DE60323740D1 - Lageranordnung mit einem öldämpfer - Google Patents
Lageranordnung mit einem öldämpferInfo
- Publication number
- DE60323740D1 DE60323740D1 DE60323740T DE60323740T DE60323740D1 DE 60323740 D1 DE60323740 D1 DE 60323740D1 DE 60323740 T DE60323740 T DE 60323740T DE 60323740 T DE60323740 T DE 60323740T DE 60323740 D1 DE60323740 D1 DE 60323740D1
- Authority
- DE
- Germany
- Prior art keywords
- bearing arrangement
- oil damper
- damper
- oil
- bearing
- 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 - Lifetime
Links
Classifications
-
- 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
- F16C25/00—Bearings for exclusively rotary movement adjustable for wear or play
- F16C25/06—Ball or roller bearings
- F16C25/08—Ball or roller bearings self-adjusting
-
- 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
- F16C27/00—Elastic or yielding bearings or bearing supports, for exclusively rotary movement
- F16C27/04—Ball or roller bearings, e.g. with resilient rolling bodies
- F16C27/045—Ball or roller bearings, e.g. with resilient rolling bodies with a fluid film, e.g. squeeze film damping
-
- 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
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/72—Sealings
- F16C33/76—Sealings of ball or roller bearings
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/16—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields
- H02K5/173—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings
- H02K5/1732—Means for supporting bearings, e.g. insulating supports or means for fitting bearings in the bearing-shields using bearings with rolling contact, e.g. ball bearings radially supporting the rotary shaft at both ends of the rotor
-
- 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
- F16C2380/00—Electrical apparatus
- F16C2380/26—Dynamo-electric machines or combinations therewith, e.g. electro-motors and generators
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Power Engineering (AREA)
- Motor Or Generator Frames (AREA)
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/119,345 US6747383B2 (en) | 2002-04-09 | 2002-04-09 | Generator with hydraulically mounted stator rotor |
PCT/US2003/010687 WO2003087599A1 (en) | 2002-04-09 | 2003-04-08 | Bearing assembly with an oil damper |
Publications (1)
Publication Number | Publication Date |
---|---|
DE60323740D1 true DE60323740D1 (de) | 2008-11-06 |
Family
ID=28674569
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60323740T Expired - Lifetime DE60323740D1 (de) | 2002-04-09 | 2003-04-08 | Lageranordnung mit einem öldämpfer |
Country Status (5)
Country | Link |
---|---|
US (1) | US6747383B2 (de) |
EP (1) | EP1495234B1 (de) |
AU (1) | AU2003262186A1 (de) |
DE (1) | DE60323740D1 (de) |
WO (1) | WO2003087599A1 (de) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ITMI20040308A1 (it) * | 2004-02-24 | 2004-05-24 | Danieli Off Mecc | Testa formaspire con dispositivo di smorzamento delle vibrazioni |
US8294311B2 (en) * | 2006-03-06 | 2012-10-23 | Honda Motor Co., Ltd. | Electric motor and electric power steering apparatus |
US7648278B2 (en) * | 2007-01-05 | 2010-01-19 | Honeywell International Inc. | High speed aerospace generator resilient mount, combined centering spring and squeeze film damper |
GB2468488A (en) | 2009-03-09 | 2010-09-15 | Univ Sheffield | Open Squeeze Film Damping System |
