EP4180349A4 - Can lid and manufacturing method therefor - Google Patents

Can lid and manufacturing method therefor Download PDF

Info

Publication number
EP4180349A4
EP4180349A4 EP21838754.6A EP21838754A EP4180349A4 EP 4180349 A4 EP4180349 A4 EP 4180349A4 EP 21838754 A EP21838754 A EP 21838754A EP 4180349 A4 EP4180349 A4 EP 4180349A4
Authority
EP
European Patent Office
Prior art keywords
lid
manufacturing
method therefor
therefor
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
EP21838754.6A
Other languages
German (de)
French (fr)
Other versions
EP4180349A1 (en
Inventor
Tomomi Kobayashi
Yuki Yamamura
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.)
Toyo Seikan Group Holdings Ltd
Original Assignee
Toyo Seikan Group Holdings 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 Toyo Seikan Group Holdings Ltd filed Critical Toyo Seikan Group Holdings Ltd
Publication of EP4180349A1 publication Critical patent/EP4180349A1/en
Publication of EP4180349A4 publication Critical patent/EP4180349A4/en
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D51/00—Making hollow objects
    • B21D51/16—Making hollow objects characterised by the use of the objects
    • B21D51/38—Making inlet or outlet arrangements of cans, tins, baths, bottles, or other vessels; Making can ends; Making closures
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D51/00—Making hollow objects
    • B21D51/16—Making hollow objects characterised by the use of the objects
    • B21D51/38—Making inlet or outlet arrangements of cans, tins, baths, bottles, or other vessels; Making can ends; Making closures
    • B21D51/44—Making closures, e.g. caps
    • 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
    • B65D17/00—Rigid or semi-rigid containers specially constructed to be opened by cutting or piercing, or by tearing of frangible members or portions
    • B65D17/06—Integral, or permanently secured, end or side closures
    • B65D17/08—Closures secured by folding or rolling and pressing
    • 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
    • B65D7/00—Containers having bodies formed by interconnecting or uniting two or more rigid, or substantially rigid, components made wholly or mainly of metal
    • B65D7/42—Details of metal walls
    • B65D7/44—Reinforcing or strengthening parts or members
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
    • B21D22/00—Shaping without cutting, by stamping, spinning, or deep-drawing
    • B21D22/20—Deep-drawing
    • B21D22/28—Deep-drawing of cylindrical articles using consecutive dies

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Rigid Containers With Two Or More Constituent Elements (AREA)
EP21838754.6A 2020-07-10 2021-06-08 Can lid and manufacturing method therefor Pending EP4180349A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020119375A JP2022016093A (en) 2020-07-10 2020-07-10 Can lid and manufacturing method thereof
PCT/JP2021/021682 WO2022009585A1 (en) 2020-07-10 2021-06-08 Can lid and manufacturing method therefor

Publications (2)

Publication Number Publication Date
EP4180349A1 EP4180349A1 (en) 2023-05-17
EP4180349A4 true EP4180349A4 (en) 2024-06-26

Family

ID=79552418

Family Applications (1)

Application Number Title Priority Date Filing Date
EP21838754.6A Pending EP4180349A4 (en) 2020-07-10 2021-06-08 Can lid and manufacturing method therefor

Country Status (6)

Country Link
US (1) US20230256500A1 (en)
EP (1) EP4180349A4 (en)
JP (1) JP2022016093A (en)
CN (1) CN115768694A (en)
TW (1) TW202216543A (en)
WO (1) WO2022009585A1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH03275443A (en) 1990-03-10 1991-12-06 Toyo Seikan Kaisha Ltd Manufacture of lid for use on pressure proof can and the same lid
JP5956341B2 (en) 2010-09-22 2016-07-27 ユニバーサル製缶株式会社 Can lid
US9573183B2 (en) * 2012-05-18 2017-02-21 Stolle Machinery Company, Llc Container, and selectively formed shell, and tooling and associated method for providing same
JP6988136B2 (en) * 2017-04-03 2022-01-05 東洋製罐株式会社 How to make a shell and how to make a can lid

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *

Also Published As

Publication number Publication date
TW202216543A (en) 2022-05-01
WO2022009585A1 (en) 2022-01-13
CN115768694A (en) 2023-03-07
JP2022016093A (en) 2022-01-21
US20230256500A1 (en) 2023-08-17
EP4180349A1 (en) 2023-05-17

Similar Documents

Publication Publication Date Title
EP4011798A4 (en) Lid member and method for manufacturing same
EP4089198A4 (en) Yield-ratio-controlled steel and manufacturing method therefor
EP3758062A4 (en) Capacitor and manufacturing method therefor
EP3800663A4 (en) Capacitor and manufacturing method therefor
EP3780044A4 (en) Capacitor and manufacturing method therefor
EP3922472A4 (en) Bottle can and manufacturing method thereof
EP3929983A4 (en) Memory and forming method therefor
EP4199087A4 (en) Capacitor structure and manufacturing method therefor
EP4092309A4 (en) Pipe and manufacturing method therefor
EP3965167A4 (en) Semiconductor structure and forming method therefor
EP3971222A4 (en) Complex compound and production method therefor
EP4099386A4 (en) Memory forming method and memory
EP4036960A4 (en) Memory forming method and memory
EP3783647A4 (en) Capacitor and fabrication method therefor
EP3780237A4 (en) Unit cell and manufacturing method therefor
EP3787022A4 (en) Capacitor and manufacturing method therefor
EP3919202A4 (en) Can body and method for manufacturing same
EP3754704A4 (en) Capacitor and manufacturing method thereof
EP4180349A4 (en) Can lid and manufacturing method therefor
EP4122620A4 (en) Can container and method for producing same
EP4102628A4 (en) Tray and tray manufacturing method
EP4184580A4 (en) Memory and manufacturing method therefor
EP4215449A4 (en) Double container and separation method therefor
EP4147842A4 (en) Gasket member manufacturing method and gasket member
EP3933897A4 (en) Packaging structure and formation method therefor

Legal Events

Date Code Title Description
STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE

PUAI Public reference made under article 153(3) epc to a published international application that has entered the european phase

Free format text: ORIGINAL CODE: 0009012

STAA Information on the status of an ep patent application or granted ep patent

Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE

17P Request for examination filed

Effective date: 20230127

AK Designated contracting states

Kind code of ref document: A1

Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

DAV Request for validation of the european patent (deleted)
DAX Request for extension of the european patent (deleted)
REG Reference to a national code

Ref country code: DE

Ref legal event code: R079

Free format text: PREVIOUS MAIN CLASS: B65D0008040000

Ipc: B21D0051380000

A4 Supplementary search report drawn up and despatched

Effective date: 20240529

RIC1 Information provided on ipc code assigned before grant

Ipc: B21D 22/28 20060101ALN20240523BHEP

Ipc: B65D 17/00 20060101ALI20240523BHEP

Ipc: B65D 6/34 20060101ALI20240523BHEP

Ipc: B21D 51/38 20060101AFI20240523BHEP