JPH0398712U - - Google Patents

Info

Publication number
JPH0398712U
JPH0398712U JP782990U JP782990U JPH0398712U JP H0398712 U JPH0398712 U JP H0398712U JP 782990 U JP782990 U JP 782990U JP 782990 U JP782990 U JP 782990U JP H0398712 U JPH0398712 U JP H0398712U
Authority
JP
Japan
Prior art keywords
peripheral edge
opening
chamfered
head drum
protrude
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
JP782990U
Other languages
English (en)
Other versions
JP2547598Y2 (ja
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 JP1990007829U priority Critical patent/JP2547598Y2/ja
Publication of JPH0398712U publication Critical patent/JPH0398712U/ja
Application granted granted Critical
Publication of JP2547598Y2 publication Critical patent/JP2547598Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Description

【図面の簡単な説明】
第１図は本考案の一実施例の要部の断面図、第
２図は本考案の一実施例の断面図、第３図は従来
の一例の断面図である。 １……磁気ヘツド、４……上ドラム、１０……
下ドラム、１４……開口部、１５……面取り部分
、１６……周縁部分。

Claims (1)

  1. 【実用新案登録請求の範囲】 磁気ヘツドがその周縁部に開口された開口部よ
    り突出するように固定された回転ヘツドドラムに
    おいて、 前記周縁部を前記開口部の上端より上方から面
    取りすると共に、前記周縁部先端部を円弧状に加
    工した構成としてなる回転ヘツドドラム。
JP1990007829U 1990-01-30 1990-01-30 回転ヘッドドラム Expired - Lifetime JP2547598Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1990007829U JP2547598Y2 (ja) 1990-01-30 1990-01-30 回転ヘッドドラム

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1990007829U JP2547598Y2 (ja) 1990-01-30 1990-01-30 回転ヘッドドラム

Publications (2)

Publication Number Publication Date
JPH0398712U true JPH0398712U (ja) 1991-10-15
JP2547598Y2 JP2547598Y2 (ja) 1997-09-10

Family

ID=31511483

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1990007829U Expired - Lifetime JP2547598Y2 (ja) 1990-01-30 1990-01-30 回転ヘッドドラム

Country Status (1)

Country Link
JP (1) JP2547598Y2 (ja)

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5412809A (en) * 1977-06-30 1979-01-30 Sony Corp Rotary magnetic head device
JPS58141425U (ja) * 1982-03-16 1983-09-22 松下電器産業株式会社 回転ヘツド装置

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5412809A (en) * 1977-06-30 1979-01-30 Sony Corp Rotary magnetic head device
JPS58141425U (ja) * 1982-03-16 1983-09-22 松下電器産業株式会社 回転ヘツド装置

Also Published As

Publication number Publication date
JP2547598Y2 (ja) 1997-09-10

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term