DE69405182D1 - Dauermagneten-Elektromotor mit niedrigem pulsierenden Drehmoment - Google Patents

Dauermagneten-Elektromotor mit niedrigem pulsierenden Drehmoment

Info

Publication number
DE69405182D1
DE69405182D1 DE69405182T DE69405182T DE69405182D1 DE 69405182 D1 DE69405182 D1 DE 69405182D1 DE 69405182 T DE69405182 T DE 69405182T DE 69405182 T DE69405182 T DE 69405182T DE 69405182 D1 DE69405182 D1 DE 69405182D1
Authority
DE
Germany
Prior art keywords
electric motor
permanent magnet
magnet electric
pulsating torque
low pulsating
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.)
Revoked
Application number
DE69405182T
Other languages
English (en)
Other versions
DE69405182T2 (de
Inventor
Sebastiano Acquaviva
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gate SRL
Original Assignee
Gate SRL
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=11411767&utm_source=***_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69405182(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Gate SRL filed Critical Gate SRL
Publication of DE69405182D1 publication Critical patent/DE69405182D1/de
Application granted granted Critical
Publication of DE69405182T2 publication Critical patent/DE69405182T2/de
Anticipated expiration legal-status Critical
Revoked legal-status Critical Current

Links

Classifications

    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K29/00—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices
    • H02K29/03—Motors or generators having non-mechanical commutating devices, e.g. discharge tubes or semiconductor devices with a magnetic circuit specially adapted for avoiding torque ripples or self-starting problems

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
DE69405182T 1993-09-30 1994-09-27 Dauermagneten-Elektromotor mit niedrigem pulsierenden Drehmoment Revoked DE69405182T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITTO930716A IT1261598B (it) 1993-09-30 1993-09-30 Motore elettrico a magneti permanenti con coppia di riluttanza ridotta

Publications (2)

Publication Number Publication Date
DE69405182D1 true DE69405182D1 (de) 1997-10-02
DE69405182T2 DE69405182T2 (de) 1998-03-12

Family

ID=11411767

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69405182T Revoked DE69405182T2 (de) 1993-09-30 1994-09-27 Dauermagneten-Elektromotor mit niedrigem pulsierenden Drehmoment

Country Status (4)

Country Link
US (1) US6181035B1 (de)
EP (1) EP0647010B1 (de)
DE (1) DE69405182T2 (de)
IT (1) IT1261598B (de)

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US6717323B1 (en) 2002-06-04 2004-04-06 Wavecrest Laboratories, Llc Rotary electric motor having a plurality of skewed stator poles and/or rotor poles
US6727629B1 (en) 2002-06-04 2004-04-27 Wavecrest Laboratories, Llc Rotary electric motor having a plurality of shifted stator poles and/or rotor poles
US20040021437A1 (en) * 2002-07-31 2004-02-05 Maslov Boris A. Adaptive electric motors and generators providing improved performance and efficiency
US20040263099A1 (en) * 2002-07-31 2004-12-30 Maslov Boris A Electric propulsion system
US20050045392A1 (en) * 2002-07-31 2005-03-03 Maslov Boris A. In-wheel electric motors
US20050046375A1 (en) * 2002-07-31 2005-03-03 Maslov Boris A. Software-based adaptive control system for electric motors and generators
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AU2003266503A1 (en) * 2002-08-16 2004-03-03 Yamaha Hatsudoki Kabushiki Kaisha Magnet of dynamo-electric machine
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US7635932B2 (en) * 2004-08-18 2009-12-22 Bluwav Systems, Llc Dynamoelectric machine having heat pipes embedded in stator core
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US7385328B2 (en) * 2006-05-23 2008-06-10 Reliance Electric Technologies, Llc Cogging reduction in permanent magnet machines
JP2008043031A (ja) * 2006-08-04 2008-02-21 Mabuchi Motor Co Ltd リング形状界磁マグネットに薄肉部を形成した小型モータ
TWI337439B (en) * 2006-12-21 2011-02-11 Delta Electronics Inc Permanent magnet rotary structure of electrical machinery and method for determining the structure thereof
TWI343689B (en) * 2006-12-28 2011-06-11 Delta Electronics Inc Permanent magnet rotary structure of electric machinery
WO2008141214A1 (en) * 2007-05-09 2008-11-20 Motor Excellence, Llc. Electrical output generating devices and driven electrical devices with reduced flux leakage using permanent magnet components, and methods of making and using the same
US7868511B2 (en) * 2007-05-09 2011-01-11 Motor Excellence, Llc Electrical devices using disk and non-disk shaped rotors
EP2342803A2 (de) * 2008-11-03 2011-07-13 Motor Excellence, LLC Rotorentwürfe für ein quer- oder mischflusssystem
DE102009028036A1 (de) * 2009-07-27 2011-02-03 Robert Bosch Gmbh Elektromotor mit Permanentmagnet-Erregung
NZ582764A (en) * 2010-01-20 2012-04-27 Wellington Drive Technologies Ltd Rotor or stator with magnets contacting flux returns
US8053944B2 (en) 2010-03-15 2011-11-08 Motor Excellence, Llc Transverse and/or commutated flux systems configured to provide reduced flux leakage, hysteresis loss reduction, and phase matching
CN102986115A (zh) 2010-03-15 2013-03-20 电扭矩机器股份有限公司 用于电动自行车的横向和/或换向通量***
WO2011115634A1 (en) * 2010-03-15 2011-09-22 Motor Excellence Llc Transverse and/or commutated flux systems having phase offset
WO2012067895A2 (en) 2010-11-17 2012-05-24 Motor Excellence, Llc Transverse and/or commutated flux system coil concepts
EP2641316B1 (de) 2010-11-17 2019-02-13 Motor Excellence, LLC Quer- oder mischflusssysteme mit segmentierten statorlamellen
US8952590B2 (en) 2010-11-17 2015-02-10 Electric Torque Machines Inc Transverse and/or commutated flux systems having laminated and powdered metal portions
JP2012222909A (ja) * 2011-04-06 2012-11-12 Asmo Co Ltd モータ
US10374471B2 (en) 2012-07-27 2019-08-06 Regal Beloit America, Inc. Methods, systems, and apparatus for reducing cogging torque in an electric machine
US10523081B2 (en) 2014-11-25 2019-12-31 Black & Decker Inc. Brushless motor for a power tool
CN105005692B (zh) * 2015-07-08 2018-09-28 三峡大学 一种基于解析法的永磁电机磁场分析与转矩计算方法
US10786894B2 (en) 2015-10-14 2020-09-29 Black & Decker Inc. Brushless motor system for power tools
FR3067880B1 (fr) * 2017-06-15 2020-07-17 Moteurs Leroy-Somer Machine electrique tournante
US10965176B2 (en) 2019-01-15 2021-03-30 Mcmillan Electric Company Electric motors with pole biasing

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Also Published As

Publication number Publication date
ITTO930716A1 (it) 1995-03-30
ITTO930716A0 (it) 1993-09-30
US6181035B1 (en) 2001-01-30
EP0647010A1 (de) 1995-04-05
EP0647010B1 (de) 1997-08-27
DE69405182T2 (de) 1998-03-12
IT1261598B (it) 1996-05-23

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8327 Change in the person/name/address of the patent owner

Owner name: GATE S.P.A., TURIN, IT

8331 Complete revocation