ES421993A1 - Metodo con su aparato correspondiente para controlar la a- plicacion de un material dielectrico. - Google Patents
Metodo con su aparato correspondiente para controlar la a- plicacion de un material dielectrico.Info
- Publication number
- ES421993A1 ES421993A1 ES421993A ES421993A ES421993A1 ES 421993 A1 ES421993 A1 ES 421993A1 ES 421993 A ES421993 A ES 421993A ES 421993 A ES421993 A ES 421993A ES 421993 A1 ES421993 A1 ES 421993A1
- Authority
- ES
- Spain
- Prior art keywords
- cellular plastic
- plastic insulation
- monitoring
- application
- conductive material
- 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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
- B29C44/32—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements
- B29C44/322—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements the preformed parts being elongated inserts, e.g. cables
-
- 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
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R27/00—Arrangements for measuring resistance, reactance, impedance, or electric characteristics derived therefrom
- G01R27/02—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant
- G01R27/26—Measuring inductance or capacitance; Measuring quality factor, e.g. by using the resonance method; Measuring loss factor; Measuring dielectric constants ; Measuring impedance or related variables
- G01R27/2605—Measuring capacitance
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/58—Testing of lines, cables or conductors
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/06—Insulating conductors or cables
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B13/00—Apparatus or processes specially adapted for manufacturing conductors or cables
- H01B13/06—Insulating conductors or cables
- H01B13/14—Insulating conductors or cables by extrusion
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
- H01B7/285—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable by completely or partially filling interstices in the cable
- H01B7/2855—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable by completely or partially filling interstices in the cable using foamed plastic
-
- 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
- B29C2948/92123—Diameter or circumference
-
- 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
- B29C2948/92438—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
- B29C2948/92504—Controlled parameter
- B29C2948/92609—Dimensions
- B29C2948/92647—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
- B29C2948/92819—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
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/34—Auxiliary operations
- B29C44/60—Measuring, controlling or regulating
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/05—Use of one or more blowing agents together
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/13—Cell size and distribution control while molding a foam
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Mechanical Engineering (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Molding Of Porous Articles (AREA)
- Processes Specially Adapted For Manufacturing Cables (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US321082A US3914357A (en) | 1973-01-04 | 1973-01-04 | Method of monitoring the application of cellular plastic insulation to elongated conductive material |
Publications (1)
Publication Number | Publication Date |
---|---|
ES421993A1 true ES421993A1 (es) | 1976-05-01 |
Family
ID=23249109
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES421993A Expired ES421993A1 (es) | 1973-01-04 | 1974-01-03 | Metodo con su aparato correspondiente para controlar la a- plicacion de un material dielectrico. |
Country Status (9)
Country | Link |
---|---|
US (1) | US3914357A (es) |
JP (1) | JPS5857846B2 (es) |
BE (1) | BE808877A (es) |
CA (1) | CA1019403A (es) |
DE (1) | DE2400216C2 (es) |
ES (1) | ES421993A1 (es) |
FI (1) | FI58406C (es) |
FR (1) | FR2213565B1 (es) |
GB (1) | GB1442031A (es) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4117398A (en) * | 1975-12-22 | 1978-09-26 | Western Electric Company, Inc. | Method and apparatus for measuring the filling effectiveness of a cable during filling |
US4174236A (en) * | 1977-08-31 | 1979-11-13 | Western Electric Company, Inc. | Methods of and apparatus for controlling capacitance unbalance-to-ground in cables |
FI65504C (fi) * | 1978-01-02 | 1984-05-10 | Nokia Oy Ab | Metod foer reglering av en skumplastisolerad ledares kapacitans och diameter i samband med tillverkningen |
JPS54122892A (en) * | 1978-02-28 | 1979-09-22 | Furukawa Electric Co Ltd:The | Method of and apparatus for manufacturing foam insulation electric cable |
US4206164A (en) * | 1978-10-25 | 1980-06-03 | Owens-Corning Fiberglas Corporation | Method and apparatus for maintaining the concentricity of a molded pipe |
US4422988A (en) * | 1978-10-25 | 1983-12-27 | Kornylak Corporation | Fluid film continuous processing method and apparatus |
