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 (OSRAM
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 (OSRAM)

Priority Applications (1)

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

Applications Claiming Priority (1)

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

Publications (2)

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

Family

ID=29801851

Family Applications (1)

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

Country Status (1)

Country Link
JP (1) JPS6114416Y2 (OSRAM)

Citations (1)

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

Also Published As

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

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