BE857216A - Ohmetre a lecture directe - Google Patents

Ohmetre a lecture directe

Info

Publication number
BE857216A
BE857216A BE179685A BE179685A BE857216A BE 857216 A BE857216 A BE 857216A BE 179685 A BE179685 A BE 179685A BE 179685 A BE179685 A BE 179685A BE 857216 A BE857216 A BE 857216A
Authority
BE
Belgium
Prior art keywords
ohmeter
direct reading
reading
direct
reading ohmeter
Prior art date
Application number
BE179685A
Other languages
English (en)
French (fr)
Original Assignee
Western Electric Co
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 filed Critical Western Electric Co
Publication of BE857216A publication Critical patent/BE857216A/xx

Links

Classifications

    • 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
    • G01R27/04—Measuring real or complex resistance, reactance, impedance, or other two-pole characteristics derived therefrom, e.g. time constant in circuits having distributed constants, e.g. having very long conductors or involving high frequencies

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
BE179685A 1976-07-28 1977-07-27 Ohmetre a lecture directe BE857216A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/709,429 US4047104A (en) 1976-07-28 1976-07-28 Ohmmeter for circuits carrying unknown currents

Publications (1)

Publication Number Publication Date
BE857216A true BE857216A (fr) 1977-11-14

Family

ID=24849815

Family Applications (1)

Application Number Title Priority Date Filing Date
BE179685A BE857216A (fr) 1976-07-28 1977-07-27 Ohmetre a lecture directe

Country Status (7)

Country Link
US (1) US4047104A (ja)
JP (1) JPS5316672A (ja)
BE (1) BE857216A (ja)
CA (1) CA1072635A (ja)
DE (1) DE2733155A1 (ja)
FR (1) FR2360081A1 (ja)
GB (1) GB1536390A (ja)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4954782A (en) * 1987-05-08 1990-09-04 The Boeing Company Self-checking ohmmeter that checks for contact resistance of its probes
US7034554B2 (en) * 2003-08-19 2006-04-25 Eaton Corporation Method and apparatus for measuring impedance across pressure joints in a power distribution system
DE102004012457A1 (de) * 2004-03-10 2005-09-29 Siemens Ag Verfahren und Messprogramm zur Messung eines unbekannten elektrischen Widerstandes in einem Stromkreis und Detektion einer in den Stromkreis potenziell eingekoppelten Überspannung

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1905348A (en) * 1929-06-07 1933-04-25 Paul S Edwards Direct reading ohmmeter
US2578455A (en) * 1949-07-26 1951-12-11 Gen Electric Circuit for measuring the resistance of energized alternating current apparatus
US3172038A (en) * 1960-12-19 1965-03-02 Gen Electric Double bridge circuit for measuring resistance of energized alternating current apparatus
US3417331A (en) * 1966-01-04 1968-12-17 Corning Glass Works Resistance measuring apparatus including voltage charging and discharging means in the indicator portion
US3675122A (en) * 1969-10-27 1972-07-04 Rosemount Eng Co Ltd Two-wire current transmitter employing a stabilized current source in one electrical circuit containing control means in series therewith for controlling a direct current amplifier contained in a parallel circuit
US3731189A (en) * 1970-05-15 1973-05-01 Anderson Power Products Pulse sampling resistance metering method and means

Also Published As

Publication number Publication date
DE2733155A1 (de) 1978-02-02
FR2360081B1 (ja) 1981-10-02
CA1072635A (en) 1980-02-26
JPS5316672A (en) 1978-02-15
US4047104A (en) 1977-09-06
GB1536390A (en) 1978-12-20
FR2360081A1 (fr) 1978-02-24

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