ES2286179T3 - PLUG PLUG MANUFACTURED BY DOUBLE INJECTION. - Google Patents

PLUG PLUG MANUFACTURED BY DOUBLE INJECTION. Download PDF

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Publication number
ES2286179T3
ES2286179T3 ES02015937T ES02015937T ES2286179T3 ES 2286179 T3 ES2286179 T3 ES 2286179T3 ES 02015937 T ES02015937 T ES 02015937T ES 02015937 T ES02015937 T ES 02015937T ES 2286179 T3 ES2286179 T3 ES 2286179T3
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Spain
Prior art keywords
cap
rigid
cap according
neck
bottle
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
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ES02015937T
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Spanish (es)
Inventor
Armand Wagner
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L&M Services BV
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L&M Services BV
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Publication date
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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D47/00—Closures with filling and discharging, or with discharging, devices
    • B65D47/04—Closures with discharging devices other than pumps
    • B65D47/043—Closures with discharging devices other than pumps with pouring baffles, e.g. for controlling the flow
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D47/00—Closures with filling and discharging, or with discharging, devices
    • B65D47/04—Closures with discharging devices other than pumps
    • B65D47/06—Closures with discharging devices other than pumps with pouring spouts or tubes; with discharge nozzles or passages
    • B65D47/08—Closures with discharging devices other than pumps with pouring spouts or tubes; with discharge nozzles or passages having articulated or hinged closures
    • B65D47/0804—Closures with discharging devices other than pumps with pouring spouts or tubes; with discharge nozzles or passages having articulated or hinged closures integrally formed with the base element provided with the spout or discharge passage
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D47/00—Closures with filling and discharging, or with discharging, devices
    • B65D47/04—Closures with discharging devices other than pumps
    • B65D47/06—Closures with discharging devices other than pumps with pouring spouts or tubes; with discharge nozzles or passages
    • B65D47/10—Closures with discharging devices other than pumps with pouring spouts or tubes; with discharge nozzles or passages having frangible closures
    • B65D47/103—Membranes with a tearing element
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D2251/00—Details relating to container closures
    • B65D2251/10—Details of hinged closures
    • B65D2251/1016—Means for locking the closure in closed position
    • B65D2251/1025—Integral locking elements penetrating in an opening, e.g. a flap through a slit, a hook in an opening
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D2251/00—Details relating to container closures
    • B65D2251/20—Sealing means

Abstract

The one-piece stopper, for a bottle, has a body (1) to be fitted to the neck of the bottle and a cap (2) linked to the body by a lateral hinge (3). The body has a rigid upper section (1a) to give a sealed fit when the cap is closed and locked. The body has an inner tube (10) to deliver the bottle contents, and a lower flexible section (1b) which can be distorted to fit over the bottle neck. The one-piece stopper, for a bottle, has a body (1) to be fitted to the neck of the bottle and a cap (2) linked to the body by a lateral hinge (3). The body has a rigid upper section (1a) to give a sealed fit when the cap is closed and locked. The body has an inner tube (10) to deliver the bottle contents, and a lower flexible section (1b) which can be distorted to fit over the bottle neck. The cap has a locking hook (21) at a tab (22), which clicks into an opening (12) in the upper part of the body. The hook has barbs (21a) which are fractured when the cap is opened for the first time, and remain within the opening. The stopper structure is produced by a two-component injection molding process.

Description

Tapón vertedor fabricado mediante doble inyección.Drain plug manufactured by double injection.

La presente invención se refiere a un tapón de una sola pieza para el acondicionamiento de líquidos alimentarios.The present invention relates to a plug of One piece for liquid conditioning food

Los tapones tradicionales, utilizados para la obturación de recipientes, que contienen productos de uso alimentario (aceite, vinagre...) comprenden, en general, un cuerpo destinado a ser montado sobre el cuello del recipiente por roscado o engatillado y un capuchón de protección unido con dicho cuerpo por una charnela lateral.Traditional plugs, used for container sealing, containing use products food (oil, vinegar ...) comprise, in general, a body intended to be mounted on the neck of the container by threading or hooked and a protective cap attached to said body by A side hinge.

