DE3871567T2 - Verfahren zum wickeln von spulen fuer einen luftspaltmotor. - Google Patents
Verfahren zum wickeln von spulen fuer einen luftspaltmotor.Info
- Publication number
- DE3871567T2 DE3871567T2 DE8888103603T DE3871567T DE3871567T2 DE 3871567 T2 DE3871567 T2 DE 3871567T2 DE 8888103603 T DE8888103603 T DE 8888103603T DE 3871567 T DE3871567 T DE 3871567T DE 3871567 T2 DE3871567 T2 DE 3871567T2
- Authority
- DE
- Germany
- Prior art keywords
- air gap
- winding coils
- gap motor
- motor
- coils
- 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 - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/04—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of windings, prior to mounting into machines
- H02K15/0435—Wound windings
- H02K15/0464—Lap windings
-
- 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
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2706—Inner rotors
- H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
- H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
- H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
- H02K1/278—Surface mounted magnets; Inset magnets
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
- H02K15/06—Embedding prefabricated windings in machines
- H02K15/061—Air-gap windings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/46—Fastening of windings on the stator or rotor structure
- H02K3/47—Air-gap windings, i.e. iron-free windings
-
- 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
- Y10T29/00—Metal working
- Y10T29/49—Method of mechanical manufacture
- Y10T29/49002—Electrical device making
- Y10T29/49009—Dynamoelectric machine
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Iron Core Of Rotating Electric Machines (AREA)
- Manufacture Of Motors, Generators (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
- Insulation, Fastening Of Motor, Generator Windings (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US07/027,933 US4868970A (en) | 1985-03-08 | 1987-03-19 | Method of making an electric motor |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3871567D1 DE3871567D1 (de) | 1992-07-09 |
DE3871567T2 true DE3871567T2 (de) | 1992-12-03 |
Family
ID=21840597
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8888103603T Expired - Lifetime DE3871567T2 (de) | 1987-03-19 | 1988-03-08 | Verfahren zum wickeln von spulen fuer einen luftspaltmotor. |
DE3808190A Withdrawn DE3808190A1 (de) | 1987-03-19 | 1988-03-11 | Verfahren zum herstellen von wicklungen fuer luftspalt-motoren |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3808190A Withdrawn DE3808190A1 (de) | 1987-03-19 | 1988-03-11 | Verfahren zum herstellen von wicklungen fuer luftspalt-motoren |
Country Status (5)
Country | Link |
---|---|
US (1) | US4868970A (de) |
EP (1) | EP0282876B1 (de) |
JP (1) | JPS63314153A (de) |
DE (2) | DE3871567T2 (de) |
GB (1) | GB2203970B (de) |
Families Citing this family (90)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH01186143A (ja) * | 1988-01-19 | 1989-07-25 | Olympus Optical Co Ltd | 無鉄心電機子とその製造方法及び無鉄心電機子成形用金型 |
US5265323A (en) * | 1989-02-28 | 1993-11-30 | E. I. Du Pont De Nemours And Company | Method of fabricating a stator assembly for a non-static cogging brushless DC motor |
EP0505476A1 (de) * | 1989-12-15 | 1992-09-30 | SHRAMO, Daniel, J. | Nutenloser bürstenloser elektrischer motor mit grossem luftspalt |
WO1993026075A1 (en) * | 1992-06-11 | 1993-12-23 | University Of Technology, Sydney | An electric motor and method of manufacture |
SE508318C2 (sv) * | 1993-05-26 | 1998-09-21 | Atlas Copco Tools Ab | Stator för en elektrisk maskin |
