Abstract: A closure for flexible containers or pouches that contain food products that provides at least two visual indicators showing that the cap has been partially or totally unscrewed from the spout. The first indicator is a tab in a window section of the cap that has its mounting filaments or bridges broken when the cap is unscrewed. These filaments or bridges connect the tab to the top portion of the cap. The second indicator is a vertical break or rupture line in the tab that indicates that the tab has been bent to rupturing.

Abstract: The present invention relates to a tamper-evident closure of the roll-on type which comprises an engagement surface, suitable for engaging with a corresponding engagement surface provided on the neck of a container, wherein the engagement surfaces permit the complete removal of the closure after the first opening.

Abstract: A safety cap including a screw-type inner cap detachably mounted on a container mouth; and an outer cap that is combined with the inner cap so as to be rotatable relative to the inner cap. Each of the inner cap and the outer cap has a plurality of engaging protuberances. The engaging protuberances of the inner cap and the engaging protuberances of the outer cap are engaged with each other and rotate the inner cap when the outer cap is rotated while being pressed toward the inner cap. Each of the engaging protuberances has a vertical part that is engaged when the outer cap is rotated in a closing direction and an inclined part that is engaged when the outer cap is rotated in an opening direction. The inclined part has a steeply inclined part and a gently inclined part that is continuous with the steeply inclined part.

Abstract: A plastic container has a main body portion, a neck portion and a molded feature such as an anti-rotation lug adjacent to the neck portion. The molded feature has a volume that is less than a volume that would be defined by the maximum external dimensions of the feature. This reduces the shrinkage differential between the molded feature and the neck portion, which could otherwise cause sealing problems with a closure as a result of deformation of the neck portion. A method of correcting a sealing problem in a plastic container by reducing the volume of the molded feature is also disclosed.

Abstract: A plastic container including a body and a neck portion extending from the body is provided. The container includes a first anti-rotation lug extending radially outward from the outer surface of the upper section of the neck portion. The container includes a second anti-rotation lug extending radially outward from the outer surface of the upper section of the neck portion and spaced apart from the first anti-rotation lug. The container includes a first buttress extending radially outward from the outer surface of the upper section of the neck portion and positioned between the first and second anti-rotation lugs. The first buttress reinforces the neck portion between the first and second anti-rotation lugs.

Abstract: A cap for a container neck includes a tubular skirt defining a central axis. The skirt includes an internal first skirt part, means for removably fixing the first skirt part to an exterior surface of the container neck, and a second skirt part. The second skirt part includes a first axial end connecting the second skirt part to the first skirt part, internally having at least one surface adapted to abut a free end of the container neck. The second skirt part also includes a second axial end opposite the first end, and an intermediate part extending between the first and second ends. Ribs project radially from the intermediate part in a direction substantially parallel to the axis. A radial dimension of the intermediate part is less than a radial distance between the exterior cylindrical surface of the first skirt part and the interior radial end of the abutment surface.

Abstract: A cap for a bottle or container. The cap includes bridges for checking whether a screw-coupling type cap is opened or not. A hinge portion where an inner concave groove is formed enabling a stable connection of a cap body and a fixing ring, thereby maintaining a set opening angle of the cap body in case of opening, to prevent the cap body from drooping and being shaken.

Abstract: There is provided a molding stack (102). The molding stack (102) comprises a stripper sleeve (122) that is movable to contact a molded article (114) after the molding thereof; the stripper sleeve (122) having a first surface (204) and a second surface (206) for simultaneously contacting a side and an underside surface, respectively, of the molded article (114) during the stripping of the molded article (114).

