JPH0285119U - - Google Patents

Info

Publication number
JPH0285119U
JPH0285119U JP1988164429U JP16442988U JPH0285119U JP H0285119 U JPH0285119 U JP H0285119U JP 1988164429 U JP1988164429 U JP 1988164429U JP 16442988 U JP16442988 U JP 16442988U JP H0285119 U JPH0285119 U JP H0285119U
Authority
JP
Japan
Prior art keywords
screw
flight
width
range
sectional
Prior art date
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
JP1988164429U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0442098Y2 (fi
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 JP1988164429U priority Critical patent/JPH0442098Y2/ja
Publication of JPH0285119U publication Critical patent/JPH0285119U/ja
Application granted granted Critical
Publication of JPH0442098Y2 publication Critical patent/JPH0442098Y2/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
    • B29C48/64—Screws with two or more threads
    • B29C48/65—Screws with two or more threads neighbouring threads or channels having different configurations, e.g. one thread being lower than its neighbouring thread
    • 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
    • B29C48/59—Screws characterised by details of the thread, i.e. the shape of a single thread of the material-feeding screw
    • B29C48/60—Thread tops

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP1988164429U 1988-12-21 1988-12-21 Expired JPH0442098Y2 (fi)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988164429U JPH0442098Y2 (fi) 1988-12-21 1988-12-21

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988164429U JPH0442098Y2 (fi) 1988-12-21 1988-12-21

Publications (2)

Publication Number Publication Date
JPH0285119U true JPH0285119U (fi) 1990-07-03
JPH0442098Y2 JPH0442098Y2 (fi) 1992-10-05

Family

ID=31450030

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988164429U Expired JPH0442098Y2 (fi) 1988-12-21 1988-12-21

Country Status (1)

Country Link
JP (1) JPH0442098Y2 (fi)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016152858A1 (ja) * 2015-03-25 2016-09-29 住友重機械工業株式会社 射出装置、およびスクリュ
WO2016152853A1 (ja) * 2015-03-25 2016-09-29 住友重機械工業株式会社 射出装置、およびスクリュ
WO2018192698A1 (de) * 2017-04-20 2018-10-25 Kraussmaffei Technologies Gmbh Einschnecken-plastifiziereinheit

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2016152858A1 (ja) * 2015-03-25 2016-09-29 住友重機械工業株式会社 射出装置、およびスクリュ
WO2016152853A1 (ja) * 2015-03-25 2016-09-29 住友重機械工業株式会社 射出装置、およびスクリュ
JP2016182688A (ja) * 2015-03-25 2016-10-20 住友重機械工業株式会社 射出装置、およびスクリュ
JP2016182687A (ja) * 2015-03-25 2016-10-20 住友重機械工業株式会社 射出装置、およびスクリュ
EP3275617A4 (en) * 2015-03-25 2018-12-12 Sumitomo Heavy Industries, Ltd. Injection device and screw
EP3278950A4 (en) * 2015-03-25 2018-12-12 Sumitomo Heavy Industries, Ltd. Injection device and screw
WO2018192698A1 (de) * 2017-04-20 2018-10-25 Kraussmaffei Technologies Gmbh Einschnecken-plastifiziereinheit

Also Published As

Publication number Publication date
JPH0442098Y2 (fi) 1992-10-05

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