JPS632154U - - Google Patents

Info

Publication number
JPS632154U
JPS632154U JP9548586U JP9548586U JPS632154U JP S632154 U JPS632154 U JP S632154U JP 9548586 U JP9548586 U JP 9548586U JP 9548586 U JP9548586 U JP 9548586U JP S632154 U JPS632154 U JP S632154U
Authority
JP
Japan
Prior art keywords
specimen
electrode
pinhole
ultra
coating film
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.)
Pending
Application number
JP9548586U
Other languages
English (en)
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 JP9548586U priority Critical patent/JPS632154U/ja
Publication of JPS632154U publication Critical patent/JPS632154U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Measurement Of Length, Angles, Or The Like Using Electric Or Magnetic Means (AREA)
  • Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)

Description

【図面の簡単な説明】
第1図及び第2図は本考案の実施例を示す図、
第3図は電極の極細金属線の配列を示す図、第4
図は従来例を示す図である。 (主な記号)、1…極細金属線、2…電極、4
…検体。

Claims (1)

    【実用新案登録請求の範囲】
  1. 金属でなり、表面が非導電性の物質で薄膜状に
    コーテイングされた検体のコーテイング膜中のピ
    ンホールを検出する装置に於いて、極細金属線を
    針状に多数植設した電極を設け、当該電極の上記
    極細金属線先端に上記検体のコーテイング面が軽
    く接触する程度に上記検体を位置せしめ、上記電
    極と上記検体との間に電圧を印加して上記電極の
    極細金属線先端と上記検体のコーテイング膜中の
    ピンホールとの間での放電又は通電によつて上記
    ピンホールを検出するようにしたピンホール検出
    装置。
JP9548586U 1986-06-23 1986-06-23 Pending JPS632154U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9548586U JPS632154U (ja) 1986-06-23 1986-06-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9548586U JPS632154U (ja) 1986-06-23 1986-06-23

Publications (1)

Publication Number Publication Date
JPS632154U true JPS632154U (ja) 1988-01-08

Family

ID=30960069

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9548586U Pending JPS632154U (ja) 1986-06-23 1986-06-23

Country Status (1)

Country Link
JP (1) JPS632154U (ja)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5124948B1 (ja) * 1971-03-27 1976-07-28
JPS55162047A (en) * 1979-06-04 1980-12-17 Kawasaki Steel Corp Pinhole detecting method for coated steel pipe
JPS5759306B2 (ja) * 1978-08-25 1982-12-14 Ulvac Corp

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5124948B1 (ja) * 1971-03-27 1976-07-28
JPS5759306B2 (ja) * 1978-08-25 1982-12-14 Ulvac Corp
JPS55162047A (en) * 1979-06-04 1980-12-17 Kawasaki Steel Corp Pinhole detecting method for coated steel pipe

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