CH307572A4 - - Google Patents
Info
- Publication number
- CH307572A4 CH307572A4 CH307572D CH307572D CH307572A4 CH 307572 A4 CH307572 A4 CH 307572A4 CH 307572 D CH307572 D CH 307572D CH 307572 D CH307572 D CH 307572D CH 307572 A4 CH307572 A4 CH 307572A4
- Authority
- CH
- Switzerland
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
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C13/00—Driving mechanisms for clocks by primary clocks
- G04C13/08—Secondary clocks actuated intermittently
- G04C13/10—Secondary clocks actuated intermittently by electromechanical step-advancing mechanisms
- G04C13/11—Secondary clocks actuated intermittently by electromechanical step-advancing mechanisms with rotating armature
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromechanical Clocks (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1078971 | 1971-03-03 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH307572A4 true CH307572A4 (en:Method) | 1977-02-28 |
Family
ID=11760093
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH307572D CH307572A4 (en:Method) | 1971-03-03 | 1972-03-02 | |
| CH307572A CH596597B5 (en:Method) | 1971-03-03 | 1972-03-02 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH307572A CH596597B5 (en:Method) | 1971-03-03 | 1972-03-02 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3744234A (en:Method) |
| CH (2) | CH307572A4 (en:Method) |
| GB (2) | GB1377429A (en:Method) |
| HK (2) | HK42976A (en:Method) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4022013A (en) * | 1972-03-02 | 1977-05-10 | Kabushiki Kaisha Suwa Seikosha | Regulating device for electric timepieces |
| GB1454624A (en) * | 1973-08-30 | 1976-11-03 | Suwa Seikosha Kk | Electric timepiece |
| JPS5248012A (en) * | 1975-10-16 | 1977-04-16 | Seiko Instr & Electronics Ltd | Reversible miniature step motor |
| JPS6032828B2 (ja) * | 1978-03-01 | 1985-07-30 | セイコ−光機株式会社 | 時計の秒規正装置 |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3432699A (en) * | 1966-01-21 | 1969-03-11 | Gen Electric | Permanent magnetic synchronous motor and starting mechanism therefor |
| US3614492A (en) * | 1970-06-10 | 1971-10-19 | Controls Co Of America | Bidirectional motor |
-
1972
- 1972-02-11 GB GB652272A patent/GB1377429A/en not_active Expired
- 1972-02-11 GB GB2312474A patent/GB1377430A/en not_active Expired
- 1972-02-25 US US00232317A patent/US3744234A/en not_active Expired - Lifetime
- 1972-03-02 CH CH307572D patent/CH307572A4/xx unknown
- 1972-03-02 CH CH307572A patent/CH596597B5/xx not_active IP Right Cessation
-
1976
- 1976-07-08 HK HK429/76*UA patent/HK42976A/xx unknown
- 1976-07-08 HK HK430/76*UA patent/HK43076A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| CH596597B5 (en:Method) | 1978-03-15 |
| US3744234A (en) | 1973-07-10 |
| GB1377430A (en) | 1974-12-18 |
| GB1377429A (en) | 1974-12-18 |
| HK42976A (en) | 1976-07-16 |
| HK43076A (en) | 1976-07-16 |