ES177951A1 - A PROCEDURE FOR MANUFACTURING ELECTRICAL CIRCUIT ELEMENTS, SUCH AS RESISTORS AND SELFS - Google Patents

A PROCEDURE FOR MANUFACTURING ELECTRICAL CIRCUIT ELEMENTS, SUCH AS RESISTORS AND SELFS

Info

Publication number
ES177951A1
ES177951A1 ES177951A ES177951A ES177951A1 ES 177951 A1 ES177951 A1 ES 177951A1 ES 177951 A ES177951 A ES 177951A ES 177951 A ES177951 A ES 177951A ES 177951 A1 ES177951 A1 ES 177951A1
Authority
ES
Spain
Prior art keywords
selfs
resistors
procedure
electrical circuit
circuit elements
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
Application number
ES177951A
Other languages
Spanish (es)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Compagnie de Saint Gobain SA
Original Assignee
Compagnie de Saint Gobain SA
Manufactures des Glaces et Produits Chimiques de Saint Gobain SA
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Compagnie de Saint Gobain SA, Manufactures des Glaces et Produits Chimiques de Saint Gobain SA filed Critical Compagnie de Saint Gobain SA
Publication of ES177951A1 publication Critical patent/ES177951A1/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
    • H01C17/22—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming
    • H01C17/24—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming by removing or adding resistive material
    • H01C17/245—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming by removing or adding resistive material by mechanical means, e.g. sand blasting, cutting, ultrasonic treatment
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
    • H01C17/06—Apparatus or processes specially adapted for manufacturing resistors adapted for coating resistive material on a base
    • H01C17/075—Apparatus or processes specially adapted for manufacturing resistors adapted for coating resistive material on a base by thin film techniques
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
    • H01C17/06—Apparatus or processes specially adapted for manufacturing resistors adapted for coating resistive material on a base
    • H01C17/075—Apparatus or processes specially adapted for manufacturing resistors adapted for coating resistive material on a base by thin film techniques
    • H01C17/10—Apparatus or processes specially adapted for manufacturing resistors adapted for coating resistive material on a base by thin film techniques by flame spraying
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
    • H01C17/22—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming
    • H01C17/24—Apparatus or processes specially adapted for manufacturing resistors adapted for trimming by removing or adding resistive material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/04—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing coils
    • H01F41/041—Printed circuit coils
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B3/00—Ohmic-resistance heating
    • H05B3/20—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater
    • H05B3/22—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible
    • H05B3/26—Heating elements having extended surface area substantially in a two-dimensional plane, e.g. plate-heater non-flexible heating conductor mounted on insulating base

Landscapes

  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Apparatuses And Processes For Manufacturing Resistors (AREA)
ES177951A 1946-06-12 1947-05-07 A PROCEDURE FOR MANUFACTURING ELECTRICAL CIRCUIT ELEMENTS, SUCH AS RESISTORS AND SELFS Expired ES177951A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1001631T 1946-06-12

Publications (1)

Publication Number Publication Date
ES177951A1 true ES177951A1 (en) 1947-06-16

Family

ID=9561394

Family Applications (1)

Application Number Title Priority Date Filing Date
ES177951A Expired ES177951A1 (en) 1946-06-12 1947-05-07 A PROCEDURE FOR MANUFACTURING ELECTRICAL CIRCUIT ELEMENTS, SUCH AS RESISTORS AND SELFS

Country Status (4)

Country Link
BE (1) BE472746A (en)
CH (1) CH265319A (en)
ES (1) ES177951A1 (en)
FR (1) FR1001631A (en)

Also Published As

Publication number Publication date
BE472746A (en) 1947-10-22
CH265319A (en) 1949-11-30
FR1001631A (en) 1952-02-26

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