EP0914240A1 - Eine temperierbohrung verschliessende schneckenspitze - Google Patents
Eine temperierbohrung verschliessende schneckenspitzeInfo
- Publication number
- EP0914240A1 EP0914240A1 EP98913596A EP98913596A EP0914240A1 EP 0914240 A1 EP0914240 A1 EP 0914240A1 EP 98913596 A EP98913596 A EP 98913596A EP 98913596 A EP98913596 A EP 98913596A EP 0914240 A1 EP0914240 A1 EP 0914240A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- screw
- temperature control
- control channel
- tip
- extruder
- 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.)
- Withdrawn
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
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
- B29C48/84—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders by heating or cooling the feeding screws
- B29C48/845—Heating
-
- 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
- B29C48/515—Screws with internal flow passages, e.g. for molten material for auxiliary fluids, e.g. foaming agents
-
- 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
- B29C48/58—Screws provided with seal ring elements, i.e. elements of generally circular and tapered shape for preventing the back flow of the melt
-
- 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
- B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
- B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
- B29C48/84—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders by heating or cooling the feeding 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
Abstract
Description
Claims
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19716127 | 1997-04-17 | ||
DE19716127A DE19716127C1 (de) | 1997-04-17 | 1997-04-17 | Extruderschnecke |
PCT/EP1998/001087 WO1998047689A1 (de) | 1997-04-17 | 1998-02-26 | Eine temperierbohrung verschliessende schneckenspitze |
Publications (1)
Publication Number | Publication Date |
---|---|
EP0914240A1 true EP0914240A1 (de) | 1999-05-12 |
Family
ID=7826832
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP98913596A Withdrawn EP0914240A1 (de) | 1997-04-17 | 1998-02-26 | Eine temperierbohrung verschliessende schneckenspitze |
Country Status (7)
Country | Link |
---|---|
US (1) | US6102560A (de) |
EP (1) | EP0914240A1 (de) |
JP (1) | JP2000512583A (de) |
CN (1) | CN1081979C (de) |
CA (1) | CA2258297A1 (de) |
DE (1) | DE19716127C1 (de) |
WO (1) | WO1998047689A1 (de) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6957953B2 (en) * | 2003-02-20 | 2005-10-25 | Graham Packaging Company, L.P. | Reservoir reducing screw tip |
US7246936B2 (en) * | 2004-06-04 | 2007-07-24 | Certainteed Corp. | Dynamic mixer screw tip |
Family Cites Families (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE846012C (de) * | 1944-04-01 | 1952-08-07 | Dynamit Nobel Ag | Vorrichtung zur Herstellung von Pressmischungen aus haertbaren Kunststoff-Massen |
GB657614A (en) * | 1945-09-25 | 1951-09-26 | U S Rubber Reclaiming Company | Method and apparatus for treating rubber and the like |
US2688770A (en) * | 1951-05-04 | 1954-09-14 | Western Electric Co | Method of and apparatus for controlling the temperature of plastic material |
US2622469A (en) * | 1951-05-04 | 1952-12-23 | Western Electric Co | Method of and apparatus for controlling the temperature of plastic material |
NL289686A (de) * | 1962-05-10 | 1900-01-01 | ||
DE1267833B (de) * | 1962-10-24 | 1968-05-09 | Heinz Weber Dipl Ing | Schnecke fuer einen Kunststoffextruder |
DE1729347A1 (de) * | 1967-12-27 | 1971-08-05 | Schloemann Ag | Temperiereinrichtung fuer zur Verarbeitung von plastischen Massen vorgesehene Extruderschnecken |
GB1318503A (en) * | 1970-07-07 | 1973-05-31 | Desma Werke Gmbh | Conveying worm injection-moulding machine reverse-flow preventers |
IT946953B (it) * | 1971-01-29 | 1973-05-21 | Viti da estrusione segmentate | |
DE2311717C3 (de) * | 1973-03-09 | 1979-10-04 | Thyssen Plastik Anger Kg, 8000 Muenchen | Vorrichtung zur Temperierung einer Extruderschnecke |
US3870451A (en) * | 1973-04-30 | 1975-03-11 | Beloit Corp | Apparatus for extruding foamed thermoplastic material |
DE2340499C2 (de) * | 1973-08-10 | 1980-02-14 | Barmag Barmer Maschinenfabrik Ag, 5600 Wuppertal | kenstrangpresse |
GR64950B (en) * | 1978-03-29 | 1980-06-10 | Pwt Plastic World Tech | Method and apparatus for continuous modulation by pushing and blowing of fine membranes made of plastic from particularly rigid chlor polyvinyl |
