FR2425320A1 - Collier de chauffage pour machine a extruder - Google Patents
Collier de chauffage pour machine a extruderInfo
- Publication number
- FR2425320A1 FR2425320A1 FR7813647A FR7813647A FR2425320A1 FR 2425320 A1 FR2425320 A1 FR 2425320A1 FR 7813647 A FR7813647 A FR 7813647A FR 7813647 A FR7813647 A FR 7813647A FR 2425320 A1 FR2425320 A1 FR 2425320A1
- Authority
- FR
- France
- Prior art keywords
- barrels
- extrusion
- injection moulding
- grp
- electric heating
- 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.)
- Granted
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
- B29C48/83—Heating or cooling the cylinders
- B29C48/832—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
- B29C48/78—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
- B29C48/83—Heating or cooling the cylinders
-
- 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
-
- 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
- B29C48/05—Filamentary, e.g. strands
Landscapes
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
L'INVENTION CONCERNE LES MACHINES A EXTRUDER. ELLE CONCERNE NOTAMMENT UN COLLIER DE CHAUFFAGE DE MACHINES A MATIERES PLASTIQUES TELLES QUE MACHINES A EXTRUDER OU A INJECTER DESTINE A ETRE MONTE SUR LE CORPS DE LA MACHINE DANS LEQUEL LA MATIERE A EXTRUDER EST POUSSEE VERS UNE FILIERE OU UN MOULE, CARATERISE EN CE QU'IL EST CONSTITUE D'UN CARTER EN FORME D'ANNEAU PRESENTANT UNE AME CYLINDRIQUE INTERNE DESTINEE A ETRE ENGAGEE SUR LE CORPS DE LA MACHINE, UNE PARTIE CYLINDRIQUE EXTERNE ET DEUX JOUES LATERALES SOLIDAIRES DES BORDS CORRESPONDANTS DESDITES PARTIES CYLINDRIQUES D'UN ENROULEMENT D'UN FIL CONDUCTEUR CONVENABLEMENT ISOLE ENROULE SUR L'AME ET DONT LES EXTREMITES SONT DESTINEES A ETRE RELIEES A UNE SOURCE DE COURANT ELECTRIQUE CONVENABLE. L'INVENTION S'APPLIQUE, EN PARTICULIER, AU CHAUFFAGE DES MACHINES A EXTRUDER.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7813647A FR2425320A1 (fr) | 1978-05-09 | 1978-05-09 | Collier de chauffage pour machine a extruder |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR7813647A FR2425320A1 (fr) | 1978-05-09 | 1978-05-09 | Collier de chauffage pour machine a extruder |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2425320A1 true FR2425320A1 (fr) | 1979-12-07 |
FR2425320B1 FR2425320B1 (fr) | 1981-01-23 |
Family
ID=9208024
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7813647A Granted FR2425320A1 (fr) | 1978-05-09 | 1978-05-09 | Collier de chauffage pour machine a extruder |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2425320A1 (fr) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0235849A2 (fr) * | 1986-03-03 | 1987-09-09 | Lys Fusion S.P.A. | Système de chauffage à induction de la chambre de plastification d'une presse pour le moulage à injection ou pour l'extrusion de matières plastiques, ou d'une machine similaire |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1156727A (fr) * | 1955-09-15 | 1958-05-20 | Wild Barfield Electr Furnaces | Manchon de chauffage par induction utilisable pour le chauffage de tubes ou de cylindres |
FR1324770A (fr) * | 1961-06-09 | 1963-04-19 | Ass Elect Ind | Agencements de chauffage et de refroidissement pour machines élaborant les matières plastiques |
US3129459A (en) * | 1959-07-17 | 1964-04-21 | Blaw Knox Co | Induction heated extruder |
DE2063852A1 (en) * | 1970-12-24 | 1972-06-29 | Ihne & Tesch | Plastic extruder heater - comprising heating layer sandwiched between two conducting layers |
-
1978
- 1978-05-09 FR FR7813647A patent/FR2425320A1/fr active Granted
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1156727A (fr) * | 1955-09-15 | 1958-05-20 | Wild Barfield Electr Furnaces | Manchon de chauffage par induction utilisable pour le chauffage de tubes ou de cylindres |
US3129459A (en) * | 1959-07-17 | 1964-04-21 | Blaw Knox Co | Induction heated extruder |
FR1324770A (fr) * | 1961-06-09 | 1963-04-19 | Ass Elect Ind | Agencements de chauffage et de refroidissement pour machines élaborant les matières plastiques |
DE2063852A1 (en) * | 1970-12-24 | 1972-06-29 | Ihne & Tesch | Plastic extruder heater - comprising heating layer sandwiched between two conducting layers |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0235849A2 (fr) * | 1986-03-03 | 1987-09-09 | Lys Fusion S.P.A. | Système de chauffage à induction de la chambre de plastification d'une presse pour le moulage à injection ou pour l'extrusion de matières plastiques, ou d'une machine similaire |
EP0235849A3 (fr) * | 1986-03-03 | 1989-09-20 | Lys Fusion S.P.A. | Système de chauffage à induction de la chambre de plastification d'une presse pour le moulage à injection ou pour l'extrusion de matières plastiques, ou d'une machine similaire |
Also Published As
Publication number | Publication date |
---|---|
FR2425320B1 (fr) | 1981-01-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |