Abstract: A filter element includes a bottom open end joined to a center tube opposite the top open end. The bottom open end defines a radially outer surface and a radially inner surface that is in communication with the central reservoir of the filter element. A locking feature is disposed proximate to the bottom open end. The locking feature includes an entrance slot that is disposed on the radially inner surface of the center tube extending axially from the bottom open end.

Abstract: A filter element includes a bottom open end joined to a center tube opposite the top open end. The bottom open end defines a radially outer surface and a radially inner surface that is in communication with the central reservoir of the filter element. A first locking feature is disposed proximate to the bottom open end. The locking feature includes an entrance slot that is disposed on the radially inner surface of the center tube extending axially from the bottom open end. A similar or identical second locking feature is disposed proximate to the top open end.

Abstract: A disclosed technique includes an assembly comprising a cup with a first visual sealing indicator and a lid with a second visual sealing indicator wherein, in operation, the lid is screwed on the cup to a sealing indicator position where the first visual sealing indicator and the second visual sealing indicator are aligned. Another disclosed technique includes an assembly comprising a cup with a first audible sealing indicator and a lid with a second audible sealing indicator wherein, in operation, the lid is screwed on the cup to a position past where the first audible sealing indicator and the second audible sealing indicator have contacted each other producing an audible sound. Another disclosed technique includes a cup with a raised central bottom area and an insert with bracing wings wherein, in operation, the bracing wings stabilize and secure the insert in the cup.

Abstract: An insulating container can be configured to retain a volume of liquid, and include a canister having a first inner wall having a first end having an opening extending into an internal reservoir, and a second outer wall forming an outer shell. The opening can be sealed by a spout adapter, the spout adapter having a spout channel extending between the internal reservoir and a spout opening, smaller than the opening of the canister. The spout opening may be sealed with a cap having a magnetic top surface, and the spout adapter may be further removably coupled to a lid that may be used as a cup into which a volume of the liquid can be poured.

Abstract: A closure includes first and second closure portions. The first closure portion includes a polymeric top wall portion and an annular skirt portion. The skirt portion includes exterior and interior surfaces. The interior surface includes an internal thread formation for mating engagement with an external thread formation of a container and at least one rotation-inhibiting projection. The rotation-inhibiting projection is located to contact the external thread formation. The rotation-inhibiting projection is in the general shape of the letter “C” prior to engagement with the external thread formation of the container. The second closure portion includes a polymeric tamper-evident band.

Abstract: The system and method for a press and turn fastener having a plurality of mated thread sets where their symmetrical configuration is used in a fastening application to attach a male and female component. It is understood that this press and turn fastening system is useful for several applications including, but not limited to, pressurized and non-pressurized containers; mechanical, and electrical connections (e.g., light bulbs). The press and turn fastener requires only a fraction of a turn to be secured. In some cases, the press and turn faster also includes at least one locking feature, at least one stop, or both.

Abstract: A tip cap is provided comprising a base portion having an upper surface and a lower surface, a body having a top wall with a non-circular cross-section extending from the upper surface, and a shaft extending from the lower surface. A syringe assembly is provided comprising a syringe comprising a barrel, and a syringe tip, extending through the barrel and a connector provided on the syringe tip. The syringe assembly further comprises a tip cap for sealingly covering the syringe tip and comprising a base portion having an upper surface and a lower surface, a body having a top wall with a non-circular cross-section extending from the upper surface, and a shaft extending from the lower surface having connection means for attaching to the syringe tip.

Abstract: A closure is provided and comprises a top plate and a sidewall depending therefrom. The interior of the sidewall has a screw thread formation comprising a plurality of thread segments. The thread segments collectively define an engagement surface for engagement with an external thread formation on an associated container. A notional helical top surface with a constant pitch extends along the formation, and at least some, but not all, of the segments include material offset from the notional helical top surface towards the top plate.

Abstract: Non-removable closure assembly that resists rotational movement so as to be rendered substantially non-removable by the consumer. An induction heat seal liner is provided for sealing the finish (open end or mouth) of a plastic container, the liner being disposed between a closure cap and the container finish and being heat seal bonded to both, thus rendering the closure cap non-removable from the container finish. By non-removable it is meant that once heat seal bonded together the closure cap cannot be removed by a customer or consumer (a human) by hand, without substantially distorting the closure cap or container, e.g., it would require the human to use a mechanical tool (e.g., knife or wrench) and in the process of trying to remove the cap with the tool it would substantially deform the closure cap or container and render one or more of them unusable for their intended purpose.