Abstract: A fluid dispenser including a casing having a mounting mechanism (2), a connection mechanism (3), and a cylinder (4) with an insertion-and-removal opening (48) defining an axis X; a dispenser member (5) received in the mounting mechanism (2); and a fluid reservoir (6). The reservoir (6) includes a bottom wall (61) accessible at the insertion-and-removal opening (48). The connection mechanism (3) has a reception collar (7), the reception collar (7) guided in axial movement in the cylinder (4) along the axis X against the action of a spring (9). The connection mechanism (3) includes a ring (8) arranged between the reception collar (7) and the spring (9), the ring (8) engaging both the cylinder (4) and the reception collar (7) and responsive to pressure applied against the bottom wall (61) of the reservoir (6), by switching between a locked position and a free position.

Abstract: The invention relates to an extrusion blow-molded component (1) made of thermoplastic resin. The component (1) preferably comprises a recess in the exterior wall, the recess being configured as a blind bore (2) provided with at least one convolution (4). The blind bore (2) serves to receive a complementary fastening element (6) equipped with a threaded stem (17). A contour is provided in the region of the orifice (3) of the blind bore (2), the contour positively interacting with a contour that is complementary on the fastening element upon insertion of the fastening element (6), wherein the angular position of the contour (2) is selected such that inserting the contours into each other is possible only by overcoming an axial tension that is built up due to the rotating movement of the parts to each other under elastic deformation of the plastic (FIG. 1).

Abstract: A container closure assembly includes a cap and a spout assembly. The cap includes an internal thread that is configured to engage with an external thread located on the spout assembly. The cap further includes an engagement prong assembly that is configured to engage with the cylindrical band located on the spout assembly. The cylindrical band is supported by a plurality of tabs such that the engagement prong assembly extends between the band and the external threads when the internal and external threads are engaged and the cap is rotated such that the interaction of the threads moves the cap toward the band, the engagement prong assembly engaging the band when the cap seals the open end of the hollow cylinder, and the engagement prong assembly breaks the tabs when the cap is rotated causing the cap to unseal the open end.

Abstract: A tamper-evident closure for a container is provided. The closure comprises a first portion including inner and outer parts, and a second portion. The outer part is rotatable relative to the inner part from a first position in which at least part of the first and second portions are adjacent each other to a second position in which there is a gap therebetween. The first portion comprises locking means for irreversibly locking the closure in the second position upon a first opening so that the gap cannot be closed. The inner part includes a line of weakness which breaks if the outer part is reverse rotated relative to the inner part.

Abstract: The invention relates to a cap (1) that comprises a circular skirt (12), said cap including an irremovable portion (12-2) fixedly attached about the neck of a vessel (2) and a removable portion (12-1) removably attached to the neck, the irremovable and removable portions being separated by a first weakening line (20). In order to maintain the removable portion of the skirt attached to the irremovable portion of the skirt after the first opening, the skirt is provided with a second peripheral weakening line (34). It is also provided that the first weakening line extends less than 360°, while the two ends (34A, 34B) of the second weakening line are located along the periphery of the skirt respectively between a first (28A) of the two ends of a linking portion of the skirt and the hasp (26-1) closest to said first end, and between the second end (28B) of the linking portion and the hasp (26-6) closest to said second end.

Abstract: A tamper-evident closure is disclosed, having a skirt, threads on an interior of the skirt, and a tamper-evident band secured to the closure body by frangible bridges along a circumferential lower surface of the closure. The band and the closure have a plurality of equidistant vertical upper and lower teeth along an interior wall. Further the subject invention includes a mandrel for use in cutting slits in tamper-evident closures. The mandrel is supported for rotational movement within a closure, and comprises a disc with a circumferential surface with a plurality of equidistant slots for meshing with complementary teeth on the interior surface of the closure.

Abstract: A closure assembly comprising an article with a neck and a cap. The cap includes a tamper-evident ring having at least two ring segments, each ring segment having a base portion and an indicator portion. The article has for each segment a boss with a catch portion having a recess. Upon rotating the cap in an opening direction by the user from its closed position for the first time the head end of the indicator portion enters the recess of the catch portion and is then prevented from further rotation of the cap in opening direction, while the catch portion outer wall comes in the spacing between the spaced apart head end and trailing end, the frangible bridge between the head end and trailing end breaking and the indicator portion bending, folding, and/or buckling while being subjected to permanent deformation upon further rotation of the cap in opening direction.

