EP0570760B1 - Capuchon de fermeture muni d'un élément de garantie - Google Patents
Capuchon de fermeture muni d'un élément de garantie Download PDFInfo
- Publication number
- EP0570760B1 EP0570760B1 EP93107244A EP93107244A EP0570760B1 EP 0570760 B1 EP0570760 B1 EP 0570760B1 EP 93107244 A EP93107244 A EP 93107244A EP 93107244 A EP93107244 A EP 93107244A EP 0570760 B1 EP0570760 B1 EP 0570760B1
- Authority
- EP
- European Patent Office
- Prior art keywords
- ring
- closure cap
- tear
- tamper indicating
- transfer
- 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
Links
Images
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
- B65D41/00—Caps, e.g. crown caps or crown seals, i.e. members having parts arranged for engagement with the external periphery of a neck or wall defining a pouring opening or discharge aperture; Protective cap-like covers for closure members, e.g. decorative covers of metal foil or paper
- B65D41/32—Caps or cap-like covers with lines of weakness, tearing-strips, tags, or like opening or removal devices, e.g. to facilitate formation of pouring openings
- B65D41/34—Threaded or like caps or cap-like covers provided with tamper elements formed in, or attached to, the closure skirt
- B65D41/3423—Threaded or like caps or cap-like covers provided with tamper elements formed in, or attached to, the closure skirt with flexible tabs, or elements rotated from a non-engaging to an engaging position, formed on the tamper element or in the closure skirt
- B65D41/3438—Threaded or like caps or cap-like covers provided with tamper elements formed in, or attached to, the closure skirt with flexible tabs, or elements rotated from a non-engaging to an engaging position, formed on the tamper element or in the closure skirt the tamper element being formed separately but connected to the closure
Definitions
- the invention relates to a closure cap with a separate tamper-evident element made of plastic, consisting of an tamper-evident ring and a tear-off ring connected to it by means of rip-off webs, the tamper-evident element being able to be snapped onto the closure cap, and the tear-off ring being one when the assembled closure cap is screwed on
- the transfer ring of the bottle to be closed overlaps and rests on the underside thereof with an annular shoulder.
- a closure cap of the generic type is known from German Patent 25 54 553.
- Such a two-part tamper-evident closure has the basic advantage that the individual parts can be easily produced in terms of production technology, that the tamper-evident securing element can be simply snapped on in a pre-assembly step, and that when the closure is unscrewed, the securing element is completely separated off, so that the first time is permanent Opening of the closure is and remains recognizable, the screwing on being able to take place with a reasonably low expenditure of force.
- the object of the invention is to improve a closure cap of the generic type in such a way that premature damage to the closure is avoided when it is screwed on and on the other hand, in particular when unscrewing, a uniform tearing off of the webs of the tear-off ring is ensured at low unscrewing forces.
- This object is achieved in that a plurality of centering knobs distributed around its circumference is arranged on the tear-off ring, the centering knobs projecting beyond the ring shoulder of the tear-off ring facing the inside of the closure cap and resting on the transfer ring and from the outside at least at the widest point of the transfer -Ringes abut, the underside of the cap is snapped between the tamper-evident ring and these centering knobs.
- the centering knobs which extend laterally over the transfer ring of the bottle, ensure a very defined positioning of the tear-off ring, so that from the beginning of the unscrewing process, the tear-off forces transmitted by the screwing movement find a reliable and uniform abutment.
- the protruding areas of the centering knobs act as lever arms, which prevent the tear-off ring from being pulled up by the tear-off forces acting on the webs and thereby make it easier to tear off the webs.
- the lower edge of the closure cap has a mounting slope relative to the upper edge of the tamper-evident element. This ensures that the closure cap can be easily locked with the tamper-evident element, even if there are deviations from the desired configuration during the demolding process or if burrs remain.
- the mounting bevel of the closure cap works together with a corresponding inner inclined surface or an inner conical section on the top of the tamper-evident ring.
- the closure cap has a stop bead above the inner locking bead of the tamper-evident ring.
- the tamper-evident element is defined in relation to the closure cap in the axial direction and securely fixed, so that problem-free screwing and unscrewing is ensured.
