Abstract: A drinking attachment assembly allows a user to drink a carbonated beverage more quickly by reintroducing air into a beverage bottle to remove the vacuum from the bottle. The assembly includes a tube having an open upper end and an open lower end. The lower end is configured for positioning within a beverage bottle filled with a carbonated fluid. The upper end is configured for being spaced from the fluid wherein the upper end is in fluid communication with ambient space surrounding the upper end such that air is transferred into the beverage bottle through the upper end. A coupler is attached to the tube. The coupler is configured to releasably couple the tube to a neck of the beverage bottle.

Abstract: The invention is an integrally blow-moulded bag-in-container (2) and preform (1) for making it. The bag-in-container (2) has an inner layer (21) forming the bag and an outer layer (22) forming the container, and a mouth (5) fluidly connecting the volume defined by the bag to the atmosphere. The container further has at least one interface vent (3) fluidly connecting the interface (14) between inner and outer layers to the atmosphere, wherein the at least one vent (3) runs parallel to the interface between inner and outer layers (21) (22) and opens to the atmosphere at a location (4) adjacent to, and oriented coaxially with the bag-in-container's mouth (5). Processes for manufacturing a preform and a bag-in-container as defined above are defined too.

Abstract: Baby bottles can have a single container, or two containers to create a space for thermal isolation, as selected by the user. The baby bottle can be vented to allow air to enter the bottle through a passageway as liquid is removed. A filter and one-way valve can be provided in the passageway. The passageway can be formed by radially aligning a vent opening in a top cap with a vent opening in a nipple flange, or by providing a channel in the top cap which is always in radial alignment with both the top cap vent opening and the flange vent opening.

Abstract: The invention is an integrally blow-moulded bag-in-container (2) obtainable by blow-moulding an injection moulded multi-layer preform (1). The bag-in-container (2) includes an inner layer (21) forming the bag and an outer layer (22) forming the container, and a single opening (5), the mouth, fluidly connecting the volume defined by the bag (21) to the atmosphere. The container further includes at least one interface vent (3) fluidly connecting the interface between inner and outer layers to the atmosphere, wherein the bag (21) is anchored to the outer layer (22) at at least one point (7) remote from the single opening (5) and interface vent (3). The invention also relates to a process and a mould for the production of the blow-moulded bag-in-container (2).

Abstract: The container produced in a coextrusion-type blow molding process, which consists of a substantially rigid outer container and an easily deformable inner bag, with the inner bag being closed by a bottom weld seam when excess material is squeezed off at the bottom of a blow mold, and said bottom weld seam being clamped in a likewise closed bottom weld seam of the outer container, at least one pressure compensating opening being formed on both sides of the bottom weld seam, and all pressure compensating openings being formed at points of the outer container that are offset in the circumferential direction from the intersection lines of a plane extending through the bottom weld seam and through the longitudinal center axis of the container with the circumferential wall of the outer container and of the inner bag so that the inner bag contracts only from two sides when the container contents is dispensed, is characterized in that the wall thickness of the inner bag is greater in the area of the intersection lines

Abstract: The present invention provides a chemical container or system for storing and dispensing chemicals, and in particular liquid chemicals such as fuels and the like. The chemical container has a first container portion for storing the chemical itself, and a second container portion with a vapor filter for receiving, containing, and filtering or adsorbing gases or vapors that are associated with the chemical and which may be vented from the first container portion. This dual-chamber system avoids buildup of excessive vapor pressures inside of the containers, but filters any vented gases so that noxious or undesirable vapors are not emitted into the surrounding environment. In some embodiments, the second container portion covers only a portion of the first container portion, while in other embodiments, a second container completely surrounds a first container.

Abstract: A tamper-evident package with pressurized contents which includes a closure and associated container which cooperate to provide desired tamper-evidence upon initial removal of the closure from the container, while promoting convenient and comfortable removal and use by consumers.

Abstract: A fluid dispenser is described that includes a dispenser, a cap, and an insert. The dispenser is flexible and includes a body portion and a cylindrical mouth portion extending from the body portion. The mouth portion has an opening defining a lip. The cap is operable to engage the mouth portion of the dispenser, said cap has an aperture therethrough operable to dispense a fluid stored within the dispenser. The insert is sized for placement within the opening, between the mouth portion and the cap and includes a substantially solid plug having a first and a second axial hole therethrough, a first reed valve operably attached to the plug to close the first axial hole from an outside of the dispenser, and a second reed valve operably attached to the plug to close the second axial hole from an inside of the dispenser.

Abstract: A container lid includes a conventional main or pour opening and a vent opening spaced from the main opening. A vent score defines the shape of the vent opening, and a vent panel covers the vent opening. The vent panel has a raised convex shape. The lower surface of the tab handle includes a protruding portion, seen as a concave shaped element when viewed from above the container lid. The protruding portion of the tab handle can be aligned with the vent panel so application of a downward force on the tab handle transfers force to the vent panel and breaks the vent score. The shapes of the vent panel and concave element of the tab handle can be adjusted for selective and controlled force transfer to create the vent opening.

Abstract: A secondary container assembly includes a skirt configured to securely and removably engage the rim of a beverage can. The secondary container includes a secondary compartment holding a secondary liquid. A primary flow channel extends through the secondary container to provide a fluid flow path from the open beverage can to an outlet of the secondary container. A plurality of mixing apertures provide fluid communication ports between the secondary compartment and the primary flow channel, allowing the secondary liquid to mix with beverage from the can in the primary flow channel. A vent tube prevents a vacuum from forming that would otherwise impede flow of the secondary liquid into the primary flow channel. A removable seal covers the outlet and mixing ports. A threaded lid holds the seal in place.

Abstract: A container includes a container body defining a container cavity, the container includes a container top configured to create at least two container openings via at least partial depression of at least two container portions into the cavity defined by the container body.

Abstract: A liquid supply assembly is disclosed. The liquid supply assembly may be used in combination with a spraying device or spray gun to apply liquid to a substrate. The liquid supply assembly is particularly suitable for use in systems utilizing pressurized liquid containers.

Abstract: Disclosed is an improved container including a container body defining a container cavity, the improved container including a container top configured to create at least two container openings via at least at least partial depression of at least two container portions into the cavity defined by the container body.

Abstract: A venting liner is connectable in fluid communication between a closure and an interior of a device for venting gas from the interior into the ambient atmosphere. The venting liner has an outer foam layer defining an inner surface and an outer surface, a plurality of fluid-flow apertures spaced relative to each other, extending between the inner and outer surfaces, and forming substantially vertical fluid-flow paths through the outer layer, and a plurality of relatively raised portions extending outwardly relative to the outer surface adjacent to respective fluid-flow apertures. A plurality of the relatively raised portions are engageable with the closure, define a substantially horizontal, tortuous fluid-flow path between the outer surface and the closure, and are in fluid communication with a plurality of fluid-flow apertures for venting gas flowing substantially vertically through the fluid-flow aperture(s) and, in turn, substantially horizontally between the outer surface and the closure.

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 nursing bottle formed of a small volume container, incorporating a venting tube that extends to dissipate pressure at all times. The nursing bottle may have a cylindrical shape or other configuration that prevents formula placed therein from blocking the venting tube when held at any angle. The venting tube extends distally from the insert portion, operatively associated with a collar that holds the vent structures and the nipple to the neck of the container. The vent opens at the volumetric center of the reservoir above the venting tube. Alternatively, the venting tube has a conical shape of decreasing diameter distally toward the center of the bottom to dissipate the pressure that may cause leakage from the bottle.

Abstract: A process for producing a container comprising an outer container, an inner bag disposed therein and a pressure equalisation opening disposed in the outer container, and a container produced according to this process, is described, wherein a pre-moulding, comprising two coaxial tubes, is first produced by co-extrusion with the help of a blow mould and with an outwardly-projecting base seam being formed. The process forms a pressure equalisation opening in the outer container without endangering the integrity of the container, wherein a lower wastage rate and higher productivity are achieved. To do this, the base seam is partially cut off and a force which acts in the direction of the seam is introduced into the pre-moulding, which has a temperature of 40 degrees C. to 70 degrees C., which force breaks open and plastically deforms the base seam so that a pressure equalisation opening is formed in the base area.