Abstract: A fluid dispenser including, a fluid reservoir with a neck externally threaded and that internally defines an opening that communicates with the inside of the reservoir, the neck forming at least one helical thread; and a dispenser head that is mounted on the neck by a fastener member in engagement both with the threaded neck and with the dispenser member. The fastener member includes a ring, the ring forming: a reception mechanism for receiving the dispenser member; an annular ledge; and a skirt that is in engagement with the threaded neck. The ring includes a rupture mechanism between the ledge and the skirt so as to separate the ledge from the skirt by turning the ring on the threaded neck, in such a manner as to remove the dispenser member from the reservoir.

Abstract: A closure assembly comprises an article (1) forming a tubular neck (2) around a product passage (3) in said article. The neck forms a mouth at a top end of said product passage. The assembly further comprises a rotational cap (20) that is injection molded of plastic material and that is secured on or to be secured on said neck of the article. The cap seals the product passage in closed position of the cap on said neck, and the cap—for removal of the cap from the neck of the article by a user to open the product passage—is adapted to be manually rotated from the closed position in an opening direction.

Abstract: There is described a closure for a sealed container of a pourable food product, comprising a pouring spout defining a pour opening externally closed by a cover portion, a cap fitted to the pouring spout in a removable way, an opening member interposed between the cap and the cover portion of the pouring spout and joined to the cover portion, and a driving mechanism carried by the cap to engage and pull the opening member along a direction transversal thereto upon removal of the cap from the pouring spout so as to detach the cover portion from the neck portion and free the pour opening when the closure is first unsealed by the user.

Abstract: A closing arrangement includes a neck having an end closed by a wall and an associated cap. The end of the neck is provided with a weakening line that surrounds the neck. The cap is provided with an opening promoting device arranged for engaging with a further opening promoting device of the wall to separate at least a part of the wall of the neck along the weakening line.

Abstract: A synthetic resin container closure does not render required initial torque and required secondary torque for unsealing excessively high, and but can fully reliably prevent slipping-out, a phenomenon where a locking device ascends while elastically climbing over a locking jaw portion, without causing breakage of a circumferential breakable line, at the time of unsealing. Such a synthetic resin container closure and a combination of the synthetic resin container closure and a container are provided. An inverted truncated cone-shaped fitting surface extending upwards at a radially outward incline from the base edge of an upper surface of the locking device is disposed in the inner peripheral surface of a tamper evident bottom section demarcated below the circumferential breakable line formed in a skirt wall.

Abstract: A closure for a container comprises: a pouring spout having a neck defining a pour opening and a cover portion closing one end of the neck; a cap fittable to, and removable from, the pouring spout; a cam for transforming rotation into a stroke having a rotational component and a translational component to couple/detach the cap with/from the pouring spout; a weakening line on the end of the neck; first opening promoting mechanism on the cover portion; and second opening promoting mechanism on the cap to engage the first opening promoting mechanism upon removing the cap from the pouring spout to separate the cover portion from the neck along the weakening line; the first and second opening promoting mechanisms comprise at least one further cam element arranged along an angular portion of the annular periphery of the cover portion to enhance lifting thrust produced by the cap on the cover portion.

Abstract: A closure that includes a top panel and a skirt extending downwardly from a peripheral edge of the top panel is provided. The skirt terminates in a plurality of spaced thread engagement flanges for engaging the thread of the neck of a container. The closure includes a polymer-filled channel which connects the top panel to the skirt. When engaged with the threaded neck of a container, the neck is forced into the channel and engaged by the polymer so that the channel and polymer provide lateral rigidity to the neck. This rigidity prevents the neck from deflecting from the forces resulting between the threads and thread engagement lugs when the forces therebetween are increased to the level required to adequately seal the closure to the container.

