JPS4985149A - - Google Patents

Info

Publication number
JPS4985149A
JPS4985149A JP47127663A JP12766372A JPS4985149A JP S4985149 A JPS4985149 A JP S4985149A JP 47127663 A JP47127663 A JP 47127663A JP 12766372 A JP12766372 A JP 12766372A JP S4985149 A JPS4985149 A JP S4985149A
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
JP47127663A
Other languages
Japanese (ja)
Other versions
JPS5649739B2 (enrdf_load_html_response
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 JP12766372A priority Critical patent/JPS5649739B2/ja
Publication of JPS4985149A publication Critical patent/JPS4985149A/ja
Publication of JPS5649739B2 publication Critical patent/JPS5649739B2/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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
JP12766372A 1972-12-21 1972-12-21 Expired JPS5649739B2 (enrdf_load_html_response)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12766372A JPS5649739B2 (enrdf_load_html_response) 1972-12-21 1972-12-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12766372A JPS5649739B2 (enrdf_load_html_response) 1972-12-21 1972-12-21

Publications (2)

Publication Number Publication Date
JPS4985149A true JPS4985149A (enrdf_load_html_response) 1974-08-15
JPS5649739B2 JPS5649739B2 (enrdf_load_html_response) 1981-11-25

Family

ID=14965633

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12766372A Expired JPS5649739B2 (enrdf_load_html_response) 1972-12-21 1972-12-21

Country Status (1)

Country Link
JP (1) JPS5649739B2 (enrdf_load_html_response)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6354634U (enrdf_load_html_response) * 1986-09-30 1988-04-12
JPH0584631U (ja) * 1992-04-20 1993-11-16 凸版印刷株式会社 包装用容器

Also Published As

Publication number Publication date
JPS5649739B2 (enrdf_load_html_response) 1981-11-25

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