CH301186A - Verfahren zur Herstellung elektrischer Widerstände. - Google Patents

Verfahren zur Herstellung elektrischer Widerstände.

Info

Publication number
CH301186A
CH301186A CH301186DA CH301186A CH 301186 A CH301186 A CH 301186A CH 301186D A CH301186D A CH 301186DA CH 301186 A CH301186 A CH 301186A
Authority
CH
Switzerland
Prior art keywords
sep
gold
platinum
coating
solution
Prior art date
Application number
Other languages
German (de)
English (en)
Inventor
Limited Johnson Matthe Company
Limited Painton Company
Original Assignee
Johnson Matthey Co Ltd
Painton & Company Limited
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 Johnson Matthey Co Ltd, Painton & Company Limited filed Critical Johnson Matthey Co Ltd
Publication of CH301186A publication Critical patent/CH301186A/de

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
    • 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
    • H01C17/00—Apparatus or processes specially adapted for manufacturing resistors
    • H01C17/003—Apparatus or processes specially adapted for manufacturing resistors using lithography, e.g. photolithography
    • 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
    • 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
    • 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
    • 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

  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Manufacturing & Machinery (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Apparatuses And Processes For Manufacturing Resistors (AREA)
  • Inorganic Fibers (AREA)
  • Details Of Resistors (AREA)
CH301186D 1950-06-20 1951-06-20 Verfahren zur Herstellung elektrischer Widerstände. CH301186A (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB15357/50A GB689795A (en) 1950-06-20 1950-06-20 Improvements in and relating to electrical resistors and a method of making them

Publications (1)

Publication Number Publication Date
CH301186A true CH301186A (de) 1954-08-31

Family

ID=10057728

Family Applications (1)

Application Number Title Priority Date Filing Date
CH301186D CH301186A (de) 1950-06-20 1951-06-20 Verfahren zur Herstellung elektrischer Widerstände.

Country Status (8)

Country Link
US (1) US2693023A (fi)
AT (1) AT173754B (fi)
BE (1) BE504106A (fi)
CH (1) CH301186A (fi)
DE (1) DE1006492B (fi)
DK (1) DK80926C (fi)
GB (1) GB689795A (fi)
NL (1) NL83232C (fi)