Abstract: A connector includes a cylindrical body having: a first threaded section at a first end of the body; a second threaded section at an opposite second end of the body; and at least one of the first or second end of the body has an opening and chamber formed in the body, the chamber having a chamber bottom positioned between the first end and second end, wherein the first threaded section and second threaded section having a same threading pattern and capable of being threadedly coupled to a same threaded receiver so that the connector is bidirectional. The first threaded section can be on a first stem and second threaded section is on a second stem. The first threaded section can be on a first receptacle and the second threaded section is on a second receptacle.

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: The present invention directs a safe sealing cap for container, having a sealing cap body and at least a secure component, the secure component includes a curved part, a swinging support and a retaining plate, the swinging support is fixed on the outer wall of the sealing cap body, the back end of the curved part is fixed on the bottom side of the front end of the swinging support, the back end of the retaining plate is fixed on the inner wall of the back end of the curved part, and the front end of the retaining plate is extended towards the sealing cap body; the safe sealing cap further comprises at least two protection components, the protection components are connected to the sealing cap body respectively, and the protection components are successively arranged on the sealing cap body in the circumferential direction thereof.

Abstract: The invention relates to a cap for the neck of a container and to a method for producing one such cap. According to the invention, the skirt (12) of the cap (1) is provided with frangible bridge elements (44A, 44B) which break when the cap is first opened. In addition, on either side of the aforementioned frangible bridge elements, the skirt includes a non-removable part and a removable part provided with an outer biasing tab (24) that only extends along a peripheral portion (12A) of the skirt. In order to limit the biasing force of the tab, so as to release the removable skirt part, the radial dimension (e44A) of the bridges (44A) located in the skirt portion (12) associated with the tab is smaller than the radial dimension (e44B) of the bridges (44B) located outside said portion.

Abstract: A capsule for storing a fixed amount of syrup. The capsule includes a housing to store the fixed amount of syrup and is shaped to sit on an opening of a bottle of liquid. The capsule also includes a release mechanism to release the syrup in a controlled manner into the bottle. The invention includes a method for releasing syrup from a capsule into a bottle of carbonated water. The method includes the capsule being placed on a rim of the bottle and the capsule receiving a downward force.

Abstract: A tamper-indicating plastic closure, and tamper-evident package includes a closure wherein the closure includes a pilfer band having a substantially continuous tamper-ring. The tamper-ring extends generally angularly upwardly and inwardly of the closure in a tamper-indicating orientation of the tamper-ring for engagement with a relatively enlarged annular locking ring of the associated container. The tamper-ring includes a plurality of circumferentially spaced projections, which comprise relatively thick regions or shoulders, which act to limit lateral movement of the pilfer band with respect to the container by engagement of at least one shoulder with the associated container generally beneath the container locking ring.

Abstract: A cap for a container neck includes a tubular skirt defining a central axis. The skirt includes an internal first skirt part, means for removably fixing the first skirt part to an exterior surface of the container neck, and a second skirt part. The second skirt part includes a first axial end connecting the second skirt part to the first skirt part, internally having at least one surface adapted to abut a free end of the container neck. The second skirt part also includes a second axial end opposite the first end, and an intermediate part extending between the first and second ends. Ribs project radially from the intermediate part in a direction substantially parallel to the axis. A radial dimension of the intermediate part is less than a radial distance between the exterior cylindrical surface of the first skirt part and the interior radial end of the abutment surface.

Abstract: The present relates to a method of manufacturing a product by the steps of i) injecting a sufficiently heated thermoplastic material into a 1st cavity to form a preliminary product comprising a collar having a connecting feature located on the inner surface thereof, then ii) optionally cooling the preliminary product of step i), then iii) blow moulding the preliminary product in a 2nd cavity to form a void volume, wherein steps i) to iii) are performed in a single moulding unit, then iv) removing the finished product produced in step iii) from the single moulding unit

Abstract: A closure for a container has an integral tether section of the closure skirt attached to a tamper band at frangible sections. In the open position, the tether section has a free length providing for a plurality of resiliently docked closure positions retaining the closure on the container and not interfering with the transfer of contents therefrom.

