JPS544174A - Electronic wrist watch - Google Patents
Electronic wrist watchInfo
- 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
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.
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) |
-
1977
- 1977-06-13 JP JP6960177A patent/JPS544174A/en active Pending
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