ES456095A1 - Tear-off closure and method of forming same - Google Patents

Tear-off closure and method of forming same

Info

Publication number
ES456095A1
ES456095A1 ES456095A ES456095A ES456095A1 ES 456095 A1 ES456095 A1 ES 456095A1 ES 456095 A ES456095 A ES 456095A ES 456095 A ES456095 A ES 456095A ES 456095 A1 ES456095 A1 ES 456095A1
Authority
ES
Spain
Prior art keywords
edge
closure
skirt
wall
hanging
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.)
Expired
Application number
ES456095A
Other languages
Spanish (es)
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.)
Alcoa Corp
Original Assignee
Aluminum Company of America
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
Priority claimed from US05/661,254 external-priority patent/US4073399A/en
Priority claimed from US05/661,255 external-priority patent/US4037551A/en
Application filed by Aluminum Company of America filed Critical Aluminum Company of America
Publication of ES456095A1 publication Critical patent/ES456095A1/en
Expired 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
    • 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
    • B65D41/40—Caps or cap-like covers adapted to be secured in position by permanent deformation of the wall-engaging parts
    • B65D41/44—Caps or cap-like covers adapted to be secured in position by permanent deformation of the wall-engaging parts made of metallic foil or like thin flexible material
    • 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
    • B21D51/383—Making inlet or outlet arrangements of cans, tins, baths, bottles, or other vessels; Making can ends; Making closures scoring lines, tear strips or pulling tabs

Landscapes

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

Abstract

Un método para formar un cierre para recipiente, caracterizado por estirar un disco de metal a una cubierta de cierre que tiene una pared extrema superior, un faldón de cierre alrededor de la pared de extremo superior, un borde anular que se extiende hacia fuera desde el fondo del faldón de cierre, y una pared que cuelga del borde externo del borde anular; cortar dicho borde en un lugar entre dicho faldón y la citada trayectoria de la parte de pared colgante alrededor del cierre, para dejar un borde que se proyecta hacia fuera en el fondo del faldón de cierre; rizar un borde de fondo de dicha pared colgante hacia adentro bajo dicho borde que se proyecta hacia fuera en el faldón de cierre; y rizar el borde superior de dicha pared colgante hacia adentro sobre el citado borde que se proyecta hacia fuera, para formar un anillo para tirar con reborde, con una ranura abierta hacia dentro en el mismo, en donde queda atrapada por lo menos una porción de dicho borde que se proyecta hacia fuera delfaldón de cierre.A method of forming a container closure, characterized by stretching a metal disk to a closure cover having an upper end wall, a closure skirt around the upper end wall, an annular edge extending outward from the bottom of the closing skirt, and a wall hanging from the outer edge of the annular edge; cutting said edge at a location between said skirt and said path of the pendant wall portion around the closure, to leave an outwardly projecting edge at the bottom of the closure skirt; crimping a bottom edge of said hanging wall inwardly under said outward projecting edge on the closure skirt; and curling the upper edge of said inwardly hanging wall over said outwardly projecting edge to form a flanged pull ring with an inwardly open groove therein where at least a portion of said edge projecting out of the closing skirt.

ES456095A 1976-02-25 1977-02-18 Tear-off closure and method of forming same Expired ES456095A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/661,254 US4073399A (en) 1976-02-25 1976-02-25 Tear-off closure
US05/661,255 US4037551A (en) 1976-02-25 1976-02-25 Tear-off closure and method of forming the same

Publications (1)

Publication Number Publication Date
ES456095A1 true ES456095A1 (en) 1978-06-01

Family

ID=27098275

Family Applications (2)

Application Number Title Priority Date Filing Date
ES456095A Expired ES456095A1 (en) 1976-02-25 1977-02-18 Tear-off closure and method of forming same
ES1978234283U Expired ES234283Y (en) 1976-02-25 1978-02-27 A CLOSURE FOR A CONTAINER.

Family Applications After (1)

Application Number Title Priority Date Filing Date
ES1978234283U Expired ES234283Y (en) 1976-02-25 1978-02-27 A CLOSURE FOR A CONTAINER.

Country Status (9)

Country Link
JP (1) JPS52103280A (en)
CH (1) CH603427A5 (en)
DE (1) DE2705934C2 (en)
ES (2) ES456095A1 (en)
FR (1) FR2342216A1 (en)
GB (1) GB1520716A (en)
MX (1) MX144153A (en)
NL (1) NL163179C (en)
SE (1) SE7701113L (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE436192B (en) * 1978-02-27 1984-11-19 Wicanders Korkfabriker Ab REMOVABLE CLOSE CAP
GB2018730B (en) * 1978-03-03 1983-01-06 Crown Cork Japan Container closure
JPS58149265A (en) * 1982-02-17 1983-09-05 東洋製罐株式会社 Simple easy open type vessel cover and its manufacture
JPS59136451U (en) * 1983-03-01 1984-09-12 喜多　義夫 sealant cap
JPS6084535U (en) * 1983-11-15 1985-06-11 株式会社　高見王冠 one tatsuchi crown
JPS60105348U (en) * 1983-12-20 1985-07-18 飯森容器株式会社 Synthetic resin sealing tool
JPS6198403U (en) * 1984-12-04 1986-06-24
GB8527598D0 (en) * 1985-11-08 1985-12-11 Metal Closures Group Plc Capsules
JP2678533B2 (en) * 1991-08-26 1997-11-17 次男 飯高 Device for manufacturing thin film cap, method for manufacturing the same, and thin film cap made of aluminum for covering the mouth of a beverage bottle manufactured by the device
PL2825334T3 (en) 2011-04-20 2022-01-17 Crown Packaging Technology, Inc. Method for forming a profile in a metal ring

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3446382A (en) * 1966-08-15 1969-05-27 American Flange & Mfg Ring pull closure cap
US3865268A (en) * 1973-08-20 1975-02-11 Jack A Coop Tear-off cap closure

Also Published As

Publication number Publication date
ES234283U (en) 1978-07-01
JPS52103280A (en) 1977-08-30
FR2342216A1 (en) 1977-09-23
NL163179C (en) 1980-08-15
FR2342216B1 (en) 1981-08-21
DE2705934C2 (en) 1982-06-16
ES234283Y (en) 1978-11-16
JPS5641511B2 (en) 1981-09-29
MX144153A (en) 1981-09-03
NL7701789A (en) 1977-08-29
GB1520716A (en) 1978-08-09
DE2705934A1 (en) 1977-09-01
CH603427A5 (en) 1978-08-15
SE7701113L (en) 1977-08-26

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