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 plastic closure formed from polymeric materials in accordance with the present invention is configured for enhanced performance, including enhanced strength and impact resistance. In one aspect of the present invention, the closure includes a top wall portion, and an annular, depending skirt portion which defines a plurality of circumferentially spaced, axial columns. Notably, in accordance with the illustrated embodiment, each of these axial columns is provided by a group of gripping knurls provided on the exterior of the skirt portion, with each group of the gripping knurls having relatively shallow valleys between adjacent ones of the knurls.

Abstract: The invention relates to a cap. More particularly, the invention relates to a bottle cap which has engaging formations which allow it to be releasably secured to other caps of the same kind. The cap includes a sleeve moulded integrally to an end wall, the sleeve having at least one line of weakness spaced apart from the end wall for separation of at least one ring portion from the sleeve. The cap further includes primary external co-operating engaging formations provided on either side of the line of weakness, such that the cap is connectible side-to-side, via the primary external cooperating engaging formations, to other caps or ring portions, or to bottles having corresponding primary external cooperating engaging formations.

Abstract: The present invention relates to a metal cap which seals the mouth of a bottle for drinking or the like, and a bottle with the cap which is furnished therewith.

Abstract: A screw closure (10) has a screw cap (1) and a tamperproof band (5). The screw cap (1) has a head plate (2) with a cylindrical lateral cap surface (3,provided with an internal thread (4) and wherein the tamperproof band (5) has a flexible band (6) and is connected to the lower periphery of the lateral cap surface (3) via one or more easy-tear elements (7). In order to create a screw closure which has a flexible band and, even with relatively large tolerance deviations between the closure and container neck, still ensures that the tamperproof band can be reliably torn off is thus providing enhanced functional reliability. The flexible band (6) is a continuously encircling flexible band which, distributed over its circumference, has portions (8) which can be extended easily and, therebetween, portions (9) which are less easy to extend.

Abstract: A closure and container package for pressurized products, such as carbonated beverages, includes a closure comprising a closure cap having a top wall portion, and an annular skirt portion depending from the top wall portion. Features of the closure construction, and selection of the polymer from which the closure is formed, permits the closure to meet sealing, impact resistance, and other performance criteria, with desirably reduced use of polymeric material. Significant cost savings can thus be achieved.

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 method for producing a screw-top bottle-can and a screw-top bottle-can are provided so that a screw-thread can be formed without damaging an inner coating and a resealing operation can be improved. A shoulder part is formed by reducing a diameter of an opening part of a closed-end cylindrical body, a cylindrical part having an intermediate diameter between a major thread diameter and a minor thread diameter and a tapered part which is tapered from an upper end of the cylindrical part toward an opening-end part are formed above the shoulder part, and forming a screw-thread from the tapered part to the cylindrical part so as to form a starting part of the screw-thread at a middle part of the tapered part.

Abstract: An aspect of the invention provides a container cap. The container cap comprises a cap, a handling outer portion, and connecting walls. The cap has a closed end and an open end. The handling outer portion encloses the cap and including recesses and a plurality of protrusions. The plurality of connecting walls connect an outer wall of the cap and an inner wall of the handling outer portion, wherein the connecting walls are disposed radially. The voids are provided between the outer wall of the cap, the inner wall of the holding outer portion, and the connecting walls.

Abstract: A container body (20) includes an upper opening portion (21) having a container internal sidewall portion (22) and a container side skirt portion (24). A lid (10) includes a lid internal sidewall portion (12) and a lid side skirt portion (14). Two or more ledge portions (15) protruding inward are formed on the lid side skirt portion (14). The container side skirt portion (24) includes a first guide portion (30) for guiding downward the ledge portions (15) when the lid (10) is attached. When the lid is closed, the lid (10) is drawn into the side of the container body (20). Thus, a seal portion formed between the container internal sidewall portion (22) and the lid internal sidewall portion (12) is press-contacted, in the state of which the seal portion secures high sealability.

