HK162095A - Electric motor - Google Patents

Electric motor

Info

Publication number
HK162095A
HK162095A HK162095A HK162095A HK162095A HK 162095 A HK162095 A HK 162095A HK 162095 A HK162095 A HK 162095A HK 162095 A HK162095 A HK 162095A HK 162095 A HK162095 A HK 162095A
Authority
HK
Hong Kong
Prior art keywords
electric motor
motor
electric
Prior art date
Application number
HK162095A
Other languages
English (en)
Inventor
Yuzi Serizawa
Tetsuya Tanaka
Toshio Tatsutani
Toshihiko Horii
Original Assignee
Mitsubishi Electric Corp
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
Priority claimed from JP5801590U external-priority patent/JPH0417676U/ja
Priority claimed from JP14769690A external-priority patent/JPH0442761A/ja
Priority claimed from JP27267690A external-priority patent/JPH04147471A/ja
Priority claimed from JP2302939A external-priority patent/JP2601014B2/ja
Application filed by Mitsubishi Electric Corp filed Critical Mitsubishi Electric Corp
Publication of HK162095A publication Critical patent/HK162095A/xx

Links

Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K21/00Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
    • H02K21/12Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
    • H02K21/14Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures
    • H02K21/16Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating within the armatures having annular armature cores with salient poles
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K1/00Details of the magnetic circuit
    • H02K1/06Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22Rotating parts of the magnetic circuit
    • H02K1/27Rotor cores with permanent magnets
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K11/00Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/01Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for shielding from electromagnetic fields, i.e. structural association with shields
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K11/00Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/01Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for shielding from electromagnetic fields, i.e. structural association with shields
    • H02K11/014Shields associated with stationary parts, e.g. stator cores
    • H02K11/0141Shields associated with casings, enclosures or brackets
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K11/00Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/20Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
    • H02K11/21Devices for sensing speed or position, or actuated thereby
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K11/00Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/20Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for measuring, monitoring, testing, protecting or switching
    • H02K11/21Devices for sensing speed or position, or actuated thereby
    • H02K11/215Magnetic effect devices, e.g. Hall-effect or magneto-resistive elements
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K11/00Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
    • H02K11/30Structural association with control circuits or drive circuits
    • H02K11/33Drive circuits, e.g. power electronics
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K29/00Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
    • H02K29/06Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices
    • H02K29/08Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with position sensing devices using magnetic effect devices, e.g. Hall-plates, magneto-resistors
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K29/00Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
    • H02K29/14Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with speed sensing devices
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K41/00Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
    • H02K41/02Linear motors; Sectional motors
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02KDYNAMO-ELECTRIC MACHINES
    • H02K7/00Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/14Structural association with mechanical loads, e.g. with hand-held machine tools or fans

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Rotational Drive Of Disk (AREA)
  • Motor Or Generator Frames (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Brushless Motors (AREA)
HK162095A 1990-06-01 1995-10-19 Electric motor HK162095A (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
JP5801590U JPH0417676U (ko) 1990-06-01 1990-06-01
JP14769690A JPH0442761A (ja) 1990-06-06 1990-06-06 電動機
JP27267690A JPH04147471A (ja) 1990-10-11 1990-10-11 電動機
JP2302939A JP2601014B2 (ja) 1990-11-08 1990-11-08 電動機

Publications (1)

Publication Number Publication Date
HK162095A true HK162095A (en) 1995-10-27

Family

ID=27463603

Family Applications (2)

Application Number Title Priority Date Filing Date
HK162095A HK162095A (en) 1990-06-01 1995-10-19 Electric motor
HK162195A HK162195A (en) 1990-06-01 1995-10-19 Electric motor

Family Applications After (1)

Application Number Title Priority Date Filing Date
HK162195A HK162195A (en) 1990-06-01 1995-10-19 Electric motor

Country Status (5)

Country Link
US (2) US5319270A (ko)
KR (1) KR920001809A (ko)
GB (1) GB2245108B (ko)
HK (2) HK162095A (ko)
MY (3) MY109288A (ko)

