CA1174060A - Method for slaving a stepping motor and arrangement for practising the method - Google Patents
Method for slaving a stepping motor and arrangement for practising the methodInfo
- Publication number
- CA1174060A CA1174060A CA000399806A CA399806A CA1174060A CA 1174060 A CA1174060 A CA 1174060A CA 000399806 A CA000399806 A CA 000399806A CA 399806 A CA399806 A CA 399806A CA 1174060 A CA1174060 A CA 1174060A
- Authority
- CA
- Canada
- Prior art keywords
- duration
- pulse
- pulses
- motor
- induced voltage
- 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
- 238000000034 method Methods 0.000 title claims abstract description 34
- 238000004804 winding Methods 0.000 claims description 40
- 238000011084 recovery Methods 0.000 claims description 26
- 230000007246 mechanism Effects 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 230000007423 decrease Effects 0.000 claims description 3
- 230000003247 decreasing effect Effects 0.000 claims description 3
- 230000000694 effects Effects 0.000 claims description 2
- 238000005259 measurement Methods 0.000 abstract description 6
- 210000003739 neck Anatomy 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 230000004907 flux Effects 0.000 description 7
- 238000001514 detection method Methods 0.000 description 6
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 229940035564 duration Drugs 0.000 description 4
- 230000002035 prolonged effect Effects 0.000 description 4
- 230000008859 change Effects 0.000 description 2
- 241001237728 Precis Species 0.000 description 1
- 238000003483 aging Methods 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 230000008033 biological extinction Effects 0.000 description 1
- 150000001768 cations Chemical class 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 229920006395 saturated elastomer Polymers 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 230000035939 shock Effects 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
- G04C3/143—Means to reduce power consumption by reducing pulse width or amplitude and related problems, e.g. detection of unwanted or missing step
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Control Of Stepping Motors (AREA)
- Electromechanical Clocks (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH216581A CH644983GA3 (en, 2012) | 1981-03-31 | 1981-03-31 | |
| CH2165/81 | 1981-03-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CA1174060A true CA1174060A (en) | 1984-09-11 |
Family
ID=4227396
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA000399806A Expired CA1174060A (en) | 1981-03-31 | 1982-03-30 | Method for slaving a stepping motor and arrangement for practising the method |
Country Status (6)
| Country | Link |
|---|---|
| US (1) | US4456866A (en, 2012) |
| EP (1) | EP0062273B1 (en, 2012) |
| JP (1) | JPS57177296A (en, 2012) |
| CA (1) | CA1174060A (en, 2012) |
| CH (1) | CH644983GA3 (en, 2012) |
| DE (1) | DE3272080D1 (en, 2012) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CH649187GA3 (en, 2012) * | 1982-10-13 | 1985-05-15 | ||
| JPS5980147A (ja) * | 1982-10-29 | 1984-05-09 | Rhythm Watch Co Ltd | 時計用小型モ−タ |
| JPH0681551B2 (ja) * | 1984-10-16 | 1994-10-12 | セイコ−電子工業株式会社 | ステップモ−タの回転検出方法 |
| EP0679967B1 (en) * | 1993-01-18 | 1998-09-30 | Seiko Instruments Inc. | Electronic timepiece |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4158287A (en) * | 1976-08-12 | 1979-06-19 | Citizen Watch Company Limited | Driver circuit for electro-mechanical transducer |
| JPS5385467A (en) * | 1976-12-30 | 1978-07-27 | Seiko Epson Corp | Electronic wristwatch |
| JPS53132385A (en) * | 1977-04-23 | 1978-11-18 | Seiko Instr & Electronics Ltd | Electronic watch |
| JPS5477169A (en) * | 1977-12-02 | 1979-06-20 | Seiko Instr & Electronics Ltd | Electronic watch |
| CH625384B (fr) * | 1977-12-20 | Ebauches Electroniques Sa | Dispositif de detection de la non rotation de moteurs pas a pas pour piece d'horlogerie et de rattrapage des pas perdus. | |
| FR2461399A1 (fr) * | 1979-07-09 | 1981-01-30 | Suisse Horlogerie | Detecteur de position d'un moteur pas a pas |
-
1981
- 1981-03-31 CH CH216581A patent/CH644983GA3/fr unknown
-
1982
- 1982-03-25 US US06/361,997 patent/US4456866A/en not_active Expired - Fee Related
- 1982-03-29 DE DE8282102626T patent/DE3272080D1/de not_active Expired
- 1982-03-29 EP EP82102626A patent/EP0062273B1/fr not_active Expired
- 1982-03-30 CA CA000399806A patent/CA1174060A/en not_active Expired
- 1982-03-31 JP JP57054765A patent/JPS57177296A/ja active Pending
Also Published As
| Publication number | Publication date |
|---|---|
| CH644983GA3 (en, 2012) | 1984-09-14 |
| US4456866A (en) | 1984-06-26 |
| DE3272080D1 (en) | 1986-08-28 |
| EP0062273B1 (fr) | 1986-07-23 |
| EP0062273A1 (fr) | 1982-10-13 |
| JPS57177296A (en) | 1982-10-30 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MKEC | Expiry (correction) | ||
| MKEX | Expiry |