Abstract: An improved bottle assembly consisting of a container 1100, a vent unit 1200, a nipple 1300, and collar 1400, wherein the vent unit 1200 geometry allows air to enter the assembly to prevent development of a partial vacuum, yet will not allow liquid to escape through said vent unit when assembly is rotated into a horizontal or inverted position during use.

Abstract: A container for dispensing a fluid with no contraction/expansion “glug, glug” effect has a cover forming a sealed top with a pouring spout on top of the cover and at least one elongated handle on top of the cover. The elongated handle extends longitudinally away from the pouring spout and has a distant end coupled to a vacuum manifold formed under the cover as a void space distant from the pouring spout and above fluid within the fluid tight container. A pouring spout has a circular aperture leading into the fluid tight container. The circular aperture has a central axis; the circular aperture is bordered by a peripheral circular sealing surface that extends radially away from the aperture. An air vent opening is positioned on the circular aperture's highest radial central position on the circular sealing surface.

Abstract: The invention concerns a vent cap for oil tanks of machines and motor equipment, comprising a cup (1), equipped with means of engagement (4) with the seat of the tank filler, and a lid (12) mounted on the cup and which snaps thereon. Between the cup (1) and the lid (12) there is a gap allowing the vapor outflow from the tank to the outer environment or viceversa. According to the invention, said lid (12) comprises two cylindrical diaphragms (12b, 12c), concentric to the cap axis and which, in cooperation with the cup (1), form labyrinth means for the flow of vapors and air. Cup (1) also carries a guide (7) supporting a level rod (8), consisting of a central, cylindrical main body (7b), wherefrom ribs (7a) for anchoring to the cup (1) depart. Guide (7) extends, at the top, into two flexible flaps (7c), provided with means of engagement (10) of the rod (8).

Abstract: An air inlet is mounted in a baby bottle and has a valve and an air-inlet tube. The valve has a body, an outer ring and an inner ring. The body has a chamber, multiple separating blocks and multiple liquid channels. The separating blocks are formed on the body and each has a vent. The liquid channels are formed through the body between the separating blocks and communicate with the chamber. The outer ring is formed around the chamber to separate the chamber and the vents. The inner ring is formed on an inner end of the body around the vents and has multiple air inlets. The air-inlet tube is mounted detachably on the inner ring of the valve. Therefore, liquid flows through the liquid channels and the chamber, but air flows through the air inlets and the vents to the air-inlet tube to ensure smooth operation.

Abstract: A container that includes a hollow body having at least a first exterior wall and a recess defined in the first exterior wall A tab is formed integrally with the exterior wall and located in the recess. The tab does not extend substantially beyond the recess. Removal of the tab forms an opening in the first exterior wall of the container.

Abstract: An anesthetic container includes a bottle having a wall defining a receptacle and a neck with a passage in fluid communication with the receptacle, a valve assembly including a flange, and a ferrule disposed over at least a portion of the flange of the valve assembly and about at least a portion of the neck of the bottle to secure the valve assembly to the bottle. One of the wall of the bottle, the flange of the valve assembly or a wall of the ferrule has at least one vent formed, at least in part, therein that permits air trapped between the ferrule and the valve assembly or the bottle to escape.

Abstract: A bottle, in particular a baby's bottle, having a bottle jacket that is open at both ends. A base cap that is equipped with an air intake valve is fixed in one base end region of the bottle jacket and a teat is fixed in the opposite teat end region. The teat has a shaft and a nipple connected to the shaft by a lip contact region. The bottle jacket has an essentially conical form that widens from the teat end region to the base end region and the wall thickness of the shaft of the teat is greater than the wall thickness of the teat in the lip contact region and of the nipple. The bottle jacket is injection-molded from a polyolefin, in particular polypropylene.