Families Citing this family (69)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2888142B2 (ja) 1993-11-08 1999-05-10 三菱電機株式会社 回転電動機並びにその製造方法
JPH04200248A (ja) * 1990-11-29 1992-07-21 Mitsubishi Electric Corp ディスク装置
SG52509A1 (en) * 1992-07-09 1998-09-28 Seiko Epson Corp Brushless motor
KR0137920B1 (ko) * 1993-02-10 1998-06-15 세끼모또 다다히로 스핀들 모터
US6121711A (en) * 1993-11-08 2000-09-19 Mitsubishi Denki Kabushiki Kaisha Rotary motor and production method thereof, and laminated core and production method thereof
JP3192319B2 (ja) * 1994-05-17 2001-07-23 株式会社三協精機製作所 ブラシレスモータの回転検出装置
US5528436A (en) * 1994-06-03 1996-06-18 Hewlett-Packard Company Low profile motor powered disk assembly for a recording/reproducing device
JP3589749B2 (ja) * 1994-07-28 2004-11-17 ヒューレット・パッカード・カンパニー 磁気テープ駆動機構
US6282053B1 (en) * 1994-08-05 2001-08-28 Seagate Technology, Inc. Adhesiveless disc drive spindle assembly
US5663603A (en) * 1994-12-08 1997-09-02 Kabushiki Kaisha Sankyo Seiki Seisakusho Rotary element driving device
JPH08308197A (ja) * 1995-05-08 1996-11-22 Matsushita Electric Ind Co Ltd スピンドルモータ
JP3376373B2 (ja) * 1995-06-07 2003-02-10 ミネベア株式会社 モータ構造
JPH0937513A (ja) * 1995-07-20 1997-02-07 Koyo Seiko Co Ltd スピンドルモ−タ
JP3274597B2 (ja) * 1995-12-28 2002-04-15 ミネベア株式会社 パルスジェネレータ
JP3365904B2 (ja) * 1996-04-19 2003-01-14 ミネベア株式会社 モータ構造
US5717268A (en) * 1996-06-17 1998-02-10 Philips Electronics North America Corp. Electric motor with tachometer signal generator
US5955880A (en) * 1996-12-05 1999-09-21 Beam; Palmer H. Sealless pump rotor position and bearing monitor
US6271988B1 (en) 1997-01-04 2001-08-07 Papst Licensing Gmbh & Co. Kg Disk storage device with improved spindle torque and acceleration
GB2323962A (en) * 1997-04-01 1998-10-07 Papst Motoren Gmbh & Co Kg Disk player with improved spindle torque
US6344946B1 (en) 1997-04-01 2002-02-05 Papst Licensing Gmbh Disk storage device with improved spindle torque and acceleration
JP3512599B2 (ja) * 1997-07-08 2004-03-29 ミネベア株式会社 モータ構造
JPH11259967A (ja) 1998-03-09 1999-09-24 Alps Electric Co Ltd ディスクの回転駆動装置およびその製造方法
EP0957480A1 (en) * 1998-05-15 1999-11-17 Deutsche Thomson-Brandt Gmbh Disk drive with compensation of disk eccentricity
US5925951A (en) * 1998-06-19 1999-07-20 Sundstrand Fluid Handling Corporation Electromagnetic shield for an electric motor
KR100377611B1 (ko) * 1999-03-17 2003-03-26 가부시기가이샤 산교세이기 세이사꾸쇼 소형모터
JP4144972B2 (ja) * 1999-05-31 2008-09-03 山洋電気株式会社 一軸受型永久磁石電動機及び一軸受型ファンモータ
US6097120A (en) * 1999-09-04 2000-08-01 Sunonwealth Electric Machine Industry Co., Ltd. Brushless D.C. motor assembly
US6531799B1 (en) * 1999-12-20 2003-03-11 Ford Global Technologies, Inc. Hybrid electric machine with two rotors, permanent magnet poles and controllable field current
JP2002199692A (ja) * 2000-12-27 2002-07-12 Minebea Co Ltd ステッピングモータ及び、ステッピングモータ装置とその駆動方法
JP2002233100A (ja) * 2001-01-31 2002-08-16 Minebea Co Ltd スピンドルモータおよび軸受アッセンブリ
US6728063B1 (en) * 2001-04-30 2004-04-27 Western Digital Technologies, Inc. Spindle motor having spindle motor stator for increased head stack assembly access
JP2003061304A (ja) * 2001-08-10 2003-02-28 Alps Electric Co Ltd ディスク装置
US6589018B2 (en) 2001-08-14 2003-07-08 Lakewood Engineering And Manufacturing Co. Electric fan motor assembly with motor housing control switch and electrical input socket
US6670737B2 (en) * 2002-01-02 2003-12-30 Yen Sun Technology Corp. Motor having removable poles with positioning structures
JP2004104986A (ja) * 2002-07-16 2004-04-02 Japan Servo Co Ltd 永久磁石形回転電機
