HK77897A - An electric motor with improved torque ripple - Google Patents

An electric motor with improved torque ripple

Info

Publication number
HK77897A
HK77897A HK77897A HK77897A HK77897A HK 77897 A HK77897 A HK 77897A HK 77897 A HK77897 A HK 77897A HK 77897 A HK77897 A HK 77897A HK 77897 A HK77897 A HK 77897A
Authority
HK
Hong Kong
Prior art keywords
electric motor
torque ripple
improved torque
improved
ripple
Prior art date
Application number
HK77897A
Other languages
English (en)
Inventor
Martin Burgbacher
Original Assignee
Papst Motoren Gmbh & Co Kg
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 Papst Motoren Gmbh & Co Kg filed Critical Papst Motoren Gmbh & Co Kg
Publication of HK77897A publication Critical patent/HK77897A/xx

Links

Classifications

    • 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 Magnet Type Synchronous Machine (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
HK77897A 1990-07-23 1997-06-12 An electric motor with improved torque ripple HK77897A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE9010895U DE9010895U1 (de) 1990-07-23 1990-07-23 Kollektorloser Gleichstrommotor mit verbesserter Drehmomentwelligkeit

Publications (1)

Publication Number Publication Date
HK77897A true HK77897A (en) 1997-06-20

Family

ID=6855844

Family Applications (1)

Application Number Title Priority Date Filing Date
HK77897A HK77897A (en) 1990-07-23 1997-06-12 An electric motor with improved torque ripple

Country Status (3)

Country Link
DE (1) DE9010895U1 (xx)
GB (2) GB9115450D0 (xx)
HK (1) HK77897A (xx)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19633209A1 (de) * 1995-08-28 1997-03-06 Papst Motoren Gmbh & Co Kg Verfahren und Vorrichtung zur Reduzierung des sogenannten Nutruckens bei einem Elektromotor
US5852334A (en) * 1995-10-19 1998-12-22 Tridelta Industries, Inc. Staggered pole switched reluctance motor
GB9801187D0 (en) * 1998-01-20 1998-03-18 Switched Reluctance Drives Ltd Noise reduction in reluctance machines
GB9810418D0 (en) * 1998-05-14 1998-07-15 Switched Reluctance Drives Ltd A set of laminations for a switched reluctance machine

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB950655A (xx) *
CA934814A (en) * 1970-06-26 1973-10-02 Kawasaki Itaru Rotating electric machine
DE2919581A1 (de) * 1979-05-15 1980-11-27 Papst Motoren Kg Zweipulsiger kollektorloser gleichstrommotor
US4583015A (en) * 1983-08-20 1986-04-15 Pioneer Electronic Corporation Single-phase brushless motor with multisector stator armature poles having different cross-sections

Also Published As

Publication number Publication date
GB9115852D0 (en) 1991-09-04
GB2246481A (en) 1992-01-29
GB9115450D0 (en) 1991-09-04
DE9010895U1 (de) 1991-12-19
GB2246481B (en) 1995-03-29

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Legal Events

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

Effective date: 20090723