EP3889062A1 - Fermeture monobloc attachée - Google Patents

Fermeture monobloc attachée Download PDF

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Publication number
EP3889062A1
EP3889062A1 EP21162518.1A EP21162518A EP3889062A1 EP 3889062 A1 EP3889062 A1 EP 3889062A1 EP 21162518 A EP21162518 A EP 21162518A EP 3889062 A1 EP3889062 A1 EP 3889062A1
Authority
EP
European Patent Office
Prior art keywords
closure
segment
wall
retaining
helical
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.)
Withdrawn
Application number
EP21162518.1A
Other languages
German (de)
English (en)
Inventor
Kaj Pelamo
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Esbottle Oy
Original Assignee
Esbottle Oy
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Esbottle Oy filed Critical Esbottle Oy
Publication of EP3889062A1 publication Critical patent/EP3889062A1/fr
Withdrawn legal-status Critical Current

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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
    • 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
    • B65D41/02—Caps or cap-like covers without lines of weakness, tearing strips, tags, or like opening or removal devices
    • B65D41/04—Threaded or like caps or cap-like covers secured by rotation
    • 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
    • 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
    • B65D41/3442—Threaded or like caps or cap-like covers provided with tamper elements formed in, or attached to, the closure skirt with rigid bead or projections formed on the tamper element and coacting with bead or projections on the container
    • B65D41/3447—Threaded or like caps or cap-like covers provided with tamper elements formed in, or attached to, the closure skirt with rigid bead or projections formed on the tamper element and coacting with bead or projections on the container the tamper element being integrally connected to the closure by means of bridges
    • 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
    • B65D55/00—Accessories for container closures not otherwise provided for
    • B65D55/16—Devices preventing loss of removable closure members
    • 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
    • B65D2401/00—Tamper-indicating means
    • 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
    • B65D2401/00—Tamper-indicating means
    • B65D2401/15—Tearable part of the closure
    • 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
    • B65D2401/00—Tamper-indicating means
    • B65D2401/15—Tearable part of the closure
    • B65D2401/20—Frangible elements completely enclosed in closure skirt
    • 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
    • B65D2401/00—Tamper-indicating means
    • B65D2401/15—Tearable part of the closure
    • B65D2401/30—Tamper-ring remaining connected to closure after initial removal

