JPH0161850U - - Google Patents

Info

Publication number
JPH0161850U
JPH0161850U JP15644887U JP15644887U JPH0161850U JP H0161850 U JPH0161850 U JP H0161850U JP 15644887 U JP15644887 U JP 15644887U JP 15644887 U JP15644887 U JP 15644887U JP H0161850 U JPH0161850 U JP H0161850U
Authority
JP
Japan
Prior art keywords
hub
pivot shaft
holding member
magnetic
magnetic fluid
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
JP15644887U
Other languages
English (en)
Other versions
JPH0526925Y2 (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 JP15644887U priority Critical patent/JPH0526925Y2/ja
Publication of JPH0161850U publication Critical patent/JPH0161850U/ja
Application granted granted Critical
Publication of JPH0526925Y2 publication Critical patent/JPH0526925Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Motor Or Generator Frames (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

Description

【図面の簡単な説明】
第1図は本考案の一実施例を示す断面正面図、
第2図は要部拡大断面図である。 2……モータブラケツト、3……枢支軸、4…
…軸受、5……ハブ、6……半径方向間隙部、7
……磁性保持部材、8……磁性流体、9……磁性
流体シール、22……内側面、23……通気孔、
24……開口端、25……外周端縁部、V……空
間部、A……空気。

Claims (1)

  1. 【実用新案登録請求の範囲】 モータブラケツト2に固着される枢支軸3と、
    該枢支軸3に軸受4を介して回転可能に支持され
    るハブ5と、該ハブ5と該枢支軸3との半径方向
    間隙部6に設けられると共に磁性保持部材7と磁
    性流体8とからなる磁性流体シール9と、を備え
    たスピンドルモータに於て、 上記モータブラケツト2の内側面22と上記磁
    性流体シール9との間の空間部Vに空気Aを流入
    させるための通気孔23が、上記モータブラケツ
    ト2に貫設され、該通気孔23における上記内側
    面22側の開口端24を、上記磁性保持部材7の
    外周端縁部25よりも内径側の位置となるように
    、設定したことを特徴とするスピンドルモータ。
JP15644887U 1987-10-13 1987-10-13 Expired - Lifetime JPH0526925Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15644887U JPH0526925Y2 (ja) 1987-10-13 1987-10-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15644887U JPH0526925Y2 (ja) 1987-10-13 1987-10-13

Publications (2)

Publication Number Publication Date
JPH0161850U true JPH0161850U (ja) 1989-04-20
JPH0526925Y2 JPH0526925Y2 (ja) 1993-07-08

Family

ID=31434999

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15644887U Expired - Lifetime JPH0526925Y2 (ja) 1987-10-13 1987-10-13

Country Status (1)

Country Link
JP (1) JPH0526925Y2 (ja)

Also Published As

Publication number Publication date
JPH0526925Y2 (ja) 1993-07-08

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