosing apparatus for fluid, in particular pasty, substances such as toothpaste, liquid soap, mustard, etc., comprises a pump which has a filling nozzle which forms a suction opening of the pump in order to pump the pasty substance out of a container. An adapter has an inlet opening and an outlet opening for connecting a neck or an opening of the container to the filling nozzle of the pump. The outlet opening can be connected to the suction opening. The apparatus includes a two-part adapter housing where the upper part can be substituted for using different sized and shaped containers. The connection between the suction opening of the pump and the outlet opening of the adapter is designed to be releasable. The filling nozzle is formed coaxially to the adapter.

Abstract: A Dispenser of fluid product includes a ring nut (2) able to be associated with a container of a fluid product and a dispensing head (7), substantially hollow and coaxially slidable relative to the ring nut. The dispensing head includes a dosing chamber (13) positioned inside the dispensing head, a dispensing nozzle (11) to allow escape of the fluid product. The dispensing head further includes a deformable membrane (14) fastened to the ring nut and a top wall (9) facing the membrane and defining the dosing chamber in combination with the membrane; the top wall being movable between a first position, distal from the ring nut, in which a volume of the dosing chamber is greatest and the dosing chamber is isolated and at least in part filled with fluid product, and a second position, proximal to the ring nut, in which the volume of the dosing chamber is smallest.

Abstract: A shut-off system for a dispenser includes a pinch member that moves relative to a guide and which is normally biased against a flexible outlet tube that is disposed therebetween. The flexible outlet tube that carries material, such as soap, supplied from a pump to an outlet nozzle. The pump and the pinch member are in operative engagement with an actuator, such that when the actuator is not engaged, the pinch member closes the outlet tube to prevent residual material retained in the outlet tube from flowing or drooling out of the outlet nozzle. Correspondingly, when the actuator is engaged, the pump is compressed, and the pinch member is moved away from the outlet tube, allowing the material to be pumped through the outlet tube and dispensed from the outlet nozzle.

Abstract: A flexible pouch and valve assembly is provided for aseptically storing a substance, dispensing multiple portions of the stored substance therefrom, and maintaining substance remaining in the pouch in an aseptic condition sealed with respect to ambient atmosphere. The flexible pouch and valve assembly are receivable within a relatively rigid housing, and are adapted to cooperate with a pump for pumping discrete portions of substance from the pouch and through the one-way valve to dispense the substance therefrom. The assembly comprises a flexible pouch defining therein a variable-volume storage chamber sealed with respect to the ambient atmosphere for aseptically storing therein multiple portions of the substance. A one-way valve of the assembly includes a valve body defining an axially-extending valve seat and at least one flow aperture extending through the valve body and/or the valve seat.

Abstract: A package including a fitment for holding a liquid therein to dispense the liquid and the fitment itself. The fitment is a metering dispensing valve arranged to be secured to a flexible bag for selectively dispensing a metered quantity of the liquid therefrom. It includes a piercing member for piercing through the bag to provide access to the interior of the bag and a compressible bulb having a reservoir in it. The dispensing valve also includes an inlet valve to the reservoir and an outlet valve from the reservoir. The bulb is arranged to be compressed and then released to enable a metered amount of the liquid to be drawn into a reservoir. The bulb can then be compressed again to dispense the metered amount of liquid from the reservoir through the outlet valve to the outlet.

Abstract: A dispenser for flowable material adapted for engagement and for dispensing fluid from either a replaceable piston pump reservoir unit comprising a reservoir bottle and a piston pump or a replaceable peristaltic pump reservoir unit comprising a reservoir bottle and a deformable tube member.

Abstract: A personal device for releasing the aroma of an essential oil includes an inner flexible container received within a rigid outer shell that is open on opposite sides to expose side portions of the inner flexible container. An interior chamber of the flexible container is partially filled with cotton or other fibrous material and a charge of an essential oil that saturates the cotton material. A cap fitted to an open top end of the flexible container includes a flip nozzle with a ball valve. The flip nozzle is operable between a lowered position to close the ball valve and seal the open top of the flexible container closed, and a raised straight up position to open the ball valve and permit release of beneficial aromas of the essential oil from an open end of the nozzle upon squeezing the exposed sides of the flexible container while holding the nozzle below the user's nostrils so that the aromas are released for direct inhalation through the user's nostrils.

