JPS5839734U - Rotating magnetic head drum structure - Google Patents

Rotating magnetic head drum structure

Info

Publication number
JPS5839734U
JPS5839734U JP13302181U JP13302181U JPS5839734U JP S5839734 U JPS5839734 U JP S5839734U JP 13302181 U JP13302181 U JP 13302181U JP 13302181 U JP13302181 U JP 13302181U JP S5839734 U JPS5839734 U JP S5839734U
Authority
JP
Japan
Prior art keywords
support
transformer
rotating
rotating shaft
magnetic head
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
JP13302181U
Other languages
Japanese (ja)
Inventor
晋二 岡田
直人 吉田
Original Assignee
株式会社日立製作所
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 株式会社日立製作所 filed Critical 株式会社日立製作所
Priority to JP13302181U priority Critical patent/JPS5839734U/en
Publication of JPS5839734U publication Critical patent/JPS5839734U/en
Pending legal-status Critical Current

Links

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) [Abstract] 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]

第１図は従来の回転磁気ヘッドドラムの構造を示す断面
図、第２図は本考案の一実施例を示す断面図、第３図お
よび第４図はそれぞれ本考案の要部を示す断面図、であ
る。 １・・・・・・磁気ヘッド、３・−・・・・回転ドラム
、７ａ。FIG. 1 is a cross-sectional view showing the structure of a conventional rotating magnetic head drum, FIG. 2 is a cross-sectional view showing an embodiment of the present invention, and FIGS. 3 and 4 are cross-sectional views showing the main parts of the present invention, respectively. , is. 1... Magnetic head, 3... Rotating drum, 7a.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 一端に回転支持体２０を固定された回転軸６を、ハウジ
）グ２２の上下位置にそれぞれ装着された軸受７ａ、　
７ｂの内径に、他端から貫通させ、貫通した回転軸（あ
他端に下部支持体１０を固定した後、回転軸６を回転さ
せて回転支持体２０の回転ドラム支持面Ａの面振れ修正
することにより精度の確認可能な回転軸を構成しておき
、前記回転支持体２０の外径をｄｌ、回転軸６を軸承す
る２個前記軸受７ａ、７ｂのうち回転支持体２０の側に
ある軸受７ａを固定している部分のハウジング部外径を
ｄ２としたとき、前記回転支持体２０に装着されるトラ
ンス支持体１９の内径の一部をＤ□とし、該トランス支
持体１９′に接着されるａ−タリトランス（回転ａ９ａ
の内径をＤ２としたとき、ｄｌ〈Ｄ□、ｄ工＜Ｄｌ、　
ｄ２＜Ｄｔ、　ｄｚ＜Ｄｚなる寸法関係をもたせておき
、前記回転軸部にロータリトランス９ａを固着したトラ
ンス支持体１９を後から取付可能にして成ることを特徴
とする回転磁気ヘッドドラム。Bearings 7a mounted on the upper and lower positions of the housing 22,
7b, and after fixing the lower support 10 to the other end, rotate the rotating shaft 6 to correct the surface runout of the rotating drum support surface A of the rotating support 20. By doing so, a rotating shaft whose accuracy can be confirmed is constructed, and the outer diameter of the rotating support 20 is dl, and two bearings 7a and 7b that support the rotating shaft 6 are located on the side of the rotating support 20. When the outer diameter of the housing part where the bearing 7a is fixed is d2, a part of the inner diameter of the transformer support 19 attached to the rotation support 20 is D□, and is bonded to the transformer support 19'. a-Tali transformer (rotation a9a
When the inner diameter of is D2, dl<D□, d<Dl,
A rotary magnetic head drum characterized in that the dimensional relationships d2<Dt and dz<Dz are maintained, and a transformer support 19 having a rotary transformer 9a fixed to the rotating shaft portion can be attached later.
JP13302181U 1981-09-09 1981-09-09 Rotating magnetic head drum structure Pending JPS5839734U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP13302181U JPS5839734U (en) 1981-09-09 1981-09-09 Rotating magnetic head drum structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13302181U JPS5839734U (en) 1981-09-09 1981-09-09 Rotating magnetic head drum structure

Publications (1)

Publication Number Publication Date
JPS5839734U true JPS5839734U (en) 1983-03-15

Family

ID=29926509

Family Applications (1)

Application Number Title Priority Date Filing Date
JP13302181U Pending JPS5839734U (en) 1981-09-09 1981-09-09 Rotating magnetic head drum structure

Country Status (1)

Country Link
JP (1) JPS5839734U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60117250U (en) * 1984-01-19 1985-08-08 日本精工株式会社 Emergency locking retractor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60117250U (en) * 1984-01-19 1985-08-08 日本精工株式会社 Emergency locking retractor

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