Abstract: An insulated container is provided with a lid having a push-button trigger mechanism that operates both a shutter for a drinking orifice and a vent seal for a vent opening. The trigger has an actuation stroke. The vent seal is initially actuated during a first portion of the actuation stroke of the trigger to transition the vent seal from the closed position to the open position, and the shutter is initially actuated during a second portion of the actuation stroke of the trigger to transition the shutter from the closed position to the open position. Further, the shutter remains in the closed position during the initiation of the first portion of the actuation stroke of the trigger.

Abstract: A fluid container including a container having an opening and a spout assembly connected to the opening. The spout assembly is connectable to the opening. The spout assembly includes a cap, first and second tubular portions, and at least one corrugated portion. The cap is securable so as to substantially cover the opening. The first tubular portion is connected to the cap. The at least one corrugated portion is fluidically coupled between the first tubular portion and the second tubular portion. The second tubular portion being insertable into the first tubular portion.

Abstract: A nozzle assembly for a portable fuel can has the following. A cap provision for generally sealing vapors inside a contained volume inside the combined nozzle assembly and portable fuel can. A spout to dispense liquid fuel. A main valve for the liquid fuel which automatically closes in the absence of manual operation. A manual operator for manually and selectively opening the main valve. Porting providing vacuum venting whereby gases are admitted into the contained volume as the liquid fuel level pours out of the can, whereby the vacuum venting allows for gaseous exchange between the can as liquid fuel empties therefrom and the target container liquid-fuel fills in and flushes out gases due to the rising fuel level therein. Wherein the vacuum venting comprising and intake port disposed to provide automatic overflow cutoff. At least one over-pressurization relief break, and at least one under-pressurization relief break.

Abstract: The pouring spout includes a first tube detachably connectable to a liquid-storage container, a second tube slideably connected to the first tube, and a liquid outlet duct and an air inlet duct. The liquid outlet duct and the air inlet duct can be both selectively opened and closed by a spring-biased valve system. The air inlet duct, when the valve system is moved from a closed position to an opened position, is initially made in fluid communication with the liquid-storage container only either simultaneously with the liquid outlet duct or immediately after the liquid outlet duct is initially made in fluid communication with the liquid-storage container. This arrangement prevents the liquid from filling the air inlet duct when the liquid is poured using the pouring spout. It also minimizes evaporation and permeability of the liquid on internal surfaces inside the pouring spout.

Abstract: The present invention is methods and devices for encouraging, educating, entertaining, and or motivating children to brush their teeth. In preferred embodiments of the invention, one or more characters are used, each with its own look and personality. The characters are used in a variety of forms and media as the shape of functional devices, advertising, education and entertainment. The characters may also be animated. The characters and their images, associated slogans and brand name may be used on a line of merchandise. The invention in a preferred embodiment includes a toothpaste dispenser or a toy in the shape of one of the characters. The toothpaste dispenser or toy, in a preferred embodiment, is able to talk to, play a song or otherwise communicate with the child to give entertaining, educational or motivating messages to the child regarding brushing their teeth. The invention in another embodiment includes one or more of the characters in the form of finger and or hand puppets.

Abstract: An applicator device for applying a surface treatment to create a solid surface including a storage vessel for carrying the treatment comprising two parallel sides connected by four elongated sides, an opening on a first elongated side of the vessel that permits ingress and egress of the treatment, and a pouring spout attached to the opening in the first elongated side of the vessel. The spout includes a first section proximal to the vessel that is angled with respect to the first elongated side of the vessel, and a distal end of the spout angled from the first section to be perpendicular to the first elongated side of the vessel. The distal end includes a plurality of openings to distribute the treatment.

Abstract: A very compact, stopper style pourer that can be inserted in a wide range of container neck sizes. The above mentioned end stopper is multifunctional, combining pouring, aeration, provision for preservation and capping in an integrated innovative design. The pourer is equipped with an internal aeration system, based on the Venturi principle, a non-protruding, non-drip spout, built inside the stopper, an access opening for a preserving gas supply, a telescopic extension in the container that regulates the aeration and improves the preserving gas usage. The stopper is also fitted with a hinged lid that has a co molded seal and lock, to provide a positive capping. The front face of the lid is suitable in size to carry any logo/marking, similar to any wine container cork-sleeve.