Abstract: A cosmetic container includes a base member having a base member housing with an exterior surface and an interior surface defining a cavity. The cosmetic container also includes a cap member shaped and dimensioned for selectively coupling to the base member; and a threaded cap engagement member shaped and dimensioned for securing to an interior surface of the cap member. The threaded cap engagement member is substantially annular in shape and includes an exterior surface formed with a series of grooves and an interior surface formed with internal projections defining internal threading of the cap member when the threaded cap engagement member is secured to the interior surface of the cap member.

Abstract: A disclosed technique includes an assembly comprising a cup with a first visual sealing indicator and a lid with a second visual sealing indicator wherein, in operation, the lid is screwed on the cup to a sealing indicator position where the first visual sealing indicator and the second visual sealing indicator are aligned. Another disclosed technique includes an assembly comprising a cup with a first audible sealing indicator and a lid with a second audible sealing indicator wherein, in operation, the lid is screwed on the cup to a position past where the first audible sealing indicator and the second audible sealing indicator have contacted each other producing an audible sound. Another disclosed technique includes a cup with a raised central bottom area and an insert with bracing wings wherein, in operation, the bracing wings stabilize and secure the insert in the cup.

Abstract: A medical connector includes a body having a distal end, a proximal end, and a sidewall extending between the distal end and the proximal end, a helical thread extending radially outward from a surface of the sidewall and comprising a crest portion, flank portions, and a root portion with the flank portions connecting the crest portion to the root portion, and at least one deformable protrusion extending radially outward from the root portion of the helical thread.

Abstract: A spillproof container assembly includes a container body and a lid body that is adapted to be fastened onto the container body by screwing. Both the container body and the lid body are advantageously provided with outwardly extending wing portions for enhancing the grippability of and properly orienting the container assembly for small children. The outwardly extending wing portions of the container body are aligned with the outwardly extending wing portions of the lid body. The lid body is provided with an acoustic waveguide, and sound generating structure is provided in communication with the acoustic waveguide for creating an audible feedback when the lid body has been tightened onto the container body to a predetermined relative position and tightness. The acoustic waveguide further functions as a viewing port that provides a visual feedback so that a user can visually verify the position of the lid body with respect to the container body.

Abstract: A resealable beverage container comprising: a cylindrical body having an open first end portion and a closed second end portion; a radially inwardly extending ledge disposed circumferentially at the open first end portion; a neck section disposed upward from the ledge terminating in an upper edge in an outward curled seal lip defining a pour opening; neck section having a generally cylindrical central upper part having a first diameter; a first set of lug channels formed inward to first diameter about central upper part for cooperation with a removable cap closure member covering the pouring opening and including a top wall and a cap body shaped to extend downward from top wall around the central upper part, cap body terminating in a generally circular lower rim; and a set of lugs inward within cap body to a second diameter less than first diameter to be received in lug channels to retain cap closure member onto neck portion.

Abstract: A wide-necked extrusion blow-molded plastic container for bulk material as disclosed for a closure cap configured for mounting on a container neck of the wide-necked plastic container opening. A casing of the closure cap configured for connecting to an outside wall of a body of the wide-necked plastic container. A number of locking projections distributed over a periphery of the container neck which project from an outside wall of the container neck, and which are arranged on an outside wall of the container neck, the closure cap being equipped on an inside wall of its casing with corresponding locking recesses, which during mounting of the closure cap on the container neck engage with the locking projections to lock with one another in a non-detachable manner, the interacting locking projections and locking recesses being inaccessible in the mounted closure cap.

Abstract: The present invention concerns a venting cap for liquid containers which besides a pouring opening also has a venting opening with a venting spigot provided with a corresponding venting cap. The venting cap has a closed head plate and a cap skirt which extends downwardly from the head plate and has at least one cylindrical portion having a female thread, wherein above the female thread the cap skirt has a venting portion at which there are provided at a spacing relative to the head plate retaining lugs which extend radially inwardly and define a free inside radius which is smaller than the inside radius of the thread.

Abstract: A bottle that includes a body, a neck, stops on the neck defining a lug retention area. The body defines a storage chamber therein. The neck extends away from the body and defines an opening to the chamber of the body. The neck includes threads extending around an outside surface of the neck. The stops extend from a bottom of a first thread toward the body, the stops defining the lug retention area. The closure is secured over the opening and around the neck. The closure includes a lug configured to interface with the thread and engage with the lug retention area to retain the closure in place over the opening.

