JPS5849355U - rotary drive device - Google Patents

rotary drive device

Info

Publication number
JPS5849355U
JPS5849355U JP14542281U JP14542281U JPS5849355U JP S5849355 U JPS5849355 U JP S5849355U JP 14542281 U JP14542281 U JP 14542281U JP 14542281 U JP14542281 U JP 14542281U JP S5849355 U JPS5849355 U JP S5849355U
Authority
JP
Japan
Prior art keywords
drive device
rotary drive
rotating
rotating body
magnet
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
JP14542281U
Other languages
Japanese (ja)
Inventor
悦郎 斉藤
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Priority to JP14542281U priority Critical patent/JPS5849355U/en
Publication of JPS5849355U publication Critical patent/JPS5849355U/en
Pending legal-status Critical Current

Links

Landscapes

  • Rotational Drive Of Disk (AREA)
  • Motor Or Generator Frames (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)

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) [Summary] 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図は本考案の一実施例を示す一部省略断面図、第２
図は上記第１図に示した回転駆動装置の・要部拡大断面
図である。 １・・・・・・回転体、２・・・・・・基台、３・・・
・・・中心軸、５・・・・・・ボールベアリング機構、
７・・・・・・磁石、８・・・・・・周波数発電機の回
転部、９・・・・・・コイル、１０・・・・・・周波数
発電機の固定部。Fig. 1 is a partially omitted sectional view showing one embodiment of the present invention;
The figure is an enlarged cross-sectional view of the main parts of the rotary drive device shown in FIG. 1 above. 1...Rotating body, 2...Base, 3...
... Central axis, 5 ... Ball bearing mechanism,
7... Magnet, 8... Rotating part of the frequency generator, 9... Coil, 10... Fixed part of the frequency generator.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 回転記録媒体を回転駆動させる回転体を中心軸に対して
回転自在に取付け、上記回転体の下面には上記回転体を
基台方向に偏寄させる磁石が取り付けられ、この磁石と
一体に周波数発電機の回転部が形成されると共に、上記
基台上には上記回転部に対向して上記周波数発電機の固
定部が形成されたことを特徴とする回転駆動装置。A rotating body that rotationally drives a rotating recording medium is attached to be rotatable about a central axis, and a magnet that biases the rotating body toward the base is attached to the lower surface of the rotating body, and a frequency power generator is integrated with this magnet. A rotary drive device, characterized in that a rotating part of the frequency generator is formed, and a fixed part of the frequency generator is formed on the base to face the rotating part.
JP14542281U 1981-09-30 1981-09-30 rotary drive device Pending JPS5849355U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP14542281U JPS5849355U (en) 1981-09-30 1981-09-30 rotary drive device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP14542281U JPS5849355U (en) 1981-09-30 1981-09-30 rotary drive device

Publications (1)

Publication Number Publication Date
JPS5849355U true JPS5849355U (en) 1983-04-02

Family

ID=29938354

Family Applications (1)

Application Number Title Priority Date Filing Date
JP14542281U Pending JPS5849355U (en) 1981-09-30 1981-09-30 rotary drive device

Country Status (1)

Country Link
JP (1) JPS5849355U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60170487U (en) * 1984-04-23 1985-11-12 立川ブラインド工業株式会社 Accordion curtain fabric locking device

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60170487U (en) * 1984-04-23 1985-11-12 立川ブラインド工業株式会社 Accordion curtain fabric locking device

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