Abstract: A container dispensing device is provided having a storage mode and a dispensing mode. A pouring spout includes threaded first and second ends and functions at all times inside both a draw sleeve having a corresponding interior engaging mechanism. The draw sleeve is positioned directly above an exterior threaded upper extension of the first cap, which remains attached at all times to the container by a first engaging mechanism. A second cap is provided to cover the second end of the spout and secure the spout to the first cap. To convert the dispensing device from the storage mode to the dispensing mode, a user unscrews the second cap from the first cap, draws the spout from the container, and tightens the draw sleeve to engage the threaded first end of the spout with the corresponding interior engaging mechanism of the draw sleeve.

Abstract: A system for dispensing solvents removes the need for storing solvents in multitudes of small containers or containers which are not suitable for storing the solvents for a long duration. The system minimizes laboratory space requirements for the storage and handling of solvents. The system minimizes waste generation. With the system for dispensing solvents, the solvents are stored properly and are able to be dispensed in small quantities for use as needed. The system for dispensing solvents also includes leak detection, a spill tray, a fume hood and other precautionary measures to ensure a safe handling environment.

Abstract: A tap with a dosing chamber for dosing liquids, in particular for dosing high and medium density liquids, including a body equipped with a connecting part to a container of liquid to be delivered through a liquid delivering passage and a valve that opens and closes the liquid delivering passage with an elastic button that actuates the valve and an air circulating tank in order to vent the liquid container when liquid is dispensed.

Abstract: A flexible pouring spout of segmented tubing having an internally threaded adapter cap at one end for connecting with a threaded neck of a fluid container, and an externally threaded terminal end which is adapted to connecting with the adapter cap thereby enabling the device to form a loop of itself. Thus, the interior of the spout remains clean even if it has a sticky or oily substance thereon, and any fluid within the device is retained therein. Also provided is a sealable air inlet valve for allowing air to be drawn into the spout when in use to prevent fluid lock in the device and bottle collapse, and to facilitate rapid and efficient pouring of the fluid from its container.

Abstract: The pouring spout has an inlet tube detachably connectable to a liquid-storage container and an outlet tube slideably connected to the inlet tube. A liquid duct and an air duct are defined into the inlet tube and the outlet tube. A valve system is provided for opening the liquid duct and the air duct when the outlet tube is slideably moved relative to the inlet tube. The liquid duct and the air duct open separately into the liquid-storage container. When pouring, the liquid flows through the liquid duct and air separately enters into the liquid-storage container via the air duct.

Abstract: A device (3) for metering a base liquid and mixing this base liquid with a diluent to prepare a food product, has a connecting portion for connecting it with a container (4) containing the base liquid, the device (3) including: a diluent inlet (71), a mixing chamber (80) for mixing the base liquid with the diluent. An actively controlled air inlet is provided for selectively having ambient air enter the device and guiding it to the container (4). A controller is provided for selectively metering the base liquid into the mixing chamber and for selectively enabling an air flow through the air inlet only during periods when no base liquid is metered into the mixing chamber.

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 wine pouring spout that aerates the wine pouring therethrough comprises a generally tubular construction with a flow path extending along the axis of the spout. The flow path is provided with a Venturi constriction, and a Venturi intake port delivers ambient air to the low pressure zone of the constriction, as is generally known in the prior art. A closure member is pivotally joined to the spout, with a distal end that rotates to seal the spout outlet, and rotates open as the spout is tipped to a pouring position. A filter is removably secured in the proximal end of the bore in the spout to remove sediment from the wine.

Abstract: A liquid dispenser including a container that has an interior adapted to support a fluid. The liquid dispenser includes an air vent that is coupled to the container, and a balloon that is disposed in the container and in fluid communication with the air vent to provide fluid communication between the interior and an exterior of the container. The balloon is movable from an undeployed state to a deployed state in response to a pressure change between the interior and the exterior of the container. The balloon in the undeployed state is incapable of fluid communication between the interior and the exterior of the container, and the balloon in the deployed state has a position in which the balloon establishes fluid communication between the exterior of the container and the interior of the container.

Abstract: A venting spout-extending attachment is an apparatus that is inserted and attached to the spout of a container with fluid. As the fluid is being poured out of the container, the apparatus relieves the vacuum pressure that is created by the outflow of the fluid. The apparatus has a dust-cap, a dust-cap attachment, a transfer tube, and a spout extender. The spout extender attaches the present invention to the spout of the container. The transfer tube is connected the spout extender opposite to the spout and is used to direct the outflow of fluid from the container. The dust-cap is used to prevent small particle from entering the container and the fluid through the present invention. The dust-attachment allows the dust-cap to attach to the opening of the transfer tube. The vent tube allows air to flow into the container to relieve the vacuum pressure.

