JPS536854B2 - - Google Patents
Info
- Publication number
- JPS536854B2 JPS536854B2 JP12979572A JP12979572A JPS536854B2 JP S536854 B2 JPS536854 B2 JP S536854B2 JP 12979572 A JP12979572 A JP 12979572A JP 12979572 A JP12979572 A JP 12979572A JP S536854 B2 JPS536854 B2 JP S536854B2
- 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.)
- Expired
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)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP12979572A JPS536854B2 (US06650917-20031118-M00005.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 (US06650917-20031118-M00005.png) | 1972-12-27 | 1972-12-27 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS4990144A JPS4990144A (US06650917-20031118-M00005.png) | 1974-08-28 |
JPS536854B2 true JPS536854B2 (US06650917-20031118-M00005.png) | 1978-03-11 |
Family
ID=15018405
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP12979572A Expired JPS536854B2 (US06650917-20031118-M00005.png) | 1972-12-27 | 1972-12-27 |
Country Status (2)
Country | Link |
---|---|
US (1) | US3874778A (US06650917-20031118-M00005.png) |
JP (1) | JPS536854B2 (US06650917-20031118-M00005.png) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5187151U (US06650917-20031118-M00005.png) * | 1975-01-08 | 1976-07-13 | ||
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 |
JPS60241518A (ja) * | 1984-05-15 | 1985-11-30 | Fuji Xerox Co Ltd | 動圧スピンドルユニツト |
GB2178805A (en) * | 1985-08-02 | 1987-02-18 | Rank Taylor Hobson Ltd | A bearing structure |
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 (US06650917-20031118-M00005.png) * | 1986-09-22 | 1988-04-07 | ||
JPS63190928A (ja) * | 1987-02-03 | 1988-08-08 | Koyo Seiko Co Ltd | 動圧軸受 |
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 |
US6262505B1 (en) * | 1997-03-26 | 2001-07-17 | Satcon Technology Corporation | Flywheel power supply having axial magnetic bearing for frictionless rotation |
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 |
WO2007006850A2 (en) * | 2005-07-13 | 2007-01-18 | Picodeon Ltd Oy | 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 |
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 |
DE102007059467B4 (de) * | 2007-12-11 | 2010-06-02 | Minebea Co., Ltd. | Magnetisches Axiallager |
WO2009094602A1 (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 |
JP5045802B2 (ja) * | 2010-09-28 | 2012-10-10 | ブラザー工業株式会社 | 記録装置 |
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)
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 |
-
1972
- 1972-12-27 JP JP12979572A patent/JPS536854B2/ja not_active Expired
-
1973
- 1973-12-26 US US428008A patent/US3874778A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS4990144A (US06650917-20031118-M00005.png) | 1974-08-28 |
US3874778A (en) | 1975-04-01 |
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