JPH0436532B2 - - Google Patents

Info

Publication number
JPH0436532B2
JPH0436532B2 JP60298252A JP29825285A JPH0436532B2 JP H0436532 B2 JPH0436532 B2 JP H0436532B2 JP 60298252 A JP60298252 A JP 60298252A JP 29825285 A JP29825285 A JP 29825285A JP H0436532 B2 JPH0436532 B2 JP H0436532B2
Authority
JP
Japan
Prior art keywords
parison
members
split molds
cavities
intermediate members
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
JP60298252A
Other languages
English (en)
Japanese (ja)
Other versions
JPS62156924A (ja
Inventor
Sumio Nagai
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.)
Kyoraku Co Ltd
Original Assignee
Kyoraku Co 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 Kyoraku Co Ltd filed Critical Kyoraku Co Ltd
Priority to JP60298252A priority Critical patent/JPS62156924A/ja
Publication of JPS62156924A publication Critical patent/JPS62156924A/ja
Publication of JPH0436532B2 publication Critical patent/JPH0436532B2/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
    • B29C49/4242—Means for deforming the parison prior to the blowing operation
    • 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
    • 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
    • B29C49/48185—Moulds with more than one separate mould 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
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2023/00—Tubular articles
    • B29L2023/004—Bent tubes

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
JP60298252A 1985-12-28 1985-12-28 屈曲した中空体の成形方法 Granted JPS62156924A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP60298252A JPS62156924A (ja) 1985-12-28 1985-12-28 屈曲した中空体の成形方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP60298252A JPS62156924A (ja) 1985-12-28 1985-12-28 屈曲した中空体の成形方法

Publications (2)

Publication Number Publication Date
JPS62156924A JPS62156924A (ja) 1987-07-11
JPH0436532B2 true JPH0436532B2 (enrdf_load_stackoverflow) 1992-06-16

Family

ID=17857212

Family Applications (1)

Application Number Title Priority Date Filing Date
JP60298252A Granted JPS62156924A (ja) 1985-12-28 1985-12-28 屈曲した中空体の成形方法

Country Status (1)

Country Link
JP (1) JPS62156924A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5662842A (en) * 1994-07-18 1997-09-02 Salflex Polymers Ltd. Process for blow molding hollow objects with independent movement of mold halves
FR2738180B1 (fr) * 1995-08-30 1997-10-31 Hutchinson Procede de fabrication d'un produit en matiere plastique par extrusion-soufflage en trois dimensions

Also Published As

Publication number Publication date
JPS62156924A (ja) 1987-07-11

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Legal Events

Date Code Title Description
LAPS Cancellation because of no payment of annual fees