JPS544174A - Electronic wrist watch - Google Patents

Electronic wrist watch

Info

Publication number
JPS544174A
JPS544174A JP6960177A JP6960177A JPS544174A JP S544174 A JPS544174 A JP S544174A JP 6960177 A JP6960177 A JP 6960177A JP 6960177 A JP6960177 A JP 6960177A JP S544174 A JPS544174 A JP S544174A
Authority
JP
Japan
Prior art keywords
wrist watch
electronic wrist
step motor
electronic
efficiency
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.)
Pending
Application number
JP6960177A
Other languages
Japanese (ja)
Inventor
Kiichi Kawamura
Sakio Okazaki
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 JP6960177A priority Critical patent/JPS544174A/en
Publication of JPS544174A publication Critical patent/JPS544174A/en
Pending legal-status Critical Current

Links

Landscapes

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

Abstract

PURPOSE:To reduce the size of the coil portion of a step motor by driving the step motor at an efficiency lower than its transforming efficiency.
JP6960177A 1977-06-13 1977-06-13 Electronic wrist watch Pending JPS544174A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP6960177A JPS544174A (en) 1977-06-13 1977-06-13 Electronic wrist watch

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP6960177A JPS544174A (en) 1977-06-13 1977-06-13 Electronic wrist watch

Publications (1)

Publication Number Publication Date
JPS544174A true JPS544174A (en) 1979-01-12

Family

ID=13407510

Family Applications (1)

Application Number Title Priority Date Filing Date
JP6960177A Pending JPS544174A (en) 1977-06-13 1977-06-13 Electronic wrist watch

Country Status (1)

Country Link
JP (1) JPS544174A (en)

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