JPH0435217U - - Google Patents

Info

Publication number
JPH0435217U
JPH0435217U JP7697790U JP7697790U JPH0435217U JP H0435217 U JPH0435217 U JP H0435217U JP 7697790 U JP7697790 U JP 7697790U JP 7697790 U JP7697790 U JP 7697790U JP H0435217 U JPH0435217 U JP H0435217U
Authority
JP
Japan
Prior art keywords
magnetic tape
amount
displacement
amount detector
light
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
JP7697790U
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 JP7697790U priority Critical patent/JPH0435217U/ja
Publication of JPH0435217U publication Critical patent/JPH0435217U/ja
Pending legal-status Critical Current

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Landscapes

  • Manufacturing Of Magnetic Record Carriers (AREA)

Description

【図面の簡単な説明】
第1図は本考案の硬化度測定装置を示す斜視図
、第2図は第1図の要部を断面した拡大図、第3
図は磁性層の亀裂の状態を示す図、第4図は磁気
テープの変位量と透光量との関係を示す図、第5
図は従来の硬化度測定装置を示す斜視図である。 1……磁気テープ、2……変位量検出器、5…
…レーザー光発生器、6……透光量検出器。

Claims (1)

  1. 【実用新案登録請求の範囲】 磁気テープの一端を固定すると共に他端を移動
    させて変位量を検出する磁気テープ変位量検出器
    と、磁気テープを挾んで投光部と受光部とを有す
    る透光量検出器とを具備し、 前記透光量検出器から透光量の変化と前記磁気
    テープ変位量検出器から変位量とを同時に検出し
    、磁気テープの磁性層硬化度を測定するようにし
    たことを特徴とする磁気テープの磁性層硬化度測
    定装置。
JP7697790U 1990-07-18 1990-07-18 Pending JPH0435217U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7697790U JPH0435217U (ja) 1990-07-18 1990-07-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7697790U JPH0435217U (ja) 1990-07-18 1990-07-18

Publications (1)

Publication Number Publication Date
JPH0435217U true JPH0435217U (ja) 1992-03-24

Family

ID=31618931

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7697790U Pending JPH0435217U (ja) 1990-07-18 1990-07-18

Country Status (1)

Country Link
JP (1) JPH0435217U (ja)

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