ES444475A1 - Tornillo plastificador para materiales plasticos. - Google Patents
Tornillo plastificador para materiales plasticos.Info
- Publication number
- ES444475A1 ES444475A1 ES444475A ES444475A ES444475A1 ES 444475 A1 ES444475 A1 ES 444475A1 ES 444475 A ES444475 A ES 444475A ES 444475 A ES444475 A ES 444475A ES 444475 A1 ES444475 A1 ES 444475A1
- Authority
- ES
- Spain
- Prior art keywords
- plastic material
- helical profile
- material plasticizer
- plasticizer screw
- cylinder
- 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.)
- Expired
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
- B29C48/60—Thread tops
-
- 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)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Screw Conveyors (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1302475A CH587116A5 (es) | 1975-10-07 | 1975-10-07 |
Publications (1)
Publication Number | Publication Date |
---|---|
ES444475A1 true ES444475A1 (es) | 1977-10-01 |
Family
ID=4388619
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES444475A Expired ES444475A1 (es) | 1975-10-07 | 1976-01-20 | Tornillo plastificador para materiales plasticos. |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5245663A (es) |
CH (1) | CH587116A5 (es) |
DE (1) | DE2604631A1 (es) |
ES (1) | ES444475A1 (es) |
FR (1) | FR2327050A1 (es) |
IT (1) | IT1052686B (es) |
NL (1) | NL7600222A (es) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4227816A (en) * | 1978-08-21 | 1980-10-14 | Usm Corporation | Rotary processor |
EP1308262A1 (de) * | 2001-10-31 | 2003-05-07 | Krauss-Maffei Kunststofftechnik GmbH | Extrusionsschnecke |
-
1975
- 1975-10-07 CH CH1302475A patent/CH587116A5/xx not_active IP Right Cessation
- 1975-12-17 IT IT70102/75A patent/IT1052686B/it active
-
1976
- 1976-01-09 NL NL7600222A patent/NL7600222A/xx not_active Application Discontinuation
- 1976-01-16 JP JP51004571A patent/JPS5245663A/ja active Pending
- 1976-01-19 FR FR7601224A patent/FR2327050A1/fr active Granted
- 1976-01-20 ES ES444475A patent/ES444475A1/es not_active Expired
- 1976-02-06 DE DE19762604631 patent/DE2604631A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
DE2604631A1 (de) | 1977-04-21 |
FR2327050B3 (es) | 1978-10-13 |
IT1052686B (it) | 1981-07-20 |
CH587116A5 (es) | 1977-04-29 |
JPS5245663A (en) | 1977-04-11 |
NL7600222A (nl) | 1977-04-13 |
FR2327050A1 (fr) | 1977-05-06 |
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