JPS6243511B2 - - Google Patents
Info
- Publication number
- JPS6243511B2 JPS6243511B2 JP52080522A JP8052277A JPS6243511B2 JP S6243511 B2 JPS6243511 B2 JP S6243511B2 JP 52080522 A JP52080522 A JP 52080522A JP 8052277 A JP8052277 A JP 8052277A JP S6243511 B2 JPS6243511 B2 JP S6243511B2
- Authority
- JP
- Japan
- Prior art keywords
- electric motor
- wheel
- fixed
- movement according
- wristwatch
- 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
- 230000033001 locomotion Effects 0.000 claims abstract description 26
- 230000007246 mechanism Effects 0.000 claims description 13
- 230000005540 biological transmission Effects 0.000 claims description 6
- 239000013078 crystal Substances 0.000 claims description 4
- 230000008901 benefit Effects 0.000 description 3
- 230000006872 improvement Effects 0.000 description 3
- 238000012937 correction Methods 0.000 description 2
- 230000009347 mechanical transmission Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
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
- G04C3/14—Electromechanical clocks or watches independent of other time-pieces and in which the movement is maintained by electric means incorporating a stepping motor
-
- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B13/00—Gearwork
- G04B13/007—Gearwork with differential work
- G04B13/008—Differentials
-
- G—PHYSICS
- G04—HOROLOGY
- G04B—MECHANICALLY-DRIVEN CLOCKS OR WATCHES; MECHANICAL PARTS OF CLOCKS OR WATCHES IN GENERAL; TIME PIECES USING THE POSITION OF THE SUN, MOON OR STARS
- G04B19/00—Indicating the time by visual means
- G04B19/02—Back-gearing arrangements between gear train and hands
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromechanical Clocks (AREA)
- Adornments (AREA)
- Finger-Pressure Massage (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB28844/76A GB1537309A (en) | 1976-07-12 | 1976-07-12 | Wristwatch movement |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5333655A JPS5333655A (en) | 1978-03-29 |
JPS6243511B2 true JPS6243511B2 ( ) | 1987-09-14 |
Family
ID=10282072
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8052277A Granted JPS5333655A (en) | 1976-07-12 | 1977-07-07 | Watch movement |
Country Status (7)
Country | Link |
---|---|
US (1) | US4182114A ( ) |
JP (1) | JPS5333655A ( ) |
CH (1) | CH615066B ( ) |
DE (1) | DE2730948C3 ( ) |
FR (1) | FR2358695A1 ( ) |
GB (1) | GB1537309A ( ) |
HK (1) | HK41584A ( ) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56170787U ( ) * | 1980-05-22 | 1981-12-17 | ||
CH673372B5 ( ) * | 1988-09-23 | 1990-09-14 | Ebauchesfabrik Eta Ag | |
EP3944026A1 (fr) * | 2020-07-21 | 2022-01-26 | Rolex Sa | Mécanisme horloger a chaîne de comptage |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4853765A ( ) * | 1971-06-04 | 1973-07-28 |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3190066A (en) * | 1962-12-18 | 1965-06-22 | Int Register Co | Electric clock |
CH765671A4 ( ) * | 1971-05-26 | 1972-12-29 | ||
CH280073A4 ( ) * | 1973-02-27 | 1976-09-15 |
-
1976
- 1976-07-12 GB GB28844/76A patent/GB1537309A/en not_active Expired
-
1977
- 1977-06-13 CH CH723177A patent/CH615066B/fr unknown
- 1977-06-17 FR FR7719888A patent/FR2358695A1/fr active Granted
- 1977-07-07 JP JP8052277A patent/JPS5333655A/ja active Granted
- 1977-07-08 DE DE2730948A patent/DE2730948C3/de not_active Expired
- 1977-07-11 US US05/814,566 patent/US4182114A/en not_active Expired - Lifetime
-
1984
- 1984-05-10 HK HK415/84A patent/HK41584A/xx unknown
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4853765A ( ) * | 1971-06-04 | 1973-07-28 |
Also Published As
Publication number | Publication date |
---|---|
FR2358695B1 ( ) | 1981-04-30 |
US4182114A (en) | 1980-01-08 |
GB1537309A (en) | 1978-12-29 |
DE2730948A1 (de) | 1978-01-19 |
DE2730948C3 (de) | 1979-12-06 |
CH615066GA3 ( ) | 1980-01-15 |
HK41584A (en) | 1984-05-18 |
FR2358695A1 (fr) | 1978-02-10 |
CH615066B (fr) | |
JPS5333655A (en) | 1978-03-29 |
DE2730948B2 (de) | 1979-04-12 |
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