JPS50134353U - - Google Patents

Info

Publication number
JPS50134353U
JPS50134353U JP1974044781U JP4478174U JPS50134353U JP S50134353 U JPS50134353 U JP S50134353U JP 1974044781 U JP1974044781 U JP 1974044781U JP 4478174 U JP4478174 U JP 4478174U JP S50134353 U JPS50134353 U JP S50134353U
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
JP1974044781U
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 JP1974044781U priority Critical patent/JPS50134353U/ja
Publication of JPS50134353U publication Critical patent/JPS50134353U/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
    • B29C48/53—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
    • B29C48/375—Plasticisers, homogenisers or feeders comprising two or more stages
    • B29C48/385—Plasticisers, homogenisers or feeders comprising two or more stages using two or more serially arranged screws in separate barrels
    • 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
    • B29C48/52—Screws with an outer diameter varying along the longitudinal axis, e.g. for obtaining different thread clearance
    • B29C48/525—Conical screws

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP1974044781U 1974-04-22 1974-04-22 Pending JPS50134353U (2)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1974044781U JPS50134353U (2) 1974-04-22 1974-04-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1974044781U JPS50134353U (2) 1974-04-22 1974-04-22

Publications (1)

Publication Number Publication Date
JPS50134353U true JPS50134353U (2) 1975-11-05

Family

ID=28178286

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1974044781U Pending JPS50134353U (2) 1974-04-22 1974-04-22

Country Status (1)

Country Link
JP (1) JPS50134353U (2)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB997608A (en) * 1962-07-16 1965-07-07 Crompton & Knowles Corp Apparatus for and method of feeding stock into an extruder
GB1195945A (en) * 1967-04-14 1970-06-24 Midland Ross Corp Feeder for Auger-Type Extruder.

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB997608A (en) * 1962-07-16 1965-07-07 Crompton & Knowles Corp Apparatus for and method of feeding stock into an extruder
GB1195945A (en) * 1967-04-14 1970-06-24 Midland Ross Corp Feeder for Auger-Type Extruder.

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