GB2020913B - Stators for stepping motors - Google Patents

Stators for stepping motors

Info

Publication number
GB2020913B
GB2020913B GB7839650A GB7839650A GB2020913B GB 2020913 B GB2020913 B GB 2020913B GB 7839650 A GB7839650 A GB 7839650A GB 7839650 A GB7839650 A GB 7839650A GB 2020913 B GB2020913 B GB 2020913B
Authority
GB
United Kingdom
Prior art keywords
stators
stepping motors
stepping
motors
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
Application number
GB7839650A
Other languages
English (en)
Other versions
GB2020913A (en
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.)
Seiko Instruments Inc
Original Assignee
Seiko Instruments Inc
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 Seiko Instruments Inc filed Critical Seiko Instruments Inc
Publication of GB2020913A publication Critical patent/GB2020913A/en
Application granted granted Critical
Publication of GB2020913B publication Critical patent/GB2020913B/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C13/00—Driving mechanisms for clocks by primary clocks
    • G04C13/08—Secondary clocks actuated intermittently
    • G04C13/10—Secondary clocks actuated intermittently by electromechanical step advancing mechanisms
    • G04C13/11—Secondary clocks actuated intermittently by electromechanical step advancing mechanisms with rotating armature
    • 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
    • H02K1/12—Stationary parts of the magnetic circuit
    • H02K1/14—Stator cores with salient poles
    • H02K1/141—Stator cores with salient poles consisting of C-shaped cores
    • H02K1/143—Stator cores with salient poles consisting of C-shaped cores of the horse-shoe type
    • 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
    • H02K37/16—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 having horseshoe armature cores

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
GB7839650A 1978-04-18 1978-10-06 Stators for stepping motors Expired GB2020913B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5108178U JPS54153313U (enrdf_load_stackoverflow) 1978-04-18 1978-04-18

Publications (2)

Publication Number Publication Date
GB2020913A GB2020913A (en) 1979-11-21
GB2020913B true GB2020913B (en) 1983-03-09

Family

ID=12876855

Family Applications (1)

Application Number Title Priority Date Filing Date
GB7839650A Expired GB2020913B (en) 1978-04-18 1978-10-06 Stators for stepping motors

Country Status (6)

Country Link
JP (1) JPS54153313U (enrdf_load_stackoverflow)
DE (1) DE2847921A1 (enrdf_load_stackoverflow)
FR (1) FR2423908A1 (enrdf_load_stackoverflow)
GB (1) GB2020913B (enrdf_load_stackoverflow)
HK (1) HK18784A (enrdf_load_stackoverflow)
SG (1) SG64483G (enrdf_load_stackoverflow)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9002624A (nl) * 1990-11-30 1992-06-16 Kinetron Bv Miniatuurmotor.
EP0505595A1 (de) * 1991-03-28 1992-09-30 Vacuumschmelze GmbH Schrittmotor für Uhren
DE4328421A1 (de) * 1993-08-24 1995-03-02 Vacuumschmelze Gmbh Schrittmotor für eine elektrische Uhr

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5131010B2 (enrdf_load_stackoverflow) * 1973-05-09 1976-09-04
FR2263632B1 (enrdf_load_stackoverflow) * 1974-03-07 1980-08-14 Seiko Instr & Electronics
DE2503206C3 (de) * 1975-01-27 1978-03-30 Vdo Adolf Schindling Ag, 6000 Frankfurt Einphasenschrittmotor

Also Published As

Publication number Publication date
SG64483G (en) 1985-03-29
GB2020913A (en) 1979-11-21
HK18784A (en) 1984-03-09
FR2423908A1 (fr) 1979-11-16
DE2847921A1 (de) 1979-10-31
DE2847921C2 (enrdf_load_stackoverflow) 1988-07-28
FR2423908B1 (enrdf_load_stackoverflow) 1983-08-26
JPS54153313U (enrdf_load_stackoverflow) 1979-10-25

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)

Effective date: 19940919

PE20 Patent expired after termination of 20 years

Effective date: 19981005