MY7800399A - Stepper motor for a quartz crystal timepiece - Google Patents

Stepper motor for a quartz crystal timepiece

Info

Publication number
MY7800399A
MY7800399A MY7800399A MY7800399A MY7800399A MY 7800399 A MY7800399 A MY 7800399A MY 7800399 A MY7800399 A MY 7800399A MY 7800399 A MY7800399 A MY 7800399A MY 7800399 A MY7800399 A MY 7800399A
Authority
MY
Malaysia
Prior art keywords
stepper motor
quartz crystal
crystal timepiece
timepiece
quartz
Prior art date
Application number
MY7800399A
Original Assignee
Suwa Seikosha Kk
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 Suwa Seikosha Kk filed Critical Suwa Seikosha Kk
Publication of MY7800399A publication Critical patent/MY7800399A/en

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
    • 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
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C13/00—Driving mechanisms for clocks by master-clocks
    • G04C13/08—Slave-clocks actuated intermittently
    • G04C13/10—Slave-clocks actuated intermittently by electromechanical step advancing mechanisms
    • G04C13/11—Slave-clocks actuated intermittently by electromechanical step advancing mechanisms with rotating armature

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromechanical Clocks (AREA)
MY7800399A 1973-09-05 1978-12-30 Stepper motor for a quartz crystal timepiece MY7800399A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP48099843A JPS5842709B2 (en) 1973-09-05 1973-09-05 Step motor

Publications (1)

Publication Number Publication Date
MY7800399A true MY7800399A (en) 1978-12-31

Family

ID=14258070

Family Applications (1)

Application Number Title Priority Date Filing Date
MY7800399A MY7800399A (en) 1973-09-05 1978-12-30 Stepper motor for a quartz crystal timepiece

Country Status (4)

Country Link
JP (1) JPS5842709B2 (en)
GB (1) GB1457676A (en)
HK (1) HK54078A (en)
MY (1) MY7800399A (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5221606A (en) * 1975-08-11 1977-02-18 Seiko Instr & Electronics Ltd Stator of step motor for watches
JPS5260369U (en) * 1975-10-28 1977-05-02
DE2623298A1 (en) * 1976-05-25 1977-12-08 Junghans Gmbh Geb BIPOLAR STEPPER MOTOR
CH625665B (en) * 1977-12-13 Ebauchesfabrik Eta Ag ELECTRONIC WATCH MOVEMENT AND METHOD FOR MANUFACTURING THIS MOVEMENT.
CH623712B (en) * 1978-12-06 Ebauchesfabrik Eta Ag MONOBLOCK STATOR FOR WATCHMAKING STEPPER MOTOR.
CH621916B (en) * 1979-02-27 Ebauchesfabrik Eta Ag METHOD OF MANUFACTURING STATORS FOR STEP MOTORS OF ELECTRONIC WATCHES, AND MOTOR REALIZED ACCORDING TO THE PROCESS.
JPS5757378U (en) * 1980-09-24 1982-04-03
DE19827173A1 (en) * 1998-06-18 1999-12-23 Bosch Gmbh Robert Dust suction system for hand power tool

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS48101106U (en) * 1972-03-02 1973-11-28

Also Published As

Publication number Publication date
JPS5049611A (en) 1975-05-02
HK54078A (en) 1978-09-22
JPS5842709B2 (en) 1983-09-21
GB1457676A (en) 1976-12-08

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