JPS5341270A - Electronic wristwatch - Google Patents

Electronic wristwatch

Info

Publication number
JPS5341270A
JPS5341270A JP11557976A JP11557976A JPS5341270A JP S5341270 A JPS5341270 A JP S5341270A JP 11557976 A JP11557976 A JP 11557976A JP 11557976 A JP11557976 A JP 11557976A JP S5341270 A JPS5341270 A JP S5341270A
Authority
JP
Japan
Prior art keywords
electronic wristwatch
stators
rotor
step motor
lower cost
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
JP11557976A
Other languages
Japanese (ja)
Other versions
JPS6137586B2 (en
Inventor
Sakio Okazaki
Yoshii Kawamura
Minoru Hosokawa
Hiroshi Ishii
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 Epson Corp
Suwa Seikosha KK
Original Assignee
Seiko Epson Corp
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 Seiko Epson Corp, Suwa Seikosha KK filed Critical Seiko Epson Corp
Priority to JP11557976A priority Critical patent/JPS5341270A/en
Publication of JPS5341270A publication Critical patent/JPS5341270A/en
Publication of JPS6137586B2 publication Critical patent/JPS6137586B2/ja
Granted legal-status Critical Current

Links

Classifications

    • 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)
  • Control Of Stepping Motors (AREA)
  • Electromechanical Clocks (AREA)

Abstract

PURPOSE:Smaller size, lower cost and longer life are achieved by using a bipolar type step motor having stators opposedly disposed with a rotor in-between.
JP11557976A 1976-09-27 1976-09-27 Electronic wristwatch Granted JPS5341270A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11557976A JPS5341270A (en) 1976-09-27 1976-09-27 Electronic wristwatch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11557976A JPS5341270A (en) 1976-09-27 1976-09-27 Electronic wristwatch

Publications (2)

Publication Number Publication Date
JPS5341270A true JPS5341270A (en) 1978-04-14
JPS6137586B2 JPS6137586B2 (en) 1986-08-25

Family

ID=14666066

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11557976A Granted JPS5341270A (en) 1976-09-27 1976-09-27 Electronic wristwatch

Country Status (1)

Country Link
JP (1) JPS5341270A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5587976A (en) * 1978-12-26 1980-07-03 Seiko Instr & Electronics Ltd Device for detecting electronic watch

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5587976A (en) * 1978-12-26 1980-07-03 Seiko Instr & Electronics Ltd Device for detecting electronic watch
JPS6262307B2 (en) * 1978-12-26 1987-12-25 Seiko Denshi Kogyo Kk

Also Published As

Publication number Publication date
JPS6137586B2 (en) 1986-08-25

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