Abstract: A fluid container including a container having an opening and a spout assembly connected to the opening. The spout assembly includes a discharge passage, an air ingress tube extending through the opening and a one-way valve connected to an end of said air ingress tube. The air ingress tube being configured to be substantially immersed in a fluid in the container as some of the fluid is traveling through the discharge passage.

Abstract: A pour spout including a liquid metering orifice and a reciprocating control valve assembly mounted to prevent “blocked”, “short shot” and “free pour” conditions. The control valve assembly controls a pressure differential to restrain and release a primary flow valve piece. Weight pieces are included at alternative shutter-acting control valve pieces. Other electromechanical and/or electromagnetic and/or permanent magnet control valve assemblies are disclosed. A molded pour spout is also provided having a check ball mounted for reciprocating movement between a plurality of integral ribs that project into a longitudinal flow path. An improved vent assembly is also provided to maintain the pour accuracy with progressively decreasing liquid volume.

Abstract: A one piece elastomeric pour spout is adapted to couple within the neck of a bottle, and has a substantially flat pouring end, whereby when the pour spout is coupled within the neck of a bottle, the pouring end is substantially flush with an annular lip of the neck of the bottle. The bottle may be recapped with original cap without removing the pour spout. The pour spout is further provided with a feature that suppresses dripping from the pour spout at the end of a pour.

Abstract: The fuel delivery system is assembled from a large capacity refillable fuel tank and a refillable pressurized compressed gas or air tank to provide a portable fuel supply system to deliver fuel to a variety of different vehicles and equipment without requiring the use of a manual or powered fuel pump within the system, providing the fuel delivery system without any need for a powered source to dispense fuel from the fuel tank, the compressed gas tank providing a positive pressure within the fuel tank to dispense the fuel from the fuel tank.

Abstract: A wine pouring spout that aerates the wine pouring therethrough comprises a generally tubular construction with a flow path extending along the axis of the spout. The flow path is provided with a Venturi constriction, and a Venturi intake port delivers ambient air to the low pressure zone of the constriction. A separate displacement air intake channel feeds displacement air into the interior of the wine bottle to replace wine discharged from the spout. The Venturi intake port includes a Venturi jet bushing with a jet passage therethrough. The Venturi intake port and the displacement air intake are located within a hooded rectangular housing extending outwardly and provided with a distal air opening. The housing directs ambient air to the Venturi intake port and the displacement air intake; and it catches any wine drops that may escape from the Venturi intake port.

Abstract: A dosing and/or dispensing system for use with a liquid container such as a bottle or the like for dosing and/or dispensing liquid contents from the bottle. The system includes an improved venting means to ensure that the liquid being dosed or dispensed properly and accurately drains. A novel throat plug assembly is provided for insertion into the throat of the bottle. The throat plug assembly is comprised entirely of a recyclable plastic material.

Abstract: An air vent for liquid containers such as baby bottles, flasks, or the like, for containing any liquid easily poured through an upper spout such as a nipple or a hard plastic spout or even a metal spout. The container includes an air vent defined by a system based on the principle of communicating vessels acted upon by equal air pressures, defined by a duct of an adequate diameter placed in a vertical or oblique manner, whose lower end is placed inside and in the bottom of the container, while the upper end defines an external air inlet that is open to external air.

Abstract: A bottle aerator of the type having a venturi tube having a constricted section with a narrower cross-sectional section and a fluid inlet section having a wider cross-sectional section, such that the fluid pressure is lower in the constricted section compared to the pressure in the fluid inlet section, and the fluid speed is higher in the constricted section compared to the fluid speed in the fluid inlet section, which is improved by the constricted section being constructed and arranged so that when the bottle aerator is inserted into a bottle, the constricted section is positioned inside the bottle. The air inlet is provided at or below the constricted section, which allows air from outside the bottle to mix with the fluid as it passes through the constricted section, so that the fluid is aerated while still inside the bottle.