Abstract: A cap for container which comprises a cap body provided with a thread portion at the inner peripheral surface of its upper portion which is engaged with a thread of an opening portion of a container, and a fixed portion connected with the cap body at a cuttable connector portion. The fixed portion comprises an upper ring, and a lower ring provided with lock projections to prevent the lower portion from the opening portion of the container. The upper ring and the lower ring are connected at a connector portion. The lower ring is provided with at least one cutting line extending from its bottom end to its upper end.

Abstract: A plastic closure includes a top wall portion, and an annular depending skirt portion having at least one internal thread formation. In order to facilitate high-speed closure application to an associated container, the closure includes an application guide feature positioned in circumferentially spaced relationship to a thread start of the internal thread formation of the closure. The application guide feature is configured to engage the lower surface of an external thread formation of the associated container, whereby cocking, tilting, and other misalignment of the closure is avoided as it is applied to the container with high-speed application equipment.

Abstract: A container assembly includes a container having an unthreaded finish portion and a closure having a downwardly depending sidewall and blocking structure provided at a lower end of the sidewall for securing the closure on to the unthreaded finish portion. The sidewall is provided with a predetermined area of weakness so that in the event that an attempt is made to remove the closure from the container the predetermined area of weakness will rupture, leaving the closure with insufficient structural integrity to be successfully reapplied to the container. The container assembly has particular utility for use in packaging brand-name comestibles such as ketchup for restaurant use. It will frustrate efforts by the restaurant to replenish the brand-name comestible with a cheaper replacement within a dispensing container that is still labeled with the brand of the original product.

Abstract: A closure is provided for connection to a container. The closure includes a cap and a tamper band. The tamper band includes retention tabs that retain the tamper band to the container.

Abstract: A pour cap for a fluid container includes a cap body, a gasket mounted to the cap body, and an open or closed position communication structure. The pour cap can be positioned on the fluid container in a closed position wherein the container is hydraulically sealed with a high pressure seal, or in an open position wherein fluid flow occurs through flow passages on the gasket and the cap body with first and second low pressure seals preventing unwanted leakage between joining parts on the pour cap. The open or closed position communication structure can include a rib and mating detent for producing a clicking sensation upon manipulation of the pour cap by the user, and/or visual features on the cap body viewable by the user, or a cap body having a asymmetrical shape configured for viewing or tactile interpretation by the user.

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 cap is provided with a guarantee seal. The guarantee seal has guarantee portions which have an engagement portion and a connecting portion. The seal further has bridges for connecting adjacent guarantee portions to one another and a safety portion that makes the engagement portion integral with the handling portion. The safety portion is structurally suitable for keeping the engagement portion constrained in the broken seal configuration, for preventing the forming of dangerous spikes.

Abstract: Closure element (1) of a container particularly made from foil-type material, in particular of a bag-type container for receiving a liquid substance, the closure element having a base (5) that can be fixed to or is already fixed to the container, and which defines a passage (13) and a lid member (3) mounted to the base (5) to clear and close the passage (13), characterized in that the closing element (1) has a transport state in which the lid member (3) is attached to the base (5) via at least one predetermined breaking point (61), and an installation state in which, after separation of the predetermined breaking point attachment, the lid member (3) can rotate relative to the base (5) from an open position to a locked position in which the lid member (3) is removably held at the base (5) by a detent mechanism.

Abstract: A tamper-evident closure (10) for a container (20) is provided. The closure (10) comprises a first portion (25) including inner (35) and outer (45) parts, and a second portion (30). The outer part (45) is movable relative to the inner part (35) from a first position in which the outer part (45) is immediately adjacent the second portion (30) to a second position in which there is an empty unobstructed gap (G) therebetween. The inner (35) and outer (45) parts are adapted to become irreversibly locked in the second position so that the outer part (45) cannot be moved back to the first position to close the gap (G). A combination of such a closure (110) with an in-bore filament (100) connectable to a container (120) is also provided.