Abstract: A fuel tank arrangement for a vehicular agricultural applicator is provided. The fuel tank arrangement includes a fuel tank having an interior cavity defined by an uppermost wall, a lowermost wall, and a series of side walls extending therebetween. The interior cavity includes an expansion space defined upwardly in the vertical direction above a maximum fill line. The arrangement further includes a fill neck extending from the uppermost wall to receive the supply of fuel. The fill neck includes an uppermost end opposite a lowermost end that defines the maximum fill line. A bridge that defines a passage therethrough interconnects the fill neck and the expansion space of the fuel tank. A lowermost end of the passage is horizontally aligned at the lowermost end of the fill neck, and the passage extends upwardly in the vertically direction therefrom.

Abstract: There is provided a gasket element having at least one first inner layer and at least one first outer layer. Each of the at least two layers have differing material properties. The gasket element is well suited to cooperate with an ingress/egress opening of a container that in turn is well suited to retain an active pressure and/or temperature sensitive substance. The gasket element may be operatively connected to a cap element that is suitable to selectively close the at least one ingress/egress opening of the container. The cap element may be a stand alone sealing cap or may be operatively associated with a spray nozzle or the like.

Abstract: An improved nursing bottle is presented which possess a novel venting system that allows ambient air to enter the nursing bottle to equalize internal and external pressures and prevent nipple collapse. Preventing nursing bottle nipple collapse reduces the amount of sucking by infants required to extract milk from the bottle and eliminates air in the infant's stomach. Liquid is prevented from exiting the nursing bottle by means of capillary action. The invention can be utilized with any standard nursing bottle.

Abstract: A plastic ampoule includes a container (12) for receiving a defined fluid, with a neck (14) that can be closed by a head (16). The neck has a channel-type entrance port (24) for air to the interior (26) of the container (12). The fluid can be safely stored and a syringe or needle base is reliably filled at any speed of withdrawal by the syringe or needle base. For this purpose, the entrance port (24) for air includes at least one ring channel (28, 30) that is at least partially disposed on the outer and/or inner periphery of the neck (14).

Abstract: There are provided methods for fabricating devices for admitting air to a closed container while preventing passage of a water-based fluid therethrough. These devices comprise a plurality of hydrophobic capillaries or a hydrophobic reticulated microporous material. The devices comprising hydrophobic capillaries are fabricated by a variety of techniques, such as those employing extrusion, pultrusion, fugitive mandrel removal or a combination of these techniques. The devices comprising hydrophobic reticulated microporous material are fabricated by techniques such as foaming, sintering, template replication, incorporation of sacrificial particles or a combination of these techniques.

Abstract: There is provided a gasket element having at least one first inner layer and at least one first outer layer. Each of the at least two layers have differing material properties. The gasket element is well suited to cooperate with an ingress/egress opening of a container that in turn is well suited to retain an active pressure and/or temperature sensitive substance. The gasket element may be operatively connected to a cap element that is suitable to selectively close the at least one ingress/egress opening of the container. The cap element may be a stand alone sealing cap or may be operatively associated with a spray nozzle or the like.

Abstract: A process for the production of a container (1) comprising an outer container (2), an inner bag (3) disposed therein and a pressure equalisation opening (10) disposed in the outer container (2), and also a container (1) produced according to this process, is described, wherein firstly a pre-moulding, comprising two coaxial tubes, is first produced by co-extrusion with the help of a blow mould and with an outwardly-projecting base seam (5) being formed. The process is to form a pressure equalisation opening (10) in the outer container (2) of the container (1) without endangering the integrity of the container (1), wherein a lower wastage rate and higher productivity are to be achieved. This is attained by a process wherein the base seam (5) is partially cut off and a force which acts in the direction of the seam is introduced into the pre-moulding, which still has a temperature of 40° C. to 70° C.