Abstract: A system and bottle for dispensing a fluid product including a device for sampling the product under pressure, the device having a body incorporating a piston for dispensing which is in communication with a plunger tube, the body being provided with a vent hole which is arranged in order to make it possible to offset the volume of product distributed with air, the system further including a tube cover surrounding the plunger tube over at least one portion of its length, the tube cover being associated to the body with a bushing which has an exterior surface around which the upper end of the tube cover is arranged and an interior surface wherein the body is mounted, the interior surface having an orifice which is in communication with the vent hole, the orifice emerging into the interior surface above the exterior surface.

Abstract: A bottle cartridge fits in the neck of a bottle providing liquid flow and venting from the bottle interior when operably connected to a dispenser, and preventing spills or leakages upon any bottle upset. Dual seals are provided; a valve core is operated by connecting the cartridge to a dispenser coupling. Cartridge materials are disclosed.

Abstract: A dust cover is provided for selectively blocking a pour spout nozzle to prevent the entry of insects, dust, or other substances into a container such as a bottle on which the pour spout is mounted. The dust cover can be molded as a single piece composed of any selected fibrous material or non-fibrous material, whether fully or partially biodegradable or not biodegradable.

Abstract: A sealable pourer for mounting on a bottle. The sealable pourer includes a cap to ensure that the pouring nozzle and air tube outlet are sealed, or otherwise closed, when in a first position of the cap and allow free flow of the liquid content of the bottle when in a second position. In one embodiment, the cap is rotated about a symmetry axis of the nozzle to achieve sealing of both the air passage and the pouring nozzle.

Abstract: A dispenser having a container for receiving a volume of food dressing, the dispenser comprising a tube extending between a first end portion having a first opening facing the internal space of the container and a second end portion having a distal end with a second opening facing the atmosphere such that the tube defines a passage between the first and second openings for allowing fluid communication between the internal space of the container and the atmosphere, wherein the tube has a first section extending from the first end portion and a second section ending at the distal end, wherein the passage has a first internal taper along the first section and the second section extends along a curve such that the distal end is generally parallel to the longitudinal axis, and wherein, after pouring, when the dispenser is moved back into an upright position by the user, the food dressing remaining in the passage flows back into the internal space of the container without dripping from the second end portion.

Abstract: An improved pressurizable container and closure. Some embodiments provide an improved sealing arrangement for a pressurized container and closure. Other embodiments provide an improved closure is easier to grasp and/or manipulate. Some embodiments are directed towards a venting assembly for a pressurizable container.

Abstract: A device that attaches to a bottle's neck has a base that secures to the bottle's neck and has two passages that traverse the base. The first passage leads to an enclosure located above the base that holds cooling material and optionally has a conduit that improves the heat exchange between a dispensing liquid and the cooling material retained in the enclosure. The exit passage of the enclosure has in at least one embodiment a valve. The second passage through the base forms a vent line that is located entirely below the enclosure and allows air to flow into the bottle as bottle's contents are dispensed through the first passage.

Abstract: A piston pump in which the piston carries a valve and a control mechanism to change a characteristic of the valve, preferably, its tendency to open. The valve may preferably comprise a disc which extends radially outwardly from the piston to resiliently engage the wall of piston chamber. The control mechanism preferably provides an access port communicating axially through the piston and axially out an opening of the piston chamber. In a preferred embodiment, the control mechanism comprises a bladder with a flexible side wall which can be moved from an inherent uncollapsed position to a different position and which bladder is inherently biased to return to its uncollapsed position.

Abstract: A dispenser for oil and vinegar, the dispenser comprising: (a) an outer container defining an internal space for receiving oil and having a top rim defining an opening; (b) an inner container defining an internal space for receiving vinegar, the inner container being at least partially located within the internal space of the outer container, the inner container having a shoulder projecting outwardly and being located above the top rim of the outer container; (c) a cap having a top wall and a peripheral wall for enclosing the top rim of the outer container and the shoulder of the inner container, the top wall and peripheral wall defining an internal space; (d) a first tube having a bottom end defining a bottom opening facing the internal space of the outer container and a top end defining a top opening opened to the atmosphere, wherein the first tube defines a first passage for allowing fluid communication between the internal space of the outer container and the atmosphere; and (e) a second tube having a bot

Abstract: A vent prevents a vacuum within an inverted container of liquid and eliminates components found in other container vents. The vent utilizes a conical or other shaped venting tube extending from the closure or a reservoir with reservoir extension and an air conduit extending inferiorly from a closure. The closure is either a leak resistant or leak proof seal. The superior aspect of the reservoir contains an inferiorly projecting air conduit, opening at the volumetric center of the reservoir. The reservoir extension projects distally into the container to reach the inferior aspect of the container. The vent provides an airway between the outside and the interior of the container so air freely passes to the distal aspect of the container without contaminating the liquid. Any liquid within the reservoir extension then collects in the reservoir during inversion of the container and then returns to the container when upright.

