IT7822822A0 - Vite di estrusione. - Google Patents

Vite di estrusione.

Info

Publication number
IT7822822A0
IT7822822A0 IT7822822A IT2282278A IT7822822A0 IT 7822822 A0 IT7822822 A0 IT 7822822A0 IT 7822822 A IT7822822 A IT 7822822A IT 2282278 A IT2282278 A IT 2282278A IT 7822822 A0 IT7822822 A0 IT 7822822A0
Authority
IT
Italy
Prior art keywords
extrusion screw
extrusion
screw
Prior art date
Application number
IT7822822A
Other languages
English (en)
Other versions
IT1095233B (it
Inventor
Shao-Tze Hsu John
Original Assignee
Ingersoll Rand Co
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 Ingersoll Rand Co filed Critical Ingersoll Rand Co
Publication of IT7822822A0 publication Critical patent/IT7822822A0/it
Application granted granted Critical
Publication of IT1095233B publication Critical patent/IT1095233B/it

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
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/40—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
    • B29B7/42—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix
    • B29B7/428—Parts or accessories, e.g. casings, feeding or discharging means
    • B29B7/429—Screws
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
IT22822/78A 1977-04-29 1978-04-28 Vite di estrusione IT1095233B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/792,469 US4128341A (en) 1977-04-29 1977-04-29 Extruder screw

Publications (2)

Publication Number Publication Date
IT7822822A0 true IT7822822A0 (it) 1978-04-28
IT1095233B IT1095233B (it) 1985-08-10

Family

ID=25156990

Family Applications (1)

Application Number Title Priority Date Filing Date
IT22822/78A IT1095233B (it) 1977-04-29 1978-04-28 Vite di estrusione

Country Status (7)

Country Link
US (1) US4128341A (it)
JP (1) JPS53136062A (it)
CA (1) CA1096573A (it)
DE (1) DE2818975A1 (it)
FR (1) FR2388668A1 (it)
GB (1) GB1596009A (it)
IT (1) IT1095233B (it)

Families Citing this family (41)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4363768A (en) * 1977-04-15 1982-12-14 Hpm Corporation Method of injection molding employing multichannel wave screw
GB1597770A (en) * 1978-05-31 1981-09-09 Hpm Corp Injection moulding machine with multi-channel wave screw
US4201481A (en) * 1977-12-08 1980-05-06 Iddon Brothers Limited Scrolls for extruding machines
US4356140A (en) * 1978-05-31 1982-10-26 Hpm Corporation Extrusion method with short cycle multichannel wave screw
US4215978A (en) * 1978-07-14 1980-08-05 Ube Industries, Ltd. Resin moulding screws
US4227870A (en) * 1979-03-14 1980-10-14 The B. F. Goodrich Company Apparatus for working rubber compounds
US4330214A (en) * 1980-02-19 1982-05-18 W. H. Willert, Inc. Plasticizing screw
US4632795A (en) * 1982-11-26 1986-12-30 Wenger Manufacturing, Inc. Method and apparatus for extrusion processing of cellulose bearing materials
DE3404461A1 (de) * 1984-02-08 1985-08-14 Robert F. Hamilton Tex. Dray Vorrichtung und verfahren zum schmelzen und foerdern von plastifiziertem material
JPS61227003A (ja) * 1985-04-01 1986-10-09 Toshiba Mach Co Ltd サブフライトを備えたプラスチツク成形用スクリユ
US4733970A (en) * 1985-09-09 1988-03-29 Sterling Extruder Corporation Extruder screw
US4752136A (en) * 1986-07-23 1988-06-21 Spirex Corporation Extruder injection apparatus and method
US4925313A (en) * 1988-04-06 1990-05-15 Hpm Corporation Mixing screw for extrusion and injection molding
US4944906A (en) * 1988-10-11 1990-07-31 Spirex Corporation Methods of injection molding and extruding wet hygroscopic ionomers
US5088914A (en) * 1990-05-11 1992-02-18 Romano Brambilla Double flighted extrusion screw
US5071256A (en) * 1990-07-09 1991-12-10 Spirex Corporation Extruder injection apparatus and method
JP3170757B2 (ja) * 1990-08-31 2001-05-28 東芝機械株式会社 バリヤスクリュ
US5219590A (en) * 1991-06-13 1993-06-15 Hpm Corporation Triple channel wave screw
US6017145A (en) * 1994-12-30 2000-01-25 The Dow Chemical Company Extruder screw
US5569429A (en) * 1995-05-05 1996-10-29 Randcastle Extrusion Systems, Inc. Dynamic seal and sealing method
US5599097A (en) * 1995-12-14 1997-02-04 The Black Clawson Company Extruder screw for plastic extruders
US5961209A (en) * 1997-06-11 1999-10-05 Royal Feed Screws, Inc. Feed screw
US6227692B1 (en) 1997-08-12 2001-05-08 Husky Injection Molding Systems Ltd. Double wave screw
US6164810A (en) * 1998-09-16 2000-12-26 Eastman Kodak Company Vented single stage barrier screw with a gas vent hole and axial bore in the screw for venting gases
US6132075A (en) * 1998-09-25 2000-10-17 Hpm Corporation Multichannel wave screw with a slush channel barrier section
US6234659B1 (en) 1998-09-25 2001-05-22 Hpm Corporation Surge suppressor for vented injection molding machine screw
US6056430A (en) * 1998-09-25 2000-05-02 Hpm Corporation Plasticating apparatus having a multichannel wave screw with a cross channel solids transition
US6176606B1 (en) * 1999-09-03 2001-01-23 Davis-Standard Corporation Extruder screw
US6139179A (en) * 1999-09-03 2000-10-31 Davis-Standard Corporation Extruder screw having multi-channeled barrier section
US6179461B1 (en) * 1999-09-03 2001-01-30 Davis-Standard Corporation Extruder screw
US6599004B2 (en) 2001-05-03 2003-07-29 Robert A. Barr Extruder screw with improved energy efficient melting
US6672753B1 (en) * 2002-02-25 2004-01-06 New Castle Industries, Inc. Apparatus for plasticating thermoplastics
US7014353B2 (en) * 2002-02-25 2006-03-21 New Castle Industries, Inc. Plasticating screw and apparatus
US7156550B2 (en) * 2004-07-22 2007-01-02 Xaloy, Inc. Apparatus for plasticating thermoplastic resin including polypropylene
DK2131977T3 (en) * 2007-03-10 2014-12-08 Cool Options Inc Screw Design and process for metal injection molding
US8177413B2 (en) * 2010-03-05 2012-05-15 Chung Chan I Scientifically designed barrier screw
DE102012008023B4 (de) * 2012-04-21 2016-06-02 Kraussmaffei Technologies Gmbh Einschneckenextruder
DE102017124091B4 (de) * 2017-10-17 2019-08-01 Kraussmaffei Technologies Gmbh Scherteil und Einschnecken-Plastifiziereinheit
DE102019129717A1 (de) 2019-11-05 2021-05-06 Battenfeld-Cincinnati Germany Gmbh Einschneckenextruder
CN112363472A (zh) * 2020-11-06 2021-02-12 广东智源机器人科技有限公司 出料控制方法、装置、控制设备和存储介质
US11509175B1 (en) 2022-04-06 2022-11-22 John Sheung-Chun Hsu Homopolar multi-core energy conversion device

