JPS52119267A - Electronic wristwatch - Google Patents
Electronic wristwatchInfo
- Publication number
- JPS52119267A JPS52119267A JP3484276A JP3484276A JPS52119267A JP S52119267 A JPS52119267 A JP S52119267A JP 3484276 A JP3484276 A JP 3484276A JP 3484276 A JP3484276 A JP 3484276A JP S52119267 A JPS52119267 A JP S52119267A
- Authority
- JP
- Japan
- Prior art keywords
- electronic wristwatch
- mis
- compensating
- stabilization
- rotor
- 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
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
- G04C3/143—Means to reduce power consumption by reducing pulse width or amplitude and related problems, e.g. detection of unwanted or missing step
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Control Of Stepping Motors (AREA)
- Electromechanical Clocks (AREA)
Abstract
PURPOSE:The reduction in electric power and the stabilization of operation are achieved by compensating the mis-operation of the rotor of a step motor employed as an electromechanical converting mechanism.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3484276A JPS52119267A (en) | 1976-03-30 | 1976-03-30 | Electronic wristwatch |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3484276A JPS52119267A (en) | 1976-03-30 | 1976-03-30 | Electronic wristwatch |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS52119267A true JPS52119267A (en) | 1977-10-06 |
JPS6261909B2 JPS6261909B2 (en) | 1987-12-23 |
Family
ID=12425435
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3484276A Granted JPS52119267A (en) | 1976-03-30 | 1976-03-30 | Electronic wristwatch |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS52119267A (en) |
-
1976
- 1976-03-30 JP JP3484276A patent/JPS52119267A/en active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS6261909B2 (en) | 1987-12-23 |
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