JPS5226771B2 - - Google Patents

Info

Publication number
JPS5226771B2
JPS5226771B2 JP49053822A JP5382274A JPS5226771B2 JP S5226771 B2 JPS5226771 B2 JP S5226771B2 JP 49053822 A JP49053822 A JP 49053822A JP 5382274 A JP5382274 A JP 5382274A JP S5226771 B2 JPS5226771 B2 JP S5226771B2
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.)
Expired
Application number
JP49053822A
Other languages
Japanese (ja)
Other versions
JPS50145467A (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 JP49053822A priority Critical patent/JPS5226771B2/ja
Publication of JPS50145467A publication Critical patent/JPS50145467A/ja
Publication of JPS5226771B2 publication Critical patent/JPS5226771B2/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
    • B29C48/68—Barrels or cylinders
    • B29C48/685—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads
    • B29C48/686—Barrels or cylinders characterised by their inner surfaces, e.g. having grooves, projections or threads having grooves or cavities
    • 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
    • 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
    • B29C48/56—Screws having grooves or cavities other than the thread or the channel

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP49053822A 1974-05-16 1974-05-16 Expired JPS5226771B2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP49053822A JPS5226771B2 (enrdf_load_stackoverflow) 1974-05-16 1974-05-16

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49053822A JPS5226771B2 (enrdf_load_stackoverflow) 1974-05-16 1974-05-16

Publications (2)

Publication Number Publication Date
JPS50145467A JPS50145467A (enrdf_load_stackoverflow) 1975-11-21
JPS5226771B2 true JPS5226771B2 (enrdf_load_stackoverflow) 1977-07-15

Family

ID=12953471

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49053822A Expired JPS5226771B2 (enrdf_load_stackoverflow) 1974-05-16 1974-05-16

Country Status (1)

Country Link
JP (1) JPS5226771B2 (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57184495A (en) * 1981-05-07 1982-11-13 Sanki Eng Co Ltd Anaerobic digestion vessel
JPS62129954U (enrdf_load_stackoverflow) * 1986-02-12 1987-08-17

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0741617B2 (ja) * 1986-03-24 1995-05-10 三菱重工業株式会社 可塑化装置の原料供給部シリンダ
JP6120393B1 (ja) * 2016-07-14 2017-04-26 日本シーム株式会社 造粒機

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS57184495A (en) * 1981-05-07 1982-11-13 Sanki Eng Co Ltd Anaerobic digestion vessel
JPS62129954U (enrdf_load_stackoverflow) * 1986-02-12 1987-08-17

Also Published As

Publication number Publication date
JPS50145467A (enrdf_load_stackoverflow) 1975-11-21

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