JPH038257B2 - - Google Patents

Info

Publication number
JPH038257B2
JPH038257B2 JP57198339A JP19833982A JPH038257B2 JP H038257 B2 JPH038257 B2 JP H038257B2 JP 57198339 A JP57198339 A JP 57198339A JP 19833982 A JP19833982 A JP 19833982A JP H038257 B2 JPH038257 B2 JP H038257B2
Authority
JP
Japan
Prior art keywords
bubble
hollow inner
outer cylinder
inner cylinder
air
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
JP57198339A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5989122A (ja
Inventor
Kenji Fukai
Shoji Yokoyama
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.)
Placo Co Ltd
Original Assignee
Placo 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 Placo Co Ltd filed Critical Placo Co Ltd
Priority to JP57198339A priority Critical patent/JPS5989122A/ja
Publication of JPS5989122A publication Critical patent/JPS5989122A/ja
Publication of JPH038257B2 publication Critical patent/JPH038257B2/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
    • B29C48/919—Thermal treatment of the stream of extruded material, e.g. cooling using a bath, e.g. extruding into an open bath to coagulate or cool the material
    • 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
    • B29C48/89—Internal treatment, e.g. by applying an internal cooling fluid stream
    • 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)
JP57198339A 1982-11-13 1982-11-13 インフレ−シヨン成形機におけるバブル安定体支持装置 Granted JPS5989122A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57198339A JPS5989122A (ja) 1982-11-13 1982-11-13 インフレ−シヨン成形機におけるバブル安定体支持装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57198339A JPS5989122A (ja) 1982-11-13 1982-11-13 インフレ−シヨン成形機におけるバブル安定体支持装置

Publications (2)

Publication Number Publication Date
JPS5989122A JPS5989122A (ja) 1984-05-23
JPH038257B2 true JPH038257B2 (cs) 1991-02-05

Family

ID=16389468

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57198339A Granted JPS5989122A (ja) 1982-11-13 1982-11-13 インフレ−シヨン成形機におけるバブル安定体支持装置

Country Status (1)

Country Link
JP (1) JPS5989122A (cs)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3815415A1 (de) * 1988-05-06 1989-11-16 Kiefel Gmbh Paul Hochleistungskuehlverfahren und vorrichtung fuer die herstellung von bi-orientierten folien aus hoch- und mittelmolaren thermoplasten

Also Published As

Publication number Publication date
JPS5989122A (ja) 1984-05-23

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