JPS6121127B2 - - Google Patents

Info

Publication number
JPS6121127B2
JPS6121127B2 JP56189451A JP18945181A JPS6121127B2 JP S6121127 B2 JPS6121127 B2 JP S6121127B2 JP 56189451 A JP56189451 A JP 56189451A JP 18945181 A JP18945181 A JP 18945181A JP S6121127 B2 JPS6121127 B2 JP S6121127B2
Authority
JP
Japan
Prior art keywords
protrusion
hollow body
slide core
mounting seat
mold
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
JP56189451A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5890926A (ja
Inventor
Yoshiaki Sano
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.)
NIPPON PURASUTO KK
Original Assignee
NIPPON PURASUTO 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 NIPPON PURASUTO KK filed Critical NIPPON PURASUTO KK
Priority to JP56189451A priority Critical patent/JPS5890926A/ja
Publication of JPS5890926A publication Critical patent/JPS5890926A/ja
Publication of JPS6121127B2 publication Critical patent/JPS6121127B2/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
    • 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
    • B29C49/02—Combined blow-moulding and manufacture of the preform or the parison
    • B29C49/04—Extrusion blow-moulding
    • B29C49/0411—Means for defining the wall or layer thickness
    • 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
    • B29C49/4802—Moulds with means for locally compressing part(s) of the parison in the main blowing cavity
    • B29C49/4812—Moulds with means for locally compressing part(s) of the parison in the main blowing cavity and welding opposite wall parts of the parisons or preforms to each other

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)
JP56189451A 1981-11-26 1981-11-26 中空体の成形方法 Granted JPS5890926A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56189451A JPS5890926A (ja) 1981-11-26 1981-11-26 中空体の成形方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56189451A JPS5890926A (ja) 1981-11-26 1981-11-26 中空体の成形方法

Publications (2)

Publication Number Publication Date
JPS5890926A JPS5890926A (ja) 1983-05-30
JPS6121127B2 true JPS6121127B2 (en]) 1986-05-26

Family

ID=16241465

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56189451A Granted JPS5890926A (ja) 1981-11-26 1981-11-26 中空体の成形方法

Country Status (1)

Country Link
JP (1) JPS5890926A (en])

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19706838A1 (de) * 1997-02-21 1998-08-27 Moeller Plast Gmbh Verfahren und Vorrichtung zur Herstellung von Kunststoff-Formteilen durch Blasformen
JP5372415B2 (ja) * 2008-06-16 2013-12-18 キョーラク株式会社 座部材付き中空成形品およびその製造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4874561A (en]) * 1972-01-08 1973-10-08
JPS53114868A (en) * 1977-03-18 1978-10-06 Teraoka Shoichi Molding of hollow article

Also Published As

Publication number Publication date
JPS5890926A (ja) 1983-05-30

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