Definitions

  • the present invention relates generally to a closure for a package. More specifically, the present invention relates to a closure, such as a screw cap, for a bottle. More specifically, the present invention relates to a tethered one-piece closure to assist in preventing or inhibiting the closure from being separated from the container, and especially from the bottle.
  • Containers such as glass and plastic containers, and especially beverage containers, are commonplace today. Once used, the containers that such beverages are served in may cause environmental problems if they are not carefully recycled.
  • these caps are usually not collected or returned for recycling, often being disposed of in landfills, or being swept into waterways or the ocean, where they may be mistaken for food by fish or bifdlife, and which may result in injury or death.
  • the present invention provides a closure, such as a screw cap, comprising: a first portion, having a tubular first wall segment, a helical fastening structure protruding inward from the first wall segment and a retaining portion with a tubular retaining segment.
  • the closure comprising further a second portion connected to each of the first wall segment and the retaining segment.
  • the second portion comprising a helical groove structure extending from the first wall segment to the retaining segment. A part of the helical fastening structure protruding inward from the first wall segment and a part of the helical groove structure of the second portion are arranged to overlap each other.
  • the advantage of the invention is that the closure, such as the screw cap, can be used for short necked or for short mouth containers.
  • the closure still can have a long enough tether or stripe formed from the helical groove structure of the second portion of the side wall of the closure.
  • the untampered closure and its helical fastening structure protruding inward from the first wall segment, i.e. threads in the wall, as fitted on the counter threads of the container mouth withstand pressures of the of the carbonated drinks, such as carbonated beverages when the closure is in a closed position on the mouth of the container.
  • the closure After opening of the closure, the major part of an internal pressure by carbonated beverages exerted to the container and to the closure have been released and a shorter portion of the threads of the closure can still withstand the internal pressure exerted when the closure is reclosed.
  • the closure is easy to open.
  • the chirality of the fastening structure and the chirality of the groove structure correspond each other.
  • a threading of the fastening structure and a threading of the groove structure correspond each other. Threading can be right-handed or left-handed depending of the embodiment.
  • the tether or strip connecting the first section of the closure to the retain section is long enough for making the use of the closure easy.
  • the fastening structure has a first chirality and the groove structure has a second chirality corresponding to the first chirality.
  • the fastening structure has a first chirality and the groove structure has a second chirality opposite to the first chirality.
  • the groove structure forms at least one turn between the first segment and the retaining segment.
  • a part of the helical fastening structure protruding inwards from the first wall segment and a part of the helical groove structure are aligned.
  • the helical fastening structure protruding inwards from the first wall comprises several protuberances and a void or a groove between each two consecutive protuberances.
  • a part of the helical fastening structure protruding inward comprises several protuberances arranged to a section of the second portion formed between the groove.
  • the retaining section with a tubular retaining section with a tubular retaining segment comprises a coupling element for coupling the closure on a mouth or on a neck of a container.
  • the retaining section with a tubular retaining segment comprises a coupling element for coupling the closure to a mouth of a container and wherein the coupling element comprises several protuberances arranged on a rim of the inner wall and inwards from an inner wall of the tubular retaining segment.
  • the retaining section with a tubular retaining segment comprises a deviation portion comprising a surface, preferable deviating from a pitch of the helical groove.
  • the first wall segment or the second portion comprises a deviation portion comprising a surface deviating from a general pitch of the helical groove and adapted to contact the surface of the deviation portion of the retaining section with the retaining segment during an opening of the closure.
  • the closure comprises a top wall arranged to top end of the tubular first wall segment the top end being an opposite end of the closure to an end of the retaining segment.
  • the helical groove structure extending from the first segment to the second portion comprises a frangible groove(s) adapted to form a strip connecting the first part and the retaining segment of the closure when the closure is in an opened position.
  • the strip tethers the first section of the closure to the retaining section and to the container, when the closure is in an opened position.
