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JPS64801U - - Google Patents

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Publication number
JPS64801U
JPS64801U JP9401587U JP9401587U JPS64801U JP S64801 U JPS64801 U JP S64801U JP 9401587 U JP9401587 U JP 9401587U JP 9401587 U JP9401587 U JP 9401587U JP S64801 U JPS64801 U JP S64801U
Authority
JP
Japan
Prior art keywords
rotor
stator
shaped member
magnetic head
rotating
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
JP9401587U
Other languages
Japanese (ja)
Other versions
JP2553286Y2 (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 JP1987094015U priority Critical patent/JP2553286Y2/en
Publication of JPS64801U publication Critical patent/JPS64801U/ja
Application granted granted Critical
Publication of JP2553286Y2 publication Critical patent/JP2553286Y2/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

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  • Recording Or Reproducing By Magnetic Means (AREA)

Description

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

第１図は本考案の実施例としての回転磁気ヘツ
ド機構の縦断面図、第２図は該回転磁気ヘツド機
構の一部詳細図、第３図及び第４図は従来の回転
磁気ヘツド機構を説明するための図である。 主要部分の符号の説明、２２……固定ドラム、
２３……モータ、２３ｆ……スピンドル、２５…
…磁気ヘツド、２７……回転ドラム、３０……ロ
ータリトランス、３１……ロータ側円盤状磁性部
材、３１ｄ……硬磁性体部、３２……ステータ側
円盤状磁性部材。 FIG. 1 is a longitudinal sectional view of a rotating magnetic head mechanism as an embodiment of the present invention, FIG. 2 is a partially detailed view of the rotating magnetic head mechanism, and FIGS. 3 and 4 are views of a conventional rotating magnetic head mechanism. It is a figure for explaining. Explanation of symbols of main parts, 22...Fixed drum,
23...Motor, 23f...Spindle, 25...
. . . Magnetic head, 27 . . . Rotating drum, 30 . . . Rotary transformer, 31 .

Claims (1)

【実用新案登録請求の範囲】 (1) 固定ドラムと、磁気ヘツドを保持した回転
ドラムと、前記固定ドラム及び回転ドラム間に介
装されたロータリトランスとを含み、前記ロータ
リトランスはステータ側巻線及びロータ側巻線と
、前記ステータ側巻線を担持して前記固定ドラム
に取り付けられたステータ側円盤状部材と、前記
ロータ側巻線を担持して前記ステータ側円盤状部
材と対向するように前記回転ドラムに固着された
ロータ側円盤状部材とから成る回転磁気ヘツド機
構であつて、前記ロータ側円盤状部材は前記ロー
タ側巻線を担持する部分以外において硬磁性体部
を有することを特徴とする回転磁気ヘツド機構。 (2) 前記硬磁性体部が円周方向において異なる
磁極が交互に並ぶように多極着磁されて回転速度
検出器のマグネツトとなされていることを特徴と
する実用新案登録請求の範囲第１項記載の回転磁
気ヘツド機構。[Claims for Utility Model Registration] (1) Includes a fixed drum, a rotating drum holding a magnetic head, and a rotary transformer interposed between the fixed drum and the rotating drum, and the rotary transformer has a winding on the stator side. and a rotor-side winding; a stator-side disc-shaped member supporting the stator-side winding and attached to the fixed drum; and a stator-side disc-shaped member supporting the rotor-side winding and facing the stator-side disc-shaped member. A rotating magnetic head mechanism comprising a rotor-side disk-shaped member fixed to the rotating drum, wherein the rotor-side disk-shaped member has a hard magnetic material portion in a portion other than the portion supporting the rotor-side winding. Rotating magnetic head mechanism. (2) Utility model registration claim 1, characterized in that the hard magnetic material portion is multipolarized so that different magnetic poles are arranged alternately in the circumferential direction, and is used as a magnet for a rotational speed detector. Rotating magnetic head mechanism as described in .
JP1987094015U 1987-06-18 1987-06-18 Rotating magnetic head mechanism Expired - Lifetime JP2553286Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987094015U JP2553286Y2 (en) 1987-06-18 1987-06-18 Rotating magnetic head mechanism

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987094015U JP2553286Y2 (en) 1987-06-18 1987-06-18 Rotating magnetic head mechanism

Publications (2)

Publication Number Publication Date
JPS64801U true JPS64801U (en) 1989-01-05
JP2553286Y2 JP2553286Y2 (en) 1997-11-05

Family

ID=30957082

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987094015U Expired - Lifetime JP2553286Y2 (en) 1987-06-18 1987-06-18 Rotating magnetic head mechanism

Country Status (1)

Country Link
JP (1) JP2553286Y2 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0747011A (en) * 1993-08-04 1995-02-21 Yamaki Seisakusho:Kk Method to administer permanent wave and administering instrument therefor

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5954910U (en) * 1982-10-01 1984-04-10 ソニー株式会社 rotary transformer

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5954910U (en) * 1982-10-01 1984-04-10 ソニー株式会社 rotary transformer

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0747011A (en) * 1993-08-04 1995-02-21 Yamaki Seisakusho:Kk Method to administer permanent wave and administering instrument therefor

Also Published As

Publication number Publication date
JP2553286Y2 (en) 1997-11-05

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