JPS63144221U - - Google Patents

Info

Publication number
JPS63144221U
JPS63144221U JP1986198950U JP19895086U JPS63144221U JP S63144221 U JPS63144221 U JP S63144221U JP 1986198950 U JP1986198950 U JP 1986198950U JP 19895086 U JP19895086 U JP 19895086U JP S63144221 U JPS63144221 U JP S63144221U
Authority
JP
Japan
Prior art keywords
cylindrical screw
external cylinder
extrusion molding
vent hole
screw
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.)
Granted
Application number
JP1986198950U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0513544Y2 (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 JP1986198950U priority Critical patent/JPH0513544Y2/ja
Publication of JPS63144221U publication Critical patent/JPS63144221U/ja
Application granted granted Critical
Publication of JPH0513544Y2 publication Critical patent/JPH0513544Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime 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
    • B29C48/62—Screws characterised by the shape of the thread channel, e.g. U-shaped
    • 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
    • B29C48/362—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using static mixing devices
    • 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
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/445—Coaxially arranged screws, i.e. one within the other
    • 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
    • B29C48/56—Screws having grooves or cavities other than the thread or the channel

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP1986198950U 1986-12-27 1986-12-27 Expired - Lifetime JPH0513544Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986198950U JPH0513544Y2 (enrdf_load_stackoverflow) 1986-12-27 1986-12-27

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986198950U JPH0513544Y2 (enrdf_load_stackoverflow) 1986-12-27 1986-12-27

Publications (2)

Publication Number Publication Date
JPS63144221U true JPS63144221U (enrdf_load_stackoverflow) 1988-09-22
JPH0513544Y2 JPH0513544Y2 (enrdf_load_stackoverflow) 1993-04-09

Family

ID=31160119

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986198950U Expired - Lifetime JPH0513544Y2 (enrdf_load_stackoverflow) 1986-12-27 1986-12-27

Country Status (1)

Country Link
JP (1) JPH0513544Y2 (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS541373A (en) * 1977-06-02 1979-01-08 Nakatani Machinery Kneading extrusion apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS541373A (en) * 1977-06-02 1979-01-08 Nakatani Machinery Kneading extrusion apparatus

Also Published As

Publication number Publication date
JPH0513544Y2 (enrdf_load_stackoverflow) 1993-04-09

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