JPS538342B2 - - Google Patents

Info

Publication number
JPS538342B2
JPS538342B2 JP9325674A JP9325674A JPS538342B2 JP S538342 B2 JPS538342 B2 JP S538342B2 JP 9325674 A JP9325674 A JP 9325674A JP 9325674 A JP9325674 A JP 9325674A JP S538342 B2 JPS538342 B2 JP S538342B2
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.)
Expired
Application number
JP9325674A
Other languages
Japanese (ja)
Other versions
JPS5126972A (en]
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 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 JPS5126972A (en]) 1976-03-05
JPS538342B2 true 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 (1)

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

Families Citing this family (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

Cited By (1)

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

Also Published As

Publication number Publication date
JPS5126972A (en]) 1976-03-05

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