CH561474A4 - Unidirectional, self starting synchronous motor - increases power by removing need for flux correcting poles - Google Patents
Unidirectional, self starting synchronous motor - increases power by removing need for flux correcting polesInfo
- Publication number
- CH561474A4 CH561474A4 CH561474D CH561474D CH561474A4 CH 561474 A4 CH561474 A4 CH 561474A4 CH 561474 D CH561474 D CH 561474D CH 561474 D CH561474 D CH 561474D CH 561474 A4 CH561474 A4 CH 561474A4
- Authority
- CH
- Switzerland
- Prior art keywords
- poles
- synchronous motor
- unidirectional
- increases power
- starting synchronous
- Prior art date
Links
- 230000004907 flux Effects 0.000 title abstract 2
- 230000001360 synchronised effect Effects 0.000 title abstract 2
- 230000008030 elimination Effects 0.000 abstract 1
- 238000003379 elimination reaction Methods 0.000 abstract 1
Classifications
-
- G—PHYSICS
- G04—HOROLOGY
- G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
- G04C13/00—Driving mechanisms for clocks by primary clocks
- G04C13/08—Secondary clocks actuated intermittently
- G04C13/10—Secondary clocks actuated intermittently by electromechanical step advancing mechanisms
- G04C13/11—Secondary clocks actuated intermittently by electromechanical step advancing mechanisms with rotating armature
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Electromechanical Clocks (AREA)
- Control Of Stepping Motors (AREA)
- Permanent Magnet Type Synchronous Machine (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4566673A JPS49133066A (enrdf_load_stackoverflow) | 1973-04-24 | 1973-04-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH561474A4 true CH561474A4 (en) | 1977-02-15 |
Family
ID=12725697
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH561474D CH561474A4 (en) | 1973-04-24 | 1974-04-24 | Unidirectional, self starting synchronous motor - increases power by removing need for flux correcting poles |
| CH561474A CH591111A (enrdf_load_stackoverflow) | 1973-04-24 | 1974-04-24 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH561474A CH591111A (enrdf_load_stackoverflow) | 1973-04-24 | 1974-04-24 |
Country Status (9)
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6015891B2 (ja) * | 1974-04-04 | 1985-04-22 | セイコーエプソン株式会社 | 電池時計の輪列構造 |
| JPS52154673A (en) * | 1976-06-18 | 1977-12-22 | Seiko Instr & Electronics Ltd | Wheel train mechanism of analog crystal watch |
| JPS5388766A (en) * | 1976-12-21 | 1978-08-04 | Seiko Epson Corp | Wheel train for electronic watch |
| JPS54115271A (en) * | 1978-02-28 | 1979-09-07 | Matsushita Electric Works Ltd | Watch device |
| FR2481019A1 (fr) * | 1980-04-18 | 1981-10-23 | Cetehor | Moteur pas a pas notamment pour montre electronique |
| GB2286066A (en) * | 1994-02-01 | 1995-08-02 | Wellgain Precision Products Li | Watch |
-
1973
- 1973-04-24 JP JP4566673A patent/JPS49133066A/ja active Pending
-
1974
- 1974-04-11 DE DE19742417852 patent/DE2417852A1/de not_active Ceased
- 1974-04-19 IT IT5048774A patent/IT1004259B/it active
- 1974-04-19 GB GB1729674A patent/GB1432536A/en not_active Expired
- 1974-04-22 DD DD17804774A patent/DD111255A1/xx unknown
- 1974-04-23 BR BR325874A patent/BR7403258D0/pt unknown
- 1974-04-24 CH CH561474D patent/CH561474A4/xx unknown
- 1974-04-24 FR FR7414273A patent/FR2227570B1/fr not_active Expired
- 1974-04-24 ES ES425641A patent/ES425641A1/es not_active Expired
- 1974-04-24 CH CH561474A patent/CH591111A/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| IT1004259B (it) | 1976-07-10 |
| ES425641A1 (es) | 1976-06-16 |
| CH591111A (enrdf_load_stackoverflow) | 1977-09-15 |
| BR7403258D0 (pt) | 1974-11-19 |
| FR2227570B1 (enrdf_load_stackoverflow) | 1977-10-28 |
| DD111255A1 (enrdf_load_stackoverflow) | 1975-02-05 |
| CH591111B5 (enrdf_load_stackoverflow) | |
| DE2417852A1 (de) | 1974-11-07 |
| FR2227570A1 (enrdf_load_stackoverflow) | 1974-11-22 |
| JPS49133066A (enrdf_load_stackoverflow) | 1974-12-20 |
| GB1432536A (en) | 1976-04-22 |
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