JPS54136875A - Analog electronic watch - Google Patents
Analog electronic watchInfo
- Publication number
- JPS54136875A JPS54136875A JP4497678A JP4497678A JPS54136875A JP S54136875 A JPS54136875 A JP S54136875A JP 4497678 A JP4497678 A JP 4497678A JP 4497678 A JP4497678 A JP 4497678A JP S54136875 A JPS54136875 A JP S54136875A
- Authority
- JP
- Japan
- Prior art keywords
- counter
- counting
- frequency divider
- electronic watch
- analog electronic
- 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.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04F—TIME-INTERVAL MEASURING
- G04F8/00—Apparatus for measuring unknown time intervals by electromechanical means
- G04F8/006—Apparatus for measuring unknown time intervals by electromechanical means running only during the time interval to be measured, e.g. stop-watch
-
- 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
- G04C3/146—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating a stepping motor incorporating two or more stepping motors or rotors
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Measurement Of Unknown Time Intervals (AREA)
- Electromechanical Clocks (AREA)
- Electric Clocks (AREA)
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4497678A JPS54136875A (en) | 1978-04-17 | 1978-04-17 | Analog electronic watch |
US06/030,963 US4270197A (en) | 1978-04-17 | 1979-04-17 | Analog display electronic stopwatch |
CH361579A CH638075B (fr) | 1978-04-17 | 1979-04-17 | Montre electronique a affichage analogique. |
JP61007522A JPS61191980A (ja) | 1978-04-17 | 1986-01-17 | アナログ電子計測表示装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP4497678A JPS54136875A (en) | 1978-04-17 | 1978-04-17 | Analog electronic watch |
Related Child Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11851785A Division JPS60259980A (ja) | 1985-05-31 | 1985-05-31 | アナログ電子時計 |
JP61007522A Division JPS61191980A (ja) | 1978-04-17 | 1986-01-17 | アナログ電子計測表示装置 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS54136875A true JPS54136875A (en) | 1979-10-24 |
Family
ID=12706492
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP4497678A Pending JPS54136875A (en) | 1978-04-17 | 1978-04-17 | Analog electronic watch |
JP61007522A Pending JPS61191980A (ja) | 1978-04-17 | 1986-01-17 | アナログ電子計測表示装置 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP61007522A Pending JPS61191980A (ja) | 1978-04-17 | 1986-01-17 | アナログ電子計測表示装置 |
Country Status (3)
Country | Link |
---|---|
US (1) | US4270197A (ja) |
JP (2) | JPS54136875A (ja) |
CH (1) | CH638075B (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5917892U (ja) * | 1982-07-23 | 1984-02-03 | セイコーエプソン株式会社 | 指針表示ストツプ・ウオツチ |
JPS60177289A (ja) * | 1983-12-06 | 1985-09-11 | ウ−テ−ア−・エス・ア−・フアブリツク・デボ−シユ | 時計作動装置 |
JPS62265587A (ja) * | 1987-05-01 | 1987-11-18 | Seiko Epson Corp | 指針表示ストップウォッチ |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4396296A (en) * | 1978-09-11 | 1983-08-02 | Stodden Michael F | Stop watch |
CH649189GA3 (ja) * | 1981-12-28 | 1985-05-15 | ||
GB2124803B (en) * | 1982-06-07 | 1985-12-11 | Suwa Seikosha Kk | Improvements in or relating to electronic analog timepieces |
JPS5940290A (ja) * | 1982-08-31 | 1984-03-05 | Seiko Epson Corp | アナログ多機能時計 |
CH658567GA3 (ja) * | 1984-03-28 | 1986-11-28 | ||
CH658765GA3 (ja) * | 1984-04-03 | 1986-12-15 | ||
JPS60224088A (ja) * | 1984-04-20 | 1985-11-08 | Citizen Watch Co Ltd | 指針式タイマ |
JPS6173085A (ja) * | 1984-09-18 | 1986-04-15 | Citizen Watch Co Ltd | クロノグラフ付電子時計 |
GB2166570B (en) * | 1984-09-26 | 1987-11-18 | Citizen Watch Co Ltd | Electronic timepiece with a chronograph system |
US6724692B1 (en) * | 1998-04-21 | 2004-04-20 | Seiko Epson Corporation | Time measurement device and method |
CH704948B1 (fr) * | 2004-02-17 | 2012-11-30 | Lvmh Swiss Mft Sa | Montre chronographe électromécanique à affichage rétrograde. |
CH704775A2 (fr) * | 2011-04-08 | 2012-10-15 | Richemont Int Sa | Mécanisme de chronographe. |
EP2936254B1 (fr) * | 2012-12-21 | 2021-08-11 | ETA SA Manufacture Horlogère Suisse | Circuit chronometre thermocompense |
JP6420965B2 (ja) * | 2014-04-23 | 2018-11-07 | セイコーエプソン株式会社 | 時間計測装置 |
USD757079S1 (en) * | 2014-09-02 | 2016-05-24 | Apple Inc. | Display screen or portion thereof with graphical user interface |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5452578A (en) * | 1977-10-04 | 1979-04-25 | Seiko Instr & Electronics Ltd | Stopwatch |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2190543A (en) * | 1934-08-14 | 1940-02-13 | James O Ivie | Scoreboard |
DE2351403A1 (de) * | 1972-10-13 | 1974-04-25 | Grand Cap Co S A | Uhr-chronograph |
-
1978
- 1978-04-17 JP JP4497678A patent/JPS54136875A/ja active Pending
-
1979
- 1979-04-17 US US06/030,963 patent/US4270197A/en not_active Expired - Lifetime
- 1979-04-17 CH CH361579A patent/CH638075B/fr unknown
-
1986
- 1986-01-17 JP JP61007522A patent/JPS61191980A/ja active Pending
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5452578A (en) * | 1977-10-04 | 1979-04-25 | Seiko Instr & Electronics Ltd | Stopwatch |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5917892U (ja) * | 1982-07-23 | 1984-02-03 | セイコーエプソン株式会社 | 指針表示ストツプ・ウオツチ |
JPS60177289A (ja) * | 1983-12-06 | 1985-09-11 | ウ−テ−ア−・エス・ア−・フアブリツク・デボ−シユ | 時計作動装置 |
JPH0380275B2 (ja) * | 1983-12-06 | 1991-12-24 | Ebauchesfabrik Eta Ag | |
JPS62265587A (ja) * | 1987-05-01 | 1987-11-18 | Seiko Epson Corp | 指針表示ストップウォッチ |
JPS6362711B2 (ja) * | 1987-05-01 | 1988-12-05 |
Also Published As
Publication number | Publication date |
---|---|
CH638075GA3 (ja) | 1983-09-15 |
JPS61191980A (ja) | 1986-08-26 |
US4270197A (en) | 1981-05-26 |
CH638075B (fr) | 1900-01-01 |
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