BE879123A - Procede, appareil et dispositif pour mesurer les variations de l'epaisseur d'une feuille en matiere plastique - Google Patents
Procede, appareil et dispositif pour mesurer les variations de l'epaisseur d'une feuille en matiere plastiqueInfo
- Publication number
- BE879123A BE879123A BE0/197419A BE197419A BE879123A BE 879123 A BE879123 A BE 879123A BE 0/197419 A BE0/197419 A BE 0/197419A BE 197419 A BE197419 A BE 197419A BE 879123 A BE879123 A BE 879123A
- Authority
- BE
- Belgium
- Prior art keywords
- thickness
- plastic sheet
- measuring variations
- variations
- measuring
- Prior art date
Links
- 239000002985 plastic film Substances 0.000 title 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/02—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness
- G01B7/06—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness
- G01B7/08—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using capacitive means
- G01B7/087—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring length, width or thickness for measuring thickness using capacitive means for measuring of objects while moving
-
- 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
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D18/00—Testing or calibrating apparatus or arrangements provided for in groups G01D1/00 - G01D15/00
- G01D18/002—Automatic recalibration
- G01D18/006—Intermittent recalibration
-
- 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
- B29C2948/92009—Measured parameter
- B29C2948/92238—Electrical properties
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US94675178A | 1978-10-03 | 1978-10-03 |
Publications (1)
Publication Number | Publication Date |
---|---|
BE879123A true BE879123A (fr) | 1980-02-01 |
Family
ID=25484941
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BE0/197419A BE879123A (fr) | 1978-10-03 | 1979-10-01 | Procede, appareil et dispositif pour mesurer les variations de l'epaisseur d'une feuille en matiere plastique |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS5550102A (fr) |
BE (1) | BE879123A (fr) |
DE (1) | DE2939739A1 (fr) |
FR (1) | FR2438252A1 (fr) |
GB (1) | GB2038483B (fr) |
IT (1) | IT1123410B (fr) |
NL (1) | NL7907279A (fr) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0223198B1 (fr) * | 1985-11-12 | 1992-07-29 | Somar Corporation | Dispositif pour l'enlèvement d'un film collé sur un panneau |
GB8709465D0 (en) * | 1987-04-22 | 1987-05-28 | Watkiss Automation Ltd | Sensor |
DE3714615A1 (de) * | 1987-05-01 | 1988-11-17 | Bwg Bergwerk Walzwerk | Vorrichtung zum erfassen zumindest der querkruemmung von bandbehandlungsanlagen durchlaufenden metallbaendern |
US4947131A (en) * | 1989-04-21 | 1990-08-07 | Modern Controls, Inc. | Capacitance bar sensor |
US5030918A (en) * | 1989-11-17 | 1991-07-09 | Modern Controls, Inc. | Portable gauge for measuring thickness variations of thin plastic film |
DE4009982C2 (de) * | 1990-03-28 | 2000-11-02 | Windmoeller & Hoelscher | Verfahren zur Messung der Dicke noch warmer extrudierter Folien aus thermoplastischem Kunststoff |
DE4323091A1 (de) * | 1993-07-10 | 1995-01-12 | Heidelberger Druckmasch Ag | Anordnung zur Kontrolle der Lage einer Bogenkante auf einer Bogentransporttrommel |
DE4431934B4 (de) * | 1994-09-08 | 2006-04-27 | Heidelberger Druckmaschinen Ag | Berührungsfreie Doppelbogenkontrolleinrichtung |
DE19732281C2 (de) * | 1997-07-26 | 1999-09-16 | Roehm Gmbh | Vorrichtung zur Messung der mittleren Stegdicken von Stegmehrfachplatten |
EP1182423B1 (fr) | 2000-08-24 | 2004-01-07 | Plast-Control Gerätebau GmbH | Palpeur pour mesurer capacitevement l'épaisseur de feuilles |
EP1205293B1 (fr) * | 2000-11-10 | 2006-07-12 | Plast-Control Gerätebau GmbH | Procédés pour mesurer l'épaisseur de films multicouches |
-
1979
- 1979-10-01 GB GB7934027A patent/GB2038483B/en not_active Expired
- 1979-10-01 NL NL7907279A patent/NL7907279A/nl not_active Application Discontinuation
- 1979-10-01 FR FR7924377A patent/FR2438252A1/fr active Granted
- 1979-10-01 DE DE19792939739 patent/DE2939739A1/de not_active Withdrawn
- 1979-10-01 BE BE0/197419A patent/BE879123A/fr not_active IP Right Cessation
- 1979-10-01 JP JP12726579A patent/JPS5550102A/ja active Pending
- 1979-10-02 IT IT26182/79A patent/IT1123410B/it active
Also Published As
Publication number | Publication date |
---|---|
JPS5550102A (en) | 1980-04-11 |
NL7907279A (nl) | 1980-04-09 |
IT1123410B (it) | 1986-04-30 |
FR2438252A1 (fr) | 1980-04-30 |
GB2038483B (en) | 1983-07-20 |
DE2939739A1 (de) | 1980-04-17 |
GB2038483A (en) | 1980-07-23 |
IT7926182A0 (it) | 1979-10-02 |
FR2438252B3 (fr) | 1981-08-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RE | Patent lapsed |
Owner name: MODERN CONTROLS INC. Effective date: 19921031 |