Abstract: An one-mouth container for storing liquid capable of preventing pulsating flow and controlling a discharging speed approximately at a constant independently of the amount of an internal liquid in the container when the internal liquid is discharged, in which a blow-molded portion (23) is formed on the container body side portion of a container mouth portion; a narrowed portion (24), a discharge port (31) and an air channel (11) extending from a side wall of the blow-molded portion (23) to a space at an upper part of the container body are formed by narrowing down the narrowed portion; the air channel has such a length that air supplied through the air channel (11) is released directly in the internal liquid; and both a discharge port (31) and an air port (25) are formed at the narrowed portion (24).

Abstract: A container has an inner vessel for containing liquid such as milk, water, juice or the like. An outer vessel creates a larger volume than the volume of the inner vessel, so that the inner vessel can fit inside the outer vessel. A top cap secures the inner and outer vessels in spaced relation to each other. The top cap can have an integral nipple in fluid communication with the inside of the inner vessel. In another embodiment, a vent in a top cap permits air to enter a liquid holding vessel as the liquid is removed. A filter in the vent allows the air to pass, but not the liquid, so the liquid does not spill when the container is tipped.

Abstract: The gas-venting groove or grooves are formed, while leaving a part of the thread ridge up to a certain height, as the vertical degassing paths in the thread ridge carved on the outer surface of the round neck wall and the entire neck is whitened by the thermal crystallization. This thermal crystallization is conducted under the condition that the neck is prevented from undesired deformation caused by uneven resin flow state. Thus, the object of this invention is to provide a highly safe neck that can be used widely in the field of heat-resistant containers, pressure-tight containers, and heat-resistant and pressure-tight containers.

Abstract: A blow molded container has a planar pinched section formed between and connecting a top wall, a neck and a front handle end of the container with an anti-glug vent tube formed in the planar pinched section so as to extend through the pinched section and spaced by parts of the planar pinched section away from the neck, from the front handle end and from the top wall. The vent tube is substantially horizontal at the neck breaking through a vertical wall of the neck and has the other end breaking out through the top wall at the bottom of the downwardly extending section between the neck and the front handle end.

Abstract: A blow-molded container includes an outer layer of a synthetic resin, which forms the outer shell of a finite shape; an inner layer of a flexible synthetic resin, which is peelably laminated with the outer layer and forms an inner bag; and a pair of adhered zones of a vertical strip type, which is formed axisymmetrically on the central axis of container to adhere and fix the outer layer and the inner layer over the entire height and is located so as to avoid the positions of air introduction ports that have been provided in the outer layer to introduce air into the void between the outer layer and the inner layer. A pair of adhered zones is disposed at positions opposite to each other and is separated by a parting line. The lower ends of both adhered zones are disposed at the partly or wholly end-to-end position facing each other on the bottom seal formed when the bottom portion is pressed flat with the pinch-off of a blow mold.

Abstract: A blow-molded container of this invention comprises: an outer layer (11) of a synthetic resin, which forms the outer shell of a finite shape; an inner layer (12) of a flexible synthetic resin, which is peelably laminated with the outer layer (11) and forms an inner bag; and a pair of restricted zones (15) of a vertical broad strip type, which is formed axisymmetrically on the central axis of container (1) to adhere and fix the outer layer (11) and the inner layer (12) over the entire height and is located so as to avoid the positions of air introduction ports (7) that have been provided in the outer layer (11) to introduce air into the void between the outer layer (11) and the inner layer (12). At least one of the restricted zones (15) comprises two or more adhesive zones (14) of the vertical strip type, which are parallel to each other.

Abstract: The container is a glass bottle (10) encased with a plastic coating (4) from its base section (3) to a sealing rim (2) around its mouth (M) in order to protect against shattering or explosive failure. The glass bottle, preferably a glass inlet, is fillable under pressure with a sprayable medically active substance and a propellant and provided with a delivery element attached to the sealing rim. To facilitate lower injection molding temperatures and pressures and to permit autoclaving at high temperatures the glass bottle with the plastic coating (4) is made by a method which includes injecting at least one reactively cross-linkable plastic capable of being heat-softened into a mold surrounding the glass bottle and forming the plastic coating (4) by a reaction injection molding (RIM) method.

