JPH0185493U - - Google Patents

Info

Publication number
JPH0185493U
JPH0185493U JP18324587U JP18324587U JPH0185493U JP H0185493 U JPH0185493 U JP H0185493U JP 18324587 U JP18324587 U JP 18324587U JP 18324587 U JP18324587 U JP 18324587U JP H0185493 U JPH0185493 U JP H0185493U
Authority
JP
Japan
Prior art keywords
magnetic bearing
permanent magnet
rotor
bearing made
disposed
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
JP18324587U
Other languages
English (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 JP18324587U priority Critical patent/JPH0185493U/ja
Publication of JPH0185493U publication Critical patent/JPH0185493U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Non-Positive Displacement Air Blowers (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ターボ分子ポ
ンプの要部断面図である。第2図は変形実施例を
示す部分断面図である。第3図、第4図及び第5
図はいずれも従来の磁気軸受装置を示すターボ分
子ポンプの要部断面図である。 R…ロータ、S…ロータシヤフト、SR…スラ
ストランナ、1,2…上部永久磁石、3…電磁石
、4,5…下部永久磁石、7…ホルダ、8,14
…ラジアル・スラスト磁気軸受、9…スラスト磁
気軸受、12…センサ、13…プレート。

Claims (1)

    【実用新案登録請求の範囲】
  1. ロータを磁気浮上させて支持するターボ分子ポ
    ンプにおいて、前記ロータの一端側に永久磁石に
    より構成した磁気軸受を、他端側に電磁石により
    構成した磁気軸受と永久磁石により構成した磁気
    軸受とを配してなることを特徴とするターボ分子
    ポンプの磁気軸受装置。
JP18324587U 1987-11-30 1987-11-30 Pending JPH0185493U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP18324587U JPH0185493U (ja) 1987-11-30 1987-11-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP18324587U JPH0185493U (ja) 1987-11-30 1987-11-30

Publications (1)

Publication Number Publication Date
JPH0185493U true JPH0185493U (ja) 1989-06-06

Family

ID=31474674

Family Applications (1)

Application Number Title Priority Date Filing Date
JP18324587U Pending JPH0185493U (ja) 1987-11-30 1987-11-30

Country Status (1)

Country Link
JP (1) JPH0185493U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02163497A (ja) * 1988-12-15 1990-06-22 Seiko Seiki Co Ltd ターボ分子ポンプ

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5177746A (ja) * 1974-12-06 1976-07-06 Teldix Gmbh
JPS5812478A (ja) * 1981-07-15 1983-01-24 Hitachi Ltd 固体撮像装置の製造方法

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5177746A (ja) * 1974-12-06 1976-07-06 Teldix Gmbh
JPS5812478A (ja) * 1981-07-15 1983-01-24 Hitachi Ltd 固体撮像装置の製造方法

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02163497A (ja) * 1988-12-15 1990-06-22 Seiko Seiki Co Ltd ターボ分子ポンプ

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