FR2139545A5 - - Google Patents
Info
- Publication number
- FR2139545A5 FR2139545A5 FR7217327A FR7217327A FR2139545A5 FR 2139545 A5 FR2139545 A5 FR 2139545A5 FR 7217327 A FR7217327 A FR 7217327A FR 7217327 A FR7217327 A FR 7217327A FR 2139545 A5 FR2139545 A5 FR 2139545A5
- Authority
- FR
- France
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
- G01B17/02—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations for measuring thickness
-
- 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
- B29C48/92—Measuring, controlling or regulating
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92009—Measured parameter
- B29C2948/92114—Dimensions
- B29C2948/92152—Thickness
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92323—Location or phase of measurement
- B29C2948/92447—Moulded article
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/9258—Velocity
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92504—Controlled parameter
- B29C2948/92704—Temperature
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92857—Extrusion unit
- B29C2948/92904—Die; Nozzle zone
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/92933—Conveying, transporting or storage of articles
-
- 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
- B29C2948/00—Indexing scheme relating to extrusion moulding
- B29C2948/92—Measuring, controlling or regulating
- B29C2948/92819—Location or phase of control
- B29C2948/9298—Start-up, shut-down or parameter setting phase; Emergency shut-down; Material change; Test or laboratory equipment or studies
-
- 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
- B29C48/07—Flat, e.g. panels
- B29C48/08—Flat, e.g. panels flexible, e.g. films
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB1487571A GB1370946A (en) | 1971-05-14 | 1971-05-14 | Extrusion of thermoplastics materials |
Publications (1)
Publication Number | Publication Date |
---|---|
FR2139545A5 true FR2139545A5 (uk) | 1973-01-05 |
Family
ID=10049054
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR7217327A Expired FR2139545A5 (uk) | 1971-05-14 | 1972-05-15 |
Country Status (4)
Country | Link |
---|---|
DE (1) | DE2223609A1 (uk) |
FR (1) | FR2139545A5 (uk) |
GB (1) | GB1370946A (uk) |
NL (1) | NL7206516A (uk) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2207016A1 (en) * | 1972-11-18 | 1974-06-14 | Hepworth Plastics Ltd | Extrusion of plastics pipes - with sensor for control of wall thickness |
FR2424127A1 (fr) * | 1978-04-28 | 1979-11-23 | Fabrications Et | Dispositif de fabrication, par extrusion, d'un fil metallique sous gaine thermoplastique |
WO1985000138A1 (en) * | 1983-06-29 | 1985-01-17 | Caterpillar Tractor Co. | Apparatus and method for controlling internal size of an extruded hose |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4160385A (en) * | 1977-06-30 | 1979-07-10 | E. I. Dupont De Nemours And Co. | Pipe quality monitoring mechanism |
US4520672A (en) * | 1982-08-19 | 1985-06-04 | Saint Amour John D | Thickness measuring |
DE3236036C2 (de) * | 1982-09-29 | 1985-01-17 | Elbatainer Kunststoff- Und Verpackungsgesellschaft Mbh, 7505 Ettlingen | Verfahren zur Ultraschallmessung der Wandstärke von Kunststoffhohlkörpern |
DE3304865A1 (de) * | 1983-02-12 | 1984-08-16 | Battenfeld Extrusionstechnik GmbH, 4970 Bad Oeynhausen | Verfahren und vorrichtung zum konstanthalten der wandstaerke beim extrudieren von blasfolien, rohren oder rohrfoermigen straengen aus kunststoff |
US4740146A (en) * | 1986-07-25 | 1988-04-26 | Peter Angelbeck | Apparatus for measuring and controlling the wall thickness of plastic pipes |
US4882104A (en) * | 1987-04-03 | 1989-11-21 | Cincinnati Milacron, Inc. | Method of controlling the thickness of an extruded plastic article |
DE3906363C1 (uk) * | 1989-03-01 | 1990-11-08 | Inoex Gmbh Innovationen Und Ausruestungen Fuer Die Extrusionstechnik, 4970 Bad Oeynhausen, De | |
US5062299A (en) * | 1990-01-05 | 1991-11-05 | Lever Brothers Company, Division Of Conopco, Inc. | Apparatus and method for detecting inhomogeneities in semi-plastic substances through ultrasound |
DE4019865A1 (de) * | 1990-06-22 | 1992-01-09 | Wieland Werke Ag | Messeinrichtung zur messung der wanddicke bzw. der ungleichwandigkeit an laufenden rohren und rohrziehvorrichtung mit mindestens einer solchen messeinrichtung |
-
1971
- 1971-05-14 GB GB1487571A patent/GB1370946A/en not_active Expired
-
1972
- 1972-05-15 NL NL7206516A patent/NL7206516A/xx unknown
- 1972-05-15 DE DE19722223609 patent/DE2223609A1/de active Pending
- 1972-05-15 FR FR7217327A patent/FR2139545A5/fr not_active Expired
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR2207016A1 (en) * | 1972-11-18 | 1974-06-14 | Hepworth Plastics Ltd | Extrusion of plastics pipes - with sensor for control of wall thickness |
FR2424127A1 (fr) * | 1978-04-28 | 1979-11-23 | Fabrications Et | Dispositif de fabrication, par extrusion, d'un fil metallique sous gaine thermoplastique |
WO1985000138A1 (en) * | 1983-06-29 | 1985-01-17 | Caterpillar Tractor Co. | Apparatus and method for controlling internal size of an extruded hose |
Also Published As
Publication number | Publication date |
---|---|
NL7206516A (uk) | 1972-11-16 |
GB1370946A (en) | 1974-10-16 |
DE2223609A1 (de) | 1972-11-30 |
Similar Documents
Legal Events
Date | Code | Title | Description |
---|---|---|---|
ST | Notification of lapse |