US5606791A (en) * | 1993-09-17 | 1997-03-04 | Fougere; Richard J. | Method of making a slotless electric motor or transducer |
US5789833A (en) * | 1995-11-24 | 1998-08-04 | Kabushiki Kaisha Toshiba | Totally-enclosed traction motor for electric railcar |
US5829118A (en) * | 1996-03-11 | 1998-11-03 | Kollmorgen Corporation | Method and apparatus for slotless stator manufacturing |
SE510192C2 (sv) | 1996-05-29 | 1999-04-26 | Asea Brown Boveri | Förfarande och kopplingsarrangemang för att minska problem med tredjetonsströmmar som kan uppstå vid generator - och motordrift av växelströmsmaskiner kopplade till trefas distributions- eller transmissionsnät |
JP2000511337A (ja) | 1996-05-29 | 2000-08-29 | アセア ブラウン ボヴェリ エービー | 高圧巻線用絶縁導体およびその製造方法 |
US6376775B1 (en) | 1996-05-29 | 2002-04-23 | Abb Ab | Conductor for high-voltage windings and a rotating electric machine comprising a winding including the conductor |
SE9602079D0 (sv) | 1996-05-29 | 1996-05-29 | Asea Brown Boveri | Roterande elektriska maskiner med magnetkrets för hög spänning och ett förfarande för tillverkning av densamma |
PL182736B1 (pl) * | 1996-05-29 | 2002-02-28 | Abb Ab | Zespół elektrycznych maszyn wirujących i sposób wytwarzania zespołu elektrycznych maszyn wirujących |
SE512917C2 (sv) | 1996-11-04 | 2000-06-05 | Abb Ab | Förfarande, anordning och kabelförare för lindning av en elektrisk maskin |
SE515843C2 (sv) | 1996-11-04 | 2001-10-15 | Abb Ab | Axiell kylning av rotor |
SE510422C2 (sv) | 1996-11-04 | 1999-05-25 | Asea Brown Boveri | Magnetplåtkärna för elektriska maskiner |
SE509072C2 (sv) | 1996-11-04 | 1998-11-30 | Asea Brown Boveri | Anod, anodiseringsprocess, anodiserad tråd och användning av sådan tråd i en elektrisk anordning |
SE9704422D0 (sv) | 1997-02-03 | 1997-11-28 | Asea Brown Boveri | Ändplatta |
SE9704421D0 (sv) | 1997-02-03 | 1997-11-28 | Asea Brown Boveri | Seriekompensering av elektrisk växelströmsmaskin |
SE508544C2 (sv) | 1997-02-03 | 1998-10-12 | Asea Brown Boveri | Förfarande och anordning för montering av en stator -lindning bestående av en kabel. |
SE9704423D0 (sv) | 1997-02-03 | 1997-11-28 | Asea Brown Boveri | Roterande elektrisk maskin med spolstöd |
SE9704431D0 (sv) | 1997-02-03 | 1997-11-28 | Asea Brown Boveri | Effektreglering av synkronmaskin |
SE9704427D0 (sv) | 1997-02-03 | 1997-11-28 | Asea Brown Boveri | Infästningsanordning för elektriska roterande maskiner |
SE508543C2 (sv) | 1997-02-03 | 1998-10-12 | Asea Brown Boveri | Hasplingsanordning |
US6772503B1 (en) * | 2000-08-22 | 2004-08-10 | Honeywell International Inc. | Rotor assembly having bonded lamination stack |
US7224096B2 (en) * | 1997-10-16 | 2007-05-29 | Honeywell International Inc. | Rotatable assemblies having chemically bonded lamination stacks |
GB2331867A (en) | 1997-11-28 | 1999-06-02 | Asea Brown Boveri | Power cable termination |
WO1999029015A2 (en) | 1997-11-28 | 1999-06-10 | Asea Brown Boveri Ab | Method and device for controlling the magnetic flux with an auxiliary winding in a hv ac machine |
US6801421B1 (en) | 1998-09-29 | 2004-10-05 | Abb Ab | Switchable flux control for high power static electromagnetic devices |
DE19902837C1 (de) * | 1999-01-20 | 2000-08-10 | Siemens Ag | Rotierende elektrische Maschine mit permanenterregtem Rotor |
US6362554B1 (en) * | 1999-07-29 | 2002-03-26 | Encap Motor Corporation | Stator assembly |
US6753628B1 (en) | 1999-07-29 | 2004-06-22 | Encap Motor Corporation | High speed spindle motor for disc drive |
US6437464B1 (en) | 1999-07-29 | 2002-08-20 | Encap Motor Corporation | Motor and disc assembly for computer hard drive |