Abstract: A compact, nonelectric fluid dispenser for use in controllably dispensing beneficial agents such as propofol and dexmedetomidine hydrochloride to patients. The dispenser includes a fluid flow control assembly that precisely controls the flow of the medicament solution to the patient and embodies a collapsible drug container that can be filled in the field with the beneficial agents to be delivered to the patient. The unit-dose fluid dispenser of the invention is presented in a sterile and aseptic manner, where the drug has been pre-filled in the system, so that the practitioner cannot mistakenly give the wrong drug to the patient. The dispenser uniquely provides a more efficient medicament delivery system for procedure rooms, such as the endoscopy center, so that a greater number of patients can be treated per day at a higher standard of care with increased profits for the healthcare provider.

Abstract: A foam dispenser includes a refill unit and a dispenser housing. The refill unit carries foamable liquid and provides a liquid pump portion actuated to advance foamable liquid through the dispenser. The dispenser housing provides an air pump portion actuated to advance air through the dispenser. The air pump portion communicates with the liquid pump portion when the refill unit is properly placed in the housing. The liquid pump portion includes a piston housing that reciprocally receives a piston assembly to define a collapsible liquid chamber. Similarly, the air pump portion includes a piston housing that reciprocally receives a piston assembly to define a collapsible air chamber. Upon actuation of the dispenser, both the liquid chamber and the air chamber collapse and thereby feed air and liquid to an extrusion chamber, and extrude the mixture of air and liquid therein through a premix chamber and at least one mesh screen.

Abstract: A dispenser includes a pump that, upon actuation, progresses through a discrete dispense cycle to dispense a discrete dose of product. The dispenser further includes an actuating mechanism serving to actuate the pump, and a dispenser controller that controls operation of the actuation mechanism. The discrete dose is less than a desired dose. When the dispenser controller receives a single dispense request, the dispenser controller causes the actuating mechanism to actuate the pump through multiple discrete dispense cycles so as to dispense multiple discrete doses to achieve a dispensing of the desired dose.

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 dispensing device for a preferably cosmetic liquid as well as a method for the manufacture thereof are proposed. A lasting and tight joining of two materials is achieved while allowing for simple manufacture by pretreating the surface of the first material by means of plasma treatment or irradiation in a desired joining area in order to form radicals there or to break up the polymer chains of the first material, and by then injecting the second material directly against the first material. Another aspect consists in covering the first material with a second material for joining with another material or component.

Abstract: A hanging liquid dispenser is provided that includes a pump and valving for delivering the fluid material when the dispenser is operated by the user in a controlled fashion. The hanging dispenser includes a main body that serves as a fluid reservoir and has an eyelet which is suitable for use in hanging the dispenser from a suitable support. In addition to including the ability to hang, the dispenser preferably includes a pump for metered dosing of the fluid within the dispenser when operation of the pump delivers a controlled volume of the fluid as desired by the user.

Abstract: A dispensing device for liquid media having a housing, a medium reservoir, an outlet opening for dispensing the medium and an inlet opening for intake of air for the purpose of volume equalization in the medium reservoir, wherein a cap is provided that is fittable onto the housing and protects the outlet opening when in the fitted state. The cap closes the inlet opening in gas-tight manner from an environment on the one hand and from the outlet opening on the other hand.

Abstract: A quantitative dropper structure includes a resilient bottle body, a nozzle detachably sealingly connected to a bottle opening of the bottle body, and a transfer mechanism having a flow path formed of a first transfer pipe, a remaining liquid reservoir and a second transfer pipe. The nozzle has a dispensing orifice and a bottom wall formed with a perforation. The first transfer pipe has a first end communicating with the remaining liquid reservoir and a second end downward extending near to a bottom section of the bottle body. The second transfer pipe has a front end passing through the perforation to communicate with the liquid reservoir and a rear end communicating with the remaining liquid reservoir. When compressed, the liquid flows in the flow path into the liquid reservoir. After a predetermined volume of liquid is contained in the liquid reservoir, the liquid is quantitatively dispensed from the dispensing orifice.

Abstract: A soap dispenser has a base and a cover attached to the base by two sets of hinges. A container of soap is housed between the cover and the base and is attached to a liquid or foam dispensing pump. The pump is housed within a mounting device which surrounds the pump and has several diameters and at least one shoulder. In at least one embodiment, the mounting device has a flexible arm that biases the cover to a non-actuated position. The portion of the mounting device farthest from the pump's dispensing orifice and located closest to the soap container is flat in at least one embodiment on two opposite surfaces, which assists in orienting the pump correctly. As the portion is not circular, it must be oriented correctly. In at least one embodiment, as the cover is depressed, the pump actuates to dispense foam or soap.

