IT1084461B - Coclea a piu' alberi. - Google Patents
Coclea a piu' alberi.Info
- Publication number
- IT1084461B IT1084461B IT21409/77A IT2140977A IT1084461B IT 1084461 B IT1084461 B IT 1084461B IT 21409/77 A IT21409/77 A IT 21409/77A IT 2140977 A IT2140977 A IT 2140977A IT 1084461 B IT1084461 B IT 1084461B
- Authority
- IT
- Italy
- Prior art keywords
- auger
- tree
- tree auger
- Prior art date
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
- F01C—ROTARY-PISTON OR OSCILLATING-PISTON MACHINES OR ENGINES
- F01C1/00—Rotary-piston machines or engines
- F01C1/08—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing
- F01C1/12—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing of other than internal-axis type
- F01C1/14—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons
- F01C1/16—Rotary-piston machines or engines of intermeshing engagement type, i.e. with engagement of co- operating members similar to that of toothed gearing of other than internal-axis type with toothed rotary pistons with helical teeth, e.g. chevron-shaped, screw type
-
- 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
- B29C48/251—Design of extruder parts, e.g. by modelling based on mathematical theories or experiments
- B29C48/2517—Design of extruder parts, e.g. by modelling based on mathematical theories or experiments of intermeshing 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
- B29C48/25—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
- B29C48/03—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)
- Pure & Applied Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Mathematical Physics (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Algebra (AREA)
- General Engineering & Computer Science (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Rotary-Type Compressors (AREA)
- Rotary Pumps (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE2611908A DE2611908C2 (de) | 1976-03-20 | 1976-03-20 | Mehrwellige Schneckenmaschine |
Publications (1)
Publication Number | Publication Date |
---|---|
IT1084461B true IT1084461B (it) | 1985-05-25 |
Family
ID=5973020
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT21409/77A IT1084461B (it) | 1976-03-20 | 1977-03-17 | Coclea a piu' alberi. |
Country Status (9)
Country | Link |
---|---|
US (1) | US4162854A (it) |
JP (1) | JPS52116908A (it) |
BE (1) | BE852597A (it) |
CA (1) | CA1085126A (it) |
DE (1) | DE2611908C2 (it) |
FR (1) | FR2344396A1 (it) |
GB (1) | GB1576354A (it) |
IT (1) | IT1084461B (it) |
NL (1) | NL7702918A (it) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE19536289C2 (de) * | 1995-09-29 | 1999-01-07 | Krupp Werner & Pfleiderer Gmbh | Verfahren zur Durchführung von kontinuierlichen Aufbereitungsprozessen mit gleichsinnig drehenden, dicht kämmenden Doppelschneckenextrudern |
DE10122462C1 (de) * | 2001-05-09 | 2002-10-10 | 3 & Extruder Gmbh | Vorrichtung mit Schnecken zum Homogenisieren und/oder Dispergieren eines viskosen Stoffes und eines Feststoffes und/oder eines anderen Stoffes unterschiedlicher Viskosität |
US20080267003A1 (en) * | 2007-04-24 | 2008-10-30 | Shashank Gulabchand Kasliwal | Extrusion method and apparatus |
DE102012008170A1 (de) * | 2012-04-26 | 2013-10-31 | Entex Rust & Mitschke Gmbh | Planetwalzenextruder mit Planetspindeln und Anlaufring |
JP6639800B2 (ja) * | 2014-05-08 | 2020-02-05 | 東芝機械株式会社 | 押出機用スクリュ並びに押出機および押出方法 |
JP6446234B2 (ja) * | 2014-10-27 | 2018-12-26 | 東芝機械株式会社 | 押出機用スクリュ、スクリュエレメント、押出機および押出方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
NL67723C (it) * | 1947-06-25 | 1900-01-01 | ||
DE1180718B (de) * | 1962-04-11 | 1964-11-05 | Bayer Ag | Knetvorrichtung mit zwei oder mehr Schnecken |
DE2236902A1 (de) * | 1972-07-27 | 1974-02-28 | Basf Ag | Schneckenextruder |
DE2446436A1 (de) * | 1974-09-28 | 1976-04-08 | Bayer Ag | Mehrwellige schneckenmaschine |
-
1976
- 1976-03-20 DE DE2611908A patent/DE2611908C2/de not_active Expired
-
1977
- 1977-03-02 US US05/773,871 patent/US4162854A/en not_active Expired - Lifetime
- 1977-03-15 GB GB10827/77A patent/GB1576354A/en not_active Expired
- 1977-03-17 IT IT21409/77A patent/IT1084461B/it active
- 1977-03-17 NL NL7702918A patent/NL7702918A/xx not_active Application Discontinuation
- 1977-03-18 FR FR7708263A patent/FR2344396A1/fr active Granted
- 1977-03-18 BE BE2055748A patent/BE852597A/xx not_active IP Right Cessation
- 1977-03-18 CA CA274,309A patent/CA1085126A/en not_active Expired
- 1977-03-19 JP JP2982277A patent/JPS52116908A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
FR2344396B1 (it) | 1982-02-26 |
NL7702918A (nl) | 1977-09-22 |
CA1085126A (en) | 1980-09-09 |
FR2344396A1 (fr) | 1977-10-14 |
JPS6237240B2 (it) | 1987-08-11 |
JPS52116908A (en) | 1977-09-30 |
GB1576354A (en) | 1980-10-08 |
DE2611908A1 (de) | 1977-09-22 |
BE852597A (fr) | 1977-09-19 |
US4162854A (en) | 1979-07-31 |
DE2611908C2 (de) | 1986-03-27 |
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