JPS61155114U - - Google Patents

Info

Publication number
JPS61155114U
JPS61155114U JP1985039122U JP3912285U JPS61155114U JP S61155114 U JPS61155114 U JP S61155114U JP 1985039122 U JP1985039122 U JP 1985039122U JP 3912285 U JP3912285 U JP 3912285U JP S61155114 U JPS61155114 U JP S61155114U
Authority
JP
Japan
Prior art keywords
extruder
rotating screw
helical
helical direction
heating cylinder
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
JP1985039122U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0223394Y2 (enExample
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 JP1985039122U priority Critical patent/JPH0223394Y2/ja
Publication of JPS61155114U publication Critical patent/JPS61155114U/ja
Application granted granted Critical
Publication of JPH0223394Y2 publication Critical patent/JPH0223394Y2/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
    • B29C48/36—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
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/53—Screws having a varying channel depth, e.g. varying the diameter of the longitudinal screw trunk
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP1985039122U 1985-03-18 1985-03-18 Expired JPH0223394Y2 (enExample)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1985039122U JPH0223394Y2 (enExample) 1985-03-18 1985-03-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1985039122U JPH0223394Y2 (enExample) 1985-03-18 1985-03-18

Publications (2)

Publication Number Publication Date
JPS61155114U true JPS61155114U (enExample) 1986-09-26
JPH0223394Y2 JPH0223394Y2 (enExample) 1990-06-26

Family

ID=30546775

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1985039122U Expired JPH0223394Y2 (enExample) 1985-03-18 1985-03-18

Country Status (1)

Country Link
JP (1) JPH0223394Y2 (enExample)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5967224U (ja) * 1982-10-25 1984-05-07 中村　謙作 押出機
JPS5967225U (ja) * 1982-10-25 1984-05-07 中村　謙作 押出機

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5967224U (ja) * 1982-10-25 1984-05-07 中村　謙作 押出機
JPS5967225U (ja) * 1982-10-25 1984-05-07 中村　謙作 押出機

Also Published As

Publication number Publication date
JPH0223394Y2 (enExample) 1990-06-26

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