  • the fastening structure and a part of the groove structure comprise same handed threading with a substantially same pitch. It is to be understood that the aspects and embodiments of the invention described above may be used in any combination with each other. Several of the aspects and embodiments may be combined together to form a further embodiment of the invention.
  • a container can be for example a bottle.
  • the closure 1 comprises a cylindrical side wall 3 and a top wall 2 on the top end of the closure.
  • a retaining ring 4 Arranged on the lower edge 11 of the wall 3 of a closure 1, such as screw cap, of this type is a retaining ring 4 that engages in a counter member, such as in a groove, on a container 30 mouth 34 when the closure 1 is arranged to its position on a container mouth 34.
  • the closure 1 such as a screw cap, has a first portion, having a tubular first wall segment 3 having an outer wall surface and an inner wall surface 16.
  • the closure comprises a helical fastening structure 15, 17 protruding inward from the inner wall surface 16 of the first wall segment 3.
  • the closure 1 comprises a retaining section with a tubular retaining wall segment 4.
  • the closure 1 has a second portion 2P connected to each of the first wall segment 3 and the retaining segment 4.
  • the second portion 2P of wall comprises a helical groove structure 5, 6 extending from the first wall segment 3 to the retaining segment 4.
  • a strip or tether 5 that has formed on opening of the closure from the second portion 2P of the wall connects the retaining segment 4 with the closures first wall segment 3 so that the cap portion 9 will remain connected with the container 30 and cannot be mislaid or discarded separately.
  • the retaining segment 4 is simultaneously used as an anti-tamper ring for the display of initial opening of the container 30.
  • the retaining segment 4 may, for example, connected by means of frangible bridge(s) or by frangible bottom section 24 of the groove 6 with the first wall segment 3 or to the second portion 2P of the closure wall.
  • the retaining segment 4 of the closure may have one or more protuberances 13 radially extending from its inner wall surface 14.
  • the protuberances 13 may be fitted to a counter means, such as a groove on the container mouth when the closure is in position on the container mouth.
  • the retaining section 4 can rotate in the counter means such as in the groove when the closure is opened i.e. unscrewed.
  • a top wall 2 In an upper end of the closure may be a top wall 2.
  • the top wall may be on a first end of the first tubular wall section 3.
  • On an outer wall surface of the tubular first wall section may be provided with friction enhancing members to make a grabbing surface for the cap.
  • a part of the helical fastening structure 15, 17, protruding inward from the first wall segment 3, and a part of the helical groove structure 5, 6 of the second portion 2P of the wall, may be arranged to overlap each other.
  • the grooves 6 and/or their bottom surfaces 24 may be fractioned and the strip 5 may be formed from the second portion 2P of the wall.
  • the retaining section end of the strip 5 is connected to the retaining section 4 via a connecting portion 10.
  • the cap side end of the strip 5 is connected to the first wall section 3 of the closure via second connection portion 8.
  • a part of the helical fastening structure 15, 17 on second portion 2P of the wall may break up and form the strip 5 along the groove 6 of the wall during the unscrewing the closure.
  • the groove may have a lower side surface 21 and an upper side surface 20.
  • the retaining segment have an upper edge 23 being a lower side surface of the groove 6 on a lower portion of the groove.
  • the fastening structure 15, 17 comprises a threading for connecting the closure on a mouth of the container.
  • the threading may comprise the helical fastening structure 15, 17 protruding inward from the first wall 16. This may comprise several protuberances 15 and a void or a groove 17 between each two consecutive protuberances.
  • the groove 17 may be arranged in cross direction to a helical curve of the consecutive protuberances.
  • the groove 17 may be arranged in a longitudinal direction of the closure.
  • the threading may be arranged so that the closure is opened by turning the closure in a counterclockwise direction. The closure may be re-closed by rotating the closure in clockwise direction.
  • the fastening structure 15, 17 may have a first chirality and the groove structure 5, 6 has a second chirality corresponding to the first chirality.
  • the helical fastening structure 15, 17 and the groove structure 5, 6 may have the same chirality.
  • the pitch of at least part of the groove structure 5, 6 and the pitch of the fastening structure 15, 17 correspond each other and are same handed (for example both structures right-handed or both structures left-handed).
  • the fastening structure 15, 17 has a first chirality and the groove structure 5, 6 has a second chirality opposite to the first chirality.
  • the pitch of at least part of the groove structure 5, 6 and the pitch of the fastening structure 15, 17 correspond each other and are not same handed (For example one may be right-handed and the other left-handed) .