Abstract: A powder packaging includes space for containing powder, an outlet opening for the powder, and a dosing device positioned on the outlet opening, the powder dosing device including a dosing body having a first closing part, a second closing part and a dosing chamber between the closing parts. The dosing body is movable between a filling position in which the dosing chamber is accessible for powder in the powder containing space and the second closing part closes off the outlet opening, and a dosing position in which the first closing part closes off the outlet opening and the dosing chamber allows powder to leave the dosing chamber and thus to exit the powder containing space.

Abstract: The invention relates to a dispensing device for dispensing a cosmetic liquid, the device having an elastic or flexible pump section. A dispensing device is provided having a compact and simple structure that is easy to use and operate such that the dispensing direction is generally different from the direction of actuation. A widening receiving area may be provided for the dispensed liquid that adjoins the outlet such that the liquid can be removed or extracted manually. The receiving area is preferably shell-shaped and open towards the top.

Abstract: An apparatus including a fluid reservoir and a compressible metering chamber including a first end coupled to the fluid reservoir and a second end. The apparatus further including a valve coupled to the second end of the metering chamber and a nozzle coupled to the valve. A system including linearly translatable cartridge mounting assembly having a plurality of fluid dispensing cartridge mounting stations and a plurality of fluid dispensing cartridges mounted to respective fluid dispensing cartridge mounting stations. The system further including a plurality of compression assemblies coupled to respective fluid dispensing cartridges and a receiving assembly positioned beneath the mounting assembly. A method includes positioning a fluid dispensing cartridge comprising a fluid reservoir and a metering chamber over a sample retaining member, applying a compressive force to the metering chamber to eject a predetermined amount of fluid and removing the compressive force to refill the metering chamber.

Abstract: A dispensing device for a preferably cosmetic liquid as well as a method for the manufacture thereof are proposed. A lasting and tight joining of two materials is achieved while allowing for simple manufacture by pretreating the surface of the first material by means of plasma treatment or irradiation in a desired joining area in order to form radicals there or to break up the polymer chains of the first material, and by then injecting the second material directly against the first material. Another aspect consists in covering the first material with a second material for joining with another material or component.

Abstract: An apparatus for extracting the contents from a refill pouch comprises a holding member for holding the pouch with its extraction port facing downward, and a pump attached to the extraction port of the pouch. The pump has a pump body defining a housing space having an inlet opening and an outlet opening, an inlet-side valve which communicates with the extraction port to open and close the inlet opening so that the contents can be introduced into the housing space from the pouch, and an outlet-side valve to open and close the outlet opening so that the contents in the housing space can be discharged through a nozzle that communicates with the outlet-side valve. The pump wall portion is constituted by a resiliently compressible, restorable and flexible material so that the contents in the housing space can be extracted through the nozzle by manually squeezing the pump wall portion thereby pressurizing the housing space.

Abstract: A disposable concentrate pump for use with a liquid reservoir, with the actuating solenoid mounted in the dispenser. The pump has a body with flexible walls, a top-cap, a seal-base and a nozzle, with a seal-rod extending from the top-cap to the nozzle, stretching the flexible walls of the body and creating a net restoring force on the seal-base. A seal-head on the seal-rod seals a central opening in the seal-head when pressed against a side of the seal-head by the net restoring force. Reciprocally moving the seal-head parallel to an axis of the pump body operates the pump.

Abstract: A hand operated fluid dispenser comprised of a sealed flexible reservoir chamber containing a fluid, a channel capable of blockage by finger pressure applied to a specific position, a flexible pump chamber drawing fluid from the reservoir via this channel, and a pump cycled by external finger pressure applied to a layered array of the channel and pump chamber. This class of simple, inexpensive, disposable dispensers is particularly useful in packaging cosmetics, foodstuffs, and healthcare products. As pocketable dispensers they are popular for conveniently dispensing small amounts of stored viscous liquids easily damaged when exposure to the atmosphere, a condition where sealed reservoirs coupled with airless pumps work together successfully preventing product contamination, deterioration and loss.

Abstract: A fluid dispenser including a backplate and a flexible cover fixedly secured to the backplate. A refill unit including a product reservoir and a pump is positioned within the dispenser and is carried by the backplate. The flexible cover is adapted to flex or deform when pressed by a user to actuate the pump, thereby alleviating the need for separate actuating members or pivoting of the cover.

