EP1817505A4 - Bearing with permanent magnetic elements - Google Patents
Bearing with permanent magnetic elementsInfo
- Publication number
- EP1817505A4 EP1817505A4 EP05779375A EP05779375A EP1817505A4 EP 1817505 A4 EP1817505 A4 EP 1817505A4 EP 05779375 A EP05779375 A EP 05779375A EP 05779375 A EP05779375 A EP 05779375A EP 1817505 A4 EP1817505 A4 EP 1817505A4
- Authority
- EP
- European Patent Office
- Prior art keywords
- bearing
- permanent magnetic
- magnetic elements
- elements
- permanent
- 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.)
- Ceased
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F03—MACHINES OR ENGINES FOR LIQUIDS; WIND, SPRING, OR WEIGHT MOTORS; PRODUCING MECHANICAL POWER OR A REACTIVE PROPULSIVE THRUST, NOT OTHERWISE PROVIDED FOR
- F03B—MACHINES OR ENGINES FOR LIQUIDS
- F03B11/00—Parts or details not provided for in, or of interest apart from, the preceding groups, e.g. wear-protection couplings, between turbine and generator
- F03B11/06—Bearing arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C32/00—Bearings not otherwise provided for
- F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
- F16C32/0406—Magnetic bearings
- F16C32/0408—Passive magnetic bearings
- F16C32/0423—Passive magnetic bearings with permanent magnets on both parts repelling each other
- F16C32/0427—Passive magnetic bearings with permanent magnets on both parts repelling each other for axial load mainly
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C32/00—Bearings not otherwise provided for
- F16C32/04—Bearings not otherwise provided for using magnetic or electric supporting means
- F16C32/0406—Magnetic bearings
- F16C32/0408—Passive magnetic bearings
- F16C32/0423—Passive magnetic bearings with permanent magnets on both parts repelling each other
- F16C32/0429—Passive magnetic bearings with permanent magnets on both parts repelling each other for both radial and axial load, e.g. conical magnets
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C39/00—Relieving load on bearings
- F16C39/06—Relieving load on bearings using magnetic means
- F16C39/063—Permanent magnets
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2300/00—Application independent of particular apparatuses
- F16C2300/10—Application independent of particular apparatuses related to size
- F16C2300/14—Large applications, e.g. bearings having an inner diameter exceeding 500 mm
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
- F16C2326/00—Articles relating to transporting
- F16C2326/30—Ships, e.g. propelling shafts and bearings therefor
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/20—Hydro energy
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
NO20043556A NO322779B1 (en) | 2004-08-25 | 2004-08-25 | Stock with permanent magnetic elements |
PCT/NO2005/000306 WO2006022554A1 (en) | 2004-08-25 | 2005-08-24 | Bearing with permanent magnetic elements |
Publications (2)
Publication Number | Publication Date |
---|---|
EP1817505A1 EP1817505A1 (en) | 2007-08-15 |
EP1817505A4 true EP1817505A4 (en) | 2012-03-07 |
Family
ID=35044506
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP05779375A Ceased EP1817505A4 (en) | 2004-08-25 | 2005-08-24 | Bearing with permanent magnetic elements |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP1817505A4 (en) |
NO (1) | NO322779B1 (en) |
WO (1) | WO2006022554A1 (en) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102007032443A1 (en) | 2007-07-10 | 2009-01-15 | Voith Patent Gmbh | Hybrid bearing and method for its production |
IT1390881B1 (en) * | 2008-07-17 | 2011-10-19 | Zeta Camini S R L | FUME EXTRACTOR FIXTURE FOR CHIMNEY, CHIMNEYS, SMOKE AND SIMILAR CANES |
DE102008038067A1 (en) * | 2008-08-16 | 2010-02-18 | Schaeffler Kg | Storage arrangement for a machine table with magnetic discharge |
NO331651B1 (en) * | 2009-05-20 | 2012-02-13 | Rolls Royce Marine As | Storage of propeller unit for a vessel |
GB2479367A (en) * | 2010-04-06 | 2011-10-12 | Donald Robertson | Hubless turbine tube |
CN103003563A (en) | 2010-04-30 | 2013-03-27 | 清流合伙有限公司 | Unidirectional hydro turbine with enhanced duct, blades and generator |