US6300695B1 (en) | 1999-07-29 | 2001-10-09 | Encap Motor Corporation | High speed spindle motor with hydrodynamic bearings |
US6501616B1 (en) | 1999-07-29 | 2002-12-31 | Encap Motor Corporation | Hard disc drive with base incorporating a spindle motor stator |
US6617721B1 (en) | 1999-07-29 | 2003-09-09 | Encap Motor Corporation | High speed spindle motor |
JP2001069732A (ja) * | 1999-08-26 | 2001-03-16 | Honda Motor Co Ltd | 固定子巻線の固定方法及び回転電機 |
EP1216437B1 (de) | 1999-09-16 | 2010-02-24 | Delphi Technologies, Inc. | Vrefahren und gerät zur drehmoment-linearisierung in einem servolenkungssystem |
US6392418B1 (en) | 1999-09-16 | 2002-05-21 | Delphi Technologies, Inc. | Torque current comparison for current reasonableness diagnostics in a permanent magnet electric machine |
US6411052B1 (en) | 1999-09-17 | 2002-06-25 | Delphi Technologies, Inc. | Method and apparatus to compensate for resistance variations in electric motors |
WO2001020767A1 (en) | 1999-09-17 | 2001-03-22 | Delphi Technologies, Inc. | Low ripple permanent magnet motor control |
US6674789B1 (en) | 1999-09-17 | 2004-01-06 | Delphi Technologies, Inc. | Reduction of EMI through switching frequency dithering |
US6313556B1 (en) * | 1999-09-30 | 2001-11-06 | Reliance Electric Technologies, Llc | Superconducting electromechanical rotating device having a liquid-cooled, potted, one layer stator winding |
JP3730461B2 (ja) * | 1999-10-28 | 2006-01-05 | 山洋電気株式会社 | 防水型ブラシレスファンモータ |
AU2580301A (en) | 1999-12-17 | 2001-06-25 | Encap Motor Corporation | Spindle motor with encapsulated stator and method of making same |
EP1277107B1 (de) | 2000-04-07 | 2009-11-04 | Delphi Technologies, Inc. | Dämpfung von spannungsgesteuerten bürstenlosen motoren für elektrische servolenkungen |
US6498451B1 (en) | 2000-09-06 | 2002-12-24 | Delphi Technologies, Inc. | Torque ripple free electric power steering |
US6566829B1 (en) | 2000-09-07 | 2003-05-20 | Delphi Technologies, Inc. | Method and apparatus for torque control of a machine |
US6892439B1 (en) | 2001-02-01 | 2005-05-17 | Encap Motor Corporation | Motor with stator made from linear core preform |
US7036207B2 (en) * | 2001-03-02 | 2006-05-02 | Encap Motor Corporation | Stator assembly made from a plurality of toroidal core segments and motor using same |
US20020158535A1 (en) * | 2001-03-29 | 2002-10-31 | Maul Michael J. | Alternator rotor with titanium filler |
DE10122425B4 (de) * | 2001-05-09 | 2006-06-01 | Siemens Ag | Elektrische Maschine |
DE60233404D1 (de) * | 2001-06-08 | 2009-10-01 | Delphi Tech Inc | Geschwindigkeitsausgleichssteuerung für elektrische lenksysteme |
US20030076064A1 (en) * | 2001-08-17 | 2003-04-24 | Kleinau Julie A. | Feedforward parameter estimation for electric machines |
US7199549B2 (en) * | 2001-08-17 | 2007-04-03 | Delphi Technologies, Inc | Feedback parameter estimation for electric machines |
US7071649B2 (en) | 2001-08-17 | 2006-07-04 | Delphi Technologies, Inc. | Active temperature estimation for electric machines |
US6900607B2 (en) * | 2001-08-17 | 2005-05-31 | Delphi Technologies, Inc. | Combined feedforward and feedback parameter estimation for electric machines |
US6694287B2 (en) | 2001-08-30 | 2004-02-17 | Delphi Technologies, Inc. | Phase angle diagnostics for sinusoidal controlled electric machine |
US20030062868A1 (en) * | 2001-10-01 | 2003-04-03 | Mir Sayeed A. | Switching methodology for ground referenced voltage controlled electric machine |
US7576506B2 (en) | 2001-12-11 | 2009-08-18 | Delphi Technologies, Inc. | Feedforward parameter estimation for electric machines |
JP3775348B2 (ja) * | 2002-05-31 | 2006-05-17 | 株式会社日立製作所 | 回転電機 |