Abstract: A retention feature configured to provide interference between a threaded connection of a Luer access device and a separate device, wherein the Luer access device further comprises a septum that provides a soft interfaced between the two threadedly connected devices. The retention features of the instant invention are designed to provide the user with a tactile sensation of a tightening threaded connection, despite a soft interface between the interconnected devices. The retention features of the instant invention further prevent “spring back” and unintentional disengagement of the interconnected devices.

Abstract: An adjustable base container including a first surrounding wall forming a hollow internal space therein, the first surrounding wall having an inner surface including threads lengthwise and a male pattern design on a top portion of the inner surface, a second surrounding wall fitting within the first surrounding wall having one or more slit openings along its length extending completely through a bottom end in an axial direction, and having a female pattern design on a bottom side of a top end, the female pattern design corresponding to and fitting over the male pattern design of the first surrounding wall, and a platform sitting within the second surrounding wall having a top and bottom surface, a central space, and protrusions extending laterally from a rim edge, the protrusions engaging with the inner surface of the first surrounding wall between the threads. A method of using the adjustable base container.

Abstract: An orientatable closure for a container comprises a body with a screw thread, the thread comprising a first portion having a first thickness and a second portion having a second thickness. The first and second thicknesses are different and the interface between the first and second portions defines a stop such that a co-operating screw thread on a container is not rotatable past the interface, whereby to define a predetermined relative orientation between the closure and container.

Abstract: A capped container is provided, which maintains, by a simple fastening structure, like a conventional one, sufficient sealability inside and prevents contents from leaking outside an opening of a container body when opening while fastening a cap and a container, and also prevents the leakage, even when an expected large force is applied to the cap in an opening direction. Included are the container body with outer screws on an outer peripheral surface of a head section, and the cap with inner screws threadedly engaged therewith on an inner peripheral surface, placed on and removed from the head section of the container body by screw-fitting. Provided are a first fastening means by clickstop including a cap-side annular projection interengaged with the cap on the container body, and a second fastening means by clickstop including pluralities of container body- and cap-side projections on the container body and in the cap, respectively.

Abstract: A connecting structure is provided for connecting a first member and a second member, wherein the first member comprises a connecting upright portion and a plurality of locking flanges provided to extend outwards along the circumferential direction of the outer face of the connecting upright portion, while the second member comprises a connecting side-wall portion that overlies the connecting upright portion and a plurality of locking projections provided to extend inwards from the inner face of the connecting side-wall portion. The bottom faces of the locking flanges distend downwards in a convex curved shape and, when the second member is overlaid on the first member and rotated, the upper faces of the locking projections are guided with sliding contact along the convex curved bottom faces of the locking flanges and stopped at the lowermost position of the convex curved bottom faces.

Abstract: A closure assembly (20) that includes a cap or overcap (28) and a fitment (24) for a container is provided wherein the fitment (24) has a laterally projecting shear member (40), and the overcap (28) has an aperture (74) for initially receiving the shear member (40) when the overcap (28) and fitment (24) are in an initially assembled orientation or condition. The aperture (74) and the shear member (40) cooperate in the initially assembled orientation such that when subjected to a flow of a sterilizing gas, turbulence is created in the sterilizing gas flow to enhance sterilization of the combination. The closure assembly (20) may, instead, or additionally, be provided wherein the overcap (28) has an elongate, hollow plug (58) for establishing a first seal between the fitment (24) and the overcap (28) in the initially assembled orientation, and the wherein overcap (28) has a skirt (50) for establishing a second seal between the fitment (24) and the overcap (28) in the initially assembled orientation.

Abstract: A crown cap is adapted to be removably coupled to a container. The crown cap has a generally circular central region and a downwardly extending side wall in a generally frusto-conical configuration. The side wall has an interior surface and an exterior surface and an end edge remote from the central region. The exterior surface is formed with a plurality of exterior recesses spaced from the end edge to facilitate shaping of the side wall. The exterior surface has an odd number of recesses. The generally central region includes an annular V-shaped projection facing the end edge between the central portion and the side wall for the receipt of an adhesive for sealing a container.