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2343529A (en) * 1939-11-09 1944-03-07 Brown Frederick Edward Machine for extruding rubber and the like
US3271819A (en) * 1962-02-26 1966-09-13 Nrm Corp Extruder
US3496603A (en) * 1967-08-17 1970-02-24 Johnson & Johnson Single screw extruder
DE2017580A1 (de) * 1970-04-13 1971-10-28 Barmag Barmer Maschf Schneckenstrangpresse mit einer eingängigen, eine erhöhte Scherung bewirkenden Schnecke
FR2093483A5 (it) * 1970-05-08 1972-01-28 Plast Elastverarbeitungsmasch
DE2032197A1 (de) * 1970-06-30 1972-01-05 Uniroyal Ag Verfahren und Vorrichtung zur Verarbeitung von hochviskosen Werkstoffen, insbesondere Kautschuk-Mischungen, in Einschnecken-Ex trudern
US3671021A (en) * 1970-08-26 1972-06-20 Midland Ross Corp Extruder and screw therefor with undercut melt conducting channel
US3698541A (en) * 1971-08-11 1972-10-17 Midland Ross Corp Extruder, or extruder-like melting apparatus
US3881708A (en) * 1972-06-15 1975-05-06 Usm Corp Mixing extruders
US3850414A (en) * 1972-12-26 1974-11-26 H Scharer Homogenizing extruders
US3858856A (en) * 1973-01-26 1975-01-07 John S Hsu Extruder screw
JPS5016996U (it) * 1973-06-13 1975-02-22
JPS5814299B2 (ja) * 1973-11-02 1983-03-18 ザ ビ− エフ グツドリツチ カムパニ− 重合体材料の処理装置
US3905588A (en) * 1974-02-08 1975-09-16 Cincinnati Milacron Inc Method and apparatus for plasticating polymers
US4000884A (en) * 1975-07-25 1977-01-04 Chung Chan I Extruder screw

Also Published As

Publication number Publication date
US4128341A (en) 1978-12-05
FR2388668A1 (fr) 1978-11-24
IT1095233B (it) 1985-08-10
FR2388668B1 (it) 1980-04-11
GB1596009A (en) 1981-08-19
DE2818975A1 (de) 1978-11-09
JPS53136062A (en) 1978-11-28
CA1096573A (en) 1981-03-03

Similar Documents

Publication Publication Date Title
IT7822822A0 (it) Vite di estrusione.
IT7830652A0 (it) Vite auto-filettante.
IT1156421B (it) Vite autoforante
AT357383B (de) Schraube
IT7830930A0 (it) Dispositivo di bloccaggio per vite.
NL192728B (nl) Extrusie-inrichting.
IT7820191A0 (it) Composizioni plastiche.
IT7821532A0 (it) Estrusore a vite per materie plastiche.
IT7826433A0 (it) Meccanismo di vite e dado.
NL7808277A (nl) Kunststofextrusie.
NL7809178A (nl) Hydraulische schroefinrichting.
NL7802752A (nl) Extrusiedop.
NL7900479A (nl) Schroefverbinding.
ES233994Y (es) Junquillo extruido.
ES263215Y (es) Tornillo auto-perforador.
IT1087837B (it) Dispositivo di bloccaggio per vite.
NL7811641A (nl) Extrusiemachine.
NL7806642A (nl) Wormschroefpers.
NL7702512A (nl) Schroef.
IT8022813A0 (it) Procedimento di estrusione.
SE7812600L (sv) Skruvpump
AT384991B (de) Doppelschneckenextruder
AT367180B (de) Schraubenspindelpumpe
ES232458Y (es) Tornillo perfeccionado.
IT1089162B (it) Vite autobloccante