JPS4990144A - - Google Patents

Info

Publication number
JPS4990144A
JPS4990144A JP47129795A JP12979572A JPS4990144A JP S4990144 A JPS4990144 A JP S4990144A JP 47129795 A JP47129795 A JP 47129795A JP 12979572 A JP12979572 A JP 12979572A JP S4990144 A JPS4990144 A JP S4990144A
Authority
JP
Japan
Prior art keywords
rotary mirror
rotary
scanner
quietly
deflecting
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
JP47129795A
Other languages
English (en)
Japanese (ja)
Other versions
JPS536854B2 (US07321065-20080122-C00160.png
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 JP12979572A priority Critical patent/JPS536854B2/ja
Priority to US428008A priority patent/US3874778A/en
Publication of JPS4990144A publication Critical patent/JPS4990144A/ja
Publication of JPS536854B2 publication Critical patent/JPS536854B2/ja
Expired 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
    • 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
    • F16C32/0423—Passive magnetic bearings with permanent magnets on both parts repelling each other
    • F16C32/0427—Passive magnetic bearings with permanent magnets on both parts repelling each other for axial load mainly
    • 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
    • F16C17/03—Sliding-contact bearings for exclusively rotary movement for radial load only with tiltably-supported segments, e.g. Michell 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
    • 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
    • F16C32/044—Active magnetic bearings
    • F16C32/0444—Details of devices to control the actuation of the electromagnets
    • 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
    • F16C39/00—Relieving load on bearings
    • F16C39/06—Relieving load on bearings using magnetic means
    • F16C39/063—Permanent magnets
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
    • G02B26/08—Optical devices or arrangements for the control of light using movable or deformable optical elements for controlling the direction of light
    • G02B26/10—Scanning systems
    • G02B26/12—Scanning systems using multifaceted mirrors
    • G02B26/121—Mechanical drive devices for polygonal mirrors
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B7/00—Mountings, adjusting means, or light-tight connections, for optical elements
    • G02B7/18—Mountings, adjusting means, or light-tight connections, for optical elements for prisms; for mirrors
    • 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
    • F16C2370/00—Apparatus relating to physics, e.g. instruments
    • F16C2370/20—Optical, e.g. movable lenses or mirrors; Spectacles
    • F16C2370/22—Polygon mirror

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Fluid Mechanics (AREA)
  • Electromagnetism (AREA)
  • Mechanical Optical Scanning Systems (AREA)
  • Sliding-Contact Bearings (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
JP12979572A 1972-12-27 1972-12-27 Expired JPS536854B2 (US07321065-20080122-C00160.png)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP12979572A JPS536854B2 (US07321065-20080122-C00160.png) 1972-12-27 1972-12-27
US428008A US3874778A (en) 1972-12-27 1973-12-26 Rotary mirror scanner

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12979572A JPS536854B2 (US07321065-20080122-C00160.png) 1972-12-27 1972-12-27

Publications (2)

Publication Number Publication Date
JPS4990144A true JPS4990144A (US07321065-20080122-C00160.png) 1974-08-28
JPS536854B2 JPS536854B2 (US07321065-20080122-C00160.png) 1978-03-11

Family

ID=15018405

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12979572A Expired JPS536854B2 (US07321065-20080122-C00160.png) 1972-12-27 1972-12-27

Country Status (2)

Country Link
US (1) US3874778A (US07321065-20080122-C00160.png)
JP (1) JPS536854B2 (US07321065-20080122-C00160.png)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5187151U (US07321065-20080122-C00160.png) * 1975-01-08 1976-07-13
JPS60241518A (ja) * 1984-05-15 1985-11-30 Fuji Xerox Co Ltd 動圧スピンドルユニツト
JPS6237515A (ja) * 1985-08-02 1987-02-18 ランク・テイラ−・ホブソン・リミテツド 軸受構造
JPS6270811A (ja) * 1985-09-24 1987-04-01 Ricoh Co Ltd 空気・磁気軸受型光偏向器
JPS6351929U (US07321065-20080122-C00160.png) * 1986-09-22 1988-04-07
JPS63190928A (ja) * 1987-02-03 1988-08-08 Koyo Seiko Co Ltd 動圧軸受
JP2001523437A (ja) * 1997-03-26 2001-11-20 サッコン テクノロジー コーポレーション フライホイール電源装置
JP5045802B2 (ja) * 2010-09-28 2012-10-10 ブラザー工業株式会社 記録装置

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4379624A (en) * 1981-04-13 1983-04-12 The United States Of America As Represented By The Secretary Of The Navy Laser beam steering device
JPS58224324A (ja) * 1982-06-24 1983-12-26 Toshiba Corp 回転鏡光偏向器
JPH01200320A (ja) * 1988-02-05 1989-08-11 Hitachi Ltd 回転鏡光偏向器
DE4403297C2 (de) * 1993-11-02 1997-01-16 Norbert Dr Schwesinger Vorrichtung zur Ablenkung optischer Strahlen
US5610751A (en) * 1995-11-14 1997-03-11 Speedring Systems, Inc. Optical scanning device having a spherical exit window
DE19942552A1 (de) * 1999-09-07 2001-03-15 Heidelberger Druckmasch Ag Lichtablenkvorrichtung
US7679245B2 (en) * 2001-09-17 2010-03-16 Beacon Power Corporation Repulsive lift systems, flywheel energy storage systems utilizing such systems and methods related thereto
US20100181706A1 (en) * 2005-07-13 2010-07-22 Jari Ruuttu Radiation Arrangement
GB2430986A (en) * 2005-10-05 2007-04-11 Wind Power Ltd A bearing arrangement
US7851957B2 (en) * 2006-11-28 2010-12-14 W.A. Krapf, Inc. Magnetic bearing assembly for rotatable support apparatus
US8052327B2 (en) * 2007-06-04 2011-11-08 Ntn Corporation Hydrostatic gas bearing, rotator and CT scanner
DE102007059467B4 (de) * 2007-12-11 2010-06-02 Minebea Co., Ltd. Magnetisches Axiallager
US8212444B2 (en) * 2007-12-11 2012-07-03 Minebea Co., Ltd. Magnetic axial bearing and a spindle motor having this kind of magnetic axial bearing
US20090191057A1 (en) * 2008-01-24 2009-07-30 Knutson Roger C Multi-Axis Wind Turbine With Power Concentrator Sail
DE102008062679A1 (de) * 2008-12-17 2010-06-24 Minebea Co., Ltd. Fluiddynamisches Lagersystem
JP4907738B1 (ja) * 2011-06-14 2012-04-04 株式会社根本杏林堂 注入機器及び超音波モータの制御方法
US8796878B1 (en) * 2013-03-15 2014-08-05 Joseph M. Hill Frictionless wind turbine
CN111367071B (zh) * 2020-04-01 2023-07-14 重庆金樾光电科技有限公司 气动单轴扫描系统

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3166997A (en) * 1961-06-28 1965-01-26 Ibm Hydrostatic film disc stabilizer and spacer
CH461149A (de) * 1967-05-09 1968-08-15 Conradi G Ag Einrichtung an einer Zeichenmaschine oder einem Koordinatographen zur mindestens angenähert fehlerfreien Auftragung von Punkten, Linien und Symbolen auf eine zur Führungsebene des Arbeitswagens nicht parallele und/oder nicht plane photographische Schicht

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5187151U (US07321065-20080122-C00160.png) * 1975-01-08 1976-07-13
JPS60241518A (ja) * 1984-05-15 1985-11-30 Fuji Xerox Co Ltd 動圧スピンドルユニツト
JPS6237515A (ja) * 1985-08-02 1987-02-18 ランク・テイラ−・ホブソン・リミテツド 軸受構造
JPS6270811A (ja) * 1985-09-24 1987-04-01 Ricoh Co Ltd 空気・磁気軸受型光偏向器
JPH071347B2 (ja) * 1985-09-24 1995-01-11 株式会社リコー 空気・磁気軸受型光偏向器
JPS6351929U (US07321065-20080122-C00160.png) * 1986-09-22 1988-04-07
JPS63190928A (ja) * 1987-02-03 1988-08-08 Koyo Seiko Co Ltd 動圧軸受
JP2001523437A (ja) * 1997-03-26 2001-11-20 サッコン テクノロジー コーポレーション フライホイール電源装置
JP5045802B2 (ja) * 2010-09-28 2012-10-10 ブラザー工業株式会社 記録装置

Also Published As

Publication number Publication date
US3874778A (en) 1975-04-01
JPS536854B2 (US07321065-20080122-C00160.png) 1978-03-11

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