WO2022030979A1 - Bouchon de récipient en pet - Google Patents

Bouchon de récipient en pet Download PDF

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Publication number
WO2022030979A1
WO2022030979A1 PCT/KR2021/010193 KR2021010193W WO2022030979A1 WO 2022030979 A1 WO2022030979 A1 WO 2022030979A1 KR 2021010193 W KR2021010193 W KR 2021010193W WO 2022030979 A1 WO2022030979 A1 WO 2022030979A1
Authority
WO
WIPO (PCT)
Prior art keywords
pet container
lid body
lid
protrusion
end ring
Prior art date
Application number
PCT/KR2021/010193
Other languages
English (en)
Korean (ko)
Inventor
권복민
Original Assignee
주식회사 미소지음
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 주식회사 미소지음 filed Critical 주식회사 미소지음
Publication of WO2022030979A1 publication Critical patent/WO2022030979A1/fr

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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
    • B65D41/32—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

Definitions

  • the present invention relates to a PET container lid, and more particularly, to a PET container lid in which the end ring located at the bottom can be separated together when the lid body coupled to the injection port of the PET container is separated.
  • PET polyethylene terephthalate
  • PET container Since the invention of such a PET container, it was immediately utilized in the industry due to the boom of the carbonated beverage industry and the advantages of materials, and around 1999, it enjoyed a boom to the extent of producing 100 billion bottles a year. At first, it was mostly used as a container for liquids such as beverages and sauces, but recently, it is used as various packaging materials such as eye drops and detergents as well as alcoholic beverages containing beer and soju, and now it is approaching as an essential existence in the living environment of consumers.
  • the injection port (spout portion) of the PET container is provided with a lid (cap) that provides a sealing function to determine whether the container has been opened or not, as well as an airtight seal for preservation of contents (food and beverage, etc.).
  • a typical PET container includes a container body containing the contents and a lid coupled to the inlet of the container body, and on the outer periphery of the inlet of the container body, a spiral fastening protrusion for fastening the lid and An annular constraining protrusion is formed to prevent the lid from being separated.
  • the lid is made of a lid body for sealing and sealing the inlet of the container body and an end ring for sealing the lid body, the inner periphery of the lid body has a spiral protrusion corresponding to the fastening protrusion of the inlet outer periphery is formed, and on the inner periphery of the end ring, a plurality of interference protrusions that are caught by the restraining protrusions of the outer periphery of the injection hole are formed.
  • the PET container and the lid are made of different materials from PET and PE (high density polyethylene; HDPE), in order to satisfy the recyclability (recycling) of the PET container, the lid, which is a dissimilar material, and the end, which is a part of the lid It is desirable to separate all the rings and recover them as a single material as much as possible.
  • PET and PE high density polyethylene
  • the present invention has been proposed in view of the above situation, and in the process of separating the lid body from the injection port of the PET container, a shape change of the end ring under the lid body is induced, so that when the lid body is separated, the outer circumference of the injection port
  • An object of the present invention is to provide a lid for a PET container that loses the binding force of the end ring by the constraining protrusion of the end ring and can thereby be separated together to the end ring.
  • the lid of the PET container is coupled to the injection port of the PET container and in the lid to check whether the contents accommodated in the inside of the PET container are sealed and opened, the spiral coupling part formed around the outer surface of the injection hole and a lid body in which a cap spiral coupling portion is formed around the inner surface to be coupled or separated, and a knurled portion is formed around the outer surface to prevent sliding during rotation; and an interference protrusion formed in a ring shape at the lower portion of the lid body, formed around an inner surface and caught by a restraining protrusion constituting the injection port; a joint protrusion disposed at a gap in the space formed between the lid body and the lower case, both ends of which are integrally formed with the lid body and the lower case, and causing shape deformation when the lid body is rotated; An end ring disposed with a gap between the joint protrusion and the joint protrusion, both ends formed integrally with the lid body and the lower case, and comprising a sealing protrusion
  • the interference protrusion may have a curved shape, in which an upper inclined surface, a vertical surface, and a lower inclined surface are continuously formed from the top to the bottom, and both ends may be formed to be curved.
  • the joint protrusion is formed to be curved along the upper surface of the end ring, and the sealing protrusion has any one shape of a cone, a trapezoid, a semi-conical shape, and a reflective trapezoid shape so that the upper part is easily broken when the lid body is rotated. can be formed.
  • the PET container lid according to the present invention can be separated from the lid body as well as the end ring located under the lid body at the same time in the process of separating the lid body from the injection port of the PET container, so that a single material for satisfying recyclability As a result, there is an effect that the recovery of the PET container is possible.
  • the PET container lid according to the present invention not only satisfies the user needs of separating the end ring, but also serves as a guideline for competitive product development, thereby providing basic data that enhances the quality of life, while not being discarded. has the effect of greatly contributing to the establishment of policies and recovery technologies for the waste resource recycling industry that recovers and recycles resources from waste resources.
  • FIG. 1 is a perspective view showing a PET container lid according to the present invention.
  • Figure 2 is a bottom perspective view showing a PET container lid according to the present invention.
  • Figure 3 is a front view showing a PET container lid according to the present invention.
  • Figure 4 is a cross-sectional view showing a PET container lid according to the present invention.
  • FIG. 5 is a state diagram showing a PET container lid according to the present invention.
  • Figure 6 is a photograph showing a prototype of the lid of the PET container according to the present invention.
  • Figure 1 is a perspective view showing a PET container lid according to the present invention
  • Figure 2 is a bottom perspective view showing a PET container lid according to the present invention
  • Figure 3 is a front view showing a PET container lid according to the present invention
  • Figure 4 is a cross-sectional view showing the PET container lid according to the present invention.
  • the PET container 10 to which the PET container lid 100 of the present invention is applied has an injection hole 12 formed on the upper portion, and a spiral coupling portion 14 is formed around the outer surface of the injection hole 12, and the An annular constraining protrusion 16 is formed in the injection hole 12 located at the lower portion of the spiral coupling portion 14 .
  • the PET container 10 is not limited to the drawings shown, it is revealed that a known PET container can be applied.
  • the PET container lid 100 of the present invention is roughly divided into a lid body 200 and an end ring 300 .
  • the PET container lid 100 of the present invention causes a shape change when the lid body 200 coupled to the injection port 20 of the PET container 10 is separated, and an end ring positioned under the lid body 200 ( 300) is also characterized in that it can be separated.
  • the lid body 200 has a predetermined diameter and is formed in a circular shape on a plane.
  • the lid body 200 is spirally coupled to the injection port 20 of the PET container 10, and the contents (food and beverage, etc.) accommodated in the PET container 10 are prevented from leaking to the outside.
  • the lid body 200 has a lid spiral coupling part 210 is formed around the inner surface, and a knurling part 220 is formed around the outer surface to prevent sliding during rotation operation.
  • the lid body 200 forms a lid spiral coupling part 210 that is coupled or separated from the spiral coupling part 14 of the injection port 12 constituting the PET container 10 on the inner surface, and the outer surface circumference A knurling portion 220 is formed to prevent sliding when the user holds the hand and rotates it in a clockwise or counterclockwise direction.
  • the end ring 300 is integrally formed under the lid body 200 .
  • the end ring 300 performs a sealing function of the lid body 200 coupled to the inlet 20 of the PET container 10 .
  • the end ring 300 has an interference protrusion 310 formed at intervals along the same line around the inner surface, and a joint protrusion 320 formed integrally with the lid body 200 at an upper end with a gap is formed. , a sealing protrusion 330 is formed with a gap between the joint protrusions 320 .
  • the interference protrusion 310 is caught by the annular constraining protrusion 24 constituting the inlet 20 when the lid body 200 is coupled to the inlet 20 of the PET container 10 .
