JPH0254213B2 - - Google Patents

Info

Publication number
JPH0254213B2
JPH0254213B2 JP57023074A JP2307482A JPH0254213B2 JP H0254213 B2 JPH0254213 B2 JP H0254213B2 JP 57023074 A JP57023074 A JP 57023074A JP 2307482 A JP2307482 A JP 2307482A JP H0254213 B2 JPH0254213 B2 JP H0254213B2
Authority
JP
Japan
Prior art keywords
mold
parison
core
acute angle
molds
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
JP57023074A
Other languages
English (en)
Japanese (ja)
Other versions
JPS58140224A (ja
Inventor
Hiroshi Myagi
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.)
Resonac Holdings Corp
Original Assignee
Showa Denko KK
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 Showa Denko KK filed Critical Showa Denko KK
Priority to JP57023074A priority Critical patent/JPS58140224A/ja
Publication of JPS58140224A publication Critical patent/JPS58140224A/ja
Publication of JPH0254213B2 publication Critical patent/JPH0254213B2/ja
Granted 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
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/48—Moulds
    • 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
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/48—Moulds
    • B29C49/4802—Moulds with means for locally compressing part(s) of the parison in the main blowing cavity
    • 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
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/48—Moulds
    • B29C49/4802—Moulds with means for locally compressing part(s) of the parison in the main blowing cavity
    • B29C2049/4807—Moulds with means for locally compressing part(s) of the parison in the main blowing cavity by movable mould parts in the mould halves
    • 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
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/48—Moulds
    • B29C2049/4879—Moulds characterised by mould configurations
    • B29C2049/4881—Moulds characterised by mould configurations having a mandrel or core e.g. two mould halves with a core in-between

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
JP57023074A 1982-02-16 1982-02-16 熱可塑性樹脂中空体の製造方法 Granted JPS58140224A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57023074A JPS58140224A (ja) 1982-02-16 1982-02-16 熱可塑性樹脂中空体の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57023074A JPS58140224A (ja) 1982-02-16 1982-02-16 熱可塑性樹脂中空体の製造方法

Publications (2)

Publication Number Publication Date
JPS58140224A JPS58140224A (ja) 1983-08-19
JPH0254213B2 true JPH0254213B2 (enrdf_load_stackoverflow) 1990-11-21

Family

ID=12100251

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57023074A Granted JPS58140224A (ja) 1982-02-16 1982-02-16 熱可塑性樹脂中空体の製造方法

Country Status (1)

Country Link
JP (1) JPS58140224A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS58140224A (ja) 1983-08-19

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