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FR1028189A - High temperature coefficient resistors and their manufacturing process - Google Patents

High temperature coefficient resistors and their manufacturing process

Info

Publication number
FR1028189A
FR1028189A FR1028189DA FR1028189A FR 1028189 A FR1028189 A FR 1028189A FR 1028189D A FR1028189D A FR 1028189DA FR 1028189 A FR1028189 A FR 1028189A
Authority
FR
France
Prior art keywords
high temperature
manufacturing process
temperature coefficient
coefficient resistors
resistors
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
Other languages
French (fr)
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.)
AT&T Corp
Original Assignee
Western Electric Co Inc
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 Western Electric Co Inc filed Critical Western Electric Co Inc
Application granted granted Critical
Publication of FR1028189A publication Critical patent/FR1028189A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B33/00—Clay-wares
    • C04B33/02—Preparing or treating the raw materials individually or as batches
    • C04B33/025—Mixtures of materials with different sizes
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B33/00—Clay-wares
    • C04B33/02—Preparing or treating the raw materials individually or as batches
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
    • H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
    • 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
    • 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
    • H01C7/042—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 mainly consisting of inorganic non-metallic substances
    • H01C7/043—Oxides or oxidic compounds
    • 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
    • Y10T29/49099—Coating resistive material on a base

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Electromagnetism (AREA)
  • Dispersion Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Materials Engineering (AREA)
  • Structural Engineering (AREA)
  • Organic Chemistry (AREA)
  • Apparatuses And Processes For Manufacturing Resistors (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Compositions Of Oxide Ceramics (AREA)
FR1028189D 1949-12-23 1950-11-09 High temperature coefficient resistors and their manufacturing process Expired FR1028189A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US134790A US2674583A (en) 1949-12-23 1949-12-23 High temperature coefficient resistors and methods of making them

Publications (1)

Publication Number Publication Date
FR1028189A true FR1028189A (en) 1953-05-20

Family

ID=22465014

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1028189D Expired FR1028189A (en) 1949-12-23 1950-11-09 High temperature coefficient resistors and their manufacturing process

Country Status (4)

Country Link
US (1) US2674583A (en)
DE (1) DE842966C (en)
FR (1) FR1028189A (en)
GB (1) GB685259A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1040660B (en) * 1952-09-22 1958-10-09 Siemens Ag Thermistor with high temperature coefficient
DE1047911B (en) * 1955-06-07 1958-12-31 Dr Erwin Daniels Process for the production of temperature-sensitive high-ohmic resistors with low heat resistance, in particular for radiation measurement
US3359632A (en) * 1965-02-10 1967-12-26 Victory Engineering Corp Method of making a thermistor
US3345596A (en) * 1965-11-08 1967-10-03 Ibm Hygrometer and method of fabrication
DE1765097C3 (en) * 1967-04-26 1973-07-12 Matsushita Electric Ind Co Ltd Voltage-dependent resistance from a sintered disc made of zinc oxide
DE2348589C2 (en) * 1973-09-27 1982-04-01 Robert Bosch Gmbh, 7000 Stuttgart Oxide ceramic resistor
JPS54111700A (en) * 1978-02-22 1979-09-01 Hitachi Ltd Thermistor composition
US4695818A (en) * 1985-03-07 1987-09-22 Siemens Aktiengesellschaft Electrical resistor with a negative temperature coefficient for incremental resistance values and method for manufacturing same

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2361527A (en) * 1939-07-25 1944-10-31 Monsanto Chemicals Method of uniting fibrous materials
US2364790A (en) * 1941-09-13 1944-12-12 Du Pont Treatment of organic dielectric materials with high-frequency electric current
NL91385C (en) * 1942-10-22
US2414793A (en) * 1945-06-29 1947-01-28 Bell Telephone Labor Inc Method of making resistors
GB618966A (en) * 1946-06-14 1949-03-02 Standard Telephones Cables Ltd Improvements in or relating to electric thermally sensitive resistance elements
US2593507A (en) * 1949-03-01 1952-04-22 Thompson Prod Inc Methods of molding nonmetallic powders

Also Published As

Publication number Publication date
GB685259A (en) 1952-12-31
US2674583A (en) 1954-04-06
DE842966C (en) 1952-07-03

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