US8727699B2 (en) * | 2009-12-29 | 2014-05-20 | Rolls-Royce Corporation | Rotating machinery with damping system |
US8475116B2 (en) * | 2010-07-23 | 2013-07-02 | Hamilton Sundstrand Corporation | Anti-rotation feature for air turbine starter |
US8247932B1 (en) * | 2011-01-11 | 2012-08-21 | Larive Rene | Method for mitigating bearing failue in an AC induction motor and apparatus therefor |
US9211958B2 (en) * | 2012-03-27 | 2015-12-15 | Hamilton Sundstrand Corporation | Ram air turbine biasing assembly |
US9154011B2 (en) | 2012-07-06 | 2015-10-06 | Hamilton Sundstrand Corporation | Integrated drive generator housing |
US9803691B2 (en) * | 2012-12-14 | 2017-10-31 | Vestas Wind Systems A/S | Rotating electrical machine having improved bearing lubrication and associated methods |
US9303687B1 (en) * | 2013-02-22 | 2016-04-05 | Allen L. Wiseman | Adjustable bearing cup |
EP2902648B1 (de) * | 2014-02-03 | 2016-09-07 | Lakeview Innovation Ltd. | Lageranordnung für einen Elektromotor mit axial vorgespanntem Kugellager |
US9527600B2 (en) * | 2014-05-17 | 2016-12-27 | Hamilton Sundstrand Corporation | Ram air turbine generator assemblies |
KR101604922B1 (ko) * | 2014-09-05 | 2016-03-21 | 뉴모텍(주) | 팬 모터 |
JP5969571B2 (ja) * | 2014-10-27 | 2016-08-17 | ファナック株式会社 | ハウジング内部への異物侵入を防止可能な電動機 |
US9399380B1 (en) * | 2015-04-17 | 2016-07-26 | Ping Fan | Vibration-type electric generator applied to automobile suspension system |
WO2017100612A1 (en) * | 2015-12-11 | 2017-06-15 | Safran Electrical & Power | Bearing assembly for electrical generator |
US10523082B2 (en) * | 2016-04-21 | 2019-12-31 | Safran Electrical & Power | Bearing assembly for electrical generator |
US10215052B2 (en) * | 2017-03-14 | 2019-02-26 | Pratt & Whitney Canada Corp. | Inter-shaft bearing arrangement |
US10465544B2 (en) * | 2017-07-24 | 2019-11-05 | United Technologies Corporation | Eddy current damper for lift off seal |
JP6961507B2 (ja) * | 2018-02-01 | 2021-11-05 | 本田技研工業株式会社 | 軸受装置 |
CN109462300A (zh) * | 2018-11-26 | 2019-03-12 | 孙绍武 | 一种油田抽油机用电动机 |
US10935080B2 (en) * | 2019-03-14 | 2021-03-02 | Raytheon Technologies Corporation | Extended housing sleeve with stiffening ring feature |
US11433322B2 (en) * | 2019-08-23 | 2022-09-06 | Raytheon Technologies Corporation | Squeeze film damper acoustic isolation |
US11530733B2 (en) | 2020-11-03 | 2022-12-20 | Hamilton Sundstrand Corporation | Integrated hydraulic damper for torsional oscillation reduction |
Family Cites Families (65)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2010362A (en) | 1934-02-12 | 1935-08-06 | Karl L Herrmann | Antifriction bearing |
US2433516A (en) | 1943-06-14 | 1947-12-30 | Paul W Johnson | Snap type gage |
US2433518A (en) * | 1945-06-30 | 1947-12-30 | Bryant Grinder Corp | Work spindle mounting |
US3456992A (en) | 1967-04-07 | 1969-07-22 | Curtiss Wright Corp | Vibration damping device |
US3650582A (en) | 1970-04-15 | 1972-03-21 | Gen Motors Corp | Hydro-static bearing air seal |
US3757147A (en) * | 1971-05-18 | 1973-09-04 | Cambridge Thermionic Corp | Stepping motor |
GB1418907A (en) | 1972-06-23 | 1975-12-24 | Rolls Royce | Bearing assemblies |
DE2657659A1 (de) * | 1976-12-20 | 1978-06-22 | Quick Rotan Becker & Notz Kg | Elektrischer kupplungs- und bremsmotor |
DE2748550C2 (de) * | 1977-10-28 | 1984-01-19 | Interelectric AG, 6072 Sachseln | Elektrische Maschine |