Abstract: A foam pump including a diaphragm made of a flexible material defining a mixing chamber and having an inlet and an outlet. An inlet passageway, having a one-way valve therein, is in fluid communication with a reservoir containing a foamable liquid and the inlet. The inlet passageway includes an air inlet and associated one-way valve. The pump includes an outlet passageway, having a one-way valve therein, in fluid communication with the outlet. The foam pump includes an electric motor. that drives a motor driven element to collapse and expand the diaphragm. Expansion of the diaphragm creates a vacuum causing foamable liquid and air to flow into the mixing chamber. Collapsing of the diaphragm causes the liquid and air mixture to be forced out as foam.

Abstract: A bellow actuated pump may be attached to a pouch using a pouch fitment integrated with a base of the pump or to which the pump may be attached, wherein the pouch fitment includes one or more curved wings and each of the wings has one or more weld ribs wherein at least two weld ribs cross to provide a contact for sealing with a pouch.

Abstract: A fluid dispenser having a fluid reservoir (1) provided with an opening (13), a dispenser member (2) provided with a fluid outlet (24), a fastener ring (3) for fastening the dispenser member (2) on the opening (13) of the reservoir (1), and a dispenser head (4) mounted on the outlet (24) of the dispenser member (2). The head includes a dispenser orifice (43) and a pressing surface (44) to actuate the dispenser member (2). The head (4) also includes a fluid-collection dish (45) in which the fluid from the dispenser orifice (43) is collected before being taken by the user, and a peripheral skirt (46) secured to the ring (3) and/or to the reservoir (1). The skirt (46) is connected to the dish (45), to the pressing surface (44), and to the orifice (43) via a deformable flexible zone (47). The deformable zone (47) surrounds the dish (45), the pressing surface (44), and the dispenser orifice (43).

Abstract: A manual pump fluid dispenser has a base (112) and a dispensing cap (114) with a dispenser outlet (144?) mounted to the base. Insert (116) is mounted between the base and the cap to define at least one pump chamber (122, 123). The insert engages with the base to define an inlet through which a liquid can be drawn into the at least one pump chamber from a liquid source. The insert has a central core (176) and a resiliently flexible upper diaphragm member (184) projecting upwardly and radially outwardly from the core for contact with the cap to define the at least one pump chamber. The insert is movable between an initial resiliently biased configuration in which the volume of the at least one pump chamber (122, 123) is at a maximum and a deformed configuration in which the volume of the at least one pump chamber is at a minimum, in the deformed configuration, the upper diaphragm (184) is at least partially folded down about itself and/or the core. Other aspects of the dispenser are described and claimed.

Abstract: An inverted dispenser for a squeezable bottle is provided. The dispenser includes an outer portion having a frusto-conical body with a cavity extending therethrough. A lip extends circumferentially around the frusto-conical body. The dispenser also includes an inner portion having a cylindrical faceplate that includes a spout extending axially from a center of the faceplate. The inner portion is positioned within the outer portion such that the inner portion faceplate is positioned within the outer portion lip. The inner portion is further positioned such that the spout is in fluid communication with the cavity extending through the outer portion. In one embodiment, the inverted dispenser is formed with the outer portion and the inner portion molded as a single piece.

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 dispenser for viscous liquids effectuates sequential operations by hydrostatic pressure on an assembly of two pistons separated from each other in a cylinder by a separation spring. When the piston assembly is embedded in material to be dispensed, the space between the pistons fills with material to be dispensed. Pressuring the reservoir by squeezing it or by the addition of pressurized gas, forces the piston assembly down the cylinder at the end of which is an opening from which material in the piston assembly can escape. One of the pistons moves toward the other end by pressure from the reservoir, causing material in the piston assembly to be dispensed. The volume inside the piston assembly defines and limits the volume of material that can be dispensed.

Abstract: A powder packaging includes space for containing powder, an outlet opening for the powder, and a dosing device positioned on the outlet opening, the powder dosing device including a dosing body having a first closing part, a second closing part and a dosing chamber between the closing parts. The dosing body is movable between a filling position in which the dosing chamber is accessible for powder in the powder containing space and the second closing part closes off the outlet opening, and a dosing position in which the first closing part closes off the outlet opening and the dosing chamber allows powder to leave the dosing chamber and thus to exit the powder containing space.

