JPS552333B2 - - Google Patents

Info

Publication number
JPS552333B2
JPS552333B2 JP6901973A JP6901973A JPS552333B2 JP S552333 B2 JPS552333 B2 JP S552333B2 JP 6901973 A JP6901973 A JP 6901973A JP 6901973 A JP6901973 A JP 6901973A JP S552333 B2 JPS552333 B2 JP S552333B2
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
JP6901973A
Other languages
Japanese (ja)
Other versions
JPS5017469A (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 JP6901973A priority Critical patent/JPS552333B2/ja
Publication of JPS5017469A publication Critical patent/JPS5017469A/ja
Publication of JPS552333B2 publication Critical patent/JPS552333B2/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
    • B29C48/565—Screws having projections other than the thread, e.g. pins
    • 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

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)
JP6901973A 1973-06-18 1973-06-18 Expired JPS552333B2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6901973A JPS552333B2 (enrdf_load_stackoverflow) 1973-06-18 1973-06-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6901973A JPS552333B2 (enrdf_load_stackoverflow) 1973-06-18 1973-06-18

Publications (2)

Publication Number Publication Date
JPS5017469A JPS5017469A (enrdf_load_stackoverflow) 1975-02-24
JPS552333B2 true JPS552333B2 (enrdf_load_stackoverflow) 1980-01-19

Family

ID=13390442

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6901973A Expired JPS552333B2 (enrdf_load_stackoverflow) 1973-06-18 1973-06-18

Country Status (1)

Country Link
JP (1) JPS552333B2 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56136551A (en) * 1980-03-26 1981-10-24 Koyo Kk Urine collector

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023058647A1 (ja) * 2021-10-06 2023-04-13 ポリプラスチックス株式会社 熱可塑性樹脂組成物の製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS56136551A (en) * 1980-03-26 1981-10-24 Koyo Kk Urine collector

Also Published As

Publication number Publication date
JPS5017469A (enrdf_load_stackoverflow) 1975-02-24

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