Debido a que las diversas partes del tapón aseguran funciones técnicas diferentes (fijación, estanqueidad, articulación...), estos tapones se realizan en al menos dos piezas separadas (por ejemplo el cuerpo y el capuchón) con materias que tienen propiedades distintas. Estas piezas son ensambladas a continuación entre sí antes del montaje del conjunto sobre el recipiente.Because the various parts of the plug ensure different technical functions (fixing, tightness, articulation ...), these plugs are made in at least two pieces separated (for example the body and the cap) with materials that They have different properties. These pieces are assembled to continuation with each other before assembly of the assembly on the container.

Sin embargo, las operaciones de fabricación y de ensamblaje del tapón son penalizantes desde un punto de vista económico y, en particular, en términos de productividad.However, manufacturing operations and plug assembly are penalizing from a point of view economic and, in particular, in terms of productivity.

Además, la integridad del tapón y su fiabilidad quedan debilitadas de manera global por la presencia de piezas independientes, cuyas uniones están a veces mal establecidas e incluso son eficientes desde el punto de vista mecánico.In addition, the integrity of the plug and its reliability are weakened globally by the presence of pieces independent, whose unions are sometimes poorly established and They are even mechanically efficient.

La publicación FR 2 647 088 describe un conjunto, que comprende un vertedor moldeado con materia flexible y una cápsula con charnela sobremoldeada de materia rígida.Publication FR 2 647 088 describes a set, comprising a molded pourer with flexible material and a capsule with rigid overmoulded hinge.

La presente invención tiene por objeto resolver los problemas técnicos anteriormente citados de manera satisfactoria.The present invention is intended to resolve the technical problems mentioned above so satisfactory

Este objeto se alcanza, según la invención, por medio de un tapón del tipo precedente, caracterizado porque dicho cuerpo comprende una parte superior de materia rígida, que asegura la sujeción y el enclavamiento del capuchón en posición de cierre estanco y que está dotado con un elemento tubular central de distribución y una parte inferior de materia flexible, que permite la fijación del cuerpo por deformación elástica sobre el cuello del recipiente.This object is achieved, according to the invention, by means of a plug of the preceding type, characterized in that said body comprises an upper part of rigid matter, which ensures clamping and locking the cap in the closed position waterproof and which is equipped with a central tubular element of distribution and a lower part of flexible material, which allows the fixation of the body by elastic deformation on the neck of the container.

Según una característica ventajosa, el capuchón está dotado con un elemento de enganche en forma de arpón unido con la pared del capuchón por medio de puentecillos susceptibles de romperse durante la primera apertura y que está destinado a alojarse, de manera irreversible, en una cavidad practicada sobre la parte superior rígida del cuerpo. Preferentemente, dicho arpón es portado por un inglete realizado sobre la periferia inferior del capuchón.According to an advantageous feature, the cap It is equipped with a harpoon-shaped hitch element connected with the wall of the cap by means of bridges susceptible to break during the first opening and that is meant to staying, irreversibly, in a cavity practiced on the rigid upper body. Preferably, said harpoon is carried by a miter made on the lower periphery of the cap.

Según otra característica, la parte superior rígida del cuerpo presenta una periferia curvilínea realzada a manera de una espátula, cuyo perfil es complementario con el de la cara inferior del capuchón y, cuya zona más alta, asegura la unión de la charnela para permitir un libre abatimiento del capuchón sin discontinuidad del elemento tubular central.According to another feature, the top rigid body has a curvilinear periphery enhanced to way of a spatula, whose profile is complementary to that of the lower face of the cap and, whose highest area, ensures the union of the hinge to allow a free rejection of the cap without discontinuity of the central tubular element.

