JPS5884628U - disk-type magnetic recording medium - Google Patents

disk-type magnetic recording medium

Info

Publication number
JPS5884628U
JPS5884628U JP18037381U JP18037381U JPS5884628U JP S5884628 U JPS5884628 U JP S5884628U JP 18037381 U JP18037381 U JP 18037381U JP 18037381 U JP18037381 U JP 18037381U JP S5884628 U JPS5884628 U JP S5884628U
Authority
JP
Japan
Prior art keywords
magnetic recording
recording medium
magnetic
disk
disc
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.)
Granted
Application number
JP18037381U
Other languages
Japanese (ja)
Other versions
JPH0222811Y2 (en
Inventor
並河　守
檜森　広明
Original Assignee
東京磁気印刷株式会社
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 東京磁気印刷株式会社 filed Critical 東京磁気印刷株式会社
Priority to JP18037381U priority Critical patent/JPS5884628U/en
Publication of JPS5884628U publication Critical patent/JPS5884628U/en
Application granted granted Critical
Publication of JPH0222811Y2 publication Critical patent/JPH0222811Y2/ja
Granted legal-status Critical Current

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Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

添付図面の第１図は本考案の円板型磁気記録媒体の一実
施例としての磁気デスクの斜視図、第２図は第１図の磁
気デスクをパッケージに収容した状態を示す斜視図、第
３図は第２図の磁気デスクパッケージの拡大断面図であ
る。 １・・・・・・磁性膜、２・・・・・・磁気デスク基体
、３・・・・・・磁気ヘッドクリーニング部、６．７・
・・・・・パッケージ、１１・・・・・・目盛板、１２
・・・・・・長孔。FIG. 1 of the accompanying drawings is a perspective view of a magnetic disk as an embodiment of the disk-type magnetic recording medium of the present invention, and FIG. 2 is a perspective view showing the magnetic disk of FIG. 1 housed in a package. FIG. 3 is an enlarged sectional view of the magnetic desk package of FIG. 2. 1...Magnetic film, 2...Magnetic desk base, 3...Magnetic head cleaning section, 6.7.
...Package, 11 ...Scale plate, 12
・・・・・・Long hole.

Claims (1)

【実用新案登録請求の範囲】 （１）磁気記録部の一部に、該磁気記録部と異った色調
の磁気ヘッドクリーニング部を直径方向に延長させて設
けたことを特徴とする円板型磁気記録媒体。 （２）前記磁気ヘッドクリーニング部の色調は、明色で
ある実用新案登録請求の範囲第（１）項記載の円板型磁
気記録媒体。 、（３）前記磁気ヘッドクリーニング部は、記録再生−
装置の磁気ヘッドの表面研摩作用を有する実用新案登録
請求の範囲第（１）項又は第（２）項記載の円板型磁気
記録媒体。 （４）前記円板型磁気記録媒体の中心設定孔は、耐摩耗
性の金属又は硬質プラスチック材料で形成されている実
用新案登録請求の範囲第（１）項又は第（２）項又は第
（３）項記載の円板型磁気記録媒体。 （５）前記円板型磁気記録媒体は、パッケージ内に収容
されており、該パッケージには、前記磁気ヘッドクリー
ニング部を露出させうる長孔が設けられており、且つ該
長孔の付近に目盛板が付されている実用新案登録請求の
範囲第（１）項又は第（２）項又は第（３）項又は第（
４）項記載の円板型磁気記録媒体。 （６）前記パッケージには、前記磁気記録部の磁気特性
を識別させ記録再生装置と結合して磁気ヘッドに前記磁
気特性に対して最適な記録電流を供給しうるようにする
凸部、凹部、電導層等からなる磁気特性識別マークが設
けられている実用新案登録請求の範囲第（５）項記載の
円板型磁気記録媒体。 （７）　　前記パッケージには、消去防止機構が設けら
れている実用新案登録請求の範囲第（５）項又は第　□
（６）項記載の円板型磁気記録媒体。[Claims for Utility Model Registration] (1) A disk-type device characterized in that a magnetic head cleaning portion having a color tone different from that of the magnetic recording portion is provided in a part of the magnetic recording portion and extending in the diametrical direction. magnetic recording medium. (2) The disc-shaped magnetic recording medium according to claim (1), wherein the magnetic head cleaning section has a light color tone. , (3) The magnetic head cleaning section is configured to perform recording/reproduction.
A disc-shaped magnetic recording medium according to claim 1 or 2, which has a surface polishing action for a magnetic head of an apparatus. (4) The centering hole of the disk-type magnetic recording medium is formed of a wear-resistant metal or hard plastic material. 3) Disc-type magnetic recording medium described in section 3). (5) The disc-shaped magnetic recording medium is housed in a package, and the package is provided with a long hole that exposes the magnetic head cleaning section, and a scale is provided near the long hole. Utility model registration claims paragraph (1) or (2) or (3) or (
4) Disc-type magnetic recording medium as described in item 4). (6) The package includes a convex portion and a concave portion for identifying the magnetic characteristics of the magnetic recording section and coupling with a recording/reproducing device to supply the magnetic head with an optimal recording current for the magnetic characteristics. A disk-shaped magnetic recording medium according to claim (5), which is provided with a magnetic characteristic identification mark made of a conductive layer or the like. (7) The package is provided with an erasure prevention mechanism. Claims (5) or □
(6) The disk-type magnetic recording medium described in item (6).
JP18037381U 1981-12-03 1981-12-03 disk-type magnetic recording medium Granted JPS5884628U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18037381U JPS5884628U (en) 1981-12-03 1981-12-03 disk-type magnetic recording medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18037381U JPS5884628U (en) 1981-12-03 1981-12-03 disk-type magnetic recording medium

Publications (2)

Publication Number Publication Date
JPS5884628U true JPS5884628U (en) 1983-06-08
JPH0222811Y2 JPH0222811Y2 (en) 1990-06-20

Family

ID=29976908

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18037381U Granted JPS5884628U (en) 1981-12-03 1981-12-03 disk-type magnetic recording medium

Country Status (1)

Country Link
JP (1) JPS5884628U (en)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5226505U (en) * 1975-08-15 1977-02-24
JPS5423508A (en) * 1977-07-25 1979-02-22 Nippon Telegr & Teleph Corp <Ntt> Magnetic disc medium

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5226505B2 (en) * 1973-10-24 1977-07-14

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5226505U (en) * 1975-08-15 1977-02-24
JPS5423508A (en) * 1977-07-25 1979-02-22 Nippon Telegr & Teleph Corp <Ntt> Magnetic disc medium

Also Published As

Publication number Publication date
JPH0222811Y2 (en) 1990-06-20

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