EP1542343B1 (en) * 2002-08-16 2011-10-12 Yamaha Hatsudoki Kabushiki Kaisha Axial gap type motor generator
US6982513B2 (en) * 2002-09-27 2006-01-03 Nidec Corporation Recording disk drive motor, recording disk drive employing the motor, a method of manufacturing a stator used in the recording disk drive motor, and core plate that is used in the manufacture of the stator
US7113365B1 (en) * 2002-12-24 2006-09-26 Western Digital Technologies, Inc. Disk drive comprising a spindle motor having a windings shield for reduced disk voltage coupling
JP2004340751A (ja) * 2003-05-15 2004-12-02 Japan Servo Co Ltd 周波数発電機付きモータ
JP2005033897A (ja) * 2003-07-10 2005-02-03 Mitsubishi Electric Corp 回転駆動装置
US6982532B2 (en) 2003-12-08 2006-01-03 A. O. Smith Corporation Electric machine
US8144425B2 (en) * 2003-12-15 2012-03-27 Seagate Technology Llc Magnetic recording head with compact yoke
JP2006158188A (ja) * 2004-10-27 2006-06-15 Nippon Densan Corp スピンドルモータ及びこれを備えた記録ディスク駆動装置
JP2006223062A (ja) * 2005-02-10 2006-08-24 Nippon Densan Corp モータおよび記録ディスク駆動装置
JP4665593B2 (ja) * 2005-04-15 2011-04-06 日本電産株式会社 モータの電機子、モータおよび記録ディスク駆動装置
US7518823B2 (en) * 2005-06-09 2009-04-14 Hitachi Global Storage Technologies Netherlands B.V. Spindle motor winding for miniature hard disk drive
US7760464B2 (en) * 2005-09-08 2010-07-20 Seagate Technology Llc Base for data storage device with parallelism mounting features
JP2007151314A (ja) * 2005-11-29 2007-06-14 Matsushita Electric Ind Co Ltd モータ
KR100906720B1 (ko) * 2006-06-13 2009-07-07 엘지이노텍 주식회사 스핀들 모터
SE530697C2 (sv) * 2006-12-19 2008-08-19 Bae Systems Haegglunds Ab Rotor till en elmotor, rotorplåtar för uppbyggnad av rotorn, samt en elmotor med en sådan rotor
CN101855812B (zh) * 2007-11-15 2013-01-23 松下电器产业株式会社 电动机和使用该电动机的电子设备
GB2461913B (en) * 2008-07-17 2010-11-10 Bosch Gmbh Robert Stator of an electric machine,electric machine and electric power tool
US7911090B2 (en) 2008-08-20 2011-03-22 Robert Bosch Gmbh Stator of an electrical machine, electrical machine, and power tool
JP2011004467A (ja) * 2009-06-16 2011-01-06 Panasonic Corp モータおよびそれを用いた電子機器
JP2011010451A (ja) * 2009-06-25 2011-01-13 Panasonic Corp モータおよびそれを用いた電子機器
JP2011010452A (ja) * 2009-06-25 2011-01-13 Panasonic Corp モータおよびそれを用いた電子機器
CN201774430U (zh) * 2010-07-29 2011-03-23 中山大洋电机制造有限公司 一种新型电机机构
CN102111055A (zh) * 2011-03-22 2011-06-29 广东威灵电机制造有限公司 一种外转子式永磁电机
EP2573913B1 (en) * 2011-05-16 2017-05-03 Panasonic Corporation Motor, and fan motor provided with said motor
DE102012208847A1 (de) * 2012-05-25 2013-11-28 Robert Bosch Gmbh Elektronisch kommutierter Gleichstrommotor mit Abschirmung
JP2014103721A (ja) * 2012-11-16 2014-06-05 Aisin Seiki Co Ltd ブラシレスモータ
FR3038160B1 (fr) * 2015-06-29 2019-08-02 Valeo Systemes Thermiques Dispositif de pulsion d'air comportant un moteur electrique
US10644363B2 (en) * 2015-09-14 2020-05-05 Panasonic Intellectual Property Management Co., Ltd. Temperature conditioning unit, temperature conditioning system, and vehicle
JP6542835B2 (ja) * 2017-05-30 2019-07-10 ファナック株式会社 固定子及び回転電機
DE102018118275A1 (de) * 2018-07-27 2020-01-30 Valeo Siemens Eautomotive Germany Gmbh Rotoranordnung für eine elektrische Maschine, elektrische Maschine für ein Fahrzeug und Fahrzeug
JP7331356B2 (ja) * 2018-12-14 2023-08-23 Tdk株式会社 永久磁石および回転電機
JP6830996B1 (ja) * 2019-12-26 2021-02-17 山洋電気株式会社 同期電動機のフレーム構造並びにフレーム及び電機子の製造方法
CN211981596U (zh) * 2020-04-07 2020-11-20 精进电动科技股份有限公司 一种旋变定子定位压片和定位结构
KR20220040265A (ko) * 2020-09-23 2022-03-30 현대모비스 주식회사 모터