Además, según otra característica, el capuchón es también rígido y está dotado con una corona central, destinada a insertarse de manera estanca en el elemento tubular central del cuerpo, en posición de cierre.In addition, according to another feature, the cap It is also rigid and is equipped with a central crown, intended for inserted tightly in the central tubular element of the body, in closed position.

Según una variante específica, el elemento tubular de distribución está dotado con un velo de obturación amovible, que porta una anilla de tracción.According to a specific variant, the element tubular distribution is equipped with a sealing veil removable, which carries a pull ring.

Según otras características, la materia rígida de la parte superior del cuerpo está constituida por polipropileno homopolímero o copolímero, o por polietileno de elevada densidad, mientras que la materia flexible de la parte inferior del cuerpo, está constituida por polietileno de baja densidad, con radicales o lineal.According to other characteristics, rigid matter The upper part of the body consists of polypropylene homopolymer or copolymer, or by high density polyethylene, while the flexible matter of the lower body, It consists of low density polyethylene, with radicals or linear.

Preferentemente, la parte superior rígida del cuerpo está constituida por el reborde superior del cuerpo, por el elemento tubular central y por un hombro periférico de refuerzo.Preferably, the rigid upper part of the body is constituted by the upper flange of the body, by the central tubular element and by a peripheral shoulder of reinforcement.

Otro objeto de la invención está constituido por un procedimiento para la fabricación de un tapón, que presente las características anteriormente indicadas, según el cual se lleve a cabo el moldeo de las partes superior e inferior del cuerpo, del capuchón y de la charnela en una sola pieza mediante doble inyección, con materias de diferentes durezas.Another object of the invention is constituted by a procedure for the manufacture of a cap, which presents the characteristics indicated above, according to which it is carried out the molding of the upper and lower body parts of the Cap and flapper in one piece by double injection, with materials of different hardnesses.

El tapón de la invención ofrece una estructura monobloque con zonas, cuyas propiedades mecánicas son diferentes y que están adaptadas a las funciones técnicas buscadas.The cap of the invention offers a structure monobloc with zones, whose mechanical properties are different and which are adapted to the technical functions sought.

El tapón de la invención permite simultáneamente la optimación del procedimiento de fabricación industrial en una sola etapa de moldeo con una ganancia substancial de productividad y la obtención de un producto acabado de gran calidad y de fiabilidad acrecentada.The cap of the invention allows simultaneously the optimization of the industrial manufacturing process in a single molding stage with a substantial productivity gain and obtaining a finished product of high quality and reliability increased.

La invención se comprenderá mejor por medio de la lectura de la descripción que sigue con referencia a los dibujos, en los que las figuras 1A y 1B representan vistas, respectivamente en perspectiva y en alzado lateral, de un modo de realización del tapón de la invención en posición abierta.The invention will be better understood by means of reading the description that follows with reference to drawings, in which figures 1A and 1B represent views, respectively in perspective and in side elevation, in a way embodiment of the cap of the invention in an open position.

Las figuras 2A y 2B representan vistas laterales en sección del tapón de la figura 1, respectivamente en posición abierta y en posición cerrada.Figures 2A and 2B represent side views in section of the cap of figure 1, respectively in position open and in closed position.

El tapón, representado en las figuras, comprende un cuerpo 1, destinado a ser montado sobre el cuello de un recipiente (no representado) y un capuchón 2 unido con el cuerpo 1 a través de una charnela lateral 3, cuya estructura es conocida por otra parte.The cap, represented in the figures, comprises a body 1, intended to be mounted on the neck of a container (not shown) and a cap 2 attached to the body 1 to through a side hinge 3, whose structure is known for other part.