- the closure cap has a lower cylinder section which engages around and overlaps the centering knobs of the tear-off ring, an undercut being provided on the inside of this cylinder section in the transition region to the closure cap.
- This undercut on the one hand favors the assembly of the tamper-evident element on the closure cap and on the other hand the screwing-on process is not impeded by the centering knobs but is supported in the manner described above.
- a closure cap 1 is shown, which is provided on its outside in a manner known per se with a plurality of gripping ribs 2 running in the axial direction.
- An internal thread 3 is arranged on the inside of the closure cap 1, which thread enables screwing onto a bottle 4 indicated by dashed lines in FIG. 1 or onto an external thread 5 on the neck 6 of the bottle 4.
- a transfer ring 7 which projects outwards in a bead-like manner and which has a flat inwardly sloping surface 8 and an underside which is almost at right angles inwards on its underside.
- the closure cap 1 has in the region of its lower edge a cylinder section 10 which merges into a mounting bevel surface 12 towards the lower edge 11. In this area there are also recesses 13 which ensure that the mold is secured against rotation.
- An undercut 11 is provided on the inside of the cylinder section 10, which surprisingly enables a particularly favorable behavior when screwing on and off.
- a stop bead 15 is provided at a distance from it, forming a locking groove 14.
- the tamper-evident element 16 shown in FIG. 3 comprises an tamper-evident ring 17 and a tear-off ring 18 which is connected to the tamper-evident ring 17 via a plurality of thin webs 19.
- the tear-off ring 18 extends conically inwards and has on its inside distributed over the circumference a plurality of V-shaped sections 20 with reduced wall thickness, which make it easier to slip on the tear-off ring 18 via the transfer ring 7 of a bottle 4.
- the tamper-evident ring 17 has in the region of its upper edge on the inside a latching bead 21, an inclined surface 22 being formed on the top of the latching bead 21 which, when the closure cap 1 is latched with the tamper-evident locking element 16 with the oblique surface 12 on the cylinder section 10 Cap 1 interacts.
- the latching bead 21 of the tamper-evident locking ring 17 enters the latching groove 14 between the stop bead 15 and the outwardly projecting cylinder section 10 of the closure cap 1 and is thus axially defined.
- a plurality of centering knobs 23 are arranged distributed over the circumference, which follow the upper ring shoulder 24 of the tear-off ring 18, which in the assembled state shown in FIG. 1 bears against the inclined surface 9 of the transfer ring 7 of the bottle 4 protrude above with a section 25 such that this section 25 abuts the widest part of the transfer ring 7 on the outside thereof and forms a lever arm which prevents the tear-off ring 18 from being lifted when screwing on due to the tear-off forces transmitted by the webs 19 and is pulled up over the transfer ring 7.
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Closures For Containers (AREA)
Claims (4)
- Capuchon de fermeture (1) pour une bouteille (4) comprenant un anneau de transfert (7) avec un élément de garantie (16) séparé en matière plastique composé d'un anneau d'inviolabilité (17) et d'un anneau d'arrachement (18) relié à cet anneau d'inviolabilité (17) par la voie de traverses (19) déchirables, l'élément de garantie (16) étant à placer par crantage sur le capuchon de fermeture (1), et l'anneau d'arrachement (18), lors du vissage du capuchon de fermeture (1) assemblé, prenant par-dessus l'anneau de transfert (7) de la bouteille (4) à fermer et s'attachant, par un épaulement en anneau, à cet anneau de transfert (7) du côté inférieur de celui-ci, caractérisé en ce qu'une multitude de nopes de centrage (23) est arrangée sur l'anneau d'arrachement (18) et distribuée autour de sa circonférence, les nopes de centrage (23) s'attachant de l'extérieur au moins à la partie la plus large de l'anneau de transfert (7) et dépassant en hauteur l'épaulement en anneau (24) de l'anneau d'arrachage (18), épaulement qui est orienté vers le côté intérieur du capuchon de fermeture et s'attache à l'anneau de transfert (7), le côté inférieur du capuchon de fermeture (1) étant placé par crantage entre l'anneau d'inviolabilité (17) et ces nopes de centrage (23).
