JPH0365779B2 - - Google Patents

Info

Publication number
JPH0365779B2
JPH0365779B2 JP59166913A JP16691384A JPH0365779B2 JP H0365779 B2 JPH0365779 B2 JP H0365779B2 JP 59166913 A JP59166913 A JP 59166913A JP 16691384 A JP16691384 A JP 16691384A JP H0365779 B2 JPH0365779 B2 JP H0365779B2
Authority
JP
Japan
Prior art keywords
air
chamber
iris
cooling
irises
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 - Lifetime
Application number
JP59166913A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6144624A (ja
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 filed Critical
Priority to JP59166913A priority Critical patent/JPS6144624A/ja
Publication of JPS6144624A publication Critical patent/JPS6144624A/ja
Publication of JPH0365779B2 publication Critical patent/JPH0365779B2/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
    • 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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/885—External treatment, e.g. by using air rings for cooling tubular films
    • 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
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • 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
    • B29C48/88—Thermal treatment of the stream of extruded material, e.g. cooling
    • B29C48/911—Cooling
    • B29C48/9115—Cooling of hollow articles
    • B29C48/912—Cooling of hollow articles of tubular films

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
JP59166913A 1984-08-09 1984-08-09 チユ−ブラ製膜の空冷装置 Granted JPS6144624A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP59166913A JPS6144624A (ja) 1984-08-09 1984-08-09 チユ−ブラ製膜の空冷装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP59166913A JPS6144624A (ja) 1984-08-09 1984-08-09 チユ−ブラ製膜の空冷装置

Publications (2)

Publication Number Publication Date
JPS6144624A JPS6144624A (ja) 1986-03-04
JPH0365779B2 true JPH0365779B2 (enrdf_load_stackoverflow) 1991-10-15

Family

ID=15839962

Family Applications (1)

Application Number Title Priority Date Filing Date
JP59166913A Granted JPS6144624A (ja) 1984-08-09 1984-08-09 チユ−ブラ製膜の空冷装置

Country Status (1)

Country Link
JP (1) JPS6144624A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN116615324A (zh) 2021-03-31 2023-08-18 住友重机械工业株式会社 膜成型装置

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5234368U (enrdf_load_stackoverflow) * 1976-08-12 1977-03-10
JPS5429371A (en) * 1977-08-10 1979-03-05 Tokuyama Soda Co Ltd Production of tubular film of sythetic resin
JPS5429370A (en) * 1977-08-10 1979-03-05 Tokuyama Soda Co Ltd Production of tubular film of sythetic resin

Also Published As

Publication number Publication date
JPS6144624A (ja) 1986-03-04

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