CH1190570A4 - - Google Patents
Info
- Publication number
- CH1190570A4 CH1190570A4 CH1190570DD CH1190570A4 CH 1190570 A4 CH1190570 A4 CH 1190570A4 CH 1190570D D CH1190570D D CH 1190570DD CH 1190570 A4 CH1190570 A4 CH 1190570A4
- Authority
- CH
- Switzerland
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04F—TIME-INTERVAL MEASURING
- G04F8/00—Apparatus for measuring unknown time intervals by electromechanical means
- G04F8/003—Apparatus for measuring unknown time intervals by electromechanical means using continuously running driving means
-
- 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
-
- G—PHYSICS
- G04—HOROLOGY
- G04F—TIME-INTERVAL MEASURING
- G04F8/00—Apparatus for measuring unknown time intervals by electromechanical means
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Electromagnetism (AREA)
- Power Engineering (AREA)
- Measurement Of Unknown Time Intervals (AREA)
- Electromechanical Clocks (AREA)
- Electric Clocks (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CH1190570A CH533870A (fr) | 1970-08-07 | 1970-08-07 | Pièce d'horlogerie électrique à chronographe |
Publications (1)
Publication Number | Publication Date |
---|---|
CH1190570A4 true CH1190570A4 (ja) | 1972-08-15 |
Family
ID=4378029
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1190570D CH1190570A4 (ja) | 1970-08-07 | 1970-08-07 | |
CH1190570A CH533870A (fr) | 1970-08-07 | 1970-08-07 | Pièce d'horlogerie électrique à chronographe |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH1190570A CH533870A (fr) | 1970-08-07 | 1970-08-07 | Pièce d'horlogerie électrique à chronographe |
Country Status (4)
Country | Link |
---|---|
US (1) | US3726081A (ja) |
CH (2) | CH1190570A4 (ja) |
FR (1) | FR2102131B1 (ja) |
GB (1) | GB1349974A (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4850071U (ja) * | 1971-10-12 | 1973-06-30 | ||
CH634713B (fr) * | 1981-07-09 | Umberto Maglioli | Piece d'horlogerie electronique. | |
CH658567GA3 (ja) * | 1984-03-28 | 1986-11-28 | ||
DE10036037A1 (de) * | 2000-07-24 | 2002-02-07 | Mannesmann Vdo Ag | Zeigerinstrument |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2166683A (en) * | 1937-06-07 | 1939-07-18 | John H Grayson | Time clock controlled automatic mechanism |
US2969636A (en) * | 1957-09-23 | 1961-01-31 | Batori Comp Company Inc | Chronometer |
US3331200A (en) * | 1965-10-18 | 1967-07-18 | Donald W Byron | Instrument for checking engine efficiency |
-
1970
- 1970-08-07 CH CH1190570D patent/CH1190570A4/xx unknown
- 1970-08-07 CH CH1190570A patent/CH533870A/fr unknown
-
1971
- 1971-07-23 GB GB3467671A patent/GB1349974A/en not_active Expired
- 1971-07-28 US US00166726A patent/US3726081A/en not_active Expired - Lifetime
- 1971-08-03 FR FR7130035A patent/FR2102131B1/fr not_active Expired
Also Published As
Publication number | Publication date |
---|---|
CH533870A (fr) | 1972-08-15 |
DE2138411B2 (de) | 1972-08-03 |
DE2138411A1 (de) | 1972-02-10 |
FR2102131A1 (ja) | 1972-04-07 |
GB1349974A (en) | 1974-04-10 |
FR2102131B1 (ja) | 1975-02-21 |
US3726081A (en) | 1973-04-10 |