DE10224776A1 (de) | 2002-06-04 | 2004-03-11 | Magnet-Motor Gesellschaft Für Magnetmotorische Technik Mbh | Elektrische Maschine |
US7157878B2 (en) * | 2002-11-19 | 2007-01-02 | Delphi Technologies, Inc. | Transient compensation voltage estimation for feedforward sinusoidal brushless motor control |
DE102005029813A1 (de) * | 2005-06-27 | 2006-12-28 | Siemens Ag | Schaltungsanordnung zum Messen einer elektrischen Spannung |
EP1879280B1 (de) * | 2006-07-14 | 2014-03-05 | OpenHydro Group Limited | Hydroelektrische Turbine |
EP1878913B1 (de) | 2006-07-14 | 2013-03-13 | OpenHydro Group Limited | Bidirektionale Gezeitenturbine |
DE602006002883D1 (de) * | 2006-07-14 | 2008-11-06 | Openhydro Group Ltd | Turbinen mit einer Rutsche zum Durchfluss von Fremdkörpern |
US7543679B2 (en) | 2006-07-28 | 2009-06-09 | Delphi Technologies, Inc. | Compensation of periodic sensor errors in electric power steering systems |
US7549504B2 (en) | 2006-07-28 | 2009-06-23 | Delphi Technologies, Inc. | Quadrant dependent active damping for electric power steering |
US7725227B2 (en) * | 2006-12-15 | 2010-05-25 | Gm Global Technology Operations, Inc. | Method, system, and apparatus for providing enhanced steering pull compensation |
US7472468B2 (en) * | 2007-04-03 | 2009-01-06 | Yeadon Energy Systems, Inc. | Method for winding brushless DC motors |
ATE472056T1 (de) * | 2007-04-11 | 2010-07-15 | Openhydro Group Ltd | Verfahren zum installieren von hydroelektrischen turbinen |
EP2088311B1 (de) | 2008-02-05 | 2015-10-14 | OpenHydro Group Limited | Hydroelektrische Turbine mit schwimmendem Rotor |
EP2110910A1 (de) * | 2008-04-17 | 2009-10-21 | OpenHydro Group Limited | Verbessertes Turbineninstallationsverfahren |
EP2112370B1 (de) * | 2008-04-22 | 2016-08-31 | OpenHydro Group Limited | Hydroelektrische Turbine mit Magnetlager |
KR100973686B1 (ko) * | 2008-06-23 | 2010-08-03 | 전자부품연구원 | 코어리스 모터의 고정자 |
EP2199598B1 (de) | 2008-12-18 | 2012-05-02 | OpenHydro IP Limited | Hydroelektrische Turbine mit passiver Bremse und Verfahren zum Betrieb |
ATE481764T1 (de) | 2008-12-19 | 2010-10-15 | Openhydro Ip Ltd | Verfahren zum installieren eines hydroelektrischen turbinengenerators |
EP2241749B1 (de) | 2009-04-17 | 2012-03-07 | OpenHydro IP Limited | Verbessertes Verfahren zur Steuerung der Ausgabe eines hydroelektrischen Turbinengenerators |
EP2302766B1 (de) | 2009-09-29 | 2013-03-13 | OpenHydro IP Limited | Hydroelektrische Turbine mit Spulenkühlung |
EP2302755B1 (de) | 2009-09-29 | 2012-11-28 | OpenHydro IP Limited | Elektrisches Stromumwandlungssystem und Verfahren |
EP2302204A1 (de) | 2009-09-29 | 2011-03-30 | OpenHydro IP Limited | Hydroelektrisches Turbinensystem |
US10574110B2 (en) | 2010-04-28 | 2020-02-25 | Launchpoint Technologies, Inc. | Lightweight and efficient electrical machine and method of manufacture |
EP2450562B1 (de) | 2010-11-09 | 2015-06-24 | Openhydro IP Limited | Bergungssystem für eine hydroelektrische Turbine und Bergungsverfahren |
EP2466725B1 (de) * | 2010-12-15 | 2014-09-03 | Infranor Holding SA | Synchronmotor mit Permanentmagneten |
EP2469257B1 (de) | 2010-12-23 | 2014-02-26 | Openhydro IP Limited | Hydroelektrisches Turbinenprüfverfahren |
ES2819190T3 (es) | 2011-02-28 | 2021-04-15 | Flender Gmbh | Máquina eléctrica, en particular un generador eléctrico |
JP5570558B2 (ja) * | 2012-07-27 | 2014-08-13 | ファナック株式会社 | 工作機械の割出装置及びその製造方法 |
EP3089328B1 (de) * | 2015-04-27 | 2017-04-19 | Siemens Aktiengesellschaft | Rotor einer elektrischen maschine |
US20230039344A1 (en) * | 2021-08-09 | 2023-02-09 | Rolls-Royce Corporation | Composite rotor |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1875207A (en) * | 1930-12-11 | 1932-08-30 | Vincent G Apple | Alternating current motor |
