ZA815476B - Process for the production of extralong screw closures in aluminium or other metals,comprising two or more drawing operations,a rolling phase and a sealing disk insertion phase,using a special punch equipped with blades during the final drawing phase so that vertical weakening lines from the inside outwards are obtained on the closure - Google Patents

Process for the production of extralong screw closures in aluminium or other metals,comprising two or more drawing operations,a rolling phase and a sealing disk insertion phase,using a special punch equipped with blades during the final drawing phase so that vertical weakening lines from the inside outwards are obtained on the closure

Info

Publication number
ZA815476B
ZA815476B ZA815476A ZA815476A ZA815476B ZA 815476 B ZA815476 B ZA 815476B ZA 815476 A ZA815476 A ZA 815476A ZA 815476 A ZA815476 A ZA 815476A ZA 815476 B ZA815476 B ZA 815476B
Authority
ZA
South Africa
Prior art keywords
phase
extralong
aluminium
closure
metals
Prior art date
Application number
ZA815476A
Other languages
English (en)
Inventor
G Attivissimo
Original Assignee
Alucaps Italiana
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 Alucaps Italiana filed Critical Alucaps Italiana
Publication of ZA815476B publication Critical patent/ZA815476B/xx

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
    • B21D51/44—Making closures, e.g. caps
    • B21D51/50—Making screw 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
    • 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
    • B65D41/348—Threaded or like caps or cap-like covers provided with tamper elements formed in, or attached to, the closure skirt the tamper element being rolled or pressed to conform to the shape of the container, e.g. metallic closures
    • 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
    • B65D2401/35—Vertical or axial lines of weakness

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Closures For Containers (AREA)
  • Containers Having Bodies Formed In One Piece (AREA)
ZA815476A 1980-08-12 1981-08-10 Process for the production of extralong screw closures in aluminium or other metals,comprising two or more drawing operations,a rolling phase and a sealing disk insertion phase,using a special punch equipped with blades during the final drawing phase so that vertical weakening lines from the inside outwards are obtained on the closure ZA815476B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT24123/80A IT1132396B (it) 1980-08-12 1980-08-12 Procedimento per la realizzazione di capsula di laminato di alluminio a vite con anello di garanzia prolungato per la formazione di collare,indebolito per la sua facile eliminazione ed il recupero dei contenitori di vetro a rendere

Publications (1)

Publication Number Publication Date
ZA815476B true ZA815476B (en) 1982-07-28

Family

ID=11212085

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA815476A ZA815476B (en) 1980-08-12 1981-08-10 Process for the production of extralong screw closures in aluminium or other metals,comprising two or more drawing operations,a rolling phase and a sealing disk insertion phase,using a special punch equipped with blades during the final drawing phase so that vertical weakening lines from the inside outwards are obtained on the closure

Country Status (7)

Country Link
EP (1) EP0047854B1 (da)
AU (1) AU7396381A (da)
DE (1) DE3165397D1 (da)
DK (1) DK356181A (da)
ES (1) ES268581Y (da)
IT (1) IT1132396B (da)
ZA (1) ZA815476B (da)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5004110A (en) * 1989-08-03 1991-04-02 Abbott Laboratories Retortable closure for plastic container
ITUB20153398A1 (it) * 2015-09-03 2017-03-03 Guala Closures Spa Contenitore per chiusura riciclabile e assieme contenitore chiusura.
WO2023183966A1 (en) * 2022-03-28 2023-10-05 Interpack Pty Ltd Bottle closure, system, and related method
AU2025259900B1 (en) * 2025-03-28 2026-02-19 Interpack Pty Ltd Bottle cap and method of production and related apparatus

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3416474A (en) * 1965-12-09 1968-12-17 Bouchage Mecanique Method and apparatus for forming a breakable connection between two portions of a closure cap
US3824941A (en) * 1971-02-22 1974-07-23 C Hannon Apparatus for forming treaded closures
NL7706402A (nl) * 1977-06-10 1978-12-12 Lindner Ind Sluiting in het bijzonder een sluitdop voor een van een schroefhals voorziene fles of der- gelijke, werkwijze ter vervaardiging daarvan en daarbij toe te passen gereedschap.
US4185576A (en) * 1977-09-12 1980-01-29 National Can Corporation Apparatus for forming tamper-proof closures

Also Published As

Publication number Publication date
AU7396381A (en) 1982-02-18
DE3165397D1 (en) 1984-09-13
IT1132396B (it) 1986-07-02
ES268581U (es) 1983-07-16
ES268581Y (es) 1984-02-01
EP0047854A1 (en) 1982-03-24
DK356181A (da) 1982-02-13
IT8024123A0 (it) 1980-08-12
EP0047854B1 (en) 1984-08-08

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