FR2271645B1 - - Google Patents

Info

Publication number
FR2271645B1
FR2271645B1 FR7516253A FR7516253A FR2271645B1 FR 2271645 B1 FR2271645 B1 FR 2271645B1 FR 7516253 A FR7516253 A FR 7516253A FR 7516253 A FR7516253 A FR 7516253A FR 2271645 B1 FR2271645 B1 FR 2271645B1
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
Application number
FR7516253A
Other languages
French (fr)
Other versions
FR2271645A1 (enExample
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.)
Industrie Magneti Marelli SRL
Marelli Europe SpA
Original Assignee
Fabbrica Italiana Magneti Marelli SpA
Magneti Marelli SpA
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 Fabbrica Italiana Magneti Marelli SpA, Magneti Marelli SpA filed Critical Fabbrica Italiana Magneti Marelli SpA
Publication of FR2271645A1 publication Critical patent/FR2271645A1/fr
Application granted granted Critical
Publication of FR2271645B1 publication Critical patent/FR2271645B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
    • H01C17/06—Apparatus or processes specially adapted for manufacturing resistors adapted for coating resistive material on a base
    • H01C17/20—Apparatus or processes specially adapted for manufacturing resistors adapted for coating resistive material on a base by pyrolytic processes
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01C—RESISTORS
    • H01C7/00—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
    • H01C7/04—Non-adjustable resistors formed as one or more layers or coatings; Non-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having negative temperature coefficient
    • 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
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49082—Resistor making
    • Y10T29/49085—Thermally variable

Landscapes

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Thermistors And Varistors (AREA)
  • Chemical Vapour Deposition (AREA)
FR7516253A 1974-05-17 1975-05-16 Expired FR2271645B1 (enExample)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT22856/74A IT1012467B (it) 1974-05-17 1974-05-17 Procedimento per ottenere termi stori

Publications (2)

Publication Number Publication Date
FR2271645A1 FR2271645A1 (enExample) 1975-12-12
FR2271645B1 true FR2271645B1 (enExample) 1981-09-25

Family

ID=11201225

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7516253A Expired FR2271645B1 (enExample) 1974-05-17 1975-05-16

Country Status (6)

Country Link
US (1) US3981071A (enExample)
JP (1) JPS5830721B2 (enExample)
DE (1) DE2521704C3 (enExample)
FR (1) FR2271645B1 (enExample)
GB (1) GB1505163A (enExample)
IT (1) IT1012467B (enExample)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE660146C (de) * 1935-06-19 1938-05-19 Siemens & Halske Akt Ges Die Verwendung an sich bekannter gekreuzter Draehte als traegheitsarmer Widerstand mit negativem Temperaturkoeffizienten
DE706841C (de) * 1936-12-24 1941-06-06 Int Standard Electric Corp Elektrischer Widerstand
BE586067A (enExample) * 1959-12-28 1960-01-15
DE1415661A1 (de) * 1962-09-28 1968-10-10 Carborundum Co Halbleiter
NL6409742A (enExample) * 1963-08-22 1965-02-23
US3865550A (en) * 1970-08-26 1975-02-11 Nat Res Dev Semi-conducting gas sensitive devices
DE2210742A1 (de) * 1972-03-06 1973-09-20 Siemens Ag Verfahren zur herstellung von metallbzw. metallegierungs-kohlenstoff-widerstaenden

Also Published As

Publication number Publication date
GB1505163A (en) 1978-03-30
FR2271645A1 (enExample) 1975-12-12
US3981071A (en) 1976-09-21
DE2521704A1 (de) 1975-11-27
DE2521704B2 (de) 1981-05-14
DE2521704C3 (de) 1982-03-11
JPS50160766A (enExample) 1975-12-26
JPS5830721B2 (ja) 1983-07-01
IT1012467B (it) 1977-03-10

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Legal Events

Date Code Title Description
ST Notification of lapse