Family Cites Families (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1200931B (de) * 1959-06-13 1965-09-16 Richard Zimmermann K G Elektromotor, insbesondere fuer Waesche-schleudern, mit eingebauter Bremse
DE1488074B2 (de) * 1964-11-11 1972-03-30 Underberg, Emil Ewald Josef; DoId, Siegfried August; 4134 Rheinberg Elektrischer motor
DE1563373C3 (de) * 1966-07-19 1975-11-20 Siemens Ag, 1000 Berlin Und 8000 Muenchen Im Verhältnis 4 zu 2 polumschaltbarer Spaltpolmotor
US3909643A (en) * 1973-03-30 1975-09-30 Victor Company Of Japan Direct-driven type phonograph turntable
US3842300A (en) * 1973-04-30 1974-10-15 Ford Motor Co Laminated rotor structure for a dynamoelectric machine
JPS6145746Y2 (ko) * 1976-09-28 1986-12-23
DK386478A (da) * 1977-09-19 1979-03-20 Siemens Ag Elektrisk tomotorsdrivmekanisme
JPS5523711A (en) * 1978-07-29 1980-02-20 Sony Corp Rotary electric machine
DE2850478C3 (de) * 1978-11-21 1981-10-15 Siemens AG, 1000 Berlin und 8000 München Elektronikmotor mit einem mehrpoligen Außenläufer
GB2054978B (en) * 1979-07-06 1984-06-13 Ebauches Sa Electromagnetic motor rotatable in either direction
CH654455A5 (de) * 1980-05-10 1986-02-14 Papst Motoren Gmbh & Co Kg Buerstenlose gleichstrommotoranordnung, insbesondere fuer magnetplattenantriebe.
US4658312A (en) * 1981-09-07 1987-04-14 Papst-Motoren Gmbh & Co. K.G. Disk storage drive
DE3327123C2 (de) * 1982-07-27 1996-07-11 Papst Motoren Gmbh & Co Kg Antriebsanordnung für signalverarbeitende Geräte
GB2180413B (en) * 1982-07-27 1987-09-23 Papst Motoren Gmbh & Co Kg Drive motor unit for signal-processing devices especially information-storage disk devices
US4475051A (en) * 1982-08-27 1984-10-02 International Business Machines Corporation Low inertia high torque variable reluctance motor
DE3331755A1 (de) * 1982-09-04 1984-03-08 Papst-Motoren GmbH & Co KG, 7742 St Georgen Einrichtung zur erzeugung von impulsen bei speicherantrieben
JPS59145396A (ja) * 1982-11-09 1984-08-20 パプスト・モ−ト−レン・ゲ−エムベ−ハ−・ウント・コ−・カ−ゲ− 直流小形通風機
US4620301A (en) * 1982-12-20 1986-10-28 Ricoh Company, Ltd. Recording disk drive unit
DE3434965A1 (de) * 1983-09-22 1985-04-04 Papst-Motoren GmbH & Co KG, 7742 St Georgen Gekapselter kleinstmotor
EP0149228B1 (de) * 1983-12-28 1991-08-14 Papst-Motoren GmbH & Co. KG Elektromotor, insbesondere kollektorloser Gleichstrommotor
DE3473540D1 (en) * 1984-08-06 1988-09-22 Japan Servo Permanent magnet type stepping motor
JPS6152146A (ja) * 1984-08-20 1986-03-14 Matsushita Electric Ind Co Ltd 電動機
