IT1226132B - Vite per estrusore. - Google Patents

Vite per estrusore.

Info

Publication number: IT1226132B
Authority: IT; Italy
Prior art keywords: extruder; screw
Prior art date: 1987-07-16

Application number

IT8821201A

Other languages

English (en)

Other versions

IT8821201A0 (it

Inventor

Albert Grimminger

Franz Josef Muller

Hans Joachim Samann

Original Assignee

Werner & Pfleiderer

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.)

1987-07-16

Filing date

1988-07-01

Publication date

1990-12-12

1988-07-01 Application filed by Werner & Pfleiderer filed Critical Werner & Pfleiderer

1988-07-01 Publication of IT8821201A0 publication Critical patent/IT8821201A0/it

1990-12-12 Application granted granted Critical

1990-12-12 Publication of IT1226132B publication Critical patent/IT1226132B/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
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- 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
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
- 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
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
- B29C48/402—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders the screws having intermeshing parts
- 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
- B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
- B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
- B29C48/405—Intermeshing co-rotating 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)

IT8821201A 1987-07-16 1988-07-01 Vite per estrusore. IT1226132B (it)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
DE3723456A DE3723456C1 (de)	1987-07-16	1987-07-16	Extruderschnecke

Publications (2)

Publication Number	Publication Date
IT8821201A0 IT8821201A0 (it)	1988-07-01
IT1226132B true IT1226132B (it)	1990-12-12

Family

ID=6331646

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
IT8821201A IT1226132B (it)	1987-07-16	1988-07-01	Vite per estrusore.

Country Status (6)

Country	Link
US (1)	US4863364A (it)
JP (1)	JPH0720656B2 (it)
DE (1)	DE3723456C1 (it)
FR (1)	FR2618096B1 (it)
GB (1)	GB2206838B (it)
IT (1)	IT1226132B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5848728A (en) *	1996-11-07	1998-12-15	Acrison, Inc.	Multi-flighted notched metering auger
JP3689348B2 (ja) *	2001-05-02	2005-08-31	株式会社日本製鋼所	木粉コンパウンドペレット造粒方法および装置
US7246936B2 (en) *	2004-06-04	2007-07-24	Certainteed Corp.	Dynamic mixer screw tip
US20070047380A1 (en) *	2005-08-30	2007-03-01	Benjamin Craig A	Extruder screw tip
AT519286B1 (de) *	2016-10-19	2018-12-15	Gruber Dietmar	Doppelschneckenextruder
DE202019105678U1 (de) *	2019-10-15	2021-01-19	Kautex Maschinenbau Gmbh	Extrusionstechnik zur Bildung von Kunststoff-Vorformlingen und Schmelze-Aufnahmetechnik

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US3335461A (en) *	1964-06-12	1967-08-15	Lester Engineering Co	Reciprocating screw injection molding machine
DE1283496B (de) *	1965-03-19	1968-11-21	Salzgitter Maschinen Ag	Foerderschnecke fuer Kunststoffspritzgiessmaschinen
GB1153678A (en) *	1967-10-06	1969-05-29	Baker Perkins Inc	Mixing and Severing Apparatus
DE2030755A1 (de) *	1970-06-23	1971-12-30	Barmag Barmer Maschf	Schnecke mit einer Temperaturausgleichsspitze für eine kontinuierlich arbeitende Schneckenstrangpresse
US3760717A (en) *	1970-08-18	1973-09-25	Mil Pac Systems Inc	Shredder-compactor
CA980763A (en) *	1970-09-03	1975-12-30	Manfred D. Stansfield	Cooperating male and female rotating mixer
DE2053646B2 (de) *	1970-10-31	1975-07-10	Krauss-Maffei Ag, 8000 Muenchen	Maschine zur Verarbeitung Zellen bildender Kunststoffe
US3942774A (en) *	1975-02-28	1976-03-09	Beloit Corporation	Method of and means for effecting redistributive mixing in an extruder
CH590122A5 (it) *	1975-09-17	1977-07-29	Netstal Ag Maschf Giesserei
US4124347A (en) *	1976-07-13	1978-11-07	Miller James F	Apparatus for forming synthetic logs
BE886316Q (nl) *	1977-02-25	1981-03-16	Ingen Housz Jan F	Inrichting voor het smelten van een thermoplastisch materiaal
GB1568888A (en) *	1977-05-19	1980-06-11	Geyer P	Extrusion and mixing apparatus
DE2924800C2 (de) *	1979-06-20	1982-08-19	Werner & Pfleiderer, 7000 Stuttgart	Drosselvorrichtung für eine zweiwellige Schneckenmaschine

