JPS5337910B2 - - Google Patents

Info

Publication number
JPS5337910B2
JPS5337910B2 JP3553572A JP3553572A JPS5337910B2 JP S5337910 B2 JPS5337910 B2 JP S5337910B2 JP 3553572 A JP3553572 A JP 3553572A JP 3553572 A JP3553572 A JP 3553572A JP S5337910 B2 JPS5337910 B2 JP S5337910B2
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
JP3553572A
Other languages
Japanese (ja)
Other versions
JPS48101270A (enrdf_load_stackoverflow
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 JP3553572A priority Critical patent/JPS5337910B2/ja
Publication of JPS48101270A publication Critical patent/JPS48101270A/ja
Publication of JPS5337910B2 publication Critical patent/JPS5337910B2/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
    • B29C48/34—Cross-head annular extrusion nozzles, i.e. for simultaneously receiving moulding material and the preform to be coated
    • 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
    • B29C48/335—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)
  • Tubes (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP3553572A 1972-04-08 1972-04-08 Expired JPS5337910B2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3553572A JPS5337910B2 (enrdf_load_stackoverflow) 1972-04-08 1972-04-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3553572A JPS5337910B2 (enrdf_load_stackoverflow) 1972-04-08 1972-04-08

Publications (2)

Publication Number Publication Date
JPS48101270A JPS48101270A (enrdf_load_stackoverflow) 1973-12-20
JPS5337910B2 true JPS5337910B2 (enrdf_load_stackoverflow) 1978-10-12

Family

ID=12444414

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3553572A Expired JPS5337910B2 (enrdf_load_stackoverflow) 1972-04-08 1972-04-08

Country Status (1)

Country Link
JP (1) JPS5337910B2 (enrdf_load_stackoverflow)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57103822A (en) * 1980-12-19 1982-06-28 Toppan Printing Co Ltd Manufacturing method and apparatus of tubular container body
JPS57103823A (en) * 1980-12-19 1982-06-28 Toppan Printing Co Ltd Manufacturing method of tubular container body
JPS57109621A (en) * 1980-12-26 1982-07-08 Toppan Printing Co Ltd Manufacture of seamless tube
JPS57109622A (en) * 1980-12-26 1982-07-08 Toppan Printing Co Ltd Manufacturing method and apparatus of tube container body

Also Published As

Publication number Publication date
JPS48101270A (enrdf_load_stackoverflow) 1973-12-20

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