JPH0318665U - - Google Patents

Info

Publication number
JPH0318665U
JPH0318665U JP7776389U JP7776389U JPH0318665U JP H0318665 U JPH0318665 U JP H0318665U JP 7776389 U JP7776389 U JP 7776389U JP 7776389 U JP7776389 U JP 7776389U JP H0318665 U JPH0318665 U JP H0318665U
Authority
JP
Japan
Prior art keywords
hub
seal
circumferential surface
holding part
seal holding
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
JP7776389U
Other languages
English (en)
Other versions
JPH0750864Y2 (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 JP7776389U priority Critical patent/JPH0750864Y2/ja
Publication of JPH0318665U publication Critical patent/JPH0318665U/ja
Application granted granted Critical
Publication of JPH0750864Y2 publication Critical patent/JPH0750864Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Landscapes

  • Brushless Motors (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図はブツシユの拡大断面図、第３図は要部拡
大断面図、第４図は作用説明図、第５図はブツシ
ユの他の例を示す断面図、第６図は他の実施例の
要部断面図である。 ３……枢支軸、７……ハブ、８……内周面、１
０……ブツシユ、１１……磁性流体シール、１２
……固定部、１３……シール保持部、１４……肉
薄部、１５……外周面、１６……間〓部。

Claims (1)

  1. 【実用新案登録請求の範囲】 枢支軸３の廻りにハブ７が回動自在に枢着され
    ると共に、該ハブ７内周面８に嵌着されるリング
    状ブツシユ１０を介して、磁性流体シール１１を
    該ハブ７側に取付けたスピンドルモータに於て、 該ブツシユ１０が、上記ハブ７内周面８に接着
    固定される固定部１２と、上記磁性流体シール１
    １が直接に内嵌されるシール保持部１３と、該シ
    ール保持部１３と上記固定部１２との間に形成さ
    れた肉薄部１４とから、構成され、かつ、該シー
    ル保持部１３及び該肉薄部１４の外周面１５と、
    上記ハブ７内周面８との熱膨張吸収用間〓部１６
    を形成したことを特徴とするスピンドルモータ。
JP7776389U 1989-06-30 1989-06-30 スピンドルモータ Expired - Lifetime JPH0750864Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7776389U JPH0750864Y2 (ja) 1989-06-30 1989-06-30 スピンドルモータ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7776389U JPH0750864Y2 (ja) 1989-06-30 1989-06-30 スピンドルモータ

Publications (2)

Publication Number Publication Date
JPH0318665U true JPH0318665U (ja) 1991-02-25
JPH0750864Y2 JPH0750864Y2 (ja) 1995-11-15

Family

ID=31620447

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7776389U Expired - Lifetime JPH0750864Y2 (ja) 1989-06-30 1989-06-30 スピンドルモータ

Country Status (1)

Country Link
JP (1) JPH0750864Y2 (ja)

Also Published As

Publication number Publication date
JPH0750864Y2 (ja) 1995-11-15

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Legal Events

Date Code Title Description
EXPY Cancellation because of completion of term