El cuerpo 1 comprende una parte superior 1a, realizada con una materia rígida, que entra en contacto y que coopera con el capuchón 2 que es, al menos parcialmente rígido, y una parte inferior flexible 1b, que está destinada a fijarse sobre el cuello del recipiente por deformación elástica, en este caso por medio de un junco de engatillado 11 que puede verse en las figuras 2A y 2B.The body 1 comprises an upper part 1a, made with a rigid material that comes into contact and that cooperates with the cap 2 which is, at least partially rigid, and a flexible lower part 1b, which is intended to be fixed on the neck of the container by elastic deformation, in this case by means of a riveting reed 11 that can be seen in the figures 2A and 2B.

La parte superior 1a, rígida, comprende un elemento tubular central 10 para la distribución del producto a manera de un cuello, cuyo borde superior está recurvado hacia el exterior para facilitar el vertido. La parte superior, rígida, del cuerpo 1 está constituida en este caso, principalmente, por el reborde superior de dicho cuerpo, por el elemento tubular 10 y por un hombro periférico de refuerzo 15 que rodea al elemento tubular 10 y que porta una nervadura discontinua 15a para el enclavamiento del capuchón 2 por engatillado en posición de cierre. La periferia del reborde de la parte superior 1a presenta un perfil curvilíneo realzado a la manera de una espátula, como puede verse en las figuras 1A y 1B.The upper part 1a, rigid, comprises a central tubular element 10 for product distribution a way of a neck, whose upper edge is turned towards the exterior to facilitate spillage. The top, rigid, of the body 1 is constituted in this case, mainly, by the upper flange of said body, by tubular element 10 and by a peripheral reinforcing shoulder 15 surrounding the tubular element 10 and bearing a discontinuous rib 15a for interlocking of the cap 2 by hooking in the closed position. The periphery from the flange of the upper part 1a presents a curvilinear profile enhanced in the manner of a spatula, as can be seen in the Figures 1A and 1B.

Este perfil es complementario del perfil de la cara inferior del capuchón 2 para garantizar la estanqueidad. En la zona más alta de esta periferia es en la que está asegurada la conexión con la charnela 3, de tal manera que el abatimiento del capuchón 2 sea libre, entre sus posiciones de cierre y completamente abierta. En esta configuración, el elemento tubular, central, 10 tiene una pared cilíndrica continua y no es necesario practicar una interrupción o un corte de su periferia para permitir el pivoteo del capuchón.This profile is complementary to the profile of the underside of cap 2 to ensure tightness. In the highest area of this periphery is where the connection with hinge 3, such that the dejection of the Cap 2 be free, between its closed positions and completely open In this configuration, the tubular, central element, 10 it has a continuous cylindrical wall and it is not necessary to practice a interruption or a cut of its periphery to allow the pivoting of the cap.

El capuchón 2 está dotado con un elemento de enganche en forma de arpón 21, destinado a alojarse de manera irreversible en una cavidad 12, practicada sobre la pared superior, rígida, 1a del cuerpo 1, entre la pared lateral externa del cuerpo 1, el borde superior del cuello del recipiente y el elemento tubular 10. El elemento en forma de arpón 21 está unido con la pared del capuchón 2 por medio de puentecillos 21a, que son susceptibles de romperse en el momento de la primera apertura del tapón por el consumidor. La introducción del arpón 21 en la cavidad se efectúa tras el desmoldeo del tapón en el momento del montaje sobre el cuello del recipiente y está facilitada por la guía de las caras convergentes del arpón contra la pared de la cavidad 12.Cap 2 is provided with an element of harpoon-shaped hitch 21, intended to stay so irreversible in a cavity 12, practiced on the upper wall, rigid, 1a of body 1, between the outer side wall of the body 1, the upper edge of the neck of the container and the tubular element 10. The harpoon-shaped element 21 is connected to the wall of the cap 2 by means of bridges 21a, which are susceptible to break at the time of the first opening of the cap by the consumer. The harpoon 21 is inserted into the cavity. after the release of the plug at the time of assembly on the bowl neck and is facilitated by the face guide converge of the harpoon against the wall of the cavity 12.

