FI67322C - Skruvextruder foer plast med en i en cylinder arbetande skruvgaenga - Google Patents

Skruvextruder foer plast med en i en cylinder arbetande skruvgaenga Download PDF

Info

Publication number
FI67322C
FI67322C FI761884A FI761884A FI67322C FI 67322 C FI67322 C FI 67322C FI 761884 A FI761884 A FI 761884A FI 761884 A FI761884 A FI 761884A FI 67322 C FI67322 C FI 67322C
Authority
FI
Finland
Prior art keywords
zone
thread
coil
screw
slots
Prior art date
Application number
FI761884A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI67322B (fi
FI761884A (US06299757-20011009-C00006.png
Inventor
Charles Maillefer
Original Assignee
Maillefer Sa
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 by Maillefer Sa filed Critical Maillefer Sa
Publication of FI761884A publication Critical patent/FI761884A/fi
Publication of FI67322B publication Critical patent/FI67322B/fi
Application granted granted Critical
Publication of FI67322C publication Critical patent/FI67322C/fi

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
    • B29C48/59—Screws characterised by details of the thread, i.e. the shape of a single thread of the material-feeding screw
    • 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
    • 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
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • 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
    • B29C48/54—Screws with additional forward-feeding elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
FI761884A 1975-06-30 1976-06-29 Skruvextruder foer plast med en i en cylinder arbetande skruvgaenga FI67322C (fi)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH848675 1975-06-30
CH848675A CH603341A5 (US06299757-20011009-C00006.png) 1975-06-30 1975-06-30

Publications (3)

Publication Number Publication Date
FI761884A FI761884A (US06299757-20011009-C00006.png) 1976-12-31
FI67322B FI67322B (fi) 1984-11-30
FI67322C true FI67322C (fi) 1985-03-11

Family

ID=4341070

Family Applications (1)

Application Number Title Priority Date Filing Date
FI761884A FI67322C (fi) 1975-06-30 1976-06-29 Skruvextruder foer plast med en i en cylinder arbetande skruvgaenga

Country Status (13)

