JPS6140756U - magnetic disk device - Google Patents

magnetic disk device

Info

Publication number
JPS6140756U
JPS6140756U JP12618684U JP12618684U JPS6140756U JP S6140756 U JPS6140756 U JP S6140756U JP 12618684 U JP12618684 U JP 12618684U JP 12618684 U JP12618684 U JP 12618684U JP S6140756 U JPS6140756 U JP S6140756U
Authority
JP
Japan
Prior art keywords
magnetic disk
rotor
disk device
index sensor
detected
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
JP12618684U
Other languages
Japanese (ja)
Inventor
直樹 蒔田
恒治 小笠原
Original Assignee
トキコ株式会社
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 トキコ株式会社 filed Critical トキコ株式会社
Priority to JP12618684U priority Critical patent/JPS6140756U/en
Publication of JPS6140756U publication Critical patent/JPS6140756U/en
Pending legal-status Critical Current

Links

Landscapes

  • Rotational Drive Of Disk (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 drawings]

第１図は本考案の一実施例を示す正面断面図、第２図は
第１図の底面図、第３図、第４図はそれぞれ第２図の突
部の変形例を示す要部拡大図、第５図は従来の磁気ディ
スク装置を示す正断面図、第６図は第５図の底面図、第
７図は第５図のロータの回転ブレを説明するための要部
拡大区である。 ２・・・アウタロータモータ、３・・・磁気ディスク、
６・・・ロータ（回転子）、８・・・磁気センサ、９・
・・突部、９ａ・・・被検出部。Fig. 1 is a front sectional view showing an embodiment of the present invention, Fig. 2 is a bottom view of Fig. 1, and Figs. 3 and 4 are enlarged views of main parts showing modifications of the protrusion shown in Fig. 2. Figure 5 is a front sectional view showing a conventional magnetic disk drive, Figure 6 is a bottom view of Figure 5, and Figure 7 is an enlarged section of the main part to explain the rotational wobbling of the rotor in Figure 5. be. 2... Outer rotor motor, 3... Magnetic disk,
6... Rotor (rotor), 8... Magnetic sensor, 9...
... Protrusion, 9a... Detected part.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] インデックスセンサを磁気ディスク駆動用アウタロータ
モータのロータ外周面から離間して配設し、前記インデ
ックスセンサにより検出される前記ロータの被検出部を
、該ロータの径方向外方へ突出させて形成した部分に設
けたことを特徴とする磁気ディスク装置。An index sensor is arranged at a distance from an outer peripheral surface of a rotor of an outer rotor motor for driving a magnetic disk, and a portion of the rotor to be detected by the index sensor is formed by protruding outward in the radial direction of the rotor. A magnetic disk device characterized by being provided with.
JP12618684U 1984-08-20 1984-08-20 magnetic disk device Pending JPS6140756U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12618684U JPS6140756U (en) 1984-08-20 1984-08-20 magnetic disk device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12618684U JPS6140756U (en) 1984-08-20 1984-08-20 magnetic disk device

Publications (1)

Publication Number Publication Date
JPS6140756U true JPS6140756U (en) 1986-03-14

Family

ID=30684869

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12618684U Pending JPS6140756U (en) 1984-08-20 1984-08-20 magnetic disk device

Country Status (1)

Country Link
JP (1) JPS6140756U (en)

Similar Documents

Publication Publication Date Title
JPS6047175U (en) disk cartridge
JPS6124877U (en) disk cartridge
JPS6140756U (en) magnetic disk device
JPS5917038U (en) Rotating magnetic sheet device
JPS6135579U (en) Motor for floppy disk device
JPS58121178U (en) Submersible commutatorless motor
JPS60186570U (en) Jacket for flexible disk
JPS6140798U (en) magnetic disk device
JPS60155097U (en) magnetic disk device
JPS60153666U (en) Structure of coreless rotor with integrated flat commutator
JPS5882996U (en) bicycle generator
JPS6124876U (en) disk cartridge
JPS58183678U (en) Feeding device for recording or playback converter
JPS60144777U (en) brushless motor
JPS6138560U (en) Rotational speed sensor
JPS61140403U (en)
JPS61189458U (en)
JPS59189479U (en) brushless motor
JPS586575U (en) step motor rotor
JPS5846248U (en) small electric motor
JPS6133259U (en) disk drive
JPS60125400U (en) centrifugal blower
JPS6044278U (en) disk cartridge
JPS6113572U (en) Permanent magnet stepping motor rotor
JPS6048340U (en) Disk drive motor for magnetic disk device