FR1258417A - Quiet anti-return device for electric motor or other - Google Patents
Quiet anti-return device for electric motor or otherInfo
- Publication number
- FR1258417A FR1258417A FR820335A FR820335A FR1258417A FR 1258417 A FR1258417 A FR 1258417A FR 820335 A FR820335 A FR 820335A FR 820335 A FR820335 A FR 820335A FR 1258417 A FR1258417 A FR 1258417A
- Authority
- FR
- France
- Prior art keywords
- electric motor
- return device
- quiet anti
- quiet
- return
- 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
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C15/00—Clocks driven by synchronous motors
- G04C15/0009—Clocks driven by synchronous motors without power-reserve
- G04C15/0045—Clocks driven by synchronous motors without power-reserve provided with means for checking sense of rotation
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR820335A FR1258417A (en) | 1960-03-02 | 1960-03-02 | Quiet anti-return device for electric motor or other |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR820335A FR1258417A (en) | 1960-03-02 | 1960-03-02 | Quiet anti-return device for electric motor or other |
Publications (1)
Publication Number | Publication Date |
---|---|
FR1258417A true FR1258417A (en) | 1961-04-14 |
Family
ID=8726346
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR820335A Expired FR1258417A (en) | 1960-03-02 | 1960-03-02 | Quiet anti-return device for electric motor or other |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR1258417A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3128379A1 (en) * | 2015-08-04 | 2017-02-08 | The Swatch Group Research and Development Ltd. | Escapement with escape wheel with field rramps and a non-return device |
-
1960
- 1960-03-02 FR FR820335A patent/FR1258417A/en not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3128379A1 (en) * | 2015-08-04 | 2017-02-08 | The Swatch Group Research and Development Ltd. | Escapement with escape wheel with field rramps and a non-return device |
US10054908B2 (en) | 2015-08-04 | 2018-08-21 | The Swatch Group Research And Development Ltd | Escapement with escape wheel with field ramps and non-return |
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