JPS5947520A - 軸受装置 - Google Patents

軸受装置

Info

Publication number
JPS5947520A
JPS5947520A JP15468882A JP15468882A JPS5947520A JP S5947520 A JPS5947520 A JP S5947520A JP 15468882 A JP15468882 A JP 15468882A JP 15468882 A JP15468882 A JP 15468882A JP S5947520 A JPS5947520 A JP S5947520A
Authority
JP
Japan
Prior art keywords
rotor
stator
permanent magnets
bearing device
grooves
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
JP15468882A
Other languages
English (en)
Japanese (ja)
Other versions
JPS6110691B2 (OSRAM
Inventor
Kiyoshi Kamiya
神谷　聖志
Katsunobu Ueda
上田　勝宣
Mitsuo Sumiya
住谷　充夫
Nobuyuki Wakizaka
脇坂　信行
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.)
Toshiba Corp
Original Assignee
Toshiba Corp
Tokyo Shibaura Electric Co Ltd
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 Toshiba Corp, Tokyo Shibaura Electric Co Ltd filed Critical Toshiba Corp
Priority to JP15468882A priority Critical patent/JPS5947520A/ja
Publication of JPS5947520A publication Critical patent/JPS5947520A/ja
Publication of JPS6110691B2 publication Critical patent/JPS6110691B2/ja
Granted legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
    • F16C17/028—Sliding-contact bearings for exclusively rotary movement for radial load only with fixed wedges to generate hydrodynamic pressure, e.g. multi-lobe bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/02—Sliding-contact bearings for exclusively rotary movement for radial load only
    • F16C17/026—Sliding-contact bearings for exclusively rotary movement for radial load only with helical grooves in the bearing surface to generate hydrodynamic pressure, e.g. herringbone grooves
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
    • F16C32/0402—Bearings not otherwise provided for using magnetic or electric supporting means combined with other supporting means, e.g. hybrid bearings with both magnetic and fluid supporting means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
    • F16C32/0406—Magnetic bearings
    • F16C32/0408—Passive magnetic bearings
    • F16C32/041—Passive magnetic bearings with permanent magnets on one part attracting the other part
    • F16C32/0417—Passive magnetic bearings with permanent magnets on one part attracting the other part for axial load mainly

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
JP15468882A 1982-09-07 1982-09-07 軸受装置 Granted JPS5947520A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15468882A JPS5947520A (ja) 1982-09-07 1982-09-07 軸受装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15468882A JPS5947520A (ja) 1982-09-07 1982-09-07 軸受装置

Publications (2)

Publication Number Publication Date
JPS5947520A true JPS5947520A (ja) 1984-03-17
JPS6110691B2 JPS6110691B2 (OSRAM) 1986-03-31

Family

ID=15589749

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15468882A Granted JPS5947520A (ja) 1982-09-07 1982-09-07 軸受装置

Country Status (1)

Country Link
JP (1) JPS5947520A (OSRAM)

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63196197U (OSRAM) * 1987-06-01 1988-12-16
JPH01251898A (ja) * 1987-12-04 1989-10-06 Toray Ind Inc スピーカー用振動板
US5804899A (en) * 1995-04-07 1998-09-08 Aerospatiale Societe Nationale Industrielle Miniature magnetic bearing with at least one active axis
KR20020070218A (ko) * 2002-08-01 2002-09-05 가지순 자석모터

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63196197U (OSRAM) * 1987-06-01 1988-12-16
JPH01251898A (ja) * 1987-12-04 1989-10-06 Toray Ind Inc スピーカー用振動板
US5804899A (en) * 1995-04-07 1998-09-08 Aerospatiale Societe Nationale Industrielle Miniature magnetic bearing with at least one active axis
KR20020070218A (ko) * 2002-08-01 2002-09-05 가지순 자석모터

Also Published As

Publication number Publication date
JPS6110691B2 (OSRAM) 1986-03-31

Similar Documents

Publication Publication Date Title
EP0097852B1 (en) Rotating mirror scanner
US6268673B1 (en) Control coil arrangement for a rotating machine rotor
CA2210064A1 (en) High speed ten pole/twelve slot dc brushless motor with minimized net radial force and low cogging torque
JP2003348805A (ja) 発電機
JP3570204B2 (ja) イナーシャダンパ
JPS5947520A (ja) 軸受装置
US6958556B2 (en) Structure of rotors in stepping motors
JPS5972973A (ja) 微小回転アクチユエ−タ
JP2559029Y2 (ja) モータのステータ構造
JP2637096B2 (ja) 空気磁気軸受型光偏向器
JP2003274602A (ja) スピンドルモータ
WO2003019753A2 (en) Spindle motor
JP2001238381A (ja) 電気回転機
JP3469437B2 (ja) 動圧軸受モータおよび光偏向器
JPS6066658A (ja) 交流サ−ボモ−タ
WO2025079284A1 (ja) ロータおよびモータ
US3235757A (en) Gas magnetic thrust bearing
JPS63287350A (ja) 電動モ−タ
JPH04258525A (ja) 光偏向装置
JP6372275B2 (ja) 回転機構
JPS6055315A (ja) 光偏向器
WO2023228285A1 (ja) フライホイール装置および回転電機
JPH0787679B2 (ja) トロイダルモ−タ
JPH01194843A (ja) 電動機用回転子
JPH08210350A (ja) 動圧軸受装置