  • the interference protrusion 310 has a curved shape, and an upper inclined surface 311, a vertical surface 312, and a lower inclined surface 313 are continuously formed in the upper to lower direction, and both ends 314 are formed to be curved.
  • the interference protrusion 310 has an inclined lower inclined surface 313 to be smoothly inserted into the restraining protrusion 24 of the injection hole 20 , and a vertical surface 312 to be supported by the restraining protrusion 24 . ) is formed to protrude, and the upper inclined surface 311 is formed to be inclined so that it can be smoothly separated from the restraining protrusion 24 of the injection hole 20 .
  • joint protrusion 320 is formed to be curved along the upper surface of the end ring 300 to cause shape deformation during the rotation operation of the lid body 200 .
  • the joint protrusion 320 is pulled in the direction of the lid body 200 when the lid body 200 is separated from the injection port 20 of the PET container 10, causing a shape deformation and end It serves to move the ring 300 away from the constraining protrusion 24 .
  • the upper part connected to the lid body 200 is fractured during the rotation operation of the lid body 200, and accordingly, it is possible to determine whether the lid body 200 is opened.
  • the sealing protrusion 330 is formed in any one of a cone, a trapezoidal shape, a semi-conical shape, and a reflective trapezoid shape so that the lid body 200 can be smoothly broken during the rotation operation.
  • a lid having a predetermined diameter and formed in a circular shape on a plane, the lid spiral coupling part 210 is formed around the inner surface, and the knurling part 220 is formed around the outer surface to prevent sliding during rotation operation.
  • Interference protrusions 310 are formed at intervals along the same line around the inner surface in a ring shape, and joint protrusions 320 formed integrally with the lid body 200 at intervals at the upper end are formed, and the joint protrusions ( The end ring 300 in which the sealing protrusion 330 is formed with a gap between 320 is integrally formed with the PET container lid 100 integrally formed.
  • the PET container lid 100 is provided and coupled to the injection port 12 of the PET container 10, and the injection hole 12 is closed to preserve the contents contained in the PET container 10.
  • the sealed and sealed box it will provide the ability to seal whether it has been opened or not.
  • the user drinks the contents contained in the inside of the PET container 10, and the PET container lid 100 composed of the lid body 200 and the end ring 300 is inserted into the injection port 12 of the PET container 10. If you want to separate from, it is as follows.
  • the lid body 200 provided and coupled to the injection part 12 of the PET container 10 is rotated counterclockwise so that the lid body 200 rises along the injection part 12 .
  • the injection part 12 is opened by allowing the lid body 200 to be completely separated from the fed container 10 , and the user can drink the food and beverage contained in the PET container 10 .
  • the lid body 200 coupled to the injection unit 12 is rotated counterclockwise to open the injection unit 12, the lid spiral formed around the inner surface of the lid body 200
  • the lid body 200 moves to the upper side of the injection part 12 and it is completely separated from the injection part 12 of the PET container 10 according to the continuation of the process.
  • the interference protrusion 310 around the inner surface of the end ring 300 is formed of the PET container (10).
  • the injection part 12 rides over the restraining protrusion 16 around the outer surface, and the end ring 300 completely deviates from the injection part 12, and the end ring 300 together with the lid body 200 is a PET container ( 10) at the same time it becomes possible to separate from
  • the lid body 200 and the end ring 300 located at the lower part of the lid body 200 are separated.
  • the lid body 200 as well as the end ring 300 can be separated at the same time, so it is possible to achieve the effect of enabling the recovery of the PET container 10 as a single material for satisfying recyclability.
  • the shape deformation of the end ring 300 (ring shape preservation ability) degradation), and by allowing the interference protrusion 310 to escape from the restraining protrusion 16 around the outer surface of the injection unit 12, the end ring 300 can be more easily and easily removed from the injection unit 12 It is possible to achieve a possible effect by isolating it.
  • the present invention relates to a PET container lid, and more particularly, it can be used in the PET container lid field in which the end ring located at the bottom can also be separated when the lid body coupled to the injection port of the PET container is separated.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Closures For Containers (AREA)

