JPS4964576U - - Google Patents

Info

Publication number
JPS4964576U
JPS4964576U JP1972109438U JP10943872U JPS4964576U JP S4964576 U JPS4964576 U JP S4964576U JP 1972109438 U JP1972109438 U JP 1972109438U JP 10943872 U JP10943872 U JP 10943872U JP S4964576 U JPS4964576 U JP S4964576U
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
JP1972109438U
Other languages
Japanese (ja)
Other versions
JPS5213344Y2 (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 JP1972109438U priority Critical patent/JPS5213344Y2/ja
Publication of JPS4964576U publication Critical patent/JPS4964576U/ja
Application granted granted Critical
Publication of JPS5213344Y2 publication Critical patent/JPS5213344Y2/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)
JP1972109438U 1972-09-22 1972-09-22 Expired JPS5213344Y2 (enrdf_load_html_response)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1972109438U JPS5213344Y2 (enrdf_load_html_response) 1972-09-22 1972-09-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1972109438U JPS5213344Y2 (enrdf_load_html_response) 1972-09-22 1972-09-22

Publications (2)

Publication Number Publication Date
JPS4964576U true JPS4964576U (enrdf_load_html_response) 1974-06-06
JPS5213344Y2 JPS5213344Y2 (enrdf_load_html_response) 1977-03-25

Family

ID=28330868

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1972109438U Expired JPS5213344Y2 (enrdf_load_html_response) 1972-09-22 1972-09-22

Country Status (1)

Country Link
JP (1) JPS5213344Y2 (enrdf_load_html_response)

Also Published As

Publication number Publication date
JPS5213344Y2 (enrdf_load_html_response) 1977-03-25

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