JPS6115378B2 - - Google Patents
Info
- Publication number
- JPS6115378B2 JPS6115378B2 JP8869778A JP8869778A JPS6115378B2 JP S6115378 B2 JPS6115378 B2 JP S6115378B2 JP 8869778 A JP8869778 A JP 8869778A JP 8869778 A JP8869778 A JP 8869778A JP S6115378 B2 JPS6115378 B2 JP S6115378B2
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- step motor
- crystal
- notch
- motor drive
- 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.)
- Expired
Links
- 239000013078 crystal Substances 0.000 claims description 20
- 230000010355 oscillation Effects 0.000 claims description 8
- 239000010453 quartz Substances 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 4
- 230000002093 peripheral effect Effects 0.000 claims 1
- 239000003990 capacitor Substances 0.000 description 9
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
Landscapes
- Electromechanical Clocks (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8869778A JPS5415781A (en) | 1978-07-20 | 1978-07-20 | Crystal watch |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8869778A JPS5415781A (en) | 1978-07-20 | 1978-07-20 | Crystal watch |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2129077A Division JPS53106174A (en) | 1977-02-28 | 1977-02-28 | Quartz watch |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5415781A JPS5415781A (en) | 1979-02-05 |
JPS6115378B2 true JPS6115378B2 (enrdf_load_stackoverflow) | 1986-04-23 |
Family
ID=13950041
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8869778A Granted JPS5415781A (en) | 1978-07-20 | 1978-07-20 | Crystal watch |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5415781A (enrdf_load_stackoverflow) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE602006005058D1 (de) * | 2006-11-13 | 2009-03-19 | Eta Sa Mft Horlogere Suisse | Einen MEMS-Mikromotor umfassendes Antriebsmodul, Verfahren zur Herstellung dieses Moduls und mit diesem Modul ausgerüstete Uhr |
-
1978
- 1978-07-20 JP JP8869778A patent/JPS5415781A/ja active Granted
Also Published As
Publication number | Publication date |
---|---|
JPS5415781A (en) | 1979-02-05 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US4033111A (en) | Electronic watch having antimagnetic characteristic | |
JPS5980147A (ja) | 時計用小型モ−タ | |
US4969133A (en) | Timepiece including at least two motors | |
GB1528535A (en) | Timepiece | |
DE3879289D1 (de) | Elektromechanisches zeitmessgeraet mit schrittmotor. | |
JPS6115378B2 (enrdf_load_stackoverflow) | ||
JPS6134107B2 (enrdf_load_stackoverflow) | ||
US3979901A (en) | Construction of the gear train for a timepiece | |
JPS6116545Y2 (enrdf_load_stackoverflow) | ||
JPS6153669B2 (enrdf_load_stackoverflow) | ||
GB1439884A (en) | Electric clock | |
JPS606789Y2 (ja) | 電子時計の輪列構造 | |
JPS6133588Y2 (enrdf_load_stackoverflow) | ||
JPS5844397Y2 (ja) | 時計装置 | |
GB1586056A (en) | Pulse motors | |
JPH0127403Y2 (enrdf_load_stackoverflow) | ||
JPS583111Y2 (ja) | 水晶時計の駆動装置 | |
US2041342A (en) | Time indicating mechanism | |
US4711991A (en) | Counting apparatus | |
JPS6011505Y2 (ja) | 時計装置 | |
JPS6345823Y2 (enrdf_load_stackoverflow) | ||
JPS6314312B2 (enrdf_load_stackoverflow) | ||
JPS6023748Y2 (ja) | 時計装置 | |
JPS5817274Y2 (ja) | 時計 | |
SU936265A1 (ru) | Волновой шаговый электродвигатель |