Abstract: A closure cap (1) with a cap base (2) and with a cap skirt (3) comprises an inner seal (4). The inner seal is provided with bleeding reliefs (11) which lift the sealing effect as soon as the cap base (2) is displaced axially upwards. The closure cap (1) comprises a first abutment and a second abutment (8). On screwing-on firstly the second abutment (8) comes into engagement with the container opening. By way of this a weakening zone (9) in the region of the cap base (3) is pretensioned to a predeterminable value. On account of the predeterminable pretensioning of the weakening zone (9) a bleeding at an exactly defined excess pressure is possible.

Abstract: A multilayer container for dispensing product that includes a relatively rigid outer body and a relatively flexible inner liner for holding product to be dispensed. The relatively rigid outer body includes, and preferably consists essentially of, an outer layer of virgin polyethylene such as HDPE, and an inner thicker layer that includes polyethylene regrind. The relatively flexible inner liner includes, and preferably consists essentially of, an outer delamination layer adjacent to the inner layer of the body and composed of nylon, nylon blends or EVOH, an inner layer of polyethylene such as LLDPE, and an adhesive securing the inner and outer layers of the liner. The relatively thin outer HDPE layer on the plastic body provides desired appearance, while the thicker inner layer provides structural rigidity using reground plastics.

Abstract: A tamper-indicating closure for a beverage package includes a base wall having a peripheral skirt with at least one internal thread for securing the closure to a container. A tamper-indicating band is frangibly connected to an edge of the skirt, and a stop flange extends axially and radially from an edge of the band for abutment with a stop bead on the container finish. A plurality of circumferentially spaced drain openings extend axially through the juncture of the band and the flange. A plurality of circumferentially spaced channels extend axially through the internal thread on the closure skirt, with at least some of the channels being axially aligned with the drain openings. The stop bead on the container is in the form of a plurality of circumferentially spaced bead segments separated from each other by circumferential gaps.

Abstract: A venting system for a container and the overall container assembly that uses the venting system is claimed. A container and a lid are provided. The lid of the container defines a venting port for equalizing gas pressure within the container. A support platform is placed over the venting port. The support platform defines a plurality of holes. Placed in each of the holes is a filter element. The filter element is made of a porous sintered powder metal having a pore size of no greater than five microns. In this manner the filter elements enable gas to vent to and from the container, yet the contents of the container are prevented from passing through the filter elements should the contents of the container touch the filter elements.

Abstract: A beverage container is provided with a hydrophobic vent consisting of a relatively thick and rigid disc-shaped piece of macroporous plastic having pore sizes averaging from 7-350 microns. The vent can be welded, molded or secured to the sidewall, bottom or cap of a plastic beverage container thus eliminating all moving parts. The macroporous plastic is resistant to oxidative abrasion, contamination and wetting and is strong enough to resist breakage. In one embodiment a baby bottle is provided which consists of a plastic bottle body, a nipple, and means for fastening the nipple to the bottle body. The bottle body is provided with a macroporous plastic vent which can be welded, molded or secured to the sidewall or bottom of the bottle body thus eliminating all moving parts. The bottle body can be washed repeatedly as a single unit with the vent intact.

Abstract: A beverage container is provided with a hydrophobic vent consisting of a relatively thick and rigid disc-shaped piece of macroporous plastic having pore sizes averaging from 7-350 microns. The vent can be welded, molded or secured to the sidewall, bottom or cap of a plastic beverage container thus eliminating all moving parts. The macroporous plastic is resistant to oxidative abrasion, contamination and wetting and is strong enough to resist breakage. In one embodiment a baby bottle is provided which consists of a plastic bottle body, a nipple, and means for fastening the nipple to the bottle body. The bottle body is provided with a macroporous plastic vent which can be welded, molded or secured to the sidewall or bottom of the bottle body thus eliminating all moving parts. The bottle body can be washed repeatedly as a single unit with the vent intact.

