CH552240A - - Google Patents
Info
- Publication number
- CH552240A CH552240A CH26770A CH26770A CH552240A CH 552240 A CH552240 A CH 552240A CH 26770 A CH26770 A CH 26770A CH 26770 A CH26770 A CH 26770A CH 552240 A CH552240 A CH 552240A
- 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
- G04C3/04—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance
- G04C3/06—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance using electromagnetic coupling between electric power source and balance
- G04C3/065—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance using electromagnetic coupling between electric power source and balance the balance controlling gear-train by means of static switches, e.g. transistor circuits
- G04C3/067—Driving circuits with distinct detecting and driving coils
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- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C1/00—Winding mechanical clocks electrically
- G04C1/04—Winding mechanical clocks electrically by electric motors with rotating or with reciprocating movement
- G04C1/06—Winding mechanical clocks electrically by electric motors with rotating or with reciprocating movement winding-up springs
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- 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
- G04C3/008—Mounting, assembling of components
-
- 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
- G04C3/04—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means wherein movement is regulated by a balance
-
- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G19/00—Electric power supply circuits specially adapted for use in electronic time-pieces
- G04G19/12—Arrangements for reducing power consumption during storage
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electromagnetism (AREA)
- Electromechanical Clocks (AREA)
- Electric Clocks (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP170469 | 1969-01-10 |
Publications (1)
Publication Number | Publication Date |
---|---|
CH552240A true CH552240A (fr) | 1974-07-31 |
Family
ID=11508920
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH26770A CH552240A (fr) | 1969-01-10 | 1970-01-09 | |
CH26770D CH26770A4 (fr) | 1969-01-10 | 1970-01-09 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH26770D CH26770A4 (fr) | 1969-01-10 | 1970-01-09 |
Country Status (3)
Country | Link |
---|---|
CH (2) | CH552240A (fr) |
DE (1) | DE2001109A1 (fr) |
GB (1) | GB1258872A (fr) |
-
1970
- 1970-01-09 CH CH26770A patent/CH552240A/xx unknown
- 1970-01-09 GB GB1258872D patent/GB1258872A/en not_active Expired
- 1970-01-09 CH CH26770D patent/CH26770A4/xx unknown
- 1970-01-12 DE DE19702001109 patent/DE2001109A1/de active Pending
Also Published As
Publication number | Publication date |
---|---|
GB1258872A (fr) | 1971-12-30 |
DE2001109A1 (de) | 1971-07-22 |
CH26770A4 (fr) | 1974-02-28 |