BE821313A - Procede et appareil pour controler la planeite des anodes - Google Patents

Procede et appareil pour controler la planeite des anodes

Info

Publication number
BE821313A
BE821313A BE149737A BE149737A BE821313A BE 821313 A BE821313 A BE 821313A BE 149737 A BE149737 A BE 149737A BE 149737 A BE149737 A BE 149737A BE 821313 A BE821313 A BE 821313A
Authority
BE
Belgium
Prior art keywords
anodes
flatness
checking
Prior art date
Application number
BE149737A
Other languages
English (en)
French (fr)
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
Publication of BE821313A publication Critical patent/BE821313A/xx

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
    • G01B7/34—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring roughness or irregularity of surfaces
    • G01B7/345—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring roughness or irregularity of surfaces for measuring evenness
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49004—Electrical device making including measuring or testing of device or component part

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
  • Inert Electrodes (AREA)
BE149737A 1973-10-22 1974-10-22 Procede et appareil pour controler la planeite des anodes BE821313A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB49008/73A GB1483187A (en) 1973-10-22 1973-10-22 Method of and apparatus for assessing the flatness of anodes

Publications (1)

Publication Number Publication Date
BE821313A true BE821313A (fr) 1975-04-22

Family

ID=10450783

Family Applications (1)

Application Number Title Priority Date Filing Date
BE149737A BE821313A (fr) 1973-10-22 1974-10-22 Procede et appareil pour controler la planeite des anodes

Country Status (7)

Country Link
US (1) US3984767A (de)
JP (1) JPS5068551A (de)
BE (1) BE821313A (de)
DE (1) DE2450134A1 (de)
FR (1) FR2248488B1 (de)
GB (1) GB1483187A (de)
IT (1) IT1030719B (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS52102787A (en) * 1976-02-25 1977-08-29 Kobe Steel Ltd Method of detecting abnormal state of continuously traveling wire
US4646009A (en) * 1982-05-18 1987-02-24 Ade Corporation Contacts for conductivity-type sensors
US4935700A (en) * 1985-08-09 1990-06-19 Washington Research Foundation Fringe field capacitive sensor for measuring the size of an opening
US4814691A (en) * 1985-08-09 1989-03-21 Washington Research Foundation Fringe field capacitive sensor for measuring profile of a surface
US5025223A (en) * 1989-07-24 1991-06-18 Tempel Steel Company Flatness tester
US9689825B1 (en) * 2013-09-09 2017-06-27 Apple Inc. Testing a layer positioned over a capacitive sensing device

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2872640A (en) * 1957-10-14 1959-02-03 Western Electric Co Positioning device
US3257591A (en) * 1962-09-12 1966-06-21 Gen Electric Plug type probe for capacitively measuring surface flatness surrounding circular hole in metal plate
US3348313A (en) * 1964-09-16 1967-10-24 Urmenyi Laszlo Device for detecting surface elevations in sheet material
US3426272A (en) * 1966-06-17 1969-02-04 Nasa Device for determining the accuracy of the flare on a flared tube

Also Published As

Publication number Publication date
DE2450134A1 (de) 1975-09-11
JPS5068551A (de) 1975-06-07
US3984767A (en) 1976-10-05
AU7418874A (en) 1976-04-15
FR2248488A1 (de) 1975-05-16
GB1483187A (en) 1977-08-17
FR2248488B1 (de) 1982-03-26
IT1030719B (it) 1979-04-10

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: IMPERIAL CHEMICAL INDUSTRIES LTD

Effective date: 19921031