JPH0436257Y2 - - Google Patents

Info

Publication number
JPH0436257Y2
JPH0436257Y2 JP1986011222U JP1122286U JPH0436257Y2 JP H0436257 Y2 JPH0436257 Y2 JP H0436257Y2 JP 1986011222 U JP1986011222 U JP 1986011222U JP 1122286 U JP1122286 U JP 1122286U JP H0436257 Y2 JPH0436257 Y2 JP H0436257Y2
Authority
JP
Japan
Prior art keywords
resin
passage
annular
cross
sectional area
Prior art date
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
JP1986011222U
Other languages
English (en)
Japanese (ja)
Other versions
JPS62123914U (en]
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 JP1986011222U priority Critical patent/JPH0436257Y2/ja
Publication of JPS62123914U publication Critical patent/JPS62123914U/ja
Application granted granted Critical
Publication of JPH0436257Y2 publication Critical patent/JPH0436257Y2/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
    • 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
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP1986011222U 1986-01-29 1986-01-29 Expired JPH0436257Y2 (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986011222U JPH0436257Y2 (en]) 1986-01-29 1986-01-29

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986011222U JPH0436257Y2 (en]) 1986-01-29 1986-01-29

Publications (2)

Publication Number Publication Date
JPS62123914U JPS62123914U (en]) 1987-08-06
JPH0436257Y2 true JPH0436257Y2 (en]) 1992-08-27

Family

ID=30798238

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986011222U Expired JPH0436257Y2 (en]) 1986-01-29 1986-01-29

Country Status (1)

Country Link
JP (1) JPH0436257Y2 (en])

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5166174U (en]) * 1974-09-19 1976-05-25
JPS6299115A (ja) * 1985-10-25 1987-05-08 Mazda Motor Corp 多層パリソンの押出成形装置

Also Published As

Publication number Publication date
JPS62123914U (en]) 1987-08-06

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