JPH0366142B2 - - Google Patents

Info

Publication number
JPH0366142B2
JPH0366142B2 JP61166366A JP16636686A JPH0366142B2 JP H0366142 B2 JPH0366142 B2 JP H0366142B2 JP 61166366 A JP61166366 A JP 61166366A JP 16636686 A JP16636686 A JP 16636686A JP H0366142 B2 JPH0366142 B2 JP H0366142B2
Authority
JP
Japan
Prior art keywords
ring
bubble
die
spindle
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
JP61166366A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6237127A (ja
Inventor
Saburo Akane
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.)
SUPERBAG CO
Original Assignee
SUPERBAG CO
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 SUPERBAG CO filed Critical SUPERBAG CO
Priority to JP61166366A priority Critical patent/JPS6237127A/ja
Publication of JPS6237127A publication Critical patent/JPS6237127A/ja
Publication of JPH0366142B2 publication Critical patent/JPH0366142B2/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
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/901—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies
    • B29C48/902—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies internally
    • 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
    • B29C48/90—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article
    • B29C48/901—Thermal treatment of the stream of extruded material, e.g. cooling with calibration or sizing, i.e. combined with fixing or setting of the final dimensions of the extruded article of hollow bodies

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)
JP61166366A 1986-07-15 1986-07-15 インフレーションフイルム成形機のバブル安定体 Granted JPS6237127A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP61166366A JPS6237127A (ja) 1986-07-15 1986-07-15 インフレーションフイルム成形機のバブル安定体

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP61166366A JPS6237127A (ja) 1986-07-15 1986-07-15 インフレーションフイルム成形機のバブル安定体

Related Parent Applications (1)

Application Number Title Priority Date Filing Date
JP60176765A Division JPS6237125A (ja) 1985-08-10 1985-08-10 インフレ−シヨンフイルム成形法

Publications (2)

Publication Number Publication Date
JPS6237127A JPS6237127A (ja) 1987-02-18
JPH0366142B2 true JPH0366142B2 (enrdf_load_stackoverflow) 1991-10-16

Family

ID=15830067

Family Applications (1)

Application Number Title Priority Date Filing Date
JP61166366A Granted JPS6237127A (ja) 1986-07-15 1986-07-15 インフレーションフイルム成形機のバブル安定体

Country Status (1)

Country Link
JP (1) JPS6237127A (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS6237127A (ja) 1987-02-18

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