1987
- 1987-07-16 DE DE3723456A patent/DE3723456C1/de not_active Expired
1988
- 1988-06-16 GB GB8814298A patent/GB2206838B/en not_active Expired - Lifetime
- 1988-07-01 IT IT8821201A patent/IT1226132B/it active
- 1988-07-07 FR FR888809252A patent/FR2618096B1/fr not_active Expired - Lifetime
- 1988-07-15 JP JP63175280A patent/JPH0720656B2/ja not_active Expired - Lifetime
- 1988-07-18 US US07/220,460 patent/US4863364A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
JPH0720656B2 (ja)	1995-03-08
US4863364A (en)	1989-09-05
GB8814298D0 (en)	1988-07-20
GB2206838A (en)	1989-01-18
IT8821201A0 (it)	1988-07-01
GB2206838B (en)	1990-08-22
DE3723456C1 (de)	1988-04-21
JPS6431617A (en)	1989-02-01
FR2618096B1 (fr)	1992-04-03
FR2618096A1 (fr)	1989-01-20

Legal Events

Date	Code	Title	Description
1999-10-27	TA	Fee payment date (situation as of event date), data collected since 19931001	Effective date: 19950726

Publication	Publication Date	Title
IT220507Z2 (it)	1993-09-24	Fermo per vite.
IT8520893A0 (it)	1985-05-24	Dispositivo di filtrazione per estrusori a vite.
DE3869241D1 (de)	1992-04-23	Schraubenklemme.
DE59002271D1 (de)	1993-09-16	Schraubwerkzeugmaschine.
DE3864340D1 (de)	1991-09-26	Gesicherter schraubeinsatz fuer hochbeanspruchungs-anwendung.
DE3750904D1 (de)	1995-02-02	Vorschubeinrichtung.
DE3889891D1 (de)	1994-07-07	Extrussionsvorrichtung.
DE58900762D1 (de)	1992-03-05	Schraubverschluss.
NO890845D0 (no)	1989-02-28	Ledende plastkompositter.
IT1216488B (it)	1990-03-08	Dispositivo di degassamento per estrusori a vite.
DE3854984D1 (de)	1996-03-21	Schneckenstrangpresse
FI883112A (fi)	1988-12-31	Extruder foer polymermaterial.
IT8719614A0 (it)	1987-03-06	Vite perfezionata.
IT1214160B (it)	1990-01-10	Vite automaschiante/autofilettante.
FI885461A0 (fi)	1988-11-24	Sjaelvborrande skruv.
DE3777166D1 (de)	1992-04-09	Schneckenmuehle.
KR880019962U (ko)	1988-11-29	나사
IT1226132B (it)	1990-12-12	Vite per estrusore.
DE3778161D1 (de)	1992-05-14	Schraubverbindung.
IT8722289A0 (it)	1987-10-15	Morsa a vite.
IT8784165A0 (it)	1987-10-09	Dispositivo estrusore per materie plastiche.
FI895074A0 (fi)	1989-10-25	Extruder.
DE59007481D1 (de)	1994-11-24	Schraube.
FI83362B (fi)	1991-03-15	Laosarrangemang foer skruv.
NO884446D0 (no)	1988-10-06	Distanseskrue.