Abstract: A crown cap is adapted to be removably coupled to a container. The crown cap has a generally circular central region and a downwardly extending side wall in a generally frusto-conical configuration. The side wall has an interior surface and an exterior surface and an end edge remote from the central region. The exterior surface is formed with a plurality of exterior recesses spaced from the end edge to facilitate shaping of the side wall. The exterior surface has an odd number of recesses. The generally central region includes an annular V-shaped projection facing the end edge between the central portion and the side wall for the receipt of an adhesive for sealing a container.

Abstract: The present invention relates to a sealing device for a container having an opening and an outer projection, including: a septum for closing said opening, a cap having a retainer capable of switching from a first position, in which the retainer does not limit the axial movement of said cap with respect to said container, to a second position, in which the retainer limits the axial movement of the cap, and a sleeve receiving said cap and movable axially with respect to said cap between a distal position, in which said sleeve does not exert a radial inward force on said retainer, and a proximal position, in which said sleeve exerts a radial inward force on said retainer. The sleeve includes a guiding element capable of cooperating directly or indirectly with said outer projection, so as to limit rotation of said sleeve.

Abstract: The present invention relates to a tamper resistant lid (10) for a container (1). The lid (10) exhibits a center axis (X) and comprises an outer and an inner member (20, 40). The outer and inner members (20, 40) are further adapted to be substantially prevented from displacement along the center axis (X) with respect to each other. At least a part of the inner member (40) comprises threads (48) enabling a threaded connection to the container (1) by means of rotating the outer member (20) in a first direction. The lid (10) further comprises at least one stop member (51, 52, 53, 60) preventing the inner member (40) from rotation with respect to the outer member (20). The at least one stop member (51, 52, 53, 60) is adapted to be controllably disabled with a designated force after said inner member (40) has been connected to the container (1), so that the outer member (20) can be freely rotated with respect to the inner member (40) to thereby prevent removal of the lid from the container (1).

Abstract: A container for storing donated blood plasma has a neck and an attachable locking cap. The cap may be rotatably attached to the neck. The cap and the neck are configured to lock the cap in at least one, and preferably two, rotational positions. In one position, tubes connected to the container are accessible. After the plasma has been collected and the tubes have been cut off and sealed, in the other position, the tube stubs are protected by the cap. The bottle and the cap may define structures that facilitate storing and protecting tubing wrapped longitudinally around the container, until the container is used to collect and store plasma.

Abstract: The invention is directed to a hinged closure (1) preferably molded in a closed position. The closure has a base (2) and a lid (3) interconnected to the base by a hinge arrangement (4). A latching mechanism (15) holds the closure (1) in position with respect to a neck (12) and prevents unwanted opening.

Abstract: A spillproof container assembly includes a container body and a lid body that is adapted to be fastened onto the container body by screwing. Both the container body and the lid body are advantageously provided with outwardly extending wing portions for enhancing the grippability of and properly orienting the container assembly for small children. The outwardly extending wing portions of the container body are aligned with the outwardly extending wing portions of the lid body. The lid body is provided with an acoustic waveguide, and sound generating structure is provided in communication with the acoustic waveguide for creating an audible feedback when the lid body has been tightened onto the container body to a predetermined relative position and tightness. The acoustic waveguide further functions as a viewing port that provides a visual feedback so that a user can visually verify the position of the lid body with respect to the container body.

Abstract: A spillproof container assembly includes a container body and a lid body that is adapted to be fastened onto the container body by screwing. Both the container body and the lid body are advantageously provided with outwardly extending wing portions for enhancing the grippability of and properly orienting the container assembly for small children. The outwardly extending wing portions of the container body are aligned with the outwardly extending wing portions of the lid body. The lid body is provided with an acoustic waveguide, and sound generating structure is provided in communication with the acoustic waveguide for creating an audible feedback when the lid body has been tightened onto the container body to a predetermined relative position and tightness. The acoustic waveguide further functions as a viewing port that provides a visual feedback so that a user can visually verify the position of the lid body with respect to the container body.

Abstract: A container for preventing a container cap from being lost and for preventing unintended rotation thereof about a mouth of the container. Maintaining a stable posture of the an opened container cap to enhance use of an opened container.

Abstract: A push tab container assembly includes a container and a lid configured to mate with the container in an unlocked state and in a locked state. The container includes a push tab assembly having a locking member defining a ramped surface and ending at a locking edge. The locking edge is vertically oriented with respect to the ramped surface and is tapered as it extends radially inwardly. The container has exactly one external container thread positioned on an external surface and at least one internal thread positioned on an internal surface. The lid has at least one locking lug positioned on an internal surface of a second skirt. The locking lug has a lug edge that tapers as it extends radially inwardly. When the lid is operably oriented relative to the container in the unlocked state, the external lid thread is mated with the internal container thread.