US4575652A (en) * 1984-09-27 1986-03-11 Synektron Corporation Permanent magnet motor having high starting torque and narrowly-defined detent zones
US4672250A (en) * 1984-11-15 1987-06-09 A. O. Smith Corporation Drive motor bearing apparatus
US4578606A (en) * 1984-12-13 1986-03-25 Buehler Products, Inc. Brushless DC electric motor and tachogenerator assembly
KR900005759B1 (ko) * 1985-04-30 1990-08-09 마쯔시다덴기산교 가부시기가이샤 회전수검출수단을 구비한 전동기
US4734606A (en) * 1985-11-20 1988-03-29 Hajec Chester S Electric motor with ferrofluid bearing
JPS62166760A (ja) * 1986-01-18 1987-07-23 Shikoo Giken:Kk 磁気エンコ−ダ内蔵直流ブラシレスモ−タ
DE3603063A1 (de) * 1986-02-01 1987-08-06 Weiss Kg Alfons Einschaltzeitgeber fuer mikrowellengeraete
JPS62201048A (ja) * 1986-02-27 1987-09-04 Sony Corp 二相ブラシレスモ−タ
CH670017A5 (en) * 1986-03-03 1989-04-28 Papst Motoren Gmbh & Co Kg Miniature permanent magnet electric motor - has narrow cylindrical air-gap and integral outer housing and stator of sintered metal
JPS6318951A (ja) * 1986-07-08 1988-01-26 Oki Electric Ind Co Ltd デイスク駆動装置
JPS63213453A (ja) * 1987-03-02 1988-09-06 Shinano Totsuki Kk マグネツトロ−タ形直流モ−タの回転音低減構造
JPS63220757A (ja) * 1987-03-10 1988-09-14 Matsushita Electric Ind Co Ltd モ−タ
DE8712486U1 (de) * 1987-09-16 1987-12-17 Papst Licensing Gmbh, 78549 Spaichingen Leiterplatte aus Metall
US4841189A (en) * 1987-12-30 1989-06-20 Tri-Tech, Inc. Stepper motor and method of making the same
JPH01206860A (ja) * 1988-02-12 1989-08-21 Tdk Corp 電動機
GB8812692D0 (en) * 1988-05-27 1988-06-29 Switched Reluctance Drives Ltd Improvements in electric machines
JP2657400B2 (ja) * 1988-08-06 1997-09-24 本田技研工業株式会社 クランク角度センサ内蔵発電機
JPH0246583A (ja) * 1988-08-06 1990-02-15 Seiko Epson Corp ディスク装置
JPH0287959A (ja) * 1988-09-22 1990-03-28 Mitsubishi Electric Corp ブラシレスモータ
US4950932A (en) * 1989-05-30 1990-08-21 General Electric Company Axial flow fan integral with electronically commutated motor
US5075605A (en) * 1990-11-01 1991-12-24 Penn Engineering & Manufacturing Corp. Inner-rotor commutation device
TW212240B (ko) * 1991-03-19 1993-09-01 Hitachi Seisakusyo Kk

Also Published As

Publication number Publication date
GB2245108A (en) 1991-12-18
MY113834A (en) 2002-06-29
MY109288A (en) 1996-12-31
GB9111767D0 (en) 1991-07-24
US5410201A (en) 1995-04-25
HK162195A (en) 1995-10-27
US5319270A (en) 1994-06-07
MY107816A (en) 1996-06-29
GB2245108B (en) 1994-12-14
KR920001809A (ko) 1992-01-30

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PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20080531