JPS58205871A - 電子時計 - Google Patents

電子時計

Info

Publication number
JPS58205871A
JPS58205871A JP57088408A JP8840882A JPS58205871A JP S58205871 A JPS58205871 A JP S58205871A JP 57088408 A JP57088408 A JP 57088408A JP 8840882 A JP8840882 A JP 8840882A JP S58205871 A JPS58205871 A JP S58205871A
Authority
JP
Japan
Prior art keywords
step motor
circuit
transistors
turned
control signal
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.)
Granted
Application number
JP57088408A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0451790B2 (enrdf_load_stackoverflow
Inventor
Yoshihiko Kiyono
清野　喜彦
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
Priority to JP57088408A priority Critical patent/JPS58205871A/ja
Publication of JPS58205871A publication Critical patent/JPS58205871A/ja
Publication of JPH0451790B2 publication Critical patent/JPH0451790B2/ja
Granted 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
    • G04C3/14—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating a stepping motor

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Tests Of Circuit Breakers, Generators, And Electric Motors (AREA)
  • Tests Of Electric Status Of Batteries (AREA)
JP57088408A 1982-05-25 1982-05-25 電子時計 Granted JPS58205871A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP57088408A JPS58205871A (ja) 1982-05-25 1982-05-25 電子時計

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP57088408A JPS58205871A (ja) 1982-05-25 1982-05-25 電子時計

Publications (2)

Publication Number Publication Date
JPS58205871A true JPS58205871A (ja) 1983-11-30
JPH0451790B2 JPH0451790B2 (enrdf_load_stackoverflow) 1992-08-20

Family

ID=13941967

Family Applications (1)

Application Number Title Priority Date Filing Date
JP57088408A Granted JPS58205871A (ja) 1982-05-25 1982-05-25 電子時計

Country Status (1)

Country Link
JP (1) JPS58205871A (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02102485A (ja) * 1988-10-11 1990-04-16 Seiko Epson Corp 指針型電子時計用駆動回路

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5551390A (en) * 1978-10-11 1980-04-15 Seiko Instr & Electronics Ltd Measuring device for electronic watch

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5551390A (en) * 1978-10-11 1980-04-15 Seiko Instr & Electronics Ltd Measuring device for electronic watch

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH02102485A (ja) * 1988-10-11 1990-04-16 Seiko Epson Corp 指針型電子時計用駆動回路

Also Published As

Publication number Publication date
JPH0451790B2 (enrdf_load_stackoverflow) 1992-08-20

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