Abstract: A container for a carbonated beverage has an interrupted external screw thread surrounding its mouth opening engageable with an internal screw thread of a rotatable closure. The rotatable closure has a top member which is inwardly domed or indented or otherwise shaped to impart the necessary stiffness thereto. To prevent missiling on opening, pressure venting means are provided. Such pressure venting means may comprise slots extending through the closure, and/or the rotatable closure may be provided with stops which impart a two stage opening movement thereto. A rotatable closure with a low opening torque is made into parts and has a top member and a freely rotatable peripheral rim carried by the top member.

Abstract: An improved structure of feeding bottle is composed of a bottle main body, a hard ferrule, a silicon gel ventilative gasket, and a bottom closure. A thoroughly opened bottom opening formed at bottom end of the bottle main body is covered with the hard ferrule and the ventilative gasket one after the other, then sealed by swiveling the bottom closure. A through hole and a vent are formed in the hard ferrule and in the bottom closure respectively. One or at least one protrusion is disposed on the ventilative gasket within confines of the through hole in the hard ferrule, wherein a slot or cross cut is formed in top face of the protrusion. By means of packing effect of the hard ferrule, the ventilative gasket can attach to the bottom closure without detaching from the bottom opening for providing an easy-cleaning, leakage-proof, and convenient feeding bottle.

Abstract: A bottle cap is provided that allows for venting of gases generated in a bottle. A single or multiple ridges are formed on the inner surface of the cap top such that the ridges sit on the bottle mouth rim when the cap is threaded onto the bottle. A single or multiple slots may be formed across each of the ridges. Alternatively, a single or multiple grooves may be formed on the inner surface of the cap top. The ridge(s) or groove(s) may also be formed on a disc fitted over the inner surface of the cap top. When the cap is threaded on to the bottle, gases generated in the bottle can escape through the slot(s) formed across the ridge(s) or through the groove(s) formed on the inner surface of the cap top. A liner having an opening formed through its thickness may be placed in the cap. The liner opening allows the passage of gases from the bottle to the slot(s) or groove(s) formed on the cap top or disc.

Abstract: The present invention relates to a container, or a cap for a container for viscous liquid products. The container or the cap comprises a venting element. The venting element allows passage of gases between the interior and the exterior of the container when the pressure inside the container differs from the external ambient pressure. The container or cap further includes a control feature which controls the phase separation of the product splashed onto the membrane.

Abstract: A bottle cap is provided that allows for venting of gases generated in a bottle. A single or multiple ridges are formed on the inner surface of the cap top such that the ridges sit on the bottle mouth rim when the cap is threaded onto the bottle. A single or multiple slots may be formed across each of the ridges. Alternatively, a single or multiple grooves may be formed on the inner surface of the cap top. The ridge(s) or groove(s) may also be formed on a disc fitted over the inner surface of the cap top. When the cap is threaded on to the bottle, gases generated in the bottle can escape through the slot(s) formed across the ridge(s) or through the groove (s) formed on the inner surface of the cap top. A liner having an opening formed through its thickness may be placed in the cap. The liner opening allows the passage of gases from the bottle to the slot(s) or groove(s) formed on the cap top or disc.

Abstract: A bottle cap is provided that allows for venting of gases generated in a bottle. A single or multiple ridges are formed on the inner surface of the cap top such that the ridges sit on the bottle mouth rim when the cap is threaded onto the bottle. A single or multiple slots may be formed across each of the ridges. Alternatively, a single or multiple grooves may be formed on the inner surface of the cap top. The ridge(s) or groove(s) may also be formed on a disc fitted over the inner surface of the cap top. When the cap is threaded on to the bottle, gases generated in the bottle can escape through the slot(s) formed across the ridge(s) or through the groove (s) formed on the inner surface of the cap top. A liner having an opening formed through its thickness may be placed in the cap. The liner opening allows the passage of gases from the bottle to the slot(s) or groove(s) formed on the cap top or disc.