Abstract: A liquid dispensing device includes a storage container having an opening and dome pump assembly attached thereto substantially over the opening for metered dispensing. The dome pump assembly is integrally formed with a dome button, top portion extension and valve to facilitate manufacture and reduce costs of the pump while improving performance thereof. The valve is employed to pull liquid from the storage container into the dome for metering. An exit passageway formed from the extension and container wall serves as an output valve. The user squeezes the dome and the opposite side of the container pouch concurrently to seal the flapper valve to urge liquid out through the exit passageway for actual dispensing.

Abstract: A dispenser has a body with a variable-volume storage chamber for storing substance, and a dispensing portion defining a dosage chamber in fluid communication with the storage chamber. A first valve includes a valve seat and a flexible valve cover seated thereon defining a normally-closed fluid-tight seam therebetween. The valve cover relative to moves from the valve seat to allow substance through the seam and out of the dispenser. A second valve allows substance from the storage chamber into the dosage chamber and substantially prevents flow from the dosage chamber into the storage chamber. An actuator is manually movable between (i) a first non-actuated position, and (ii) a second actuated position extending into the dosage chamber for compressing a dose of substance therein, dispensing substance through the first valve. The elasticity of the actuator causes it to return to the first non-actuated position upon manually releasing the actuator.

Abstract: A hydration device includes a bag having a water outlet frame connected thereto an outlet connector is connected to the water outlet frame. The outlet connector is connected with a first end of a hose and a second end of the hose is connected to a first end of a mixing unit. A second end of the mixing unit is connected with a mouth piece unit or a two-way switch. The mixing unit is made of flexible material and has a room defined therein. An inner tube is located in the room and connected between a one-way inlet valve and a moisture-water mixing valve. The two-way switch includes a hose mount, a main part, a sealing unit and a release unit, wherein the user can have water directly from the sealing unit and the water can be dispensed to share with others by operation of the release unit.

Abstract: A dual dispenser for dispensing both air freshener and soap. A method of facilitating replacement of a supply of air freshener every time a supply of soap is replaced, including the steps of providing a supply of air freshener, providing a supply of soap and joining the supply of soap and the supply of air freshener. A method of packaging a supply unit including providing a supply of soap and a supply of air freshener and connecting the supply of soap and the supply of air freshener in a manner such that when the supply of soap is removed from a dispenser, the supply of air freshener is removed from the dispenser as well. A supply unit for the dual dispenser including a receptacle, a supply of soap within the receptacle, and a supply of air freshener connected to or secured within the receptacle.

Abstract: A method of dispensing a fluid comprises providing a container made from flexible material and having an outer surface, a first opening and an interior fluid storage region therein. The method further comprises providing a volume of fluid within interior fluid storage region and providing a flexible metering housing, having a metering chamber therein with a predetermined volume, disposed in fluid communication with interior fluid storage region. The method further comprises providing an intake valve disposed between container and flexible metering housing permitting unidirectional fluid flow from interior fluid storage region into metering chamber. The method further comprises providing an exit port in fluid communication with container with an output valve disposed between exit port and metering chamber, depressing and releasing flexible metering housing, and filling the metering chamber with a volume of fluid by vacuum force in an amount by the volume of the metering chamber.

Abstract: A fluid dispenser member (1) for associating with a fluid reservoir (2) so as to form a fluid dispenser, the member (1) including a body (11) via which the dispenser member is mounted in stationary manner on a mounting part (3), the body (11) defining a housing (113) for receiving another component element (13) of the dispenser member. The housing (113) includes a movable portion (115) that is displaceable from an initial configuration in which the housing is open, to a final configuration in which the housing is closed on the component element (13) while the dispenser member (1) is being mounted in the mounting part (3).

Abstract: A cartridge for an appliance for personal care, such as skin, dental or hair treatment includes a main body, a dispensing structure for dispensing a substance, such as a liquid, a paste or a gel, and a cartridge detachably connected to the main body. The cartridge bounds a reservoir space for holding the substance to be dispensed and includes a flexible wall part bounding the reservoir space for allowing reservoir space volume to accommodate to a volume of the substance filled therein and volumes of the substance dispensed therefrom; a rigid wall part also bounding the reservoir space, and a rigid housing. The flexible wall part is connected to the rigid housing along a contour of the rigid wall part.

Abstract: The present invention provides a dispenser for dispensing a fluid which has an anti-drip feature. To achieve this anti-drip feature, the dispenser is provided with a suck back mechanism which is separate and independent from a pump in the dispenser. The suck back mechanism uses a resilient member capable of storing fluid.

