ZA733847B - Injection moulding closures - Google Patents

Injection moulding closures

Info

Publication number
ZA733847B
ZA733847B ZA733847A ZA733847A ZA733847B ZA 733847 B ZA733847 B ZA 733847B ZA 733847 A ZA733847 A ZA 733847A ZA 733847 A ZA733847 A ZA 733847A ZA 733847 B ZA733847 B ZA 733847B
Authority
ZA
South Africa
Prior art keywords
closures
injection moulding
moulding
injection
moulding closures
Prior art date
Application number
ZA733847A
Inventor
M James
Original Assignee
Metal Box Co 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 Metal Box Co Ltd filed Critical Metal Box Co Ltd
Publication of ZA733847B publication Critical patent/ZA733847B/en

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
    • 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
    • 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
    • B65D41/46—Snap-on caps or cap-like covers
    • B65D41/48—Snap-on caps or cap-like covers non-metallic, e.g. made of paper or plastics
    • B65D41/485—Snap-on caps or cap-like covers non-metallic, e.g. made of paper or plastics with integral internal sealing means
    • 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
    • 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
    • B65D2251/00—Details relating to container closures
    • B65D2251/10—Details of hinged closures
    • B65D2251/1008—Means for locking the closure in open position
    • 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
    • B65D2401/25—Non-metallic tear-off strips

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Closures For Containers (AREA)
ZA733847A 1972-06-07 1973-06-06 Injection moulding closures ZA733847B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB2645672A GB1417152A (en) 1972-06-07 1972-06-07 Injection moulding closures

Publications (1)

Publication Number Publication Date
ZA733847B true ZA733847B (en) 1974-05-29

Family

ID=10243907

Family Applications (1)

Application Number Title Priority Date Filing Date
ZA733847A ZA733847B (en) 1972-06-07 1973-06-06 Injection moulding closures

Country Status (3)

Country Link
AU (1) AU5663973A (en)
GB (1) GB1417152A (en)
ZA (1) ZA733847B (en)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK147077C (en) * 1981-11-16 1984-09-10 Nunc As CELL CULTURE CONTAINER
GB2131870B (en) * 1982-12-06 1986-02-26 Itw Ltd Manufacturing techniques particularly applicable to buckles
GB8324172D0 (en) * 1983-09-09 1983-10-12 Tooling Products Langrish Ltd Injection moulding apparatus
GB8405427D0 (en) * 1984-03-01 1984-04-04 Johnsen Jorgensen Plastics Ltd Tamper resistant closures
US5123240A (en) * 1990-03-19 1992-06-23 General Electric Co. Method and apparatus for ejecting foreign matter from the primary flow path of a gas turbine engine
GB2261873B (en) * 1991-11-28 1995-07-12 Bunzl Custom Moulding Limited A combination of a container and a tamper evident closure closing an opening of the container
JP3514013B2 (en) * 1995-11-27 2004-03-31 豊田合成株式会社 Mold for airbag cover
US6177041B1 (en) * 1998-10-13 2001-01-23 Portola Packaging, Inc. Method for forming cap with tear line
CA3164876A1 (en) * 2020-03-24 2021-09-30 Arnold Heinz MAI Closure device for a container

Also Published As

Publication number Publication date
GB1417152A (en) 1975-12-10
AU5663973A (en) 1974-12-12

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