JPS50119861A - - Google Patents

Info

Publication number
JPS50119861A
JPS50119861A JP49026193A JP2619374A JPS50119861A JP S50119861 A JPS50119861 A JP S50119861A JP 49026193 A JP49026193 A JP 49026193A JP 2619374 A JP2619374 A JP 2619374A JP S50119861 A JPS50119861 A JP S50119861A
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.)
Pending
Application number
JP49026193A
Other languages
Japanese (ja)
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 JP49026193A priority Critical patent/JPS50119861A/ja
Publication of JPS50119861A publication Critical patent/JPS50119861A/ja
Pending 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
    • B29C48/53—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
    • B29C48/51—Screws with internal flow passages, e.g. for molten material
    • 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
JP49026193A 1974-03-08 1974-03-08 Pending JPS50119861A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP49026193A JPS50119861A (en) 1974-03-08 1974-03-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49026193A JPS50119861A (en) 1974-03-08 1974-03-08

Publications (1)

Publication Number Publication Date
JPS50119861A true JPS50119861A (en) 1975-09-19

Family

ID=12186646

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49026193A Pending JPS50119861A (en) 1974-03-08 1974-03-08

Country Status (1)

Country Link
JP (1) JPS50119861A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS597828U (en) * 1982-07-05 1984-01-19 富士電機株式会社 Waste plastic solidification equipment
JP2008014446A (en) * 2006-07-07 2008-01-24 Nippon Thompson Co Ltd Small linear guide unit

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS597828U (en) * 1982-07-05 1984-01-19 富士電機株式会社 Waste plastic solidification equipment
JPS6222339Y2 (en) * 1982-07-05 1987-06-06
JP2008014446A (en) * 2006-07-07 2008-01-24 Nippon Thompson Co Ltd Small linear guide unit

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