SG108289A1 - Motor having characteristic structure in armature and disc apparatus - Google Patents

Motor having characteristic structure in armature and disc apparatus

Info

Publication number
SG108289A1
SG108289A1 SG200107960A SG200107960A SG108289A1 SG 108289 A1 SG108289 A1 SG 108289A1 SG 200107960 A SG200107960 A SG 200107960A SG 200107960 A SG200107960 A SG 200107960A SG 108289 A1 SG108289 A1 SG 108289A1
Authority
SG
Singapore
Prior art keywords
armature
motor
disc apparatus
characteristic structure
characteristic
Prior art date
Application number
SG200107960A
Other languages
English (en)
Inventor
Kakuta Tsuyoshi
Oowaki Hirohiko
Fukuda Kensei
Furukawa Fuminobu
Original Assignee
Matsushita Electric Ind 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 Matsushita Electric Ind Co Ltd filed Critical Matsushita Electric Ind Co Ltd
Publication of SG108289A1 publication Critical patent/SG108289A1/en

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • G11B19/2009—Turntables, hubs and motors for disk drives; Mounting of motors in the drive
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/20—Driving; Starting; Stopping; Control thereof
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/12—Stationary parts of the magnetic circuit
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
    • H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
    • H02K21/22—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating around the armatures, e.g. flywheel magnetos

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
SG200107960A 2000-12-28 2001-12-21 Motor having characteristic structure in armature and disc apparatus SG108289A1 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2000400464 2000-12-28
JP2001307268 2001-10-03
JP2001309883 2001-10-05

Publications (1)

Publication Number Publication Date
SG108289A1 true SG108289A1 (en) 2005-01-28

Family

ID=27345604

Family Applications (1)

Application Number Title Priority Date Filing Date
SG200107960A SG108289A1 (en) 2000-12-28 2001-12-21 Motor having characteristic structure in armature and disc apparatus

Country Status (5)

Country Link
US (1) US6984914B2 (zh)
KR (1) KR100460155B1 (zh)
CN (1) CN1189992C (zh)
SG (1) SG108289A1 (zh)
TW (1) TW548891B (zh)

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6930079B2 (en) * 2000-06-05 2005-08-16 Procter & Gamble Company Process for treating a lipophilic fluid
WO2004030187A1 (en) * 2002-09-27 2004-04-08 Yun-Hyun Cho A flat board type brushless dc motor
US7119467B2 (en) * 2003-03-21 2006-10-10 Pratt & Whitney Canada Corp. Current limiting means for a generator
US6920023B2 (en) * 2003-03-21 2005-07-19 Pratt & Whitney Canada Corp. Current limiting means for a generator
US7583063B2 (en) 2003-05-27 2009-09-01 Pratt & Whitney Canada Corp. Architecture for electric machine
US6965183B2 (en) * 2003-05-27 2005-11-15 Pratt & Whitney Canada Corp. Architecture for electric machine
US7262539B2 (en) * 2004-11-26 2007-08-28 Pratt & Whitney Canada Corp. Saturation control of electric machine
US7545056B2 (en) * 2003-05-27 2009-06-09 Pratt & Whitney Canada Corp. Saturation control of electric machine
US7253548B2 (en) 2003-06-16 2007-08-07 Pratt & Whitney Canada Corp. Method and apparatus for controlling an electric machine
US20050073210A1 (en) * 2003-10-02 2005-04-07 Rocky Drew M. Permanent magnet motor
JP2006325279A (ja) * 2005-04-21 2006-11-30 Nippon Densan Corp ブラシレスモータ
US20070210657A1 (en) * 2006-03-07 2007-09-13 Jian-Yeu Chen Brushless DC motors and systems using the same
US7948139B2 (en) 2006-05-19 2011-05-24 Pratt & Whitney Canada Corp. Magnetic control circuit separation slit
JP2009044880A (ja) * 2007-08-09 2009-02-26 Jtekt Corp モータ及び電動パワーステアリング装置
US7773333B2 (en) * 2007-08-10 2010-08-10 International Business Machines Corporation Recording data simultaneously at two depths of a tilted magnetic medium
DE102009028196A1 (de) * 2009-08-04 2011-02-10 Robert Bosch Gmbh Luftspulenwicklung für HVAC-Gebläse
CN102948046B (zh) * 2010-03-16 2017-05-17 旋风能源公司 用于发电机的构件、它们的用途以及定子安装
US10172237B1 (en) * 2017-08-28 2019-01-01 Osram Sylvania Inc. Space-efficient PCB-based inductor

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5492305U (zh) * 1977-12-14 1979-06-29
JPH0659961A (ja) * 1992-08-05 1994-03-04 Nec Corp ファイル管理方式

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1798524A (en) * 1929-06-26 1931-03-31 Palma Thomas Di Windshield
US2717036A (en) * 1952-11-04 1955-09-06 Estelle F Harris Automobile window screen
US3237778A (en) * 1964-05-04 1966-03-01 Hoodis Marvin Sweater and clothes dryer
US3588888A (en) * 1969-07-02 1971-06-28 Bowmar Instrument Corp Electromagnetic indicating apparatus
JPS4934082A (zh) 1972-07-31 1974-03-29
US3956651A (en) * 1974-11-05 1976-05-11 General Electric Company Wire stator structure
JPS5574347A (en) 1978-11-25 1980-06-04 Matsushita Electric Ind Co Ltd Electrical rotary machine
US5229677A (en) * 1991-09-18 1993-07-20 Newport News Shipbuilding And Dry Dock Company Electric propulsion motor for marine vehicles
US5783894A (en) * 1995-10-31 1998-07-21 Wither; Thomas A. Method and apparatus for generating electrical energy
US5675196A (en) * 1995-11-20 1997-10-07 Quantum Corporation High speed ten pole/twelve slot D.C. brushless motor with minimized net radial force and low cogging torque
US5861696A (en) * 1996-09-04 1999-01-19 Quantum Corporation Methods and apparatus for improved DC motors and magnetic clutches
DE19643561C1 (de) * 1996-10-22 1998-01-15 Wolfgang Hill Elektrische Maschine mit einer Einzelpolwicklung
JP3495549B2 (ja) 1997-03-14 2004-02-09 株式会社日立製作所 永久磁石モータおよびそれを利用したエレベーター
JP3300808B2 (ja) 1997-03-26 2002-07-08 株式会社鷹山 π／ｎシフトＰＳＫ復調器
US6211595B1 (en) * 1997-07-18 2001-04-03 Sankyo Seiki Mfg. Co., Ltd. Armature structure of toroidal winding type rotating electric machine
JP3182125B2 (ja) * 1998-06-09 2001-07-03 ファナック株式会社 空気軸受けモータ
JP2000245124A (ja) 1999-02-23 2000-09-08 Yaskawa Electric Corp 平滑電機子巻線形モータ
US6206447B1 (en) * 1999-09-23 2001-03-27 Annwil, Inc. Golf cart frame enclosure attachment device
SI20497B (sl) * 2000-01-14 2008-08-31 Harmonic Drive Systems Sinhronski hibridni elektriäśni stroj s toroidnim navitjem
US6617746B1 (en) * 2001-10-01 2003-09-09 Wavecrest Laboratories, Llc Rotary electric motor having axially aligned stator poles and/or rotor poles

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5492305U (zh) * 1977-12-14 1979-06-29
JPH0659961A (ja) * 1992-08-05 1994-03-04 Nec Corp ファイル管理方式

Also Published As

Publication number Publication date
CN1189992C (zh) 2005-02-16
US20020084715A1 (en) 2002-07-04
KR100460155B1 (ko) 2004-12-04
US6984914B2 (en) 2006-01-10
KR20030009035A (ko) 2003-01-29
TW548891B (en) 2003-08-21
CN1366374A (zh) 2002-08-28

Similar Documents

Publication Publication Date Title
SG108289A1 (en) Motor having characteristic structure in armature and disc apparatus
SG88775A1 (en) Polishing composition and polishing method employing it
EP1339170A4 (en) DECODING DEVICE AND DECODING METHOD
EP1142744A4 (en) DRIVE DEVICE AND VEHICLE
AU2001286419A1 (en) Endourethral device and method
HK1044077A1 (zh) 電動機和發電機
AU2001277221A1 (en) Power device driving circuit and associated methods
SG115341A1 (en) Electric spindle motor and method having magnetic starting/stopping device
GB2368205B (en) Improvements in electric vehicles
EP1473103A4 (en) SPINNING MACHINING DEVICE AND SPINNING MACHINING METHOD
HK1034992A1 (en) Chemical-mechanical abrasive composition and method
SG103308A1 (en) Disk drive apparatus and hard disk drive
EP1489727A4 (en) BROOM AND BRUSH MOTOR
GB0128511D0 (en) Noise factor-measuring device and noise factor-measuring method
GB9911801D0 (en) Polishing device and polishing method
EP1108499A4 (en) DEVICE AND METHOD FOR POLISHING
EP1330535A4 (en) KINI-3 MOTOR PROTEIN AND METHODS OF USE THEREOF
EP1278193A4 (en) PLAYBACK AND PLAYBACK METHOD
GB0031608D0 (en) Reproduction device and method
GB0312620D0 (en) Heat-treating methods and systems
EP1305331A4 (en) MOTOR PROTEINS AND METHOD OF USE THEREOF
AU2001231806A1 (en) Method and apparatus in unwinding
EP1187347A4 (en) RECEPTION DEVICE AND RECEPTION METHOD
EP1294738A4 (en) NOVEL MOTOR PROTEINS AND METHODS OF USING THE SAME
SG121694A1 (en) Disk drive system and hard disk drive