US4779165A (en) * | 1981-09-07 | 1988-10-18 | Papst-Motoren Gmbh & Co. Kg | Disk storage drive |
GB2080888A (en) | 1980-07-29 | 1982-02-10 | Rolls Royce | Bearing assembly |
JPS57197755U (de) * | 1981-06-10 | 1982-12-15 | ||
DE3303499A1 (de) * | 1982-02-05 | 1983-08-25 | Nippon Seiko K.K., Tokyo | Dynamische druckgaslagerung |
US4858304A (en) | 1982-05-26 | 1989-08-22 | Board Of Regents, The University Of Texas System | Method of constructing a rotor assembly for homopolar generator |
EP0110001B1 (de) | 1982-11-24 | 1987-11-19 | Francesco Bonaccorso | Kombination eines hydrostatischen Lagers mit einem Rollenlager |
US4440456A (en) | 1983-03-24 | 1984-04-03 | General Motors Corporation | Squeeze film bearing mount |
DE3347360C2 (de) * | 1983-12-28 | 1995-04-13 | Papst Motoren Gmbh & Co Kg | Kollektorloser Außenläufer-Gleichstrommotor |
US4521708A (en) * | 1984-03-15 | 1985-06-04 | Hughes Tool Company | Motor bearing with locking pins |
US4527912A (en) | 1984-05-31 | 1985-07-09 | General Motors Corporation | Squeeze film damper |
US4672250A (en) * | 1984-11-15 | 1987-06-09 | A. O. Smith Corporation | Drive motor bearing apparatus |
US4896239A (en) * | 1987-03-30 | 1990-01-23 | Seagate Technology, Inc. | Bi-compliant rotor stepper motor for an actuator in a disc drive |
USRE34684E (en) * | 1987-05-08 | 1994-08-02 | Nagano Nidec Corporation | Drive motor for magnetic disks, optical disks, and magneto-optical disks |
JP2590334B2 (ja) * | 1987-05-08 | 1997-03-12 | 長野日本電産 株式会社 | カップ形ロ−タを有する磁気ディスク駆動用モ−タ |
US4905110A (en) * | 1988-03-25 | 1990-02-27 | Magnetic Peripherals Inc. | Disk drive spindle motor |
JP2586305Y2 (ja) * | 1988-12-29 | 1998-12-02 | 株式会社三協精機製作所 | 磁気ディスク駆動モータ |
US5045738A (en) * | 1989-02-22 | 1991-09-03 | Nippon Densan Corporation | Spindle motor |
US5145298A (en) * | 1989-09-11 | 1992-09-08 | Optima Industries, Inc. | High speed drill spindle |
US5061868A (en) * | 1989-09-25 | 1991-10-29 | Nippon Densan Corporation | Spindle motor |
US5057731A (en) * | 1990-08-15 | 1991-10-15 | Xolox Corportion | Simplified spindle motor for disc drive |
US5106208A (en) | 1991-04-17 | 1992-04-21 | General Electric Company | Proportioned piston ring seals |
US5357272A (en) * | 1991-07-29 | 1994-10-18 | Canon Kabushiki Kaisha | Deflection scanner which is elastically fixed in its housing |
US5251985A (en) * | 1991-09-26 | 1993-10-12 | General Electric Company | Squeeze film damper seal |
JP2527020Y2 (ja) * | 1991-12-20 | 1997-02-26 | ミネベア株式会社 | スピンドルモ−タ |
JPH05256316A (ja) * | 1992-03-12 | 1993-10-05 | Fuji Xerox Co Ltd | 光偏向装置 |
TW263629B (de) * | 1992-05-27 | 1995-11-21 | Nihon Densan Kk | |
US5483113A (en) * | 1992-06-09 | 1996-01-09 | Matsushita Electric Industrial Co., Ltd. | Electric motor for driving a magnetic disk |
US5318391A (en) | 1992-07-10 | 1994-06-07 | Linda L. Breiner | Work holder for modifying an automatic transmission and method therefor |
JPH0668439A (ja) * | 1992-08-20 | 1994-03-11 | Ebara Corp | Vtr用ドラムモーター |
JP2729734B2 (ja) * | 1992-10-12 | 1998-03-18 | 株式会社三協精機製作所 | 磁気ディスク駆動モータ |
DE4305173C2 (de) | 1993-02-19 | 1998-03-12 | Metzeler Gimetall Ag | Hydraulisch dämpfende Lagerbuchse |
US5454724A (en) * | 1994-07-22 | 1995-10-03 | Seagate Technology, Inc. | Floating electrical contact for spindle motor |
US5880545A (en) * | 1995-03-22 | 1999-03-09 | Nidec Corporation | Spindle motor with bearing system having fluid sealing and leakage prevention |
