AU484295B2 - Method and apparatus forthe production of continuous envelopes of plastics materials on rods, bars, pipes orthe like - Google Patents

Method and apparatus forthe production of continuous envelopes of plastics materials on rods, bars, pipes orthe like

Info

Publication number
AU484295B2
AU484295B2 AU63451/73A AU6345173A AU484295B2 AU 484295 B2 AU484295 B2 AU 484295B2 AU 63451/73 A AU63451/73 A AU 63451/73A AU 6345173 A AU6345173 A AU 6345173A AU 484295 B2 AU484295 B2 AU 484295B2
Authority
AU
Australia
Prior art keywords
bars
rods
plastics materials
forthe production
apparatus forthe
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
AU63451/73A
Other versions
AU6345173A (en
Inventor
Zanini Luigi
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.)
Alice Zanini Giovanna Sansome And Renato Zanini
Original Assignee
Alice Zanini Giovanna Sansome And Renato Zanini
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 Alice Zanini Giovanna Sansome And Renato Zanini filed Critical Alice Zanini Giovanna Sansome And Renato Zanini
Priority to AU63451/73A priority Critical patent/AU484295B2/en
Application granted granted Critical
Publication of AU484295B2 publication Critical patent/AU484295B2/en
Publication of AU6345173A publication Critical patent/AU6345173A/en
Expired 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/06—Rod-shaped
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/15—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor incorporating preformed parts or layers, e.g. extrusion moulding around inserts
    • B29C48/154—Coating solid articles, i.e. non-hollow articles

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
AU63451/73A 1973-12-10 1973-12-10 Method and apparatus forthe production of continuous envelopes of plastics materials on rods, bars, pipes orthe like Expired AU484295B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
AU63451/73A AU484295B2 (en) 1973-12-10 1973-12-10 Method and apparatus forthe production of continuous envelopes of plastics materials on rods, bars, pipes orthe like

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AU63451/73A AU484295B2 (en) 1973-12-10 1973-12-10 Method and apparatus forthe production of continuous envelopes of plastics materials on rods, bars, pipes orthe like

Publications (2)

Publication Number Publication Date
AU484295B2 true AU484295B2 (en) 1975-06-12
AU6345173A AU6345173A (en) 1975-06-12

Family

ID=3748252

Family Applications (1)

Application Number Title Priority Date Filing Date
AU63451/73A Expired AU484295B2 (en) 1973-12-10 1973-12-10 Method and apparatus forthe production of continuous envelopes of plastics materials on rods, bars, pipes orthe like

Country Status (1)

Country Link
AU (1) AU484295B2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114654696B (en) * 2022-04-13 2023-08-29 三杰节能新材料股份有限公司 Temperature control mechanism for processing large-sized polyethylene heat-insulation outer protection bent pipe

Also Published As

Publication number Publication date
AU6345173A (en) 1975-06-12

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