GB1331287A - Determination of the ratio of two dc currents - Google Patents

Determination of the ratio of two dc currents

Info

Publication number
GB1331287A
GB1331287A GB4957270A GB4957270A GB1331287A GB 1331287 A GB1331287 A GB 1331287A GB 4957270 A GB4957270 A GB 4957270A GB 4957270 A GB4957270 A GB 4957270A GB 1331287 A GB1331287 A GB 1331287A
Authority
GB
United Kingdom
Prior art keywords
winding
loop
current
core
currents
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
GB4957270A
Other languages
English (en)
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.)
Advantest Corp
Original Assignee
Takeda Riken Industries Co Ltd
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 Takeda Riken Industries Co Ltd filed Critical Takeda Riken Industries Co Ltd
Publication of GB1331287A publication Critical patent/GB1331287A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/10—Measuring sum, difference or ratio
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R1/00—Details of instruments or arrangements of the types included in groups G01R5/00 - G01R13/00 and G01R31/00
    • G01R1/28—Provision in measuring instruments for reference values, e.g. standard voltage, standard waveform

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Resistance Or Impedance (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Control Of Voltage And Current In General (AREA)
GB4957270A 1969-10-17 1970-10-19 Determination of the ratio of two dc currents Expired GB1331287A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP44082519A JPS498112B1 (https=) 1969-10-17 1969-10-17

Publications (1)

Publication Number Publication Date
GB1331287A true GB1331287A (en) 1973-09-26

Family

ID=13776771

Family Applications (1)

Application Number Title Priority Date Filing Date
GB4957270A Expired GB1331287A (en) 1969-10-17 1970-10-19 Determination of the ratio of two dc currents

Country Status (4)

Country Link
US (1) US3798543A (https=)
JP (1) JPS498112B1 (https=)
DE (1) DE2051133A1 (https=)
GB (1) GB1331287A (https=)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3343850A1 (de) * 1983-12-03 1985-06-13 Vdo Adolf Schindling Ag, 6000 Frankfurt Schaltungsanordnung zur regelung des drehmoments von quotientenmesswerken
US4876515A (en) * 1987-05-08 1989-10-24 The Boeing Company Self-checking ohmmeter that checks for contact resistance of its probes
US4954782A (en) * 1987-05-08 1990-09-04 The Boeing Company Self-checking ohmmeter that checks for contact resistance of its probes

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2919067A (en) * 1955-05-25 1959-12-29 Ibm Ratio measuring apparatus

Also Published As

Publication number Publication date
JPS498112B1 (https=) 1974-02-23
DE2051133B2 (https=) 1971-11-18
US3798543A (en) 1974-03-19
DE2051133A1 (de) 1971-05-13

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PCNP Patent ceased through non-payment of renewal fee