FR1160432A - Detector of perforations and conductive particles embedded in a strip of paper or other insulating material - Google Patents

Detector of perforations and conductive particles embedded in a strip of paper or other insulating material

Info

Publication number
FR1160432A
FR1160432A FR1160432DA FR1160432A FR 1160432 A FR1160432 A FR 1160432A FR 1160432D A FR1160432D A FR 1160432DA FR 1160432 A FR1160432 A FR 1160432A
Authority
FR
France
Prior art keywords
perforations
detector
strip
paper
insulating material
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
Other languages
French (fr)
Inventor
D Leblais
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.)
Compagnie IBM France SAS
Original Assignee
Compagnie IBM France SAS
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 Compagnie IBM France SAS filed Critical Compagnie IBM France SAS
Application granted granted Critical
Publication of FR1160432A publication Critical patent/FR1160432A/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
    • G01N27/02—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
FR1160432D 1956-10-30 1956-10-30 Detector of perforations and conductive particles embedded in a strip of paper or other insulating material Expired FR1160432A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1160432T 1956-10-30

Publications (1)

Publication Number Publication Date
FR1160432A true FR1160432A (en) 1958-07-15

Family

ID=9651996

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1160432D Expired FR1160432A (en) 1956-10-30 1956-10-30 Detector of perforations and conductive particles embedded in a strip of paper or other insulating material

Country Status (1)

Country Link
FR (1) FR1160432A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105277094A (en) * 2015-11-26 2016-01-27 重庆标驰汽车配件有限公司 Novel convenient directional pipe upper sealing plate detecting tool
CN105277093A (en) * 2015-11-26 2016-01-27 重庆标驰汽车配件有限公司 Novel convenient directional pipe upper seal plate detecting tool

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105277094A (en) * 2015-11-26 2016-01-27 重庆标驰汽车配件有限公司 Novel convenient directional pipe upper sealing plate detecting tool
CN105277093A (en) * 2015-11-26 2016-01-27 重庆标驰汽车配件有限公司 Novel convenient directional pipe upper seal plate detecting tool

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