JPS49114020A - - Google Patents

Info

Publication number
JPS49114020A
JPS49114020A JP2610273A JP2610273A JPS49114020A JP S49114020 A JPS49114020 A JP S49114020A JP 2610273 A JP2610273 A JP 2610273A JP 2610273 A JP2610273 A JP 2610273A JP S49114020 A JPS49114020 A JP S49114020A
Authority
JP
Japan
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.)
Granted
Application number
JP2610273A
Other versions
JPS6024680B2 (ja
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 filed Critical
Priority to JP2610273A priority Critical patent/JPS6024680B2/ja
Priority to GB823574A priority patent/GB1434682A/en
Priority to DE19742409925 priority patent/DE2409925C2/de
Priority to FR7407068A priority patent/FR2220919B1/fr
Priority to CH323674D priority patent/CH323674A4/xx
Priority to CH323674A priority patent/CH576164B5/xx
Publication of JPS49114020A publication Critical patent/JPS49114020A/ja
Publication of JPS6024680B2 publication Critical patent/JPS6024680B2/ja
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/16—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating an electro-dynamic continuously rotating motor
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C3/00—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means
    • G04C3/14—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating a stepping motor
    • G04C3/143—Means to reduce power consumption by reducing pulse width or amplitude and related problems, e.g. detection of unwanted or missing step
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P8/00—Arrangements for controlling dynamo-electric motors rotating step by step
    • H02P8/14—Arrangements for controlling speed or speed and torque
    • H02P8/16—Reducing energy dissipated or supplied
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P8/00—Arrangements for controlling dynamo-electric motors rotating step by step
    • H02P8/32—Reducing overshoot or oscillation, e.g. damping

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electromechanical Clocks (AREA)
  • Control Of Stepping Motors (AREA)
JP2610273A 1973-03-07 1973-03-07 時計用ステツプモ−タの駆動回路 Expired JPS6024680B2 (ja)

Priority Applications (6)

Application Number Priority Date Filing Date Title
JP2610273A JPS6024680B2 (ja) 1973-03-07 1973-03-07 時計用ステツプモ−タの駆動回路
GB823574A GB1434682A (en) 1973-03-07 1974-02-22 Driving circuit for a stepping motor of a timepiece
DE19742409925 DE2409925C2 (de) 1973-03-07 1974-03-01 Antriebsschaltung für einen Schrittschaltmotor
FR7407068A FR2220919B1 (ja) 1973-03-07 1974-03-01
CH323674D CH323674A4 (ja) 1973-03-07 1974-03-07
CH323674A CH576164B5 (ja) 1973-03-07 1974-03-07

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2610273A JPS6024680B2 (ja) 1973-03-07 1973-03-07 時計用ステツプモ−タの駆動回路

Related Child Applications (1)

Application Number Title Priority Date Filing Date
JP6299578A Division JPS5442613A (en) 1978-05-26 1978-05-26 Drive circuit for step motor

Publications (2)

Publication Number Publication Date
JPS49114020A true JPS49114020A (ja) 1974-10-31
JPS6024680B2 JPS6024680B2 (ja) 1985-06-14

Family

ID=12184218

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2610273A Expired JPS6024680B2 (ja) 1973-03-07 1973-03-07 時計用ステツプモ−タの駆動回路

Country Status (5)

Country Link
JP (1) JPS6024680B2 (ja)
CH (2) CH323674A4 (ja)
DE (1) DE2409925C2 (ja)
FR (1) FR2220919B1 (ja)
GB (1) GB1434682A (ja)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5345575A (en) * 1976-10-06 1978-04-24 Seiko Epson Corp Electronic wristwatch
JPS5370876A (en) * 1976-12-07 1978-06-23 Seiko Instr & Electronics Ltd Electronic wristwatch
JPS53114467A (en) * 1977-03-16 1978-10-05 Seiko Instr & Electronics Ltd Electronic watch
JPS53132384A (en) * 1977-04-23 1978-11-18 Seiko Instr & Electronics Ltd Electronic watch
JPS53132386A (en) * 1977-04-23 1978-11-18 Seiko Instr & Electronics Ltd Electronic watch
JPS53132383A (en) * 1977-04-23 1978-11-18 Seiko Instr & Electronics Ltd Electronic watch circuit
JPS53132381A (en) * 1977-04-23 1978-11-18 Seiko Instr & Electronics Ltd Electronic watch
JPS53132385A (en) * 1977-04-23 1978-11-18 Seiko Instr & Electronics Ltd Electronic watch
JPS53132382A (en) * 1977-04-23 1978-11-18 Seiko Instr & Electronics Ltd Electronic watch
JPS53136870A (en) * 1977-04-23 1978-11-29 Seiko Instr & Electronics Ltd Electronic watch
JPS5477169A (en) * 1977-12-02 1979-06-20 Seiko Instr & Electronics Ltd Electronic watch
JPS55147381A (en) * 1979-05-04 1980-11-17 Seiko Instr & Electronics Ltd Detector for electronic watch
FR2459579A1 (fr) * 1979-06-21 1981-01-09 Suisse Horlogerie Detecteur d'avance d'un moteur pas a pas
CH640999B (fr) * 1980-08-25 Ebauchesfabrik Eta Ag Procede et dispositif de commande d'une moteur pas a pas de piece d'horlogerie electronique.
DE3043634A1 (de) * 1980-11-19 1982-06-03 Eurosil GmbH, 8000 München Polwender-treiberschaltung, fuer einen schrittmotor, insbesondere fuer uhren
CH644989GA3 (ja) * 1981-03-18 1984-09-14

Also Published As

Publication number Publication date
DE2409925C2 (de) 1982-09-16
DE2409925A1 (de) 1974-09-12
FR2220919A1 (ja) 1974-10-04
CH576164B5 (ja) 1976-05-31
FR2220919B1 (ja) 1978-09-29
GB1434682A (en) 1976-05-05
CH323674A4 (ja) 1975-12-31
JPS6024680B2 (ja) 1985-06-14

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