JPH049468B2 - - Google Patents

Info

Publication number
JPH049468B2
JPH049468B2 JP59104464A JP10446484A JPH049468B2 JP H049468 B2 JPH049468 B2 JP H049468B2 JP 59104464 A JP59104464 A JP 59104464A JP 10446484 A JP10446484 A JP 10446484A JP H049468 B2 JPH049468 B2 JP H049468B2
Authority
JP
Japan
Prior art keywords
circular rubber
conductive
wheel
plate
plates
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 - Lifetime
Application number
JP59104464A
Other languages
English (en)
Japanese (ja)
Other versions
JPS60249044A (ja
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 filed Critical
Priority to JP10446484A priority Critical patent/JPS60249044A/ja
Publication of JPS60249044A publication Critical patent/JPS60249044A/ja
Publication of JPH049468B2 publication Critical patent/JPH049468B2/ja
Granted 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
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/20—Investigating the presence of flaws
    • G01N27/205—Investigating the presence of flaws in insulating materials
    • 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
    • G01N27/02—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance
    • G01N27/04—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance
    • G01N27/06—Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating impedance by investigating resistance of a liquid
    • G01N27/07—Construction of measuring vessels; Electrodes therefor

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 Electric Means (AREA)
JP10446484A 1984-05-25 1984-05-25 塗膜損傷位置探査車の集電車輪 Granted JPS60249044A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10446484A JPS60249044A (ja) 1984-05-25 1984-05-25 塗膜損傷位置探査車の集電車輪

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10446484A JPS60249044A (ja) 1984-05-25 1984-05-25 塗膜損傷位置探査車の集電車輪

Publications (2)

Publication Number Publication Date
JPS60249044A JPS60249044A (ja) 1985-12-09
JPH049468B2 true JPH049468B2 (enrdf_load_stackoverflow) 1992-02-20

Family

ID=14381307

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10446484A Granted JPS60249044A (ja) 1984-05-25 1984-05-25 塗膜損傷位置探査車の集電車輪

Country Status (1)

Country Link
JP (1) JPS60249044A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5455668B2 (ja) * 2010-01-18 2014-03-26 日鉄住金パイプライン＆エンジニアリング株式会社 地表電位検出用の集電車輪、塗膜損傷位置の探査装置、および地表の電位検出方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58119755U (ja) * 1982-02-04 1983-08-15 住金鋼管工事株式会社 埋設被覆鋼管塗膜損傷検出用探査装置
JPS58186462U (ja) * 1982-06-07 1983-12-10 住金鋼管工事株式会社 埋設被覆鋼管塗膜損傷検出用自動探査機

Also Published As

Publication number Publication date
JPS60249044A (ja) 1985-12-09

Similar Documents

Publication Publication Date Title
GB843419A (en) Method of and apparatus for use in measuring earth potentials
US7821247B2 (en) System and method for measuring electric current in a pipeline
US3735249A (en) Spoked electrode for monitoring earth currents
CA2555092C (en) System and method for measuring electric current in a pipeline
JPH049468B2 (enrdf_load_stackoverflow)
US4789035A (en) Load cell
CN110261481A (zh) 点压式采集装置
JPS61210935A (ja) 埋設金属管類の防食被覆損傷位置検出方法
JPH08159853A (ja) 車両の重量検出装置
ATE51589T1 (de) Vorrichtung zur ueberwachung eines elektrischen signals vom antriebsrad eines fahrzeugs, anwendbar fuer die ueberwachung eines reifens.
WO2007106784A2 (en) Wheeled moving body and grounding condition monitoring apparatus for the same
CN118630494A (zh) 一种新型复合垂直接地体装置
JP2003215180A (ja) 比抵抗測定方法及び比抵抗測定装置
CN216082580U (zh) 一种管道涂层老化状态监测探头
US7317308B2 (en) System and method for measuring electric current in a pipeline
RU2161789C2 (ru) Блок индикаторов скорости коррозии подземных металлических сооружений
JP3427258B2 (ja) 埋設塗覆装鋼管の塗膜損傷検出装置
CN207457334U (zh) 一种轮式跨步电压测量装置
JPS58186462U (ja) 埋設被覆鋼管塗膜損傷検出用自動探査機
CN212111234U (zh) 岩土体芯样电阻率测试装置
JP5455668B2 (ja) 地表電位検出用の集電車輪、塗膜損傷位置の探査装置、および地表の電位検出方法
JPH02704Y2 (enrdf_load_stackoverflow)
JPS6245465Y2 (enrdf_load_stackoverflow)
SU402587A1 (ru) Способ определения сопротивления изоляции трубопроводов
JPH0729473U (ja) 静電遮蔽を施した電圧検出センサ

Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term