US4244897A (en) * | 1979-03-22 | 1981-01-13 | Measurex Corporation | Method and apparatus to control the density of products produced from an extrusion process |
FI65683C (fi) * | 1979-05-11 | 1984-06-11 | Nokia Oy Ab | Metod och anordning foer foam-skin isolering av telefonkabelledare |
US4252755A (en) * | 1979-05-21 | 1981-02-24 | Normanton James K | Co-extrusion method and apparatus |
CA1148317A (en) * | 1980-06-17 | 1983-06-21 | Phillips Cables Limited | Extrusion of insulating plastic |
US4340554A (en) * | 1980-09-29 | 1982-07-20 | Bardwell Robert G | Method and apparatus for extrusion coating of a cable involving guider tip protection from an oversized portion of the cable |
US4359436A (en) * | 1981-04-29 | 1982-11-16 | Western Electric Company, Inc. | Methods of and systems for controlling the expansion of cellular plastic insulation in the manufacture of insulated conductors |
US4454082A (en) * | 1982-09-24 | 1984-06-12 | U.C. Industries | Method and apparatus for monitoring the thickness of a foamed extrudate in an environmental control chamber downstream of an extrusion die |
US4514812A (en) * | 1982-09-27 | 1985-04-30 | Owens-Illinois, Inc. | Method and apparatus for controlling the thickness of a lamina of a coextruded laminate |
JPS5957731A (ja) * | 1982-09-28 | 1984-04-03 | Agency Of Ind Science & Technol | 樹脂系複合材料の成形方法 |
GB2130763B (en) * | 1982-11-15 | 1986-05-21 | Beta Instr Co | Method and apparatus for controlling a cellular foam cable coating extrusion process |
US4592881A (en) * | 1982-11-15 | 1986-06-03 | Beta Instrument Company Limited | Method for controlling a foam resin cable coating extrusion process |
IT1157134B (it) * | 1982-12-10 | 1987-02-11 | Saiag Spa | Procedimento ed apparecchiatura per realizzare mediante estrusione continua un trafilato in particolare una guarnizione di tenuta per carrozzerie di autoveicoli presentante successivi tratti di lunghezze predeterminate aventi ciascuno una rispettiva sezione prestabilita e trafilato ottenuto con tale procedimento |
US4613471A (en) * | 1984-07-16 | 1986-09-23 | Harrel, Incorporated | Extruded plastic foam density control system and method |
GB8729436D0 (en) * | 1987-12-17 | 1988-02-03 | Univ Strathclyde | Process control system |
GB8904592D0 (en) * | 1989-02-28 | 1989-04-12 | Beta Instr Co | Manufacture of insulated cable |
JP2620194B2 (ja) * | 1993-07-21 | 1997-06-11 | アルファー技研工業株式会社 | 電線被覆ラインの外径制御立上げ方法および外径立上げ制御装置 |
US5622663A (en) * | 1995-06-14 | 1997-04-22 | Dow Corning Corporation | Method for preparing a continuous foam profile containing a filamentary core |
IT1289525B1 (it) | 1996-12-24 | 1998-10-15 | Sgs Thomson Microelectronics | Cella di memoria per dispositivi di tipo eeprom e relativo processo di fabbricazione |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2765441A (en) * | 1953-09-03 | 1956-10-02 | Western Electric Co | Apparatus for monitoring and extruding plastic materials |
US2820987A (en) * | 1955-06-07 | 1958-01-28 | Western Electric Co | Methods of and apparatus for controlling the application of plastic materials upon filamentary articles |
US3300554A (en) * | 1963-09-27 | 1967-01-24 | Western Electric Co | Method of making cellular articles |
US3286302A (en) * | 1963-12-26 | 1966-11-22 | Industrial Nucleonics Corp | Control system for maximizing the production of a material forming process |
US3502752A (en) * | 1967-02-13 | 1970-03-24 | Gen Cable Corp | Control of the dimensions of multiple layers of extruded insulation |
GB1315662A (en) * | 1969-08-25 | 1973-05-02 | British Insulated Callenders | Methods of and apparatus for extruding plastic material |
BE793568A (fr) * | 1971-12-30 | 1973-04-16 | Western Electric Co | Procede de surveillance de la capacite et de l'excentricite d'un cable coaxial pendant l'extrusion de l'isolant |
-
1973
- 1973-01-04 US US321082A patent/US3914357A/en not_active Expired - Lifetime
- 1973-09-19 CA CA181,451A patent/CA1019403A/en not_active Expired
- 1973-12-20 BE BE139075A patent/BE808877A/xx not_active IP Right Cessation
-
1974
- 1974-01-02 GB GB10174A patent/GB1442031A/en not_active Expired
- 1974-01-03 ES ES421993A patent/ES421993A1/es not_active Expired
- 1974-01-03 FR FR7400187A patent/FR2213565B1/fr not_active Expired
- 1974-01-03 DE DE2400216A patent/DE2400216C2/de not_active Expired
- 1974-01-03 FI FI18/74A patent/FI58406C/fi active
- 1974-01-04 JP JP49004547A patent/JPS5857846B2/ja not_active Expired
Also Published As
Publication number | Publication date |
---|---|
FI58406C (fi) | 1981-01-12 |
BE808877A (fr) | 1974-04-16 |
GB1442031A (en) | 1976-07-07 |
FI58406B (fi) | 1980-09-30 |
DE2400216A1 (de) | 1974-07-18 |
JPS49101880A (es) | 1974-09-26 |
FR2213565B1 (es) | 1979-08-03 |
FR2213565A1 (es) | 1974-08-02 |
JPS5857846B2 (ja) | 1983-12-22 |
US3914357A (en) | 1975-10-21 |
DE2400216C2 (de) | 1984-07-12 |
CA1019403A (en) | 1977-10-18 |
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