El elemento en forma de arpón 21 está portado por un inglete 22, realizado sobre la periferia inferior del capuchón 2 a la altura de la cavidad 12. Tras la rotura de los puentecillos 21a, el arpón 21 cae y permanece aprisionado en la cavidad 12.The harpoon-shaped element 21 is carried by a miter 22, made on the lower periphery of the cap 2 at the height of the cavity 12. After the breakage of the bridges 21a, harpoon 21 falls and remains imprisoned in the cavity 12.

El capuchón 2 comprende una corona central 20, destinada a insertarse de manera estanca, en posición de cierre, en el elemento tubular 10 del cuerpo 1.Cap 2 comprises a central crown 20, intended to be inserted tightly, in the closed position, in the tubular element 10 of the body 1.

El elemento tubular 10 está dotado, por su parte, en la parte baja con velo de obturación amovible 13, que porta una anilla de tracción 13a, habiéndose realizado ambos, en este caso, con la misma materia flexible que la parte inferior 1b del cuerpo 1.The tubular element 10 is provided, by its part, in the lower part with removable shutter veil 13, which carries a pull ring 13a, both having been made, in this case, with the same flexible material as the bottom 1b of body 1.

El velo 13 asegura, a la vez, la inviolabilidad y la estanqueidad del recipiente y está colocado, en este caso, por debajo del nivel de la interfase entre las partes superior 1a e inferior 1b.Veil 13 ensures, at the same time, inviolability and the tightness of the container and is placed, in this case, by below the level of the interface between the upper parts 1a and lower 1b.

Por otra parte, el hombro 15 presenta un estrechamiento 15b de calaje a la altura de la cavidad 12, que coopera con un resalte inferior 23 del capuchón 2.On the other hand, shoulder 15 has a narrowing 15b of cavity at the height of cavity 12, which cooperates with a lower protrusion 23 of the cap 2.

El elemento de obturación 10 está dotado, además, en la parte baja, con un regulador de caudal 14 en forma de aletas radiales, que rompen el flujo líquido durante la distribución del producto.The sealing element 10 is provided, also, in the lower part, with a flow regulator 14 in the form of radial fins, which break the liquid flow during distribution of the product.

El procedimiento para la fabricación del tapón, que utiliza la técnica denominada de moldeo por inyección, y los materiales inyectados en el molde son, según la invención, de diferentes naturalezas. La zona del molde, que corresponde a la parte superior 1a del cuerpo 1 a ser realizado, se alimenta, igual que la zona relativa al capuchón 2 y a la charnela, con una materia prima que se califica como rígida (tras refrigeración) que o bien es polipropileno homopolímero o copolímero, o bien es polietileno de alta densidad. La zona del molde, que corresponde a la parte inferior del cuerpo 1 es alimentada, por su parte, con una materia más flexible, que es polietileno de baja densidad, con radicales o lineal.The procedure for manufacturing the cap, which uses the technique called injection molding, and the materials injected into the mold are, according to the invention, of Different natures The mold area, which corresponds to the upper part 1a of body 1 to be performed, it is fed, the same that the area relative to cap 2 and the hinge, with a material premium that qualifies as rigid (after refrigeration) that either it is polypropylene homopolymer or copolymer, or it is polyethylene of high density. The mold area, which corresponds to the part lower body 1 is fed, meanwhile, with a matter more flexible, which is low density polyethylene, with radicals or linear.

Por lo tanto, las dos materias participan en un procedimiento de doble inyección y las dos partes 1a, 1b del cuerpo se sueldan en caliente entre sí según un plano de unión preciso para no formar más que una sola pieza.Therefore, the two subjects participate in a double injection procedure and the two parts 1a, 1b of the body they are hot welded together according to a precise joint plane for Do not form more than one piece.

Claims (10)

1. Tapón de una sola pieza, que comprende un cuerpo (1), destinado a ser montado sobre el cuello de un recipiente y un capuchón (2), unido con dicho cuerpo (1) a través de una charnela lateral (3), caracterizado porque dicho cuerpo (1) comprende una parte superior de materia rígida (1a), que asegura la sujeción y el enclavamiento del capuchón (2) en posición de cierre estanco y que está dotado con un elemento tubular central (10) de distribución y una parte inferior, de materia flexible, (1b), que permite la fijación del cuerpo (1), por deformación elástica sobre el cuello del recipiente.1. One-piece stopper, comprising a body (1), intended to be mounted on the neck of a container and a cap (2), connected with said body (1) through a side hinge (3), characterized in that said body (1) comprises an upper part of rigid material (1a), which ensures the fastening and interlocking of the cap (2) in a sealed position and which is provided with a central tubular element (10) for distribution and a lower part, of flexible material, (1b), which allows the fixing of the body (1), by elastic deformation on the neck of the container. 2. Tapón, según la reivindicación 1, caracterizado porque dicho capuchón (2) está dotado con un elemento de enganche en forma de arpón (21) unido con la pared del capuchón (2) por medio de puentecillos (21a) susceptibles de romperse durante la primera apertura y destinado a alojarse, de manera irreversible, en una cavidad (12) practicada sobre la parte superior rígida (1a) del cuerpo (1).2. Cap according to claim 1, characterized in that said cap (2) is provided with a harpoon-shaped coupling element (21) connected to the wall of the cap (2) by means of bridges (21a) capable of breaking during the first opening and destined to lodge, irreversibly, in a cavity (12) practiced on the rigid upper part (1a) of the body (1). 3. Tapón, según la reivindicación 2, caracterizado porque dicho arpón (21) es portado por un inglete (22), realizado sobre la periferia inferior del capuchón (2).3. Cap according to claim 2, characterized in that said harpoon (21) is carried by a miter (22), made on the lower periphery of the cap (2). 4. Tapón, según una de las reivindicaciones precedentes, caracterizado porque la parte superior, rígida, (1a) del cuerpo (1) presenta una periferia curvilínea realzada a la manera de una espátula, cuyo perfil es complementario con el perfil de la cara inferior del capuchón (2) y cuya zona más alta asegura la unión de la charnela (3), para permitir un abatimiento libre del capuchón (2) sin discontinuidad del elemento tubular central (10).4. Cap according to one of the preceding claims, characterized in that the upper, rigid part (1a) of the body (1) has a curvilinear periphery enhanced in the manner of a spatula, whose profile is complementary to the profile of the lower face of the cap (2) and whose highest area ensures the union of the hinge (3), to allow a free folding of the cap (2) without discontinuity of the central tubular element (10). 5. Tapón, según una de las reivindicaciones precedentes, caracterizado porque el capuchón (2) es igualmente rígido y está dotado con una corona central (20) destinada a insertarse, de manera estanca, en el elemento tubular central (10) del cuerpo (1) en posición de cierre.5. Cap according to one of the preceding claims, characterized in that the cap (2) is equally rigid and is provided with a central crown (20) intended to be inserted, tightly, in the central tubular element (10) of the body ( 1) in closed position. 6. Tapón, según una de las reivindicaciones precedentes, caracterizado porque el elemento tubular de distribución (10) está dotado con un velo de obturación amovible (13), que porta una anilla de tracción (13a).6. Cap according to one of the preceding claims, characterized in that the tubular distribution element (10) is provided with a removable sealing veil (13), which carries a pull ring (13a). 7. Tapón, según una de las reivindicaciones precedentes, caracterizado porque la materia rígida de la parte superior (1a) del cuerpo (1) está constituida por polipropileno homopolímero o copolímero o por polietileno de alta densidad.7. Cap according to one of the preceding claims, characterized in that the rigid material of the upper part (1a) of the body (1) is constituted by homopolymer or copolymer polypropylene or by high density polyethylene. 8. Tapón, según una de las reivindicaciones precedentes, caracterizado porque la materia flexible de la parte inferior (1b) del cuerpo (1) está constituida por polietileno de baja densidad, con radicales o lineal.8. Cap according to one of the preceding claims, characterized in that the flexible material of the lower part (1b) of the body (1) is constituted by low density, radical or linear polyethylene. 9. Tapón, según una de las reivindicaciones precedentes, caracterizado porque la parte superior, rígida, (1a) del cuerpo (1) está constituida por el reborde superior del cuerpo, por el elemento tubular central (10) y por un hombro periférico de refuerzo (15).9. Cap according to one of the preceding claims, characterized in that the upper, rigid part (1a) of the body (1) is constituted by the upper flange of the body, by the central tubular element (10) and by a peripheral shoulder of reinforcement (15). 10. Procedimiento para la fabricación de un tapón, según una de las reivindicaciones precedentes, caracterizado porque se moldean las partes superior (1a) e inferior (1b) del cuerpo (1), el capuchón (2) y la charnela (3) en una sola pieza mediante doble inyección de materias con durezas diferentes.10. Method for manufacturing a cap, according to one of the preceding claims, characterized in that the upper (1a) and lower (1b) parts of the body (1), the cap (2) and the hinge (3) are molded into One piece by double injection of materials with different hardnesses.
ES02015937T 2002-07-17 2002-07-17 PLUG PLUG MANUFACTURED BY DOUBLE INJECTION. Expired - Lifetime ES2286179T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP02015937A EP1382539B1 (en) 2002-07-17 2002-07-17 Two-stage injection moulded closure

