JPS5126972A - - Google Patents

Info

Publication number
JPS5126972A
JPS5126972A JP49093256A JP9325674A JPS5126972A JP S5126972 A JPS5126972 A JP S5126972A JP 49093256 A JP49093256 A JP 49093256A JP 9325674 A JP9325674 A JP 9325674A JP S5126972 A JPS5126972 A JP S5126972A
Authority
JP
Japan
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.)
Granted
Application number
JP49093256A
Other languages
Japanese (ja)
Other versions
JPS538342B2 (en]
Inventor
Hiroyoshi Shiomi
Eiji Isaharu
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.)
Japan Steel Works Ltd
Original Assignee
Japan Steel Works 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 Japan Steel Works Ltd filed Critical Japan Steel Works Ltd
Priority to JP9325674A priority Critical patent/JPS538342B2/ja
Publication of JPS5126972A publication Critical patent/JPS5126972A/ja
Publication of JPS538342B2 publication Critical patent/JPS538342B2/ja
Expired 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
    • B29C48/30—Extrusion nozzles or dies
    • B29C48/32—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • B29C48/335—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles
    • B29C48/337—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging at a common location
    • B29C48/338—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging at a common location using a die with concentric parts, e.g. rings, cylinders
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP9325674A 1974-08-16 1974-08-16 Expired JPS538342B2 (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9325674A JPS538342B2 (en]) 1974-08-16 1974-08-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9325674A JPS538342B2 (en]) 1974-08-16 1974-08-16

Publications (2)

Publication Number Publication Date
JPS5126972A true JPS5126972A (en]) 1976-03-05
JPS538342B2 JPS538342B2 (en]) 1978-03-28

Family

ID=14077406

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9325674A Expired JPS538342B2 (en]) 1974-08-16 1974-08-16

Country Status (1)

Country Link
JP (1) JPS538342B2 (en])

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51147556A (en) * 1975-06-13 1976-12-17 Toyo Soda Mfg Co Ltd Multiilayer rotary circular die
JPS52160669U (en]) * 1976-05-28 1977-12-06

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0463294U (en]) * 1990-10-05 1992-05-29

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51147556A (en) * 1975-06-13 1976-12-17 Toyo Soda Mfg Co Ltd Multiilayer rotary circular die
JPS52160669U (en]) * 1976-05-28 1977-12-06

Also Published As

Publication number Publication date
JPS538342B2 (en]) 1978-03-28

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