Abstract: A screw cap (10) for containers for liquids, comprising a first capsule (11), which is internally provided with a thread (12) and is to be screwed onto a corresponding complementary thread (13) of a neck of a bottle (14), and a second capsule (15), which surrounds said first capsule (11) and is designed to rise axially away from the first capsule (11) upon first unscrewing, by means of spacing means that act at the first rotation of the second capsule (15) with respect to the first capsule (11), means being provided for the irreversible locking of said second capsule (15) in the raised configuration relative to said first capsule (11).

Abstract: A container assembly comprises a container and a lid, with the lid and container including threads for threaded engagement of the lid to the container. One of the container and the lid includes a lock member and the other of the container and lid includes a receptacle, with the lock member engaging the receptacle to inhibit counter rotation of the lid relative to the container via threaded engagement of the lid from one starting orientation relative to the container, and where the lock member does not engage the receptacle when the lid is threaded to the container from another starting orientation relative to the container. In a particular embodiment the lid may be threaded onto the container from either of two 180 degree opposite starting orientations.

Abstract: A closure includes a cup shaped overcap having a depending sidewall. The sidewall is provided with a lug having a plurality of inwardly facing teeth. Each one of the inwardly facing teeth has a gently sloping face and steeply sloping face. The slopes of the gently sloping faces and the steeply sloping faces of at least two of the inwardly facing teeth differ respectively one from another. The closure also includes a cup shaped undercap having a depending sidewall. The sidewall is provided with a plurality of outwardly facing teeth around its periphery. Each one of the teeth has a steeply sloping face and a gently sloping face. The steeply sloping faces and the gently sloping faces of the outwardly facing teeth are adapted to abut respectively, at least two of the steeply sloping faces and the gently sloping faces of the inwardly facing teeth.

Abstract: A container system for storing material includes a container and a mating closure having a tamper-evident ring frangibly attached to the closure. The container includes a neck having a container thread and an annular rim for engaging the tamper-evident ring when the closure is removed from the container. In some embodiments, the neck includes one or more retaining structures for engaging the tamper-evident ring during retort sterilization processing, packaging, shipping or handling. The retaining structure in some embodiments includes one or more ramps having multiple inclined surfaces. Each inclined surface is oriented at an acute angle between about five and about forty-five degrees such that the tamper-evident ring can slip past the retaining structure when a threshold removal torque is applied. A method of sealing a container using a tamper-evident container system is also provided.

Abstract: A container cover assembly that has at least two states. In the first, closed state, the removal of the contents of the container through the opening of the container is prevented. In the second, open state, the removal of the contents of the container through the opening of the container is possible. The cover assembly comprises a mechanism for preventing the transfer of the cover assembly from the first state to the second state, unless at least a predetermined number of shaking motions is applied to the container and cover assembly.

Abstract: A child resistant closure for a container (1) comprises a collar (3) fixable to a container (1) and a rotatable cap (4). The cap (4) is provided with a first engaging member (10) and the collar (3) is provided with a corresponding second engaging member (21). Adjacent said engaging member the collar (3) is provided with a resiliently deformable integral push tab (24), characterised in that the first and second engaging members (10, 21) are adapted to engage by rotation of the cap (4). It is an advantage of one embodiment that the cap of the closure does not require an internal screw thread. The cap may therefore be simpler and less expensive to manufacture. In addition, the two components, e.g., the cap and the collar, can be assembled prior to application onto the container.

Abstract: The present invention concerns a container comprising a container body with bottom and side walls and a container opening, and a container closure (1), said body and closure comprising corresponding screw threads (3) to allow releasable attachment of the closure onto the body in order to open/close the container opening, characterized in that the container body comprises at least one cam-like means (4) located on the external surface of the container body walls, and the closure comprises at least one engagement means (5) corresponding to the cam-like means of the container body, said engagement means being located at the internal surface of the closure walls, so positioned that during the screwing operation of said closure onto said container body, said cam-like and engagement means cooperate in a audible manner at the time said closure is sufficiently engaged onto the body to ensure gas and/or liquid tightness of the closed container.