DE2924462A1 (de) * | 1979-06-18 | 1981-01-22 | Josef A Blach | Materialbearbeitungswelle fuer maschinen zur bearbeitung fester, fluessiger, plastischer und/oder zaehviskoser materialien |
US4697928A (en) * | 1981-08-31 | 1987-10-06 | Northern Lights Trust Of February 14, 1978 | Modular mixing apparatus including interchangeable fluid processing means |
DE3203762A1 (de) * | 1982-02-04 | 1983-08-11 | Krauss-Maffei AG, 8000 München | Rueckstroemsperre |
DE3247272A1 (de) * | 1982-12-21 | 1984-06-28 | Krauss-Maffei AG, 8000 München | Rueckstroemsperre |
JPS6260608A (ja) * | 1985-09-10 | 1987-03-17 | Idemitsu Petrochem Co Ltd | スクリユ−装置 |
US4734240A (en) * | 1986-01-24 | 1988-03-29 | Hoechst Celanese Corporation | Melt-extrusion of polymer which is capable of forming an anisotropic melt phase to form large shaped articles exhibiting improved polymeric orientation |
JPH09300433A (ja) * | 1996-05-20 | 1997-11-25 | Kobe Steel Ltd | 押出機用スクリュウ |
-
1997
- 1997-04-17 DE DE19716127A patent/DE19716127C1/de not_active Expired - Lifetime
-
1998
- 1998-02-26 CA CA002258297A patent/CA2258297A1/en not_active Abandoned
- 1998-02-26 EP EP98913596A patent/EP0914240A1/de not_active Withdrawn
- 1998-02-26 JP JP10544794A patent/JP2000512583A/ja active Pending
- 1998-02-26 CN CN98800495XA patent/CN1081979C/zh not_active Expired - Fee Related
- 1998-02-26 WO PCT/EP1998/001087 patent/WO1998047689A1/de not_active Application Discontinuation
- 1998-12-17 US US09/215,835 patent/US6102560A/en not_active Expired - Fee Related
Non-Patent Citations (1)
Title |
---|
See references of WO9847689A1 * |
Also Published As
Publication number | Publication date |
---|---|
JP2000512583A (ja) | 2000-09-26 |
WO1998047689A1 (de) | 1998-10-29 |
CN1081979C (zh) | 2002-04-03 |
CA2258297A1 (en) | 1998-10-29 |
CN1222880A (zh) | 1999-07-14 |
DE19716127C1 (de) | 1998-03-05 |
US6102560A (en) | 2000-08-15 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE3822445C2 (de) | ||
DE2622396A1 (de) | Spritzduese | |
DE2313983C2 (de) | Einrichtung zur Steuerung und/oder Konditionierung eines Fluids mit mindestens einer Steuer- oder Konditioniervorrichtung | |
DE19716127C1 (de) | Extruderschnecke | |
DE2717047B2 (de) | Hochdruck-Membrantestzelle | |
EP0629802A1 (de) | Druckausgeglichenes Druckbegrenzungsventil | |
EP0283673B1 (de) | Druckmittel-Steuerventil | |
EP2026044B1 (de) | Endstück für eine Dosiervorrichtung zum Dosieren eines Fluids | |
DE10000195C2 (de) | Ventile für Flüssigkeiten und Gase | |
EP1484590A2 (de) | Abdichtung eines Sensorelementes | |
EP0894194A1 (de) | Einspritzvorrichtung | |
DE3641652C2 (de) | Feindosierpumpe für Flüssigkeiten | |
EP0597819B1 (de) | Dichtungselement | |
CH684938A5 (de) | Dichtungsvorrichtung. | |
DE2441991A1 (de) | Vorrichtung zur verbindung von stranggepressten heizkoerpergliedern mit heizmittelsammelrohren | |
DE1949198A1 (de) | Drosselventil fuer druckmittelbetaetigte Steuergeraete | |
DE4107048C2 (de) | Verbindung eines mit einem Außenprofil versehenen, rohrförmigen Anschlußstutzens mit einem Anschlußstück, Verfahren sowie Zwischenstück und Anschlußstück zur Herstellung der Verbindung und Verwendung der Verbindung | |
DE19818571A1 (de) | Rohrverschraubung zur mediendichten Verbindung von Rohrendstücken | |
DE10021353C2 (de) | Abdichtung für längsgeteilte Gehäuse | |
DE2835805A1 (de) | Vorrichtung zur loesbaren verbindung einer spritzduese mit einem spritzzylinder | |
DE1536900C3 (de) | Lösbare Befestigungseinrichtung für Filterkörper | |
DE3541754C2 (de) | ||
DE923782C (de) | Abdichtung fuer ein in einen Werkzeughalter eingesetztes, durch Fluessigkeit gekuehltes Ziehwerkzeug | |
DE3919316C2 (de) | ||
EP1359317A1 (de) | Verbindungsvorrichtung mit einer Spannmutter mit Rechts- und Linksgewinde |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 19990118 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE CH DE DK ES FR GB GR IE IT LI NL SE |
|
RBV | Designated contracting states (corrected) |
Designated state(s): AT BE CH DE DK ES FR GB GR IE IT LI NL SE |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: KRAUSS-MAFFEI KUNSTSTOFFTECHNIK GMBH |
|
17Q | First examination report despatched |
Effective date: 20011109 |
|
GRAH | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOS IGRA |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN |
|
18W | Application withdrawn |
Effective date: 20031118 |