AU559771B2 - Manufacture of j-tubes - Google Patents

Manufacture of j-tubes

Info

Publication number
AU559771B2
AU559771B2 AU15454/83A AU1545483A AU559771B2 AU 559771 B2 AU559771 B2 AU 559771B2 AU 15454/83 A AU15454/83 A AU 15454/83A AU 1545483 A AU1545483 A AU 1545483A AU 559771 B2 AU559771 B2 AU 559771B2
Authority
AU
Australia
Prior art keywords
tubes
manufacture
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.)
Ceased
Application number
AU15454/83A
Other versions
AU1545483A (en
Inventor
Pter Thomas Dartnall
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.)
Iplex Pipelines Australia Pty Ltd
Original Assignee
James Hardie Industries 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 James Hardie Industries Ltd filed Critical James Hardie Industries Ltd
Priority to AU15454/83A priority Critical patent/AU559771B2/en
Publication of AU1545483A publication Critical patent/AU1545483A/en
Application granted granted Critical
Publication of AU559771B2 publication Critical patent/AU559771B2/en
Assigned to IPLEX PIPELINES AUSTRALIA PTY LIMITED reassignment IPLEX PIPELINES AUSTRALIA PTY LIMITED Alteration of Name(s) in Register under S187 Assignors: JAMES HARDIE INDUSTRIES LTD.
Anticipated expiration legal-status Critical
Ceased 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
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/26—Moulds
    • B29C45/261—Moulds having tubular mould cavities
    • B29C45/2614—Moulds having tubular mould cavities for manufacturing bent tubular articles using an undercut forming mould core
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/44—Moulds or cores; Details thereof or accessories therefor with means for, or specially constructed to facilitate, the removal of articles, e.g. of undercut articles
    • 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
    • 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
    • B29L2031/24—Pipe joints or couplings
    • B29L2031/243—Elbows

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
AU15454/83A 1982-06-02 1982-06-02 Manufacture of j-tubes Ceased AU559771B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU15454/83A AU559771B2 (en) 1982-06-02 1982-06-02 Manufacture of j-tubes

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
AU15454/83A AU559771B2 (en) 1982-06-02 1982-06-02 Manufacture of j-tubes
AUPF4336 1982-06-07

Publications (2)

Publication Number Publication Date
AU1545483A AU1545483A (en) 1984-04-19
AU559771B2 true AU559771B2 (en) 1987-03-19

Family

ID=3705522

Family Applications (1)

Application Number Title Priority Date Filing Date
AU15454/83A Ceased AU559771B2 (en) 1982-06-02 1982-06-02 Manufacture of j-tubes

Country Status (1)

Country Link
AU (1) AU559771B2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0640457A1 (en) * 1993-08-24 1995-03-01 Rudolf Riedel GmbH Method for ejecting hollow bodies with internal undercuts and injection mould for carrying out this method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0640457A1 (en) * 1993-08-24 1995-03-01 Rudolf Riedel GmbH Method for ejecting hollow bodies with internal undercuts and injection mould for carrying out this method

Also Published As

Publication number Publication date
AU1545483A (en) 1984-04-19

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Legal Events

Date Code Title Description
MK14 Patent ceased section 143(a) (annual fees not paid) or expired