US2712836A (en) * | 1951-07-24 | 1955-07-12 | Robert G Marzolf | Coil winding machine |
US2749456A (en) * | 1952-06-23 | 1956-06-05 | Us Electrical Motors Inc | Waterproof stator construction for submersible dynamo-electric machine |
US2759116A (en) * | 1954-11-26 | 1956-08-14 | John P Glass | Induction type tachometer |
GB837546A (en) * | 1955-09-26 | 1960-06-15 | Parsons C A & Co Ltd | Improvements in and relating to dynamo-electric machines |
GB881468A (en) * | 1957-02-07 | 1961-11-01 | English Electric Co Ltd | Improvements in and relating to dynamo-electric machines |
GB1247344A (en) * | 1967-12-05 | 1971-09-22 | Nat Res Dev | Dynamo-electric machines |
US3761752A (en) * | 1972-05-01 | 1973-09-25 | Int Research & Dev Co Ltd | Dynamoelectric machine winding support |
US3827141A (en) * | 1972-05-17 | 1974-08-06 | Skf Ind Trading & Dev | Method of manufacturing an electric rotary machine |
US3841133A (en) * | 1973-08-13 | 1974-10-15 | Westinghouse Electric Corp | Apparatus and method for shaping end turns of coils in dynamo-electric machine cores |
US3892034A (en) * | 1974-02-26 | 1975-07-01 | Mikhail Alexandrovich Arakelov | Method of assembling slotless stator of electrical machine |
CH573678A5 (de) * | 1974-06-25 | 1976-03-15 | Bbc Brown Boveri & Cie | |
US4130769A (en) * | 1974-11-01 | 1978-12-19 | Canon Kabushiki Kaisha | Brushless DC motor |
DE2460964C3 (de) * | 1974-12-21 | 1984-02-09 | Hanning Elektro-Werke Gmbh & Co, 4800 Bielefeld | Verfahren zum Einziehen der aus Spulensträngen zusammengesetzten Statorwicklung in die Nuten des Statorblechpaketes eines Innenläufer-Elektromotors |
US4191903A (en) * | 1978-03-29 | 1980-03-04 | Westinghouse Electric Corp. | Dynamoelectric machine with air gap armature winding |
JPS55160957A (en) * | 1979-05-31 | 1980-12-15 | Matsushita Electric Ind Co Ltd | Manufacture of cup-type coreless electric machine |
IT1128041B (it) * | 1980-02-11 | 1986-05-28 | Pavesi Spa Off Mec | Dispositivo e procedimento per l inserimento di matasse preavvolte nelle scanalature dello statore di macchine dinamoelettriche |
JPS5851502A (ja) * | 1981-09-22 | 1983-03-26 | Sony Corp | 多層コイル及びその巻線方法 |
JPS5996843A (ja) * | 1982-11-19 | 1984-06-04 | Hitachi Ltd | 水中モータ |
DE8324702U1 (de) * | 1983-08-27 | 1985-02-14 | Robert Bosch Gmbh, 7000 Stuttgart | Elektrische maschine |
US4679313A (en) * | 1985-03-08 | 1987-07-14 | Kollmorgen Technologies Corporation | Method of making a servo motor with high energy product magnets |
-
1987
- 1987-03-19 US US07/027,933 patent/US4868970A/en not_active Expired - Lifetime
-
1988
- 1988-02-24 JP JP63043238A patent/JPS63314153A/ja active Pending
- 1988-03-08 EP EP88103603A patent/EP0282876B1/de not_active Expired - Lifetime
- 1988-03-08 DE DE8888103603T patent/DE3871567T2/de not_active Expired - Lifetime
- 1988-03-10 GB GB8805697A patent/GB2203970B/en not_active Expired - Lifetime
- 1988-03-11 DE DE3808190A patent/DE3808190A1/de not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
EP0282876A2 (de) | 1988-09-21 |
DE3871567D1 (de) | 1992-07-09 |
GB2203970A (en) | 1988-11-02 |
GB2203970B (en) | 1991-07-10 |
EP0282876B1 (de) | 1992-06-03 |
US4868970A (en) | 1989-09-26 |
EP0282876A3 (en) | 1989-05-17 |
JPS63314153A (ja) | 1988-12-22 |
DE3808190A1 (de) | 1988-11-10 |
GB8805697D0 (en) | 1988-04-07 |
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Date | Code | Title | Description |
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8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |