CA2401029A1 - Molded closure with flex areas and method - Google Patents

Molded closure with flex areas and method Download PDF

Info

Publication number
CA2401029A1
CA2401029A1 CA002401029A CA2401029A CA2401029A1 CA 2401029 A1 CA2401029 A1 CA 2401029A1 CA 002401029 A CA002401029 A CA 002401029A CA 2401029 A CA2401029 A CA 2401029A CA 2401029 A1 CA2401029 A1 CA 2401029A1
Authority
CA
Canada
Prior art keywords
cap
skirt
flex
thread
areas
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.)
Abandoned
Application number
CA002401029A
Other languages
English (en)
French (fr)
Inventor
Douglas J. Jackson
Daniel L. King
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.)
Pechiney Plastic Packaging Inc
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
Application filed by Individual filed Critical Individual
Publication of CA2401029A1 publication Critical patent/CA2401029A1/en
Abandoned legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • 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
    • B65D41/02—Caps or cap-like covers without lines of weakness, tearing strips, tags, or like opening or removal devices
    • B65D41/04—Threaded or like caps or cap-like covers secured by rotation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/0081—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor of objects with parts connected by a thin section, e.g. hinge, tear line
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/40—Removing or ejecting moulded articles
    • B29C45/44—Removing or ejecting moulded articles for undercut articles
    • B29C45/4407—Removing or ejecting moulded articles for undercut articles by flexible movement of undercut portions of the articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2031/00—Other particular articles
    • B29L2031/56—Stoppers or lids for bottles, jars, or the like, e.g. closures
    • B29L2031/565—Stoppers or lids for bottles, jars, or the like, e.g. closures for containers

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Closures For Containers (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
CA002401029A 2000-03-16 2000-09-15 Molded closure with flex areas and method Abandoned CA2401029A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US18986900P 2000-03-16 2000-03-16
US60/189,869 2000-03-16
PCT/US2000/025338 WO2001070586A1 (en) 2000-03-16 2000-09-15 Molded closure with flex areas and method

Publications (1)

Publication Number Publication Date
CA2401029A1 true CA2401029A1 (en) 2001-09-27

Family

ID=22699101

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002401029A Abandoned CA2401029A1 (en) 2000-03-16 2000-09-15 Molded closure with flex areas and method

Country Status (11)

Country Link
EP (1) EP1263657A4 (pt)
JP (1) JP2003528010A (pt)
KR (1) KR20020089396A (pt)
CN (1) CN1270940C (pt)
AU (2) AU7583100A (pt)
BR (1) BR0017167A (pt)
CA (1) CA2401029A1 (pt)
MX (1) MXPA02008932A (pt)
RU (1) RU2002127730A (pt)
WO (1) WO2001070586A1 (pt)
ZA (1) ZA200206837B (pt)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7891511B2 (en) * 2005-11-22 2011-02-22 Portola Packaging, Inc. Scallop cap closures
JP2007176553A (ja) * 2005-12-28 2007-07-12 Alcoa Closure Systems Japan Ltd 合成樹脂製キャップ、容器、閉止装置、および飲料入り閉止装置
WO2008005841A2 (en) * 2006-06-30 2008-01-10 Johnsondiversey, Inc. Closure for a pressurizable container comprising a pump and a vent
US7556163B2 (en) * 2006-08-24 2009-07-07 Alcoa Closure Systems International, Inc. Lightened, molded plastic closure exhibiting enhanced strength
BR112012021014A2 (pt) * 2010-02-26 2017-07-04 Closure Systems Int Inc método para moldar um fechamento composto
ITMO20110022A1 (it) * 2011-02-09 2012-08-10 Sacmi Tappo per la chiusura di un contenitore
JP7055554B2 (ja) * 2017-12-28 2022-04-18 株式会社吉野工業所 吐出具及び吐出容器
WO2023229011A1 (ja) * 2022-05-26 2023-11-30 伸晃化学株式会社 キャップ

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3618170A (en) * 1969-07-14 1971-11-09 Edward W Owens Apparatus for molding plastic closures
DE2353742C2 (de) * 1973-10-26 1983-08-04 Robert Finke Kunststoff-Spritzguss-Werk, 5950 Finnentrop Kappenverschluß für Flaschen u. dgl. mit Kinderschutzsicherung
US3878961A (en) * 1973-12-28 1975-04-22 Illinois Tool Works Child resistant closures
US4550841A (en) * 1982-11-15 1985-11-05 Jeffrey Sandhaus Closure having integral formed sealing means
GB8414455D0 (en) * 1984-06-06 1984-07-11 Metal Box Plc Containers
US4806301A (en) * 1984-08-15 1989-02-21 American Safety Closure Corp. Process of removing a plastic cap from a mold
DE8428279U1 (de) * 1984-09-26 1984-11-08 Mauser-Werke GmbH, 5040 Brühl Schutzkappe
US4742929A (en) * 1986-03-10 1988-05-10 Owens-Illinois Closure Inc. Threaded container closure
US4657221A (en) * 1986-04-22 1987-04-14 Aluminum Company Of America Male core for forming vent slots in a thermoplastic closure
US4721220A (en) * 1986-08-29 1988-01-26 Owens-Illinois Closure Inc. Threaded container and closure
DE3708472A1 (de) * 1987-03-16 1988-10-06 Zeller Plastik Koehn Graebner Schraubteil aus kunststoff
ATE125644T1 (de) * 1991-06-08 1995-08-15 Busak & Shamban Gmbh & Co Dichtungsventil für behälteröffnungen.
US5197620A (en) * 1992-04-27 1993-03-30 Owens-Illinois Closure Inc. Venting closure
US5307945A (en) * 1992-06-26 1994-05-03 Hidding Walter E Closure
GB9316834D0 (en) * 1993-08-13 1993-09-29 Beeson & Sons Ltd Container closure assembly
TW279835B (en) * 1995-03-22 1996-07-01 Precision Valve Corp Tamper-evident closure with captive band
US5960972A (en) * 1996-11-15 1999-10-05 Constancio Larguia, Sr. Container cap with interlocked safety closure
US5836467A (en) * 1997-05-22 1998-11-17 Rexam Plastics Inc. Double-shell closure having an arcuate groove
JPH1170950A (ja) * 1997-08-29 1999-03-16 Kao Corp 容 器

Also Published As

Publication number Publication date
EP1263657A4 (en) 2004-11-17
RU2002127730A (ru) 2004-03-20
MXPA02008932A (es) 2003-04-25
BR0017167A (pt) 2003-04-29
AU7583100A (en) 2001-10-03
CN1270940C (zh) 2006-08-23
ZA200206837B (en) 2003-02-27
JP2003528010A (ja) 2003-09-24
EP1263657A1 (en) 2002-12-11
WO2001070586A1 (en) 2001-09-27
CN1450970A (zh) 2003-10-22
AU2000275831B2 (en) 2005-12-15
KR20020089396A (ko) 2002-11-29

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Legal Events

Date Code Title Description
EEER Examination request
FZDE Dead