Country Link
US (1) US4085461A (US06299757-20011009-C00006.png)
AT (1) AT373201B (US06299757-20011009-C00006.png)
AU (1) AU503707B2 (US06299757-20011009-C00006.png)
BE (1) BE843621A (US06299757-20011009-C00006.png)
CH (1) CH603341A5 (US06299757-20011009-C00006.png)
DE (2) DE2624589C3 (US06299757-20011009-C00006.png)
FI (1) FI67322C (US06299757-20011009-C00006.png)
FR (1) FR2316063A1 (US06299757-20011009-C00006.png)
GB (1) GB1550650A (US06299757-20011009-C00006.png)
IT (1) IT1063696B (US06299757-20011009-C00006.png)
NL (1) NL7607042A (US06299757-20011009-C00006.png)
SE (1) SE428277B (US06299757-20011009-C00006.png)
SU (1) SU688112A3 (US06299757-20011009-C00006.png)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH618916A5 (US06299757-20011009-C00006.png) * 1977-10-25 1980-08-29 Maillefer Sa
US4350657A (en) * 1980-11-04 1982-09-21 Union Carbide Corporation Low-energy extruder-pump system
DE3744553A1 (de) * 1987-12-30 1989-07-13 Toshiba Machine Co Ltd Schnecke zur verwendung bei einer spritzgiessmaschine des entlueftungstyps
US5215764A (en) * 1991-06-10 1993-06-01 Westland Corporation Extruder mixing screw
US5816698A (en) * 1996-04-15 1998-10-06 Spirex Corporation Screw and plasticating apparatus and method
US5961209A (en) * 1997-06-11 1999-10-05 Royal Feed Screws, Inc. Feed screw
US6488399B1 (en) 2001-05-17 2002-12-03 Timothy W. Womer Apparatus for plasticating thermoplastics
US6497508B1 (en) 2001-06-15 2002-12-24 New Castle Industries, Inc. Plasticating process, apparatus and screw with mixing
US7014353B2 (en) * 2002-02-25 2006-03-21 New Castle Industries, Inc. Plasticating screw and apparatus
US6672753B1 (en) 2002-02-25 2004-01-06 New Castle Industries, Inc. Apparatus for plasticating thermoplastics
US7021816B2 (en) * 2002-04-08 2006-04-04 Robert Malloy Plasticating screw
DE10253225B4 (de) * 2002-11-15 2007-05-24 Krauss-Maffei Kunststofftechnik Gmbh Schnecke für Ein-Schnecken-Extruder
US7032843B1 (en) 2003-04-24 2006-04-25 Westland Corporation U.S.A., Inc. Mixing nozzle
US7156550B2 (en) * 2004-07-22 2007-01-02 Xaloy, Inc. Apparatus for plasticating thermoplastic resin including polypropylene
ITBO20070658A1 (it) * 2007-09-27 2009-03-28 Samp S P A Vite di estrusione per macchine per estrudere materia plastica.
US20090098234A1 (en) * 2007-10-11 2009-04-16 Husky Injection Molding Systems Ltd. Screw with Carbide Inserts
DE102008038529B3 (de) 2008-08-20 2009-11-05 Kraussmaffei Technologies Gmbh Einschneckenextruder
WO2011004386A2 (en) * 2009-06-17 2011-01-13 Steer Engineering Private Limited An extruder
DE102012010854B4 (de) * 2012-05-31 2016-05-04 Universität Stuttgart Einschneckenextruder mit Wellenschnecke und genutetem Gehäuse
EP3094467A1 (en) * 2014-01-17 2016-11-23 Reifenhäuser GmbH & Co. KG Maschinenfabrik Mixing section for a plastic extrusion screw

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CH363149A (fr) 1959-12-31 1962-07-15 Maillefer Sa Boudineuse à vis
US3271819A (en) * 1962-02-26 1966-09-13 Nrm Corp Extruder
AT307009B (de) * 1968-03-22 1973-05-10 Uniroyal Ag Mischer zur Verarbeitung von hochviskosen Werkstoffen, insbesondere Kautschukmischungen
US3652064A (en) * 1968-03-22 1972-03-28 Uniroyal Englebert Ag Apparatus for conveying plastic material
CA942014A (en) * 1970-07-22 1974-02-19 Hans G.L. Menges Single worm extruder
US3867079A (en) * 1972-08-10 1975-02-18 Goodrich Co B F Apparatus for extruding polymeric material
US3941535A (en) * 1974-10-01 1976-03-02 Street Louis F Extrusion device

Also Published As

Publication number Publication date
IT1063696B (it) 1985-02-11
SE428277B (sv) 1983-06-20
FI67322B (fi) 1984-11-30
BE843621A (fr) 1976-12-30
DE2624589B2 (de) 1980-05-14
GB1550650A (en) 1979-08-15
FR2316063B1 (US06299757-20011009-C00006.png) 1980-08-14
AT373201B (de) 1983-12-27
SE7607406L (sv) 1976-12-31
AU503707B2 (en) 1979-09-13
AU1497476A (en) 1977-12-22
FR2316063A1 (fr) 1977-01-28
FI761884A (US06299757-20011009-C00006.png) 1976-12-31
US4085461A (en) 1978-04-18
DE2624589C3 (de) 1981-01-15
DE2624589A1 (de) 1977-01-27
DE2660469C2 (de) 1985-01-24
ATA479576A (de) 1983-05-15
CH603341A5 (US06299757-20011009-C00006.png) 1978-08-15
SU688112A3 (ru) 1979-09-25
NL7607042A (nl) 1977-01-03

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Legal Events

Date Code Title Description
MM Patent lapsed

Owner name: MAILLEFER S.A.