HK3678A - Improvements in or relating to digital electronic timepieces - Google Patents
Improvements in or relating to digital electronic timepiecesInfo
- Publication number
- HK3678A HK3678A HK36/78A HK3678A HK3678A HK 3678 A HK3678 A HK 3678A HK 36/78 A HK36/78 A HK 36/78A HK 3678 A HK3678 A HK 3678A HK 3678 A HK3678 A HK 3678A
- Authority
- HK
- Hong Kong
- Prior art keywords
- relating
- digital electronic
- electronic timepieces
- timepieces
- digital
- Prior art date
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G5/00—Setting, i.e. correcting or changing, the time-indication
- G04G5/04—Setting, i.e. correcting or changing, the time-indication by setting each of the displayed values, e.g. date, hour, independently
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C17/00—Indicating the time optically by electric means
-
- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G19/00—Electric power supply circuits specially adapted for use in electronic time-pieces
- G04G19/02—Conversion or regulation of current or voltage
-
- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G5/00—Setting, i.e. correcting or changing, the time-indication
- G04G5/02—Setting, i.e. correcting or changing, the time-indication by temporarily changing the number of pulses per unit time, e.g. quick-feed method
-
- G—PHYSICS
- G04—HOROLOGY
- G04G—ELECTRONIC TIME-PIECES
- G04G9/00—Visual time or date indication means
- G04G9/08—Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques
- G04G9/12—Visual time or date indication means by building-up characters using a combination of indicating elements, e.g. by using multiplexing techniques using light valves, e.g. liquid crystals
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Electric Clocks (AREA)
- Electromechanical Clocks (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP47076697A JPS4934869A (en) | 1972-07-31 | 1972-07-31 |
Publications (1)
Publication Number | Publication Date |
---|---|
HK3678A true HK3678A (en) | 1978-01-27 |
Family
ID=13612668
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK36/78A HK3678A (en) | 1972-07-31 | 1978-01-19 | Improvements in or relating to digital electronic timepieces |
Country Status (5)
Country | Link |
---|---|
US (1) | US3925978A (en) |
JP (1) | JPS4934869A (en) |
GB (1) | GB1406366A (en) |
HK (1) | HK3678A (en) |
MY (1) | MY7800067A (en) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5146170A (en) * | 1974-10-18 | 1976-04-20 | Hitachi Ltd | |
JPS5189772A (en) * | 1975-02-05 | 1976-08-06 | ||
US4105902A (en) * | 1975-10-08 | 1978-08-08 | Kabushiki Kaisha Suwa Seikosha | Touch sensitive input for electronic wristwatch and/or electronic calculator |
FR2495349B1 (en) * | 1980-12-02 | 1985-07-12 | Dodane Precia Gete Montres | SYSTEM FOR CONTROLLING A MULTI-FUNCTION WATCH, SUCH AS AN ON-WATCH ON A VEHICLE, ESPECIALLY AN AIRCRAFT, AND METHOD FOR OPERATING SUCH A SYSTEM |
JPS5968288U (en) * | 1982-10-28 | 1984-05-09 | ジエコ−株式会社 | automotive electronic clock |
JPH0231189A (en) * | 1988-07-20 | 1990-02-01 | Rhythm Watch Co Ltd | Sound time-piece equipped with snooze |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CH569320B5 (en) * | 1970-03-06 | 1975-11-14 | Rolex Montres | |
US3664118A (en) * | 1970-09-09 | 1972-05-23 | Hamilton Watch Co | Electronically controlled timepiece using low power mos transistor circuitry |
CH533332A (en) * | 1970-10-20 | 1972-09-15 | Centre Electron Horloger | Electronic watch |
GB1342223A (en) * | 1971-02-06 | 1974-01-03 | Suwa Seikosha Kk | Electronic wrist watches |
JPS5219788B2 (en) * | 1971-12-07 | 1977-05-30 | ||
US3762152A (en) * | 1971-12-08 | 1973-10-02 | Bunker Ramo | Reset system for digital electronic timepiece |
JPS5219979B2 (en) * | 1972-04-17 | 1977-05-31 |
-
1972
- 1972-07-31 JP JP47076697A patent/JPS4934869A/ja active Pending
-
1973
- 1973-07-13 GB GB3352773A patent/GB1406366A/en not_active Expired
- 1973-07-31 US US384339A patent/US3925978A/en not_active Expired - Lifetime
-
1978
- 1978-01-19 HK HK36/78A patent/HK3678A/en unknown
- 1978-12-30 MY MY67/78A patent/MY7800067A/en unknown
Also Published As
Publication number | Publication date |
---|---|
MY7800067A (en) | 1978-12-31 |
US3925978A (en) | 1975-12-16 |
JPS4934869A (en) | 1974-03-30 |
GB1406366A (en) | 1975-09-17 |
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