DE4120985C2 - - Google Patents

Info

Publication number
DE4120985C2
DE4120985C2 DE19914120985 DE4120985A DE4120985C2 DE 4120985 C2 DE4120985 C2 DE 4120985C2 DE 19914120985 DE19914120985 DE 19914120985 DE 4120985 A DE4120985 A DE 4120985A DE 4120985 C2 DE4120985 C2 DE 4120985C2
Authority
DE
Germany
Prior art keywords
stator
pole teeth
phase
rotor
torque
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 - Fee Related
Application number
DE19914120985
Other languages
German (de)
English (en)
Other versions
DE4120985A1 (de
Inventor
Shigeru Furukawa Miyagi Jp Furuki
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.)
Alps Alpine Co Ltd
Original Assignee
Alps Electric 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 Alps Electric Co Ltd filed Critical Alps Electric Co Ltd
Publication of DE4120985A1 publication Critical patent/DE4120985A1/de
Application granted granted Critical
Publication of DE4120985C2 publication Critical patent/DE4120985C2/de
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K37/00—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors
    • H02K37/10—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type
    • H02K37/12—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type with stationary armatures and rotating magnets
    • H02K37/14—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type with stationary armatures and rotating magnets with magnets rotating within the armatures

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Stepping Motors (AREA)
DE4120985A 1990-06-27 1991-06-25 Schrittmotor Granted DE4120985A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16680690 1990-06-27

Publications (2)

Publication Number Publication Date
DE4120985A1 DE4120985A1 (de) 1992-01-09
DE4120985C2 true DE4120985C2 (enrdf_load_stackoverflow) 1993-04-15

Family

ID=15838027

Family Applications (1)

Application Number Title Priority Date Filing Date
DE4120985A Granted DE4120985A1 (de) 1990-06-27 1991-06-25 Schrittmotor

Country Status (2)

Country Link
DE (1) DE4120985A1 (enrdf_load_stackoverflow)
GB (1) GB2245768B (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0928072A (ja) * 1995-07-12 1997-01-28 Minebea Co Ltd モータ構造
US6060800A (en) * 1995-07-12 2000-05-09 Minebea Co., Ltd. Motor structure

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2280232A1 (fr) * 1974-07-25 1976-02-20 Rech Mat Micro Moteurs Ele Dispositif moteur electrique
DE3437954A1 (de) * 1984-10-17 1986-04-17 Olympia Werke Ag, 2940 Wilhelmshaven Verfahren zur ansteuerung eines schrittmotors
JPH0193979U (enrdf_load_stackoverflow) * 1987-12-15 1989-06-21

Also Published As

Publication number Publication date
GB2245768B (en) 1994-07-06
GB2245768A (en) 1992-01-08
GB9111644D0 (en) 1991-07-24
DE4120985A1 (de) 1992-01-09

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Legal Events

Date Code Title Description
OP8 Request for examination as to paragraph 44 patent law
D2 Grant after examination
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee