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 (ko
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 (ko)

Priority Applications (1)

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

Applications Claiming Priority (1)

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

Publications (2)

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

Family

ID=12953471

Family Applications (1)

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

Country Status (1)

Country Link
JP (1) JPS5226771B2 (ko)

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 (ko) * 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 (ko) * 1986-02-12 1987-08-17

Also Published As

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

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