US5571004A (en) * | 1995-10-02 | 1996-11-05 | Thomas Industries Inc. | Sliding vane rotor attachment |
GB2305993A (en) * | 1995-10-03 | 1997-04-23 | British Nuclear Fuels Plc | An energy storage rotor with axial length compensating means |
US5747907A (en) * | 1995-12-29 | 1998-05-05 | United Technologies Automotive, Inc. | Backup bearings for positive re-centering of magnetic bearings |
US5659205A (en) | 1996-01-11 | 1997-08-19 | Ebara International Corporation | Hydraulic turbine power generator incorporating axial thrust equalization means |
JP2879206B2 (ja) * | 1996-02-19 | 1999-04-05 | ミネベア株式会社 | 軸流ファンモータ |
DE19637116A1 (de) | 1996-09-12 | 1998-04-02 | Mtu Muenchen Gmbh | Rotorlager mit Ölspalt zur Schwingungsdämpfung |
US5921731A (en) | 1996-12-31 | 1999-07-13 | The Ingersoll Milling Machine Company | High speed hydrostatic spindle |
DE19709996A1 (de) * | 1997-03-12 | 1998-09-17 | Pm Dm Gmbh | Antriebsvorrichtung für Festplattenspeicher mit integrierter Labyrinthdichtung |
IT1295022B1 (it) | 1997-09-17 | 1999-04-27 | Abb Ind Spa | Dispositivo di tenuta per motori antideflagranti |
JP3307572B2 (ja) * | 1997-10-17 | 2002-07-24 | ミネベア株式会社 | スピンドルモータ |
JP3184794B2 (ja) | 1997-12-18 | 2001-07-09 | セイコーインスツルメンツ株式会社 | スピンドルモータ、及びスピンドルモータを回転体の駆動源とする回転体装置 |
JPH11218128A (ja) | 1998-01-30 | 1999-08-10 | Seiko Instruments Inc | スピンドルモータ及び回転体装置 |
US6236535B1 (en) | 1998-07-28 | 2001-05-22 | International Business Machines Corporation | Spindle motor with hydrodynamic bearing |
JP2000308318A (ja) * | 1999-04-20 | 2000-11-02 | Sony Corp | 鉄芯コイルモータ及びディスクドライブ装置 |
JP3355603B2 (ja) * | 1999-09-24 | 2002-12-09 | インターナショナル・ビジネス・マシーンズ・コーポレーション | 軸受機構、スピンドルモータ及びディスク装置 |
US6307292B1 (en) * | 1999-12-30 | 2001-10-23 | Gsi Lumonics, Inc. | Galvanometer with axial symmetry and improved bearing design |
FR2803451B1 (fr) * | 1999-12-30 | 2002-03-15 | Crouzet Automatismes | Moteur a rotor etanche avec roulement a billes |
EP1174629A1 (de) * | 2000-06-30 | 2002-01-23 | Techspace Aero S.A. | Dichtung eines in ein Wälzlager integrierten Quetschfilmdämpfers |
JP4460730B2 (ja) * | 2000-07-11 | 2010-05-12 | ミネベア株式会社 | スピンドルモータ |
EP1174529A1 (de) | 2000-07-19 | 2002-01-23 | MERLONI TERMOSANITARI S.p.A. | Vorrichtung zur Korrosionsschutz eines Metallbehälters |
JP2002199692A (ja) * | 2000-12-27 | 2002-07-12 | Minebea Co Ltd | ステッピングモータ及び、ステッピングモータ装置とその駆動方法 |
US6462441B1 (en) * | 2001-02-14 | 2002-10-08 | Sunonwealth Electric Machine Industry Co., Ltd. | Rotor assembly of brushless direct current motor |
TW489953U (en) * | 2001-09-07 | 2002-06-01 | Asia Vital Components Co Ltd | Improved structure for bearing retaining device of bearing balls in a DC fan |
-
2002
- 2002-04-09 US US10/119,345 patent/US6747383B2/en not_active Expired - Lifetime
-
2003
- 2003-04-08 EP EP03746642A patent/EP1495234B1/de not_active Expired - Fee Related
- 2003-04-08 WO PCT/US2003/010687 patent/WO2003087599A1/en not_active Application Discontinuation
- 2003-04-08 AU AU2003262186A patent/AU2003262186A1/en not_active Abandoned
- 2003-04-08 DE DE60323740T patent/DE60323740D1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US20030189382A1 (en) | 2003-10-09 |
EP1495234A1 (de) | 2005-01-12 |
US6747383B2 (en) | 2004-06-08 |
EP1495234B1 (de) | 2008-09-24 |
WO2003087599A1 (en) | 2003-10-23 |
AU2003262186A1 (en) | 2003-10-27 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition |