TW355870B - Electromagnetic drive method and apparatus for driving a rotationally stabilized magnetically levitated object - Google Patents

Electromagnetic drive method and apparatus for driving a rotationally stabilized magnetically levitated object

Info

Publication number
TW355870B
TW355870B TW086109002A TW86109002A TW355870B TW 355870 B TW355870 B TW 355870B TW 086109002 A TW086109002 A TW 086109002A TW 86109002 A TW86109002 A TW 86109002A TW 355870 B TW355870 B TW 355870B
Authority
TW
Taiwan
Prior art keywords
spinning
magnetic field
coil
electromagnetic drive
pulsed
Prior art date
Application number
TW086109002A
Other languages
English (en)
Inventor
Edward W Hones
William G Hones
Original Assignee
Creative Gofts Inc
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 Creative Gofts Inc filed Critical Creative Gofts Inc
Application granted granted Critical
Publication of TW355870B publication Critical patent/TW355870B/zh

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
    • F16C32/0436—Passive magnetic bearings with a conductor on one part movable with respect to a magnetic field, e.g. a body of copper on one part and a permanent magnet on the other part
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K99/00—Subject matter not provided for in other groups of this subclass
    • H02K99/20—Motors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02N—ELECTRIC MACHINES NOT OTHERWISE PROVIDED FOR
    • H02N15/00—Holding or levitation devices using magnetic attraction or repulsion, not otherwise provided for
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/12—Gyroscopes
    • Y10T74/1282—Gyroscopes with rotor drive

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
  • Linear Motors (AREA)
  • Spinning Or Twisting Of Yarns (AREA)
  • Magnetic Treatment Devices (AREA)
TW086109002A 1996-06-28 1997-06-27 Electromagnetic drive method and apparatus for driving a rotationally stabilized magnetically levitated object TW355870B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US67267296A 1996-06-28 1996-06-28
US08/803,027 US5883454A (en) 1996-06-28 1997-02-19 Electormagnetic drive method and apparatus for driving a rotationally stabilized magnetically levitated object

Publications (1)

Publication Number Publication Date
TW355870B true TW355870B (en) 1999-04-11

Family

ID=27100801

Family Applications (1)

Application Number Title Priority Date Filing Date
TW086109002A TW355870B (en) 1996-06-28 1997-06-27 Electromagnetic drive method and apparatus for driving a rotationally stabilized magnetically levitated object

Country Status (6)

Country Link
US (1) US5883454A (zh)
EP (1) EP0817363A3 (zh)
JP (1) JPH1084684A (zh)
CN (1) CN1171605A (zh)
CA (1) CA2207537A1 (zh)
TW (1) TW355870B (zh)