  • the groove structure 5, 6 forms at least one turn between the first segment and the retaining segment.
  • the length of the groove 6 on cylindrical wall 3 may be over 360 degrees.
  • a first end 12 of the groove may be in the retaining segment so that lower side surface of the groove is upper edge of the retaining segment 4.
  • the second end 7 of the groove may be arranged to the first section of the wall 3.
  • the groove may be arranged to rotate spiral-like along cylindrical wall and opening to outer surface of the wall.
  • a part of the helical fastening structure 15, 17 protruding inward from the first wall segment 3 and a part of the helical groove structure 5, 6 may be aligned. Then as explained earlier in one embodiment a part of the helical fastening structure 15, 17 on the second portion 2P of the wall may break up and form the strip 5 along the groove 6 of the wall during an opening the closure, for example by unscrewing the closure cap.
  • the helical fastening structure 15, 17 protruding inward from the inner surface 16 of the first wall segment may comprise several protuberances 15 and a void or a groove 17 between each two consecutive protuberances.
  • a part of the helical fastening structure 15, 17 protruding inwards may comprise several protuberances 15 arranged to a section forming a stripe 5 of the second portion 2P formed between the groove 6 or between a helix of the groove.
  • the retaining section with a tubular retaining segment 4 may comprise a coupling element 13 for coupling the closure 1 to a mouth 34 or on a neck of a container 30.
  • the retaining segment 4 may comprise a coupling element 13 for coupling the closure 1 to a mouth 34 of a container 30 and wherein the coupling element 13 comprises several protuberances arranged on a rim of the inner wall (14) inwards from an inner wall 14 of the tubular retaining segment 4.
  • the retaining section with a tubular retaining segment 4 may comprise a deviation portion comprising a surface 24, preferable deviating from a pitch of the helical groove 6.
  • first wall segment 3 or the second portion 2P comprises a deviation portion comprising a surface 25 deviating from a general pitch of the helical groove 6 and adapted to contact the surface 24 of the deviation portion of the retaining section with the retaining segment 4 during an opening of the closure 1.
  • the closure comprises a top wall 2 arranged to top end of the tubular first wall segment 3 the top end being an opposite end of the closure 1 to an end 11 of the tubular retaining segment 4.
  • Between the top wall 2 and the tubular first wall 3 may be a transition section, for example a rounding or a beveling of a corner between the top wall and the cylindrical side wall.
  • the helical groove structure 5, 6 of the second portion 2P extending between the first wall segment and the retaining segment 4 comprises a frangible groove(s) 6 adapted to form a strip 5 connecting the first portion and the retaining segment 4 of the closure when the closure is in an opened position.
  • the strip 5 may tether the first wall section of the closure to the retaining segment 4 and via retaining segment 4 to the container 30, when the closure is in an opened position.
  • the fastening structure 15, 17 and a part of the groove structure 5, 6 may comprise same handed threading with a substantially same pitch.
  • the container 30 may be a bottle.
  • the container may have a neck of mouth 34.
  • the mouth 34 may have a mouth edge 31 and an opening 33.
  • the mouth may have a fastening structure such as a thread 32.
  • the closure 1 and its fastening structure 15, 17 is configured to fit to the threads 32 of the container 30.
  • the container mouth or neck may have a shoulder 35.
  • the retaining segment 4 of the closure is configured to fit to a counter member, such as a groove of the container mouth 32.
  • closure 1 may be made of plastic.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Closures For Containers (AREA)
EP21162518.1A 2020-03-18 2021-03-15 Fermeture monobloc attachée Withdrawn EP3889062A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20205271A FI20205271A1 (en) 2020-03-18 2020-03-18 Shutter

Publications (1)

Publication Number Publication Date
EP3889062A1 true EP3889062A1 (fr) 2021-10-06

Family

ID=74874677

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21162518.1A Withdrawn EP3889062A1 (fr) 2020-03-18 2021-03-15 Fermeture monobloc attachée

Country Status (2)

Country Link
EP (1) EP3889062A1 (fr)
FI (1) FI20205271A1 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004051218A (ja) * 2002-07-19 2004-02-19 Yoshinobu Terui 安全キャップ付き容器
CN1830730A (zh) * 2005-01-01 2006-09-13 郭永军 铰接式防盗瓶盖
WO2015061834A1 (fr) * 2013-10-31 2015-05-07 Doran Brian Dispositif de bouchon pour contenant

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2004051218A (ja) * 2002-07-19 2004-02-19 Yoshinobu Terui 安全キャップ付き容器
CN1830730A (zh) * 2005-01-01 2006-09-13 郭永军 铰接式防盗瓶盖
WO2015061834A1 (fr) * 2013-10-31 2015-05-07 Doran Brian Dispositif de bouchon pour contenant

Also Published As

Publication number Publication date
FI20205271A1 (en) 2021-09-19

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