Publications (1)

Publication Number Publication Date
ES2286179T3 true ES2286179T3 (en) 2007-12-01

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ID=29762641

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Application Number Title Priority Date Filing Date
ES02015937T Expired - Lifetime ES2286179T3 (en) 2002-07-17 2002-07-17 PLUG PLUG MANUFACTURED BY DOUBLE INJECTION.

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EP (1) EP1382539B1 (en)
AT (1) ATE359214T1 (en)
DE (1) DE60219453D1 (en)
ES (1) ES2286179T3 (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2888566B1 (en) * 2005-07-12 2010-09-17 Bericap CAP WITH MEDIUM SERVER
ES2255883B1 (en) * 2006-01-26 2007-04-16 Bericap, S.A. GREEN PLUG.
EP2074052B1 (en) * 2006-09-01 2014-12-24 MWV Slatersville, LLC. Dispensing closure with obstructed, offset, non-linear flow profile
GB0718913D0 (en) * 2007-09-28 2007-11-07 Obrist Closures Switzerland Flip-top dispensing closure
FR2937959A1 (en) * 2008-10-31 2010-05-07 Christian Guillot Tamperproof cosmetic jar closing device, has tear-off lines comprising portions formed on internal and external surfaces of cap, respectively, and gripping tab provided on width of crown and permitting exertion of traction for tear-off
KR200461241Y1 (en) * 2010-06-07 2012-06-28 씨제이제일제당 (주) stopper and container having the same
GB201210729D0 (en) * 2012-06-15 2012-08-01 Obrist Closures Switzerland A flow regulator
CN105883178A (en) * 2016-05-25 2016-08-24 李红彪 Cap capable of flicking automatically
JP2020132190A (en) * 2019-02-18 2020-08-31 三笠産業株式会社 Hinge cap

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2193193A (en) * 1986-07-28 1988-02-03 Grand Ind Co Ltd Closure for a container
FR2647088B1 (en) * 1989-05-17 1991-11-22 Rical Sa POURING ASSEMBLY AND CAPPING CAP WITH SPRING HINGE

Also Published As

Publication number Publication date
ATE359214T1 (en) 2007-05-15
EP1382539A1 (en) 2004-01-21
DE60219453D1 (en) 2007-05-24
EP1382539B1 (en) 2007-04-11

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