EP2762985B1 (en) | 2013-02-04 | 2018-04-04 | Montres Breguet SA | Magnetic or electrostatic pivot of a clock mobile |
CN103629232A (en) * | 2013-11-18 | 2014-03-12 | 钱坤喜 | Permanent-magnetic de-loading radial roller bearing |
CN103629233A (en) * | 2013-11-18 | 2014-03-12 | 钱坤喜 | Permanent-magnetic de-loading axial roller bearing |
EP2886890B1 (en) * | 2013-12-18 | 2019-06-26 | Skf Magnetic Mechatronics | Thrust disc, magnetic bearing and apparatus |
DE102021111401A1 (en) * | 2021-05-03 | 2022-11-03 | Rosen Swiss Ag | Propulsion device for propelling a watercraft |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2136371A1 (en) * | 1971-07-21 | 1973-02-01 | Braun Karl | MAGNETIC STORAGE OF SHAFTS OR THE LIKE |
JPS50145750A (en) * | 1974-05-17 | 1975-11-22 | ||
US4379598A (en) * | 1980-12-22 | 1983-04-12 | North American Philips Corporation | Magnetic bearing |
JPS5883552A (en) * | 1981-11-12 | 1983-05-19 | Hitachi Koki Co Ltd | Rotary machine |
DE3638129A1 (en) * | 1986-11-08 | 1988-05-11 | Licentia Gmbh | Large diameter turbogenerator for generating electrical energy at high power |
DE10062065A1 (en) * | 2000-12-13 | 2002-03-28 | Siemens Ag | Magnetic bearing device e.g. for electrical machine shaft, uses opposing magnets for supporting rotating part relative to stationary part in both axial and radial directions |
US20030052558A1 (en) * | 2001-09-17 | 2003-03-20 | Brackett Norman C. | Repulsive lift systems, flywheel energy storage systems utilizing such systems and methods related thereto |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4180296A (en) * | 1978-01-06 | 1979-12-25 | Societe Europeenne De Propulsion | Axial electromagnetic bearing for a shaft rotating at high speed |
JPS5937332A (en) * | 1982-08-25 | 1984-02-29 | Mitsubishi Electric Corp | Thrust bearing device |
-
2004
- 2004-08-25 NO NO20043556A patent/NO322779B1/en not_active IP Right Cessation
-
2005
- 2005-08-24 WO PCT/NO2005/000306 patent/WO2006022554A1/en active Application Filing
- 2005-08-24 EP EP05779375A patent/EP1817505A4/en not_active Ceased
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE2136371A1 (en) * | 1971-07-21 | 1973-02-01 | Braun Karl | MAGNETIC STORAGE OF SHAFTS OR THE LIKE |
JPS50145750A (en) * | 1974-05-17 | 1975-11-22 | ||
US4379598A (en) * | 1980-12-22 | 1983-04-12 | North American Philips Corporation | Magnetic bearing |
JPS5883552A (en) * | 1981-11-12 | 1983-05-19 | Hitachi Koki Co Ltd | Rotary machine |
DE3638129A1 (en) * | 1986-11-08 | 1988-05-11 | Licentia Gmbh | Large diameter turbogenerator for generating electrical energy at high power |
DE10062065A1 (en) * | 2000-12-13 | 2002-03-28 | Siemens Ag | Magnetic bearing device e.g. for electrical machine shaft, uses opposing magnets for supporting rotating part relative to stationary part in both axial and radial directions |
US20030052558A1 (en) * | 2001-09-17 | 2003-03-20 | Brackett Norman C. | Repulsive lift systems, flywheel energy storage systems utilizing such systems and methods related thereto |
Non-Patent Citations (1)
Title |
---|
See also references of WO2006022554A1 * |
Also Published As
Publication number | Publication date |
---|---|
WO2006022554A1 (en) | 2006-03-02 |
NO322779B1 (en) | 2006-12-11 |
NO20043556L (en) | 2006-02-27 |
EP1817505A1 (en) | 2007-08-15 |
NO20043556D0 (en) | 2004-08-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
17P | Request for examination filed |
Effective date: 20070615 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR |
|
DAX | Request for extension of the european patent (deleted) | ||
A4 | Supplementary search report drawn up and despatched |
Effective date: 20120202 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: F03B 11/06 20060101ALN20120127BHEP Ipc: F16C 32/04 20060101AFI20120127BHEP |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: INPOWER AS |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: INPOWER AS |
|
17Q | First examination report despatched |
Effective date: 20130206 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R003 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION HAS BEEN REFUSED |
|
18R | Application refused |
Effective date: 20181011 |