Abstract

La présente invention concerne un bouchon de récipient en PET et un bouchon couplé à un orifice d'entrée pour confirmer l'étanchéité ferme des contenus reçus à l'intérieur d'un récipient en PET et l'ouverture de celui-ci, le bouchon comprenant : un corps de bouchon ayant une partie de couplage filetée de bouchon formée sur la circonférence de la surface interne de celui-ci pour être couplée ou séparée d'une partie de couplage filetée formée sur la circonférence de la surface externe de l'orifice d'entrée et une partie moletée formée sur la circonférence de sa surface extérieure de manière à pouvoir empêcher le glissement pendant la rotation ; et une bague d'extrémité est formée sous une forme annulaire au-dessous du corps de bouchon et comprend un boîtier inférieur qui présente des saillies d'interférence, devant être mises en prise par des saillies de verrouillage disposées sur l'orifice d'entrée, formées à des intervalles sur la circonférence de la surface interne de celui-ci, des parties saillantes d'articulation qui sont agencées à des intervalles dans un espace formé entre le corps de bouchon et le boîtier inférieur, dont les extrémités des deux côtés sont formées d'un seul tenant sur le corps de bouchon et le boîtier inférieur, et qui sont déformées pendant la rotation du corps de bouchon, et des parties saillantes d'étanchéité qui sont agencées, à des intervalles, entre les parties saillantes d'articulation, dont les extrémités sur les deux côtés sont formées d'un seul tenant sur le corps de bouchon et le boîtier inférieur, et dont chacune est isolée pendant la rotation du corps de bouchon.
PCT/KR2021/010193 2020-08-07 2021-08-04 Bouchon de récipient en pet WO2022030979A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020200098925A KR102248418B1 (ko) 2020-08-07 2020-08-07 페트용기 뚜껑
KR10-2020-0098925 2020-08-07

Publications (1)

Publication Number Publication Date
WO2022030979A1 true WO2022030979A1 (fr) 2022-02-10

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ID=75915964

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Application Number Title Priority Date Filing Date
PCT/KR2021/010193 WO2022030979A1 (fr) 2020-08-07 2021-08-04 Bouchon de récipient en pet

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KR (1) KR102248418B1 (fr)
WO (1) WO2022030979A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102248418B1 (ko) * 2020-08-07 2021-05-06 주식회사 미소지음 페트용기 뚜껑
KR102355269B1 (ko) * 2021-07-27 2022-02-08 한백희 친환경 플라스틱 병뚜껑
WO2024137922A1 (fr) * 2022-12-22 2024-06-27 H.J. Heinz Company Brands Llc Récipient, fermeture et procédés de fabrication et d'utilisation

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009292531A (ja) * 2008-06-09 2009-12-17 Japan Crown Cork Co Ltd タンパーエビデント特性を備えた合成樹脂製容器蓋
JP2011063312A (ja) * 2009-09-17 2011-03-31 Tadao Takakura 分別回収率を高めるペットボトル用キャップ
JP2013126881A (ja) * 2011-12-16 2013-06-27 Nippon Closures Co Ltd 合成樹脂製容器蓋及びこれと容器との組み合わせ
KR20170000825U (ko) * 2015-08-25 2017-03-07 한미약품 주식회사 병마개
KR102248418B1 (ko) * 2020-08-07 2021-05-06 주식회사 미소지음 페트용기 뚜껑

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4560127B1 (ja) 2009-06-25 2010-10-13 有己 古野 樹脂製ボトルキャップのエンドリング除去構造並びにこれを具えた容器
KR20150001931U (ko) 2015-04-10 2015-05-20 양복주 용기용 에코 캡

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2009292531A (ja) * 2008-06-09 2009-12-17 Japan Crown Cork Co Ltd タンパーエビデント特性を備えた合成樹脂製容器蓋
JP2011063312A (ja) * 2009-09-17 2011-03-31 Tadao Takakura 分別回収率を高めるペットボトル用キャップ
JP2013126881A (ja) * 2011-12-16 2013-06-27 Nippon Closures Co Ltd 合成樹脂製容器蓋及びこれと容器との組み合わせ
KR20170000825U (ko) * 2015-08-25 2017-03-07 한미약품 주식회사 병마개
KR102248418B1 (ko) * 2020-08-07 2021-05-06 주식회사 미소지음 페트용기 뚜껑

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