Abstract: A container, such as a flask, from which a liquid can be poured uninterruptedly employs an air ingress tube which includes a tube attached near one end within the neck of the flask or other container. The tube extends from the neck region of the flask down to near the bottom internal surface of the flask. The tube allows air to flow to the air cavity that is formed when pouring from the flask, resulting in a smooth pour. In addition to the air ingress tube and the flask, a kit may include a specially designed funnel to adjust the tube.

Abstract: An apparatus and method for preparing saline solution and using the saline solution for rinsing nasal passages. The apparatus includes a container (10) having sidewalls and opening for a removable cap (13). The cap has an external tapering hollow nozzle (14). The nozzle (14) is inserted into one end of a flexible tube (21). The other end of the tube (21) is inserted into a hollow removable contoured dispenser tip (23) which is shaped to fit a human nostril comfortably. A thin tubular conduit (19) is attached to the cap by means of a fitting (16) and the conduit extends into the container (10) close to its bottom when the apparatus is fully assembled. A saline solution is prepared by adding iodine free common salt to warm distilled or boiled water in the container. After attaching the cap (13) to the container (10) and inserting the dispenser tip (23) into one nostril, a user bends forward and tilts the head to the side of the other nostril and breaths through open mouth.

Abstract: A manually operated liquid foaming dispenser is attached to the top of a container of liquid and is manually reciprocated to dispense the liquid from the container as a foam. The dispenser includes a liquid pump chamber and an air pump chamber that respectively pump liquid and air under pressure to a discharge passage of the pump where the liquid and air are mixed, generating the foam dispensed from the dispenser. The air pump chamber has a tube valve controlling the discharge of air from the air pump to the discharge passage, and the air pump chamber is charged with air by opening the air pump chamber to the exterior environment of the dispenser.

Abstract: A container dispensing device is provided having a storage mode and a dispensing mode wherein a pouring spout comprising a threaded first end, an angled configured second end, having an exterior engaging mechanism, positioned and functioning at all times inside both a draw sleeve having an interior engaging mechanism, and a first cap opening. Said draw sleeve is positioned directly above an exterior threaded upper extension of said first cap, which remains attached at all times to said container by a first engaging mechanism. The exterior of said draw sleeve, housed inside a second cap, is kept dry in said storage mode, on an upper side by a seal positioned therein, and on a lower side by a multi-functional seal secured to a top edge of said upper extension of said first cap. Conversion of said dispensing device from said storage mode to said dispensing mode, requires handling only a dry exterior surface of said second cap and said draw sleeve.

Abstract: A dispensing apparatus capable of being detachably coupled to a container for dispensing liquid from the container is disclosed. The dispensing apparatus includes a central unit, a pump, a release valve assembly, a pipe, and a nozzle. The central unit is configured to detachably couple with an opening of the container containing the liquid. The pump is configured at a first end portion of the central unit. The pump is operable to generate pressure within the container. The release valve assembly is configured in the central unit. The release valve assembly is capable of controlling a flow of the liquid from the container and dispensing the liquid. The pipe is attached to the release valve assembly. The pipe is capable of carrying the liquid to be dispensed. The nozzle is configured at a second end portion of the central unit and is capable of dispensing the liquid from the pipe.

Abstract: A pour spout including a liquid metering orifice and a reciprocating control valve assembly mounted to prevent “blocked”, “short shot” and “free pour” conditions. The control valve assembly controls a pressure differential to restrain and release a primary flow valve piece. Weight pieces are included at alternative shutter-acting control valve pieces. Other electromechanical and/or electromagnetic and/or permanent magnet control valve assemblies are disclosed. A molded pour spout is also provided having a check ball mounted for reciprocating movement between a plurality of integral ribs that project into a longitudinal flow path. An improved vent assembly is also provided to maintain the pour accuracy with progressively decreasing liquid volume.

