JPH0296625U - - Google Patents

Info

Publication number
JPH0296625U
JPH0296625U JP1989002623U JP262389U JPH0296625U JP H0296625 U JPH0296625 U JP H0296625U JP 1989002623 U JP1989002623 U JP 1989002623U JP 262389 U JP262389 U JP 262389U JP H0296625 U JPH0296625 U JP H0296625U
Authority
JP
Japan
Prior art keywords
recording medium
layer
donut
recording
outer periphery
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
JP1989002623U
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 JP1989002623U priority Critical patent/JPH0296625U/ja
Publication of JPH0296625U publication Critical patent/JPH0296625U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】
第1図は本考案の実施例を示す図、第2図は本
考案の他の実施例の要部断面図で第3図は従来の
固定型光デイスク装置を示す図である。 図において、10は光デイスク媒体、15は保
護材を示す。

Claims (1)

  1. 【実用新案登録請求の範囲】 ドーナツツ形円板状の基板に記録層、保護層等
    が形成された記録媒体10において、 上記記録媒体10の外周に保護材15を付設し
    たことを特徴とする光デイスク媒体の保護構造。
JP1989002623U 1989-01-17 1989-01-17 Pending JPH0296625U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1989002623U JPH0296625U (ja) 1989-01-17 1989-01-17

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1989002623U JPH0296625U (ja) 1989-01-17 1989-01-17

Publications (1)

Publication Number Publication Date
JPH0296625U true JPH0296625U (ja) 1990-08-01

Family

ID=31203549

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1989002623U Pending JPH0296625U (ja) 1989-01-17 1989-01-17

Country Status (1)

Country Link
JP (1) JPH0296625U (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103499406A (zh) * 2013-09-18 2014-01-08 浙江工商大学 一种垂直吊挂的热真空环境下的高精度扭矩测试装置
CN103528740A (zh) * 2013-10-14 2014-01-22 国家海洋技术中心 螺旋桨推力及磁力传动力矩测量装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103499406A (zh) * 2013-09-18 2014-01-08 浙江工商大学 一种垂直吊挂的热真空环境下的高精度扭矩测试装置
CN103528740A (zh) * 2013-10-14 2014-01-22 国家海洋技术中心 螺旋桨推力及磁力传动力矩测量装置

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