GB1423740A - Electro-mechanical transducer assembly for timing devices - Google Patents
Electro-mechanical transducer assembly for timing devicesInfo
- Publication number
- GB1423740A GB1423740A GB1661373A GB1661373A GB1423740A GB 1423740 A GB1423740 A GB 1423740A GB 1661373 A GB1661373 A GB 1661373A GB 1661373 A GB1661373 A GB 1661373A GB 1423740 A GB1423740 A GB 1423740A
- Authority
- GB
- United Kingdom
- Prior art keywords
- coil
- pawl
- wheel
- driving
- fixed
- 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
- 239000010437 gem Substances 0.000 abstract 2
- 238000006073 displacement reaction Methods 0.000 abstract 1
- 229910001751 gemstone Inorganic materials 0.000 abstract 1
- 230000010355 oscillation Effects 0.000 abstract 1
- 239000010453 quartz Substances 0.000 abstract 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 abstract 1
Classifications
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromechanical Clocks (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2216992A DE2216992A1 (de) | 1972-04-08 | 1972-04-08 | Elektromechanischer wandler fuer uhren |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| GB1423740A true GB1423740A (en) | 1976-02-04 |
Family
ID=5841384
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| GB1661373A Expired GB1423740A (en) | 1972-04-08 | 1973-04-06 | Electro-mechanical transducer assembly for timing devices |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US3844104A (enrdf_load_stackoverflow) |
| JP (1) | JPS49101064A (enrdf_load_stackoverflow) |
| CH (2) | CH577193B5 (enrdf_load_stackoverflow) |
| DE (1) | DE2216992A1 (enrdf_load_stackoverflow) |
| GB (1) | GB1423740A (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2268293B3 (enrdf_load_stackoverflow) * | 1974-04-18 | 1977-02-18 | Valroger Pierre |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH508907A (fr) * | 1968-02-16 | 1971-02-26 | Centre Electron Horloger | Mécanisme d'entraînement pas à pas pour pièce d'horlogerie et utilisation de ce mécanisme |
| CH1022068A4 (enrdf_load_stackoverflow) * | 1968-07-09 | 1971-06-15 | ||
| US3641761A (en) * | 1970-06-17 | 1972-02-15 | Hamilton Watch Co | Watch transducer |
| US3676993A (en) * | 1970-08-13 | 1972-07-18 | Hamilton Watch Co | Electronic watch |
-
1972
- 1972-04-08 DE DE2216992A patent/DE2216992A1/de active Pending
-
1973
- 1973-04-06 GB GB1661373A patent/GB1423740A/en not_active Expired
- 1973-04-06 CH CH501673A patent/CH577193B5/xx not_active IP Right Cessation
- 1973-04-06 CH CH501673D patent/CH501673A4/xx unknown
- 1973-04-09 US US00349333A patent/US3844104A/en not_active Expired - Lifetime
- 1973-04-09 JP JP48040297A patent/JPS49101064A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| JPS49101064A (enrdf_load_stackoverflow) | 1974-09-25 |
| CH577193B5 (enrdf_load_stackoverflow) | 1976-06-30 |
| US3844104A (en) | 1974-10-29 |
| CH501673A4 (enrdf_load_stackoverflow) | 1975-11-14 |
| DE2216992A1 (de) | 1973-10-11 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US3597915A (en) | Driving device of electronic watch | |
| GB1261425A (en) | Damage-resistant mechanical metronome | |
| GB1453902A (en) | Stepper motor driving circuit arrangement for an electronic timepiece | |
| GB1298187A (en) | An electrically driven instrument with low power consumption | |
| GB1528535A (en) | Timepiece | |
| GB1454624A (en) | Electric timepiece | |
| GB1423740A (en) | Electro-mechanical transducer assembly for timing devices | |
| US2577703A (en) | Electric watch | |
| US3184981A (en) | Electronically-controlled timepiece and motion transformer therefor | |
| GB1324340A (en) | Vibratory drive systems | |
| GB1186065A (en) | Electromagnetically Actuated Mechanical Oscillators particularly for use in Electronic Timepieces | |
| US3685279A (en) | Continuous switching device for the gear mechanism of an electric wrist watch | |
| GB1308551A (en) | Device for converting oscillatory movement into rotary movement | |
| GB1041951A (en) | Dial train arrangement for a timekeeping instrument | |
| GB1268007A (en) | Electronic timepieces | |
| GB1343223A (en) | Detent apparatus eg for use in an electronic timepiece | |
| US3670493A (en) | Indexing mechanism for electric/electronic timepieces | |
| GB1513848A (en) | Low cost quartz watch drive | |
| GB504553A (en) | Improvements in or relating to electric clocks | |
| GB1227173A (enrdf_load_stackoverflow) | ||
| GB1439884A (en) | Electric clock | |
| GB1423094A (en) | Apparatus for advancing an index wheel | |
| US3910028A (en) | Contact spring index system for timepieces | |
| GB1279117A (en) | Drive mechanisms for time pieces | |
| GB1497003A (en) | Clock or time switch drives |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PS | Patent sealed [section 19, patents act 1949] | ||
| PLNP | Patent lapsed through nonpayment of renewal fees |