Abstract: A device for dispensing a liquid-to-pasty product to be placed at the open end of a rigid container and consisting of a manual metering pump for dispensing a predetermined amount of the product to be dispensed, includes a base member to be placed on the container, a push button provided with a dispensing spout capable of acting, when pumped, against an intermediate bellows comprising an opening/closing device provided at the upper end of the bellows, characterized in that the push button is combined with a cylindrical chamber directed towards the inside of the bellows and extending inside the bellows so as to form a dead volume with a predetermined value inside same and to accordingly reduce the available air volume, thereby improving the compression rate when pumped.

Abstract: A flexible pouch and valve assembly is provided for aseptically storing a substance, dispensing multiple portions of the stored substance therefrom, and maintaining substance remaining in the pouch in an aseptic condition sealed with respect to ambient atmosphere. The flexible pouch and valve assembly are receivable within a relatively rigid housing, and are adapted to cooperate with a pump for pumping discrete portions of substance from the pouch and through the one-way valve to dispense the substance therefrom. The assembly comprises a flexible pouch defining therein a variable-volume storage chamber sealed with respect to the ambient atmosphere for aseptically storing therein multiple portions of the substance. A one-way valve of the assembly includes a valve body defining an axially-extending valve seat and at least one flow aperture extending through the valve body and/or the valve seat.

Abstract: A fluid dispenser is provided that includes a multiple chamber fluid storage region, each having a dispensing pump of its own such that the dispenser can dispense the fluids from within the multiple fluid storage regions. Further, the multiple fluid storage regions may each contain the same or different liquids. The dispensing pumps include a metering housing, which when depressed, generate a one-way flow from the interior fluid storage region of the container that serves to fill the predetermined volume of the chamber within the metering housing. When the metering housing is depressed a second time a substantially equal volume of each of the fluids is dispensed from the container, while upon release, the metering housings are refilled by drawing fluids from their respective fluid storage regions. The fluids are mixed in the exit port as they are dispensed from the metering pumps.

Abstract: A liquid dispensing device includes a storage container and dome pump mechanism attached thereto for metered dispensing. A one-way valve is employed to pull liquid from the storage container into the dome for metering. An exit passageway serves as an output valve. Each time the dome pump housing is depressed, a substantially equal volume of fluid is dispensed from the container. To prevent accidental dispensing, the one-way valve in the dome pump remains normally open and unsealed to allow backflow of liquid back into the storage container pouch when pressure is placed on the dome. The user squeezes the dome and base plate together to seal the one-way valve to urge liquid out through the exit port for actual dispensing. The dome pump is integrally formed with a top portion of the exit pathway. Optionally, the base plate and bottom portion of the exit pathway are also integrally formed to facilitate manufacture and reduce costs of the pump while improving performance thereof.

Abstract: A volumetric fluid dispensing device can include a fluid reservoir having at least one flexible wall and a dispensing reservoir oriented above the fluid reservoir. The dispensing reservoir can have an overflow return fluidly connected to the fluid reservoir such that the dispensing reservoir holds a measured volume of fluid. A reservoir conduit can be fluidly connected to the fluid reservoir and the dispensing reservoir to allow excess fluid to return from the overflow to the fluid reservoir. A dispensing conduit can also be fluidly connected to the dispensing reservoir to allow fluid to exit the dispensing reservoir. A mechanical wall actuator can be operatively associated with the walls for controllably flexing at least a portion of the walls sufficient to force fluid from the fluid reservoir to the dispensing reservoir via the reservoir conduit.

Abstract: A liquid dispensing device includes a storage container having an opening and dome pump assembly attached thereto substantially over the opening for metered dispensing. The dome pump assembly is integrally formed with a dome button, top portion extension and valve to facilitate manufacture and reduce costs of the pump while improving performance thereof. The valve is employed to pull liquid from the storage container into the dome for metering. An exit passageway formed from the extension and container wall serves as an output valve. The user squeezes the dome and the opposite side of the container pouch con-currently to seal the flapper valve to urge liquid out through the exit passageway for actual dispensing.

Abstract: A drive characteristic and durability of a liquid supply device having a flexible pump member such as a bellows are improved. A drive pump in the liquid supply device has a bellows as the pump member that is elastically deformed axially by a drive rod. A drive pump chamber and a communication chamber are formed by the bellows and the housing, and the communication chamber and the drive pump chamber are partitioned by the orifice member. At a drive operation time of the drive rod, the through hole is blocked by the valve member, and a liquid flows in between the communication chamber and the drive pump chamber via a communication gap formed between the orifice member and an inner circumferential face of the housing.