Abstract: A synthetic resin cap includes a top wall, a skirt wall, and a tamper evidence band connected to the skirt wall with bridges interposed therebetween. An inner face of the top wall includes an annular inner leg, an annular projection, and an annular outer leg. An intermediate part of the inner leg has a substantially constant transverse thickness in a vertical direction. Inner and outer circumferential faces of the intermediate part have substantially the same curvature of longitudinal section and are arcuate and convex inwardly in a radial direction, and an outer circumferential face of a distal end part of the inner leg has a guide face that guides the container mouth part, and the intermediate part is inclined radially outwardly so that an upper end of the guide face is shifted radially inwardly by 0.1 to 0.6 mm when the inner leg is inserted in the container mouth part.

Abstract: The present invention relates to a closure system, which comprises a dispensing closure and a spout of a container or a spout for a container, to which the dispensing closure can be attached, wherein the dispensing closure is designed as a rebounding closure. The dispensing closure and spout are designed in such a way that the dispensing closure can be separated from the spout or container via a rotational motion. The invention also relates to a dispensing closure for such a closure system.

Abstract: The invention relates to a screw cap (10) capable of being screwed onto the neck (44) of a container body (40), the screw cap comprising a substantially cylindrical screw section (17) comprising a screw thread (16) on its inner face, at least one tamper evidence member (18) for indicating an initial opening of the screw cap (10), and a desiccant chamber (24) located radially inwardly to the screw section, wherein the screw section (17) is radially resilient.

Abstract: A packaging including a container body and a closure wherein the closure comprises upstanding wall portions on the upper face defining a receiving area for e.g. a pen. The packaging having first and second engagement means engaging each other for locking said closure to said container body. The closure further comprises release means for disengaging the first engagement means from the second engagement means wherein the release means being arranged such that a depressable portion thereof protrudes into a groove or receiving area. The release means being operable to disengage first engagement means from the second engagement means an elongated object being received by the receiving area or groove.

Abstract: A child-resistant canister includes a container and a closure configured to mount on the container to close an opening into an interior region formed in the container. The closure includes a lid and a lid anchor coupled to the lid. The lid anchor is configured to mate with a closure retainer included in the container to retain the closure in a mounted position on the container.

Abstract: A child-resistant package includes a plastic container having a blow-molded neck finish with an end, at least one external thread, an arcuate part-circumferential ledge adjacent to the neck finish and a plurality of angularly spaced ratchet teeth on the ledge. A closure has at least one skirt, at least one internal thread on the skirt, at least one flexible resilient ratchet finger extending radially inwardly from the skirt at an angle to the skirt, and a seal element within the skirt for sealing engagement with the end of the container neck finish. Threading of the closure onto the container neck finish brings the ratchet finger into engagement with the ratchet teeth. The array of ratchet teeth and the seal element are such as to accommodate tolerance variations in the blow-molded neck finish while maintaining a seal and child-resistance capability at the neck finish.

Abstract: Disclosed is a safety cap assembly and corresponding container. The container may feature recessed projections which have notches and the cap may feature a flexor and lugs wherein the lugs interact with the notches under a force from the flexor to prevent removal of the cap by pulling or twisting.

Abstract: A device for protecting the cap of a bottle having a neck, said device comprising a cap portion adapted to be placed over the neck of the bottle and a base portion, the base portion being rotatably connected to the cap portion, at least one elongate securing member being provided having a first end attached to the cap portion and a second end attached to the base portion whereby rotation of the base portion with respect to the cap portion in a tightening direction causes the elongate securing member to tighten against the neck of the bottle to resist removal of the device from the neck of the bottle, locking means being provided for selectively preventing rotation of the base portion with respect to the cap portion at least in a second direction opposite to said tightening direction. The device may be provided with an EAS tag.

Abstract: A closure having a stopping mechanism whereby a stop lug is positionable between a flexed and unflexed position relative to a spring gap. The stop lug may project from a skirt of the closure top wall. The spring gap is positioned adjacent the stop lug to provide an area for the stop lug to travel when outside forces are applied to the stop lug and subsequently return back to the unflexed position. The stop lug may have a substantially vertical support rib in combination with a plurality of annularly spaced ribs.

Abstract: A container neck and closure assembly, wherein the container neck (10) comprises a first screw thread (14) on an internal surface thereof and the closure (12) comprises a cylindrical plug (32) for insertion into the container neck, said plug having a second screw thread (36, 37) on an outer surface thereof for engagement with the first screw thread to secure and resecure the closure on the neck.