Families Citing this family (46)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6281608B1 (en) * 1997-04-16 2001-08-28 Kabushiki Kaisha Sankyo Seiki Seisakusho Spindle motor and turn table assembly having structure for canceling unbalanced centrifugal force
EP1224649B1 (en) * 1999-10-18 2014-07-09 William W. French Self rotating display spherical device
CN2492695Y (zh) * 2001-07-31 2002-05-22 孙杜华 磁悬浮无刷直流风扇马达
ES2199084B1 (es) * 2002-07-30 2005-06-01 Advanced Dynamics, S.A Motor magnetico dinamico de reducido consumo.
US20040140875A1 (en) * 2003-01-22 2004-07-22 Strom Carl H. Unipolar magnetic system
AU2003901696A0 (en) 2003-04-09 2003-05-01 Cochlear Limited Implant magnet system
US6799462B1 (en) * 2003-06-05 2004-10-05 International Business Machines Corporation Gravimetric measurement method and system
US7429259B2 (en) * 2003-12-02 2008-09-30 Cadeddu Jeffrey A Surgical anchor and system
US20070287910A1 (en) * 2004-04-15 2007-12-13 Jody Stallings Quick Disconnect and Repositionable Reference Frame for Computer Assisted Surgery
WO2007130382A2 (en) * 2006-04-29 2007-11-15 Board Of Regents, The University Of Texas System Devices for use in transluminal and endoluminal surgery
CN101083447B (zh) * 2006-06-01 2012-07-25 田景华 广义施力磁体与使用该磁体的导体轨道磁悬浮车辆或列车
US20100036394A1 (en) * 2007-01-31 2010-02-11 Yoav Mintz Magnetic Levitation Based Devices, Systems and Techniques for Probing and Operating in Confined Space, Including Performing Medical Diagnosis and Surgical Procedures
US8500509B2 (en) * 2007-08-17 2013-08-06 Juan Carlos OROZCO Entertainment device including a remote controlled magnetic mini-craft
US8803646B2 (en) * 2008-01-22 2014-08-12 George Farber System and method for magnetic levitation with tilted orientation
US8258663B2 (en) * 2009-09-28 2012-09-04 Disney Enterprises, Inc. Magnetic levitation novelty device
US10172669B2 (en) 2009-10-09 2019-01-08 Ethicon Llc Surgical instrument comprising an energy trigger lockout
US20110087224A1 (en) * 2009-10-09 2011-04-14 Cadeddu Jeffrey A Magnetic surgical sled with variable arm
GB2480498A (en) 2010-05-21 2011-11-23 Ethicon Endo Surgery Inc Medical device comprising RF circuitry
US20130123776A1 (en) 2011-10-24 2013-05-16 Ethicon Endo-Surgery, Inc. Battery shut-off algorithm in a battery powered device
US9827504B2 (en) 2012-05-19 2017-11-28 Kenneth E. Olson Vibratory device for bobble toys
KR101633694B1 (ko) 2012-08-09 2016-06-27 고쿠리츠켄큐카이하츠호진 카가쿠기쥬츠신코키코 스핀 모터 및 스핀 회전 부재
US9795894B2 (en) * 2013-08-12 2017-10-24 Joseph Chieffo Magnetic levitation device and method
US10099151B2 (en) * 2014-05-29 2018-10-16 Owen S. G. Liang Spin axis controllable spinning top assembly
US10159524B2 (en) 2014-12-22 2018-12-25 Ethicon Llc High power battery powered RF amplifier topology
US10232249B2 (en) 2015-02-12 2019-03-19 Geeknet, Inc. Building brick game using magnetic levitation
US10314638B2 (en) 2015-04-07 2019-06-11 Ethicon Llc Articulating radio frequency (RF) tissue seal with articulating state sensing
US10959771B2 (en) 2015-10-16 2021-03-30 Ethicon Llc Suction and irrigation sealing grasper
US10959806B2 (en) 2015-12-30 2021-03-30 Ethicon Llc Energized medical device with reusable handle
CN105857647B (zh) * 2016-03-25 2018-06-29 西北工业大学 低速自旋空间非磁化金属碎片的加速消旋磁场的产生方法
US10856934B2 (en) 2016-04-29 2020-12-08 Ethicon Llc Electrosurgical instrument with electrically conductive gap setting and tissue engaging members
US10987156B2 (en) 2016-04-29 2021-04-27 Ethicon Llc Electrosurgical instrument with electrically conductive gap setting member and electrically insulative tissue engaging members
US10751117B2 (en) 2016-09-23 2020-08-25 Ethicon Llc Electrosurgical instrument with fluid diverter
US11033325B2 (en) 2017-02-16 2021-06-15 Cilag Gmbh International Electrosurgical instrument with telescoping suction port and debris cleaner
US10799284B2 (en) 2017-03-15 2020-10-13 Ethicon Llc Electrosurgical instrument with textured jaws
US11497546B2 (en) 2017-03-31 2022-11-15 Cilag Gmbh International Area ratios of patterned coatings on RF electrodes to reduce sticking
US10603117B2 (en) 2017-06-28 2020-03-31 Ethicon Llc Articulation state detection mechanisms
US11490951B2 (en) 2017-09-29 2022-11-08 Cilag Gmbh International Saline contact with electrodes
US11033323B2 (en) 2017-09-29 2021-06-15 Cilag Gmbh International Systems and methods for managing fluid and suction in electrosurgical systems
US11484358B2 (en) 2017-09-29 2022-11-01 Cilag Gmbh International Flexible electrosurgical instrument
CN107441720A (zh) * 2017-10-13 2017-12-08 王沛卓 一种掌上磁悬浮陀螺
CN209856847U (zh) * 2018-11-20 2019-12-27 广州树德科技股份有限公司 灯具
US12471982B2 (en) 2020-12-02 2025-11-18 Cilag Gmbh International Method for tissue treatment by surgical instrument
US12508021B2 (en) 2021-11-01 2025-12-30 Cilag Gmbh International Devices, systems, and methods for detecting tissue and foreign objects during a surgical operation
US11957342B2 (en) 2021-11-01 2024-04-16 Cilag Gmbh International Devices, systems, and methods for detecting tissue and foreign objects during a surgical operation
CN114132537B (zh) * 2021-12-01 2022-06-07 中国科学院空间应用工程与技术中心 空间微重力双层悬浮隔振装置、科学实验柜以及悬浮方法
CN115232999B (zh) * 2022-07-19 2023-03-14 西北工业大学 一种电磁悬浮材料制备方法与系统