- Capuchon de fermeture selon la revendication 1, caractérisé en ce que le bord inférieur (11) du capuchon de fermeture (1) présente une déclivité de montage (12) en face du bord supérieur de l'élément de garantie (16).
- Capuchon de fermeture selon la revendication 1, caractérisé en ce que le capuchon de fermeture (1) présente un renflement en butée (15) au-dessus du renflement intérieur à crantage (21) de l'anneau de garantie (17).
- Capuchon de fermeture selon la revendication 1, caractérisé en ce que le capuchon de fermeture (1) présente une partie cylindrique (10) inférieure qui prend par-dessus les nopes de centrage (23) de l'anneau d'arrachement (18) et les enveloppe, une contre-dépouille (11') étant prévue sur le côté intérieur de cette partie cylindrique (10) dans la zone de transition vers le capuchon de fermeture (1).
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE4216945 | 1992-05-22 | ||
DE4216945A DE4216945A1 (de) | 1992-05-22 | 1992-05-22 | Verschlußkappe mit Originalitäts-Sicherungselement |
Publications (2)
Publication Number | Publication Date |
---|---|
EP0570760A1 EP0570760A1 (fr) | 1993-11-24 |
EP0570760B1 true EP0570760B1 (fr) | 1995-07-26 |
Family
ID=6459485
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP93107244A Expired - Lifetime EP0570760B1 (fr) | 1992-05-22 | 1993-05-05 | Capuchon de fermeture muni d'un élément de garantie |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0570760B1 (fr) |
AT (1) | ATE125509T1 (fr) |
DE (2) | DE4216945A1 (fr) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5443171A (en) * | 1993-03-26 | 1995-08-22 | Owens-Illinois Closure Inc. | Tamper indicating package |
JP2933308B2 (ja) * | 1996-12-03 | 1999-08-09 | 聖次 西原 | 合成樹脂製のピルファープルーフキャップ |
IE20000110A1 (en) | 2000-02-07 | 2001-08-22 | Loctite R & D Ltd | Applicator, Applicator Cap and a Container Having an Applicator Cap |
JP6057848B2 (ja) * | 2012-08-31 | 2017-01-11 | 株式会社吉野工業所 | 抜栓キャップ |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2554553C2 (de) * | 1975-12-04 | 1985-09-05 | Hans 8502 Zirndorf Heinlein | Verschlußkappe mit separatem Originalitäts-Sicherungsteil |
US4402418A (en) * | 1981-11-27 | 1983-09-06 | Ethyl Products Company | Tamperproof closure |
DE3206245A1 (de) * | 1982-02-20 | 1983-09-01 | Alcoa Deutschland Gmbh Verpackungswerke, 6520 Worms | Bausatz fuer einen kappenverschluss |
US4643321A (en) * | 1985-10-03 | 1987-02-17 | Sunbeam Plastics Corporation | Tamper indicating band for threaded cap |
GB8623064D0 (en) * | 1986-09-25 | 1986-10-29 | Nat Plastics Ltd | Cap for container closure |
GB8623065D0 (en) * | 1986-09-25 | 1986-10-29 | Nat Plastics Ltd | Guarantee band for container closure |
US4801030A (en) * | 1987-05-28 | 1989-01-31 | Owens-Illinois Closure Inc. | Tamper-indicating closure and package |
DE3912137A1 (de) * | 1989-04-13 | 1990-10-18 | Berg Jacob Gmbh Co Kg | Aus kunststoff bestehende verschlusskappe fuer einen behaelter |
-
1992
- 1992-05-22 DE DE4216945A patent/DE4216945A1/de not_active Withdrawn
-
1993
- 1993-05-05 EP EP93107244A patent/EP0570760B1/fr not_active Expired - Lifetime
- 1993-05-05 DE DE59300399T patent/DE59300399D1/de not_active Expired - Fee Related
- 1993-05-05 AT AT93107244T patent/ATE125509T1/de not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ATE125509T1 (de) | 1995-08-15 |
EP0570760A1 (fr) | 1993-11-24 |
DE59300399D1 (de) | 1995-08-31 |
DE4216945A1 (de) | 1993-11-25 |
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