Families Citing this family (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3056937A (en) * 1952-07-19 1962-10-02 Pritikin Nathan Electrical resistor and method and apparatus for producing resistors
US3134953A (en) * 1952-08-28 1964-05-26 Technograph Printed Circuits L Electric resistance devices
CH314011A (de) * 1953-07-17 1956-05-31 Menke Joseph Ferdinand Dipl In Elektrische Zündpille und Verfahren zur Herstellung derselben
US2868934A (en) * 1954-04-22 1959-01-13 Honeywell Regulator Co Precision resistance devices
US2837619A (en) * 1954-08-30 1958-06-03 Stein Samuel Strain sensitive element and method of manufacture
US2787560A (en) * 1955-03-03 1957-04-02 Stoddart Aircraft Radio Co Inc Microwave resistor manufacture
BE555335A (fi) * 1956-02-28
US3099575A (en) * 1959-10-20 1963-07-30 Engelhard Ind Inc Thermocouple
GB867559A (en) * 1959-12-24 1961-05-10 Standard Telephones Cables Ltd Improvements in or relating to the production of two or more stencils in mutual register
US3067315A (en) * 1960-02-08 1962-12-04 Gen Electric Multi-layer film heaters in strip form
US3058081A (en) * 1960-04-11 1962-10-09 Air Reduction Resistor terminal
US2994846A (en) * 1960-05-26 1961-08-01 Lockheed Aircraft Corp Structurally integrated film resistor assembly
US3138776A (en) * 1961-01-05 1964-06-23 Leeds & Northrup Co Calibrated resistance-thermometers and the like
US3201855A (en) * 1961-02-21 1965-08-24 Dale Electronics Electrical resistor and method of making same
US3174920A (en) * 1961-06-09 1965-03-23 Post Daniel Method for producing electrical resistance strain gages by electropolishing
US3095340A (en) * 1961-08-21 1963-06-25 David P Triller Precision resistor making by resistance value control for etching
BE621368A (fi) * 1961-08-31
US3205555A (en) * 1961-11-07 1965-09-14 Western Electric Co Methods of making printed circuit components
US3378919A (en) * 1962-07-16 1968-04-23 Triplex Safety Glass Co Laminated transparent panels incorporating heating wires
US3296574A (en) * 1962-12-21 1967-01-03 Tassara Luigi Film resistors with multilayer terminals
US3288983A (en) * 1963-07-29 1966-11-29 Lear Jet Corp Electrical resistance de-icing means for aircraft windshields
US3517436A (en) * 1965-05-04 1970-06-30 Vishay Intertechnology Inc Precision resistor of great stability
US3505134A (en) * 1966-04-13 1970-04-07 Du Pont Metalizing compositions whose fired-on coatings can be subjected to acid bath treatment and the method of using such metalizing compositions
US3621441A (en) * 1969-07-17 1971-11-16 Western Electric Co Film resistor adjustable by isolating portions of the film
JPS4919899B1 (fi) * 1969-12-15 1974-05-21
US4200970A (en) * 1977-04-14 1980-05-06 Milton Schonberger Method of adjusting resistance of a thermistor
US4306217A (en) * 1977-06-03 1981-12-15 Angstrohm Precision, Inc. Flat electrical components
FR2398374A1 (fr) * 1977-07-19 1979-02-16 Lignes Telegraph Telephon Ajustement de resistances pour circuits hybrides
DE2933676C2 (de) * 1979-08-20 1982-02-11 Hottinger Baldwin Messtechnik Gmbh, 6100 Darmstadt Verfahren zur Justierung von Meßwertumformern mit Dehnungsmeßstreifen und Dehnungsmeßstreifen zur Durchführung des Verfahrens.
DE3245392C2 (de) * 1982-12-08 1985-08-14 W.C. Heraeus Gmbh, 6450 Hanau Poliergoldpräparat
SE460810B (sv) * 1988-06-08 1989-11-20 Astra Meditec Ab Termistor avsedd foer temperaturmaetning samt foerfarande foer tillverkning av densamma
DE4026061C1 (fi) * 1990-08-17 1992-02-13 Heraeus Sensor Gmbh, 6450 Hanau, De
US5710538A (en) * 1995-09-27 1998-01-20 Micrel, Inc. Circuit having trim pads formed in scribe channel

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2399799A (en) * 1946-05-07 Process of making optical devices
US1936934A (en) * 1931-01-31 1933-11-28 Victor P Clear Machine for making resistance elements
US2021661A (en) * 1932-11-17 1935-11-19 Dispersion Cathodique Sa Electrical heating element of large surface for low temperatures
FR809631A (fr) * 1935-08-15 1937-03-08 Pilkington Brothers Ltd Appareil de chauffage électrique et son procédé de fabrication
US2273941A (en) * 1937-08-11 1942-02-24 Bosch Gmbh Robert Process for the production of resistances
US2256642A (en) * 1938-04-06 1941-09-23 Mallory & Co Inc P R Electric resistance element
US2281843A (en) * 1940-02-03 1942-05-05 Continental Carbon Inc Metal film resistor
US2389504A (en) * 1943-02-11 1945-11-20 American Optical Corp Process of making reticles or the like
US2435889A (en) * 1943-06-02 1948-02-10 Johnson Matthey Co Ltd Production of metallic designs on nonmetallic materials
US2482547A (en) * 1944-04-18 1949-09-20 Johnson Matthey Co Ltd Production of designs on nonmetallic heat-resisting bases
US2419537A (en) * 1944-09-09 1947-04-29 Bell Telephone Labor Inc Resistor
US2506604A (en) * 1947-02-01 1950-05-09 Robert P Lokker Method of making electronic coils
US2611807A (en) * 1949-06-30 1952-09-23 Rca Corp Multiple band turret-type tuning system

Also Published As

Publication number Publication date
BE504106A (fi) 1952-10-24
DK80926C (da) 1956-04-30
GB689795A (en) 1953-04-08
DE1006492B (de) 1957-04-18
NL83232C (fi)
US2693023A (en) 1954-11-02
AT173754B (de) 1953-01-26

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