JPS57116428U - - Google Patents

Info

Publication number
JPS57116428U
JPS57116428U JP1981003421U JP342181U JPS57116428U JP S57116428 U JPS57116428 U JP S57116428U JP 1981003421 U JP1981003421 U JP 1981003421U JP 342181 U JP342181 U JP 342181U JP S57116428 U JPS57116428 U JP S57116428U
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.)
Granted
Application number
JP1981003421U
Other languages
Japanese (ja)
Other versions
JPS6114416Y2 (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 JP1981003421U priority Critical patent/JPS6114416Y2/ja
Publication of JPS57116428U publication Critical patent/JPS57116428U/ja
Application granted granted Critical
Publication of JPS6114416Y2 publication Critical patent/JPS6114416Y2/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
    • B29C48/67—Screws having incorporated mixing devices not provided for in groups B29C48/52 - B29C48/66
    • 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)
JP1981003421U 1981-01-12 1981-01-12 Expired JPS6114416Y2 (enrdf_load_stackoverflow)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1981003421U JPS6114416Y2 (enrdf_load_stackoverflow) 1981-01-12 1981-01-12

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981003421U JPS6114416Y2 (enrdf_load_stackoverflow) 1981-01-12 1981-01-12

Publications (2)

Publication Number Publication Date
JPS57116428U true JPS57116428U (enrdf_load_stackoverflow) 1982-07-19
JPS6114416Y2 JPS6114416Y2 (enrdf_load_stackoverflow) 1986-05-06

Family

ID=29801851

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981003421U Expired JPS6114416Y2 (enrdf_load_stackoverflow) 1981-01-12 1981-01-12

Country Status (1)

Country Link
JP (1) JPS6114416Y2 (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4927502U (enrdf_load_stackoverflow) * 1972-06-13 1974-03-09

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4927502U (enrdf_load_stackoverflow) * 1972-06-13 1974-03-09

Also Published As

Publication number Publication date
JPS6114416Y2 (enrdf_load_stackoverflow) 1986-05-06

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