JPS5327971Y2 - - Google Patents

Info

Publication number
JPS5327971Y2
JPS5327971Y2 JP1973129089U JP12908973U JPS5327971Y2 JP S5327971 Y2 JPS5327971 Y2 JP S5327971Y2 JP 1973129089 U JP1973129089 U JP 1973129089U JP 12908973 U JP12908973 U JP 12908973U JP S5327971 Y2 JPS5327971 Y2 JP S5327971Y2
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
JP1973129089U
Other languages
Japanese (ja)
Other versions
JPS5072765U (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 JP1973129089U priority Critical patent/JPS5327971Y2/ja
Publication of JPS5072765U publication Critical patent/JPS5072765U/ja
Application granted granted Critical
Publication of JPS5327971Y2 publication Critical patent/JPS5327971Y2/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
    • 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
    • B29C48/33—Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles with parts rotatable relative to each other

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP1973129089U 1973-11-09 1973-11-09 Expired JPS5327971Y2 (enrdf_load_html_response)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1973129089U JPS5327971Y2 (enrdf_load_html_response) 1973-11-09 1973-11-09

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1973129089U JPS5327971Y2 (enrdf_load_html_response) 1973-11-09 1973-11-09

Publications (2)

Publication Number Publication Date
JPS5072765U JPS5072765U (enrdf_load_html_response) 1975-06-26
JPS5327971Y2 true JPS5327971Y2 (enrdf_load_html_response) 1978-07-14

Family

ID=28386147

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1973129089U Expired JPS5327971Y2 (enrdf_load_html_response) 1973-11-09 1973-11-09

Country Status (1)

Country Link
JP (1) JPS5327971Y2 (enrdf_load_html_response)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5414776Y2 (enrdf_load_html_response) * 1976-01-08 1979-06-16

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3649143A (en) * 1969-05-01 1972-03-14 Pierson Ind Inc Composite tubular film apparatus

Also Published As

Publication number Publication date
JPS5072765U (enrdf_load_html_response) 1975-06-26

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