GB1278454A - Bridge circuit apparatus - Google Patents

Bridge circuit apparatus

Info

Publication number
GB1278454A
GB1278454A GB2996569A GB2996569A GB1278454A GB 1278454 A GB1278454 A GB 1278454A GB 2996569 A GB2996569 A GB 2996569A GB 2996569 A GB2996569 A GB 2996569A GB 1278454 A GB1278454 A GB 1278454A
Authority
GB
United Kingdom
Prior art keywords
bridge
output
amplifiers
june
amplifier
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
GB2996569A
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.)
JFE Engineering Corp
Original Assignee
Nippon Kokan 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 Nippon Kokan Ltd filed Critical Nippon Kokan Ltd
Publication of GB1278454A publication Critical patent/GB1278454A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
    • G01N27/00—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means
    • G01N27/72—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables
    • G01N27/82—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
    • G01N27/90—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
    • G01N27/9046—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents by analysing electrical signals

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • Physics & Mathematics (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Biochemistry (AREA)
  • General Health & Medical Sciences (AREA)
  • General Physics & Mathematics (AREA)
  • Immunology (AREA)
  • Pathology (AREA)
  • Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
GB2996569A 1968-06-12 1969-06-12 Bridge circuit apparatus Expired GB1278454A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3990768A JPS518347B1 (enExample) 1968-06-12 1968-06-12

Publications (1)

Publication Number Publication Date
GB1278454A true GB1278454A (en) 1972-06-21

Family

ID=12566010

Family Applications (1)

Application Number Title Priority Date Filing Date
GB2996569A Expired GB1278454A (en) 1968-06-12 1969-06-12 Bridge circuit apparatus

Country Status (5)

Country Link
JP (1) JPS518347B1 (enExample)
DE (1) DE1929946C3 (enExample)
FR (1) FR2010781A1 (enExample)
GB (1) GB1278454A (enExample)
SU (1) SU380029A3 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10144084B2 (en) 2010-01-22 2018-12-04 Illinois Tool Works Inc. Smart grid welding system

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2451032A1 (fr) * 1979-03-09 1980-10-03 Commissariat Energie Atomique Appareil numerique pour le controle de pieces par courants de foucault

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10144084B2 (en) 2010-01-22 2018-12-04 Illinois Tool Works Inc. Smart grid welding system
US11173564B2 (en) 2010-01-22 2021-11-16 Illinois Tool Works Inc. Smart grid welding system
US12083634B2 (en) 2010-01-22 2024-09-10 Illinois Tool Works Inc. Smart grid welding system

Also Published As

Publication number Publication date
FR2010781A1 (enExample) 1970-02-20
JPS518347B1 (enExample) 1976-03-16
DE1929946B2 (de) 1979-05-03
DE1929946A1 (de) 1969-12-18
DE1929946C3 (de) 1980-01-03
SU380029A3 (enExample) 1973-04-20

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee