CH674278A5 - - Google Patents
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- Publication number
- CH674278A5 CH674278A5 CH4073/87A CH407387A CH674278A5 CH 674278 A5 CH674278 A5 CH 674278A5 CH 4073/87 A CH4073/87 A CH 4073/87A CH 407387 A CH407387 A CH 407387A CH 674278 A5 CH674278 A5 CH 674278A5
- Authority
- CH
- Switzerland
- Prior art keywords
- magnet
- cups
- flat surfaces
- edges
- disc
- Prior art date
Links
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 6
- 230000002787 reinforcement Effects 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 4
- 239000000696 magnetic material Substances 0.000 claims description 4
- 239000010959 steel Substances 0.000 claims description 4
- 238000003466 welding Methods 0.000 claims 1
- 229910000639 Spring steel Inorganic materials 0.000 abstract description 2
- 230000007797 corrosion Effects 0.000 abstract description 2
- 238000005260 corrosion Methods 0.000 abstract description 2
- 230000001627 detrimental effect Effects 0.000 abstract 1
- 239000000463 material Substances 0.000 description 3
- 229910052761 rare earth metal Inorganic materials 0.000 description 2
- 150000002910 rare earth metals Chemical class 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 239000002253 acid Substances 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 239000013043 chemical agent Substances 0.000 description 1
- KPLQYGBQNPPQGA-UHFFFAOYSA-N cobalt samarium Chemical compound [Co].[Sm] KPLQYGBQNPPQGA-UHFFFAOYSA-N 0.000 description 1
- 230000000295 complement effect Effects 0.000 description 1
- 230000005347 demagnetization Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 229910000938 samarium–cobalt magnet Inorganic materials 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
- H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
- H02K21/24—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets axially facing the armatures, e.g. hub-type cycle dynamos
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/27—Rotor cores with permanent magnets
- H02K1/2793—Rotors axially facing stators
- H02K1/2795—Rotors axially facing stators the rotor consisting of two or more circumferentially positioned magnets
- H02K1/2796—Rotors axially facing stators the rotor consisting of two or more circumferentially positioned magnets where both axial sides of the rotor face a stator
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
- H01F7/00—Magnets
- H01F7/02—Permanent magnets [PM]
- H01F7/0205—Magnetic circuits with PM in general
- H01F7/0221—Mounting means for PM, supporting, coating, encapsulating PM
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH4073/87A CH674278A5 (enrdf_load_stackoverflow) | 1987-10-16 | 1987-10-16 | |
| PCT/EP1988/000917 WO1989003606A1 (en) | 1987-10-16 | 1988-10-11 | A reinforced permanent magnet device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CH4073/87A CH674278A5 (enrdf_load_stackoverflow) | 1987-10-16 | 1987-10-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH674278A5 true CH674278A5 (enrdf_load_stackoverflow) | 1990-05-15 |
Family
ID=4269310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH4073/87A CH674278A5 (enrdf_load_stackoverflow) | 1987-10-16 | 1987-10-16 |
Country Status (2)
| Country | Link |
|---|---|
| CH (1) | CH674278A5 (enrdf_load_stackoverflow) |
| WO (1) | WO1989003606A1 (enrdf_load_stackoverflow) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007031751A1 (en) * | 2005-09-15 | 2007-03-22 | Wee Keong Khoo | Reinforced discs for magnetic bearings and electrical machines |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB201016006D0 (en) * | 2010-09-23 | 2010-11-10 | Dyson Technology Ltd | A reinforced magnet |
| DE102015208281A1 (de) * | 2015-05-05 | 2016-11-10 | Robert Bosch Gmbh | Rotor für Axialflussmaschine |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2437142A (en) * | 1946-06-11 | 1948-03-02 | Gen Electric | Shaded-pole synchronous motor |
| US3008062A (en) * | 1957-12-12 | 1961-11-07 | Tkm Electric Corp | Dynamoelectric machine |
| US3482131A (en) * | 1966-09-27 | 1969-12-02 | Garrett Corp | Polyphase alternator winding arrangement |
| FR2057163A5 (enrdf_load_stackoverflow) * | 1969-08-04 | 1971-05-21 | Transformateur | |
| CH663121A5 (de) * | 1983-10-03 | 1987-11-13 | Mavilor Syst Sa | Wechselstrom-synchron-servomotor. |
| DE3510228A1 (de) * | 1985-03-21 | 1986-09-25 | Robert Bosch Gmbh, 7000 Stuttgart | Buerstenlose axialluftspalt-synchronmaschine |
| JPH0713346B2 (ja) * | 1992-11-05 | 1995-02-15 | 清 河井 | タフトミシン |
-
1987
- 1987-10-16 CH CH4073/87A patent/CH674278A5/fr not_active IP Right Cessation
-
1988
- 1988-10-11 WO PCT/EP1988/000917 patent/WO1989003606A1/en unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2007031751A1 (en) * | 2005-09-15 | 2007-03-22 | Wee Keong Khoo | Reinforced discs for magnetic bearings and electrical machines |
Also Published As
| Publication number | Publication date |
|---|---|
| WO1989003606A1 (en) | 1989-04-20 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PL | Patent ceased |