JPH0531721Y2 - - Google Patents

Info

Publication number
JPH0531721Y2
JPH0531721Y2 JP1987117919U JP11791987U JPH0531721Y2 JP H0531721 Y2 JPH0531721 Y2 JP H0531721Y2 JP 1987117919 U JP1987117919 U JP 1987117919U JP 11791987 U JP11791987 U JP 11791987U JP H0531721 Y2 JPH0531721 Y2 JP H0531721Y2
Authority
JP
Japan
Prior art keywords
disk
metal plate
ring
shaped member
circumferential side
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.)
Expired - Lifetime
Application number
JP1987117919U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6424572U (forum.php
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 JP1987117919U priority Critical patent/JPH0531721Y2/ja
Publication of JPS6424572U publication Critical patent/JPS6424572U/ja
Application granted granted Critical
Publication of JPH0531721Y2 publication Critical patent/JPH0531721Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Optical Record Carriers And Manufacture Thereof (AREA)
JP1987117919U 1987-07-31 1987-07-31 Expired - Lifetime JPH0531721Y2 (forum.php)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987117919U JPH0531721Y2 (forum.php) 1987-07-31 1987-07-31

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987117919U JPH0531721Y2 (forum.php) 1987-07-31 1987-07-31

Publications (2)

Publication Number Publication Date
JPS6424572U JPS6424572U (forum.php) 1989-02-09
JPH0531721Y2 true JPH0531721Y2 (forum.php) 1993-08-16

Family

ID=31361804

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987117919U Expired - Lifetime JPH0531721Y2 (forum.php) 1987-07-31 1987-07-31

Country Status (1)

Country Link
JP (1) JPH0531721Y2 (forum.php)

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2647370B2 (ja) * 1986-11-27 1997-08-27 日立マクセル株式会社 マグネチツククランプ用光情報記録デイスク
JPS63217582A (ja) * 1987-03-05 1988-09-09 Nippon Telegr & Teleph Corp <Ntt> 光デイスク用ハブ

Also Published As

Publication number Publication date
JPS6424572U (forum.php) 1989-02-09

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