JPS4880679A - - Google Patents

Info

Publication number
JPS4880679A
JPS4880679A JP47012441A JP1244172A JPS4880679A JP S4880679 A JPS4880679 A JP S4880679A JP 47012441 A JP47012441 A JP 47012441A JP 1244172 A JP1244172 A JP 1244172A JP S4880679 A JPS4880679 A JP S4880679A
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.)
Pending
Application number
JP47012441A
Other languages
Japanese (ja)
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 JP47012441A priority Critical patent/JPS4880679A/ja
Publication of JPS4880679A publication Critical patent/JPS4880679A/ja
Pending 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/535—Screws with thread pitch varying along the longitudinal axis
    • 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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
    • B29C48/39—Plasticisers, homogenisers or feeders comprising two or more stages a first extruder feeding the melt into an intermediate location of a second extruder

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing Of Solid Wastes (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
JP47012441A 1972-02-03 1972-02-03 Pending JPS4880679A (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP47012441A JPS4880679A (enrdf_load_stackoverflow) 1972-02-03 1972-02-03

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47012441A JPS4880679A (enrdf_load_stackoverflow) 1972-02-03 1972-02-03

Publications (1)

Publication Number Publication Date
JPS4880679A true JPS4880679A (enrdf_load_stackoverflow) 1973-10-29

Family

ID=11805382

Family Applications (1)

Application Number Title Priority Date Filing Date
JP47012441A Pending JPS4880679A (enrdf_load_stackoverflow) 1972-02-03 1972-02-03

Country Status (1)

Country Link
JP (1) JPS4880679A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0413310U (enrdf_load_stackoverflow) * 1990-05-28 1992-02-03
JPH06467A (ja) * 1992-06-19 1994-01-11 Tajiri Tekko Kk 廃棄プラスチックの減容機

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0413310U (enrdf_load_stackoverflow) * 1990-05-28 1992-02-03
JPH06467A (ja) * 1992-06-19 1994-01-11 Tajiri Tekko Kk 廃棄プラスチックの減容機

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