CH600660A - Small stepping motor for wrist watches - Google Patents
Small stepping motor for wrist watchesInfo
- Publication number
- CH600660A CH600660A CH753874A CH753874A CH600660A CH 600660 A CH600660 A CH 600660A CH 753874 A CH753874 A CH 753874A CH 753874 A CH753874 A CH 753874A CH 600660 A CH600660 A CH 600660A
- Authority
- CH
- Switzerland
- Prior art keywords
- rotor
- stator
- winding
- stepping motor
- poles
- Prior art date
Links
- 210000000707 wrist Anatomy 0.000 title abstract 2
- 238000004804 winding Methods 0.000 claims description 22
- 230000004907 flux Effects 0.000 claims description 8
- 239000000463 material Substances 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 description 9
- 230000005415 magnetization Effects 0.000 description 5
- 238000010276 construction Methods 0.000 description 4
- 230000004044 response Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 229910017052 cobalt Inorganic materials 0.000 description 1
- 239000010941 cobalt Substances 0.000 description 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000005304 joining Methods 0.000 description 1
- 229910052747 lanthanoid Inorganic materials 0.000 description 1
- 150000002602 lanthanoids Chemical class 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000000135 prohibitive effect Effects 0.000 description 1
- 229910052761 rare earth metal Inorganic materials 0.000 description 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K37/00—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors
- H02K37/10—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type
- H02K37/12—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type with stationary armatures and rotating magnets
- H02K37/14—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type with stationary armatures and rotating magnets with magnets rotating within the armatures
- H02K37/16—Motors with rotor rotating step by step and without interrupter or commutator driven by the rotor, e.g. stepping motors of permanent magnet type with stationary armatures and rotating magnets with magnets rotating within the armatures having horseshoe armature cores
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Stepping Motors (AREA)
- Electromechanical Clocks (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6152273A JPS509705A (OSRAM) | 1973-06-01 | 1973-06-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH600660A true CH600660A (en) | 1978-06-30 |
Family
ID=13173496
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH753874A CH600660A (en) | 1973-06-01 | 1974-05-31 | Small stepping motor for wrist watches |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JPS509705A (OSRAM) |
| CH (1) | CH600660A (OSRAM) |
-
1973
- 1973-06-01 JP JP6152273A patent/JPS509705A/ja active Pending
-
1974
- 1974-05-31 CH CH753874A patent/CH600660A/fr not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| JPS509705A (OSRAM) | 1975-01-31 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased | ||
| PL | Patent ceased |