EP4733211A1 - Paper container and paper container manufacturing method - Google Patents

Paper container and paper container manufacturing method

Info

Publication number
EP4733211A1
EP4733211A1 EP24831304.1A EP24831304A EP4733211A1 EP 4733211 A1 EP4733211 A1 EP 4733211A1 EP 24831304 A EP24831304 A EP 24831304A EP 4733211 A1 EP4733211 A1 EP 4733211A1
Authority
EP
European Patent Office
Prior art keywords
step portion
flange part
protrusion
paper
protrusions
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.)
Pending
Application number
EP24831304.1A
Other languages
German (de)
English (en)
French (fr)
Inventor
Sho Takei
Kazuhisa Tamura
Shinichiro Kurihara
Shiro Takeguchi
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.)
Tokan Kogyo Co Ltd
Original Assignee
Tokan Kogyo Co Ltd
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 Tokan Kogyo Co Ltd filed Critical Tokan Kogyo Co Ltd
Publication of EP4733211A1 publication Critical patent/EP4733211A1/en
Pending legal-status Critical Current

Links

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
    • B65D3/00—Rigid or semi-rigid containers having bodies or peripheral walls of curved or partially-curved cross-section made by winding or bending paper without folding along defined lines
    • B65D3/02—Rigid or semi-rigid containers having bodies or peripheral walls of curved or partially-curved cross-section made by winding or bending paper without folding along defined lines characterised by shape
    • B65D3/06—Rigid or semi-rigid containers having bodies or peripheral walls of curved or partially-curved cross-section made by winding or bending paper without folding along defined lines characterised by shape essentially conical or frusto-conical
    • 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
    • B65D29/00—Sacks or like containers made of fabrics; Flexible containers of open-work, e.g. net-like construction
    • 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
    • B65D3/00—Rigid or semi-rigid containers having bodies or peripheral walls of curved or partially-curved cross-section made by winding or bending paper without folding along defined lines
    • B65D3/10—Rigid or semi-rigid containers having bodies or peripheral walls of curved or partially-curved cross-section made by winding or bending paper without folding along defined lines characterised by form of integral or permanently secured end closure
    • B65D3/12—Flanged discs permanently secured, e.g. by adhesives or by heat-sealing
    • B65D3/14—Discs fitting within container end and secured by bending, rolling, or folding operations

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Packages (AREA)
  • Containers Having Bodies Formed In One Piece (AREA)
EP24831304.1A 2023-06-26 2024-01-29 Paper container and paper container manufacturing method Pending EP4733211A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2023104559 2023-06-26
PCT/JP2024/002572 WO2025004423A1 (ja) 2023-06-26 2024-01-29 紙容器及び紙容器製造方法

Publications (1)

Publication Number Publication Date
EP4733211A1 true EP4733211A1 (en) 2026-04-29

Family

ID=93938426

Family Applications (1)

Application Number Title Priority Date Filing Date
EP24831304.1A Pending EP4733211A1 (en) 2023-06-26 2024-01-29 Paper container and paper container manufacturing method

Country Status (5)

Country Link
EP (1) EP4733211A1 (https=)
JP (1) JPWO2025004423A1 (https=)
KR (1) KR20260012776A (https=)
CN (1) CN121399030A (https=)
WO (1) WO2025004423A1 (https=)

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5726315U (https=) * 1980-07-23 1982-02-10
JP2004042987A (ja) 2002-07-15 2004-02-12 Toppan Printing Co Ltd 飲料用紙カップ及びその製造方法
FI122195B (fi) 2004-07-26 2011-10-14 Stora Enso Oyj Menetelmä muovipinnoitteista kartonkia olevan kupin suurullan muodostamiseksi
KR100632261B1 (ko) * 2005-01-12 2006-10-12 주식회사 이생 덮개 개봉이 용이하도록 한 일회용 용기
JP6315728B2 (ja) * 2014-07-24 2018-04-25 東罐興業株式会社 容器及び容器製造方法

Also Published As

Publication number Publication date
KR20260012776A (ko) 2026-01-27
WO2025004423A1 (ja) 2025-01-02
JPWO2025004423A1 (https=) 2025-01-02
CN121399030A (zh) 2026-01-23

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