CA1015515A - Multi-stage blow molding method - Google Patents

Multi-stage blow molding method

Info

Publication number
CA1015515A
CA1015515A CA185,763A CA185763A CA1015515A CA 1015515 A CA1015515 A CA 1015515A CA 185763 A CA185763 A CA 185763A CA 1015515 A CA1015515 A CA 1015515A
Authority
CA
Canada
Prior art keywords
molding method
blow molding
stage blow
stage
molding
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
CA185,763A
Other languages
English (en)
Other versions
CA185763S (en
Inventor
Gottfried Mehnert
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
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA1015515A publication Critical patent/CA1015515A/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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/08—Biaxial stretching during blow-moulding
    • B29C49/16—Biaxial stretching during blow-moulding using pressure difference for pre-stretching, e.g. pre-blowing
    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
    • B29C49/04—Extrusion blow-moulding
    • B29C49/04102—Extrusion blow-moulding extruding the material continuously
    • 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
    • B29C2949/00—Indexing scheme relating to blow-moulding
    • B29C2949/07—Preforms or parisons characterised by their configuration
    • B29C2949/0715—Preforms or parisons characterised by their configuration the preform having one end closed
    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
    • B29C49/06—Injection blow-moulding
    • 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/18—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor using several blowing steps

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
CA185,763A 1972-11-18 1973-11-14 Multi-stage blow molding method Expired CA1015515A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2256684A DE2256684A1 (de) 1972-11-18 1972-11-18 Verfahren fuer die mehrstufige herstellung von hohlkoerpern aus thermoplastischem kunststoff nach der blasmethode

Publications (1)

Publication Number Publication Date
CA1015515A true CA1015515A (en) 1977-08-16

Family

ID=5862129

Family Applications (1)

Application Number Title Priority Date Filing Date
CA185,763A Expired CA1015515A (en) 1972-11-18 1973-11-14 Multi-stage blow molding method

Country Status (8)

Country Link
AU (1) AU6262573A (cs)
BR (1) BR7309008D0 (cs)
CA (1) CA1015515A (cs)
DE (1) DE2256684A1 (cs)
ES (1) ES420633A1 (cs)
FR (1) FR2207007B3 (cs)
GB (1) GB1418799A (cs)
IT (1) IT1001832B (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4208921C1 (cs) * 1992-03-19 1993-04-15 Rainer 3530 Warburg De Fischer

Also Published As

Publication number Publication date
BR7309008D0 (pt) 1974-08-22
ES420633A1 (es) 1976-04-01
AU6262573A (en) 1975-05-22
GB1418799A (en) 1975-12-24
DE2256684A1 (de) 1974-05-22
IT1001832B (it) 1976-04-30
FR2207007A1 (cs) 1974-06-14
FR2207007B3 (cs) 1976-10-01

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