Abstract: A pouring device comprising a pourer and a cover. One pourer is attached to an orifice of a bottle having a vertical axis, and has an opening. One cover is attached to the pourer and has two states comprising a closed state in which the cover blocks the opening and an open state in which the opening is unblocked. The pourer is configured to allow pouring the fluid out of the bottle and through the opening sideward in respect to the vertical axis of the bottle.

Abstract: A fluid dispensing system for efficiently rapidly dispensing fluid for a user to drink. The fluid dispensing system generally includes a container including an upper end, a lower end, a cavity and an upper opening, wherein the upper end is opposite the lower end, wherein the upper opening extends within the upper end and wherein the cavity extends from the upper opening of the upper end toward the lower end. A release valve extends within the container, wherein the release valve includes a channel extending through the release valve and wherein the release valve selectively seals the channel.

Abstract: Disclosed herein is a sealable pour spout. The pour spout provides a conduit which allows liquid to leave a bottle and a vent which allows air to enter the bottle and replace the liquid. A cap moves vertically along the conduit which provides fluid communication with the interior of the bottle. When the cap is moved upward, the spout opens. A through hole in the side of the cap also allows fluid communication with the interior of the bottle. When the cap is depressed, a stopper occludes the pour hole and closes the spout. The vent is occluded, in the closed position, by the interior surface of the cap. Therefore, the interior of the bottle is completely sealed when the spout is in the closed position.

Abstract: A one piece elastomeric pour spout is adapted to couple within the neck of a bottle, and has a substantially flat pouring end, whereby when the pour spout is coupled within the neck of a bottle, the pouring end is substantially flush with an annular lip of the neck of the bottle. The bottle may be recapped with original cap without removing the pour spout. The pour spout is further provided with a feature that suppresses dripping from the pour spout at the end of a pour.

Abstract: A closed loop dispensing system for use on a liquid container such as a bottle or the like for dispensing the liquid contents from the bottle. The outlet opening of the bottle is closed by a throat plug assembly having a spring-loaded valve comprised of a plastic material positioned therein which is open when the container cap is mounted on the container, but which automatically closes when the cap is removed from the container. An inlet opening is provided in the container insert so that liquid may be drawn therethrough. A closure cap is mounted on the bottle and has a dispensing tube extending therefrom for dispensing liquid from the container to a mixing machine or the like. A check valve is associated with the cap for preventing backflow from the dispensing tube to the container and for permitting liquid flow from the container to the dispensing tube in response to suction being applied to the dispensing tube.

Abstract: A trigger sprayer is provided with a passive venting system of simplified and inexpensive construction. A gas permeable, liquid impermeable membrane is positioned over a vent opening in the trigger sprayer housing and prevents the leakage of liquid from a container attached to the trigger sprayer, while allowing the venting of air from the exterior of the trigger sprayer to the container interior. The membrane is secured to a vent opening surface of the sprayer housing that is surrounded by a vent side wall that protects the vent membrane.

Abstract: Techniques for dispensing a type of liquid in a specific amount or at a constant flow rate are disclosed. According to one aspect of the present invention, a height difference between an inlet and an outlet is maintained by an adjustable tubing assembly. An overflow assembly is provided to divert any overflow of the liquid from entering a reservoir and keep a specific level of the liquid. A valve is provided to the inlet and can be turned off when a sensor detects that there is an overflow of the liquid in the overflow assembly.

Abstract: The non-vented automatic dispensing cap is generally formed of a body and a retainer cap. The body is threadably secured to a squeezable tube or container. The retainer cap is attached to the body. A pressure chamber is formed between the body and retainer cap. A piston may also form a wall of the pressure chamber. A coil spring or resilient flange holds a valve seated within a dispensing hole extending through the cap. When the tube is squeezed, the product is forced into the pressure chamber expanding the pressure chamber and unseating the valve, thereby allowing product to exit the dispensing opening. Upright, inverted, vented and unvented versions are disclosed.

Abstract: A portable liquid dispenser includes a blow molded housing defining a cavity within the entire interior thereof. A centralized walled aperture is provided to receive an appropriate dispensing pump, the pump being configured to extend outwardly in a usable position and to lock in an inwardly position where the dispensing nozzle of the pump does not extend beyond the sidewalls of the dispenser itself. A fill and relief valve is provided to accommodate rapid filling of the dispenser during a manufacturing process, and to accommodate breathing of the container during the dispensing operation such that the unvented pump does not result in any distortion of the dispenser as the liquid therein is depleted.