FR2269454B1 - - Google Patents

Info

Publication number
FR2269454B1
FR2269454B1 FR7512347A FR7512347A FR2269454B1 FR 2269454 B1 FR2269454 B1 FR 2269454B1 FR 7512347 A FR7512347 A FR 7512347A FR 7512347 A FR7512347 A FR 7512347A FR 2269454 B1 FR2269454 B1 FR 2269454B1
Authority
FR
France
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
FR7512347A
Other versions
FR2269454A1 (fr
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.)
Individual
Original Assignee
Individual
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 JP49048721A external-priority patent/JPS50143682A/ja
Priority claimed from JP14758874A external-priority patent/JPS5174779A/ja
Application filed by Individual filed Critical Individual
Publication of FR2269454A1 publication Critical patent/FR2269454A1/fr
Application granted granted Critical
Publication of FR2269454B1 publication Critical patent/FR2269454B1/fr
Expired 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
    • 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
    • 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
    • B65D17/28—Rigid or semi-rigid containers specially constructed to be opened by cutting or piercing, or by tearing of frangible members or portions at lines or points of weakness
    • B65D17/404—Details of the lines of weakness

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Containers Opened By Tearing Frangible Portions (AREA)
  • Closures For Containers (AREA)
  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
FR7512347A 1974-05-02 1975-04-21 Expired FR2269454B1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP49048721A JPS50143682A (fr) 1974-05-02 1974-05-02
JP14758874A JPS5174779A (en) 1974-12-24 1974-12-24 Kanni okeru setsudanyoinakaikohenno keiseihohonarabini kono hohoojitsushisuru tameno sochi

Publications (2)

Publication Number Publication Date
FR2269454A1 FR2269454A1 (fr) 1975-11-28
FR2269454B1 true FR2269454B1 (fr) 1978-06-30

Family

ID=26389027

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7512347A Expired FR2269454B1 (fr) 1974-05-02 1975-04-21

Country Status (11)

Country Link
US (1) US3996867A (fr)
BR (1) BR7502407A (fr)
CA (1) CA1040486A (fr)
CH (1) CH590157A5 (fr)
DE (1) DE2509494C3 (fr)
ES (1) ES436478A1 (fr)
FR (1) FR2269454B1 (fr)
GB (1) GB1468121A (fr)
IT (1) IT1037708B (fr)
NL (1) NL7505182A (fr)
SE (1) SE411851B (fr)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4130074A (en) * 1977-12-29 1978-12-19 Reynolds Metals Company Tab system
WO1980001558A1 (fr) * 1979-01-29 1980-08-07 K Taniuchi Couvercle facile a ouvrir pour conteneur
US4216736A (en) * 1979-02-02 1980-08-12 Boise Cascade Corporation Method and apparatus for forming no-fin scored metal ends
GB2132018A (en) * 1982-11-26 1984-06-27 Stc Plc Reduction of rupture strength of metal cans
JPH0683865B2 (ja) * 1985-09-17 1994-10-26 有限会社谷啓製作所 容器蓋における裂開部の形成方法
AT390746B (de) * 1988-11-30 1990-06-25 Vaillant Gmbh Verfahren zur herstellung eines randflansches sowie nach diesem verfahren hergestellter randflansch
EP0433235A1 (fr) * 1989-12-11 1991-06-19 Siegfried Frei Procédé de fabrication de lignes de déchirage au ruban de déchirage et au couvercles déchirables ainsi que procédé de fabrication d'une rupture de commencement au ruban de déchirage et boîte ainsi obtenue
EP0542104B1 (fr) * 1991-11-08 1999-04-21 Nippon Steel Corporation Couvercle pour boítes en acier revêtue avec un dispositif d'ouverture sans recours à une remise du revêtement aux surfaces intérieure et extérieure
FR2690098B1 (fr) * 1992-04-15 1996-07-12 Lorraine Laminage Procede de fabrication d'un couvercle ou d'un fond de boite a ouverture facile.
US6401956B1 (en) 1999-09-21 2002-06-11 Crown Cork & Seal Technologies Corporation Safety container end having improved opening characteristics
DE102019117286A1 (de) * 2019-06-27 2020-12-31 Zumtobel Lighting Gmbh Verfahren zur Erzeugung eines geschwächten Materialabschnitts in einem Bauteil

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR356467A (fr) * 1905-05-15 1905-11-30 Halfdan Abel Lunde Perfectionnements dans les dispositifs d'ouverture pour boites de conserves et objets semblables
GB399065A (en) * 1932-02-17 1933-09-28 Transitoria Ab Apparatus for producing so-called weakening lines in preserve can covers or the like
DE1510910A1 (de) * 1962-11-13 1969-07-10 Scragg & Sons Kordel oder Garn als Einlage in Formteile
US3362569A (en) * 1964-08-24 1968-01-09 Joseph A. Geiger Container closures with breakable openings
US3870001A (en) * 1970-12-31 1975-03-11 Fraze Ermal C Can end with inseparable tear strip
US3875884A (en) * 1971-11-03 1975-04-08 Nat Can Corp Full open end and method of making
US3741142A (en) * 1972-03-27 1973-06-26 Procter & Gamble Method of making a tear open closure
US3881437A (en) * 1973-02-12 1975-05-06 Walter C Lovell Method of making pop-in container closure

Also Published As

Publication number Publication date
SE7505020L (sv) 1975-11-03
CH590157A5 (fr) 1977-07-29
IT1037708B (it) 1979-11-20
DE2509494B2 (de) 1979-02-22
SE411851B (sv) 1980-02-11
NL7505182A (nl) 1975-11-04
GB1468121A (en) 1977-03-23
AU7962575A (en) 1976-10-14
FR2269454A1 (fr) 1975-11-28
CA1040486A (fr) 1978-10-17
US3996867A (en) 1976-12-14
BR7502407A (pt) 1976-03-16
DE2509494A1 (de) 1975-11-13
ES436478A1 (es) 1977-09-16
DE2509494C3 (de) 1979-10-25

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Legal Events

Date Code Title Description
ST Notification of lapse