JPS5338705Y2 - - Google Patents

Info

Publication number
JPS5338705Y2
JPS5338705Y2 JP1972143230U JP14323072U JPS5338705Y2 JP S5338705 Y2 JPS5338705 Y2 JP S5338705Y2 JP 1972143230 U JP1972143230 U JP 1972143230U JP 14323072 U JP14323072 U JP 14323072U JP S5338705 Y2 JPS5338705 Y2 JP S5338705Y2
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
JP1972143230U
Other languages
Japanese (ja)
Other versions
JPS4998461U (fr
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 JP1972143230U priority Critical patent/JPS5338705Y2/ja
Publication of JPS4998461U publication Critical patent/JPS4998461U/ja
Application granted granted Critical
Publication of JPS5338705Y2 publication Critical patent/JPS5338705Y2/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
    • 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
    • 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
    • B29C48/336—Multiple annular extrusion nozzles in coaxial arrangement, e.g. for making multi-layered tubular articles the components merging one by one down streams in the die

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
JP1972143230U 1972-12-15 1972-12-15 Expired JPS5338705Y2 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1972143230U JPS5338705Y2 (fr) 1972-12-15 1972-12-15

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1972143230U JPS5338705Y2 (fr) 1972-12-15 1972-12-15

Publications (2)

Publication Number Publication Date
JPS4998461U JPS4998461U (fr) 1974-08-24
JPS5338705Y2 true JPS5338705Y2 (fr) 1978-09-19

Family

ID=28425916

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1972143230U Expired JPS5338705Y2 (fr) 1972-12-15 1972-12-15

Country Status (1)

Country Link
JP (1) JPS5338705Y2 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5747849B2 (ja) * 2012-03-26 2015-07-15 東レ株式会社 ゲートバルブおよびゲートバルブの製造方法
CN104527018A (zh) * 2015-01-21 2015-04-22 湖北凯乐科技股份有限公司 一种色条料与聚乙烯护套共挤模具

Also Published As

Publication number Publication date
JPS4998461U (fr) 1974-08-24

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