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2691306A (en) * 1951-01-30 1954-10-12 Jesse W Beams Magnetically supported rotating bodies
FR1595792A (zh) * 1968-11-28 1970-06-15
US4382245A (en) * 1978-04-25 1983-05-03 Harrigan Roy Major Levitation device
US4427960A (en) * 1982-12-06 1984-01-24 Wuerfel Robert P Magnetic holder for small articles
US5213703A (en) * 1990-02-09 1993-05-25 Matsushita Electric Industrial Co., Ltd. Anisotropic neodymium-iron-boron system plastic bonded magnet
US5019738A (en) * 1990-07-16 1991-05-28 Lincoln Laser Company Self-pressurizing gas supported surface-roughness bearing
US5177387A (en) * 1990-12-04 1993-01-05 University Of Houston-University Park High temperature superconducting magnetic bearings
US5168183A (en) * 1991-03-27 1992-12-01 The University Of British Columbia Levitation system with permanent magnets and coils
US5321986A (en) * 1992-08-21 1994-06-21 Alliedsignal Inc. Polar loop implementation for a two degree of freedom gyro
US5396136A (en) * 1992-10-28 1995-03-07 Sri International Magnetic field levitation
US5481146A (en) * 1993-09-10 1996-01-02 Park Square, Inc. Passive null flux coil magnetic bearing system for translation or rotation
US5404062A (en) * 1994-02-17 1995-04-04 Creative Gifts, Inc. Magnetic levitation device and method
DE4409992A1 (de) * 1994-03-23 1995-09-28 Skf Textilmasch Komponenten Einzelmotorischer Antrieb eines schaftlosen Spinnrotors einer Offenend-Spinnmaschine
US5506459A (en) * 1995-09-15 1996-04-09 Ritts; Gary Magnetically balanced spinning apparatus

Also Published As

Publication number Publication date
CN1171605A (zh) 1998-01-28
JPH1084684A (ja) 1998-03-31
EP0817363A3 (en) 1998-04-15
US5883454A (en) 1999-03-16
CA2207537A1 (en) 1997-12-28
EP0817363A2 (en) 1998-01-07

Similar Documents

Publication Publication Date Title
TW355870B (en) Electromagnetic drive method and apparatus for driving a rotationally stabilized magnetically levitated object
ATE146633T1 (de) Motor/generator mit dauermagneten
CA1196366A (en) Self-starting, direct current motor with permanent magnets of varied magnetic strength
TW366623B (en) Improvements in high speed electric motors
AU9362998A (en) Method and device for controlling the magnetic flux with an auxiliary winding ina rotating high voltage electric alternating current machine
ATE82092T1 (de) Motorgenerator fuer wechselstrom.
WO2001002724A8 (en) Blood pump having a magnetically suspended rotor
DE60036665D1 (de) Verfahren und Vorrichtung zur Bestromung der Statorwindungen einer drehenden elektrischen Maschine
DE3584510D1 (de) Synchroner wechselstrommotor.
ZA9810821B (en) A method and device for controlling the magnetic flux in a rotating high voltage electric alternating current machine with permanent magnet rotor
EP0828264A4 (en) ELECTRICAL MAGNET WITH SUPERCONDUCTIVITY AND METHOD FOR ADJUSTING ITS MAGNET
US5416664A (en) Degaussing technique
US5355043A (en) Brushless polyphase DC motor
US5204801A (en) Degaussing technique
DE69505526D1 (de) Gleichstrom-vormagnetisiertes axialmagnetlager
JPS55123025A (en) Bearing
JPH1014181A (ja) 永久磁石同期機の着磁装置とその位置決め固定方法
SU1658312A1 (ru) Арретирующее устройство
CN208190395U (zh) 一种新型单轴承结构的直流微型电动机
JPH0631694Y2 (ja) 連続パルス着磁器
JPS5726415A (en) Demagnetizing method
JP2001190044A5 (zh)
JPS5674081A (en) Driving method of motor using permanent magnet
JPS62126848A (ja) 直流モ−タ
JPS63140114A (ja) 非接触形軸受