DE102007017645B8 - Hybridlager - Google Patents

Hybridlager Download PDF

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Publication number
DE102007017645B8
DE102007017645B8 DE200710017645 DE102007017645A DE102007017645B8 DE 102007017645 B8 DE102007017645 B8 DE 102007017645B8 DE 200710017645 DE200710017645 DE 200710017645 DE 102007017645 A DE102007017645 A DE 102007017645A DE 102007017645 B8 DE102007017645 B8 DE 102007017645B8
Authority
DE
Germany
Prior art keywords
hybrid bearings
bearings
hybrid
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 - Fee Related
Application number
DE200710017645
Other languages
English (en)
Other versions
DE102007017645B3 (de
Inventor
Vladimir Dr. Popov
Martin Dr. Bauer
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Minebea Co Ltd
Original Assignee
Minebea Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Minebea Co Ltd filed Critical Minebea Co Ltd
Priority to DE200710017645 priority Critical patent/DE102007017645B8/de
Publication of DE102007017645B3 publication Critical patent/DE102007017645B3/de
Application granted granted Critical
Publication of DE102007017645B8 publication Critical patent/DE102007017645B8/de
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/04—Sliding-contact bearings for exclusively rotary movement for axial load only
    • 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
    • F16C17/00—Sliding-contact bearings for exclusively rotary movement
    • F16C17/04—Sliding-contact bearings for exclusively rotary movement for axial load only
    • F16C17/045—Sliding-contact bearings for exclusively rotary movement for axial load only with grooves in the bearing surface to generate hydrodynamic pressure, e.g. spiral groove thrust bearings
    • 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
    • F16C32/0402—Bearings not otherwise provided for using magnetic or electric supporting means combined with other supporting means, e.g. hybrid bearings with both magnetic and fluid supporting means
    • 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
    • F16C33/02—Parts of sliding-contact bearings
    • F16C33/04—Brasses; Bushes; Linings
    • F16C33/06—Sliding surface mainly made of metal
    • F16C33/10—Construction relative to lubrication
    • F16C33/1025—Construction relative to lubrication with liquid, e.g. oil, as lubricant
    • F16C33/106—Details of distribution or circulation inside the bearings, e.g. details of the bearing surfaces to affect flow or pressure of the liquid
    • F16C33/107—Grooves for generating pressure
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
DE200710017645 2007-04-13 2007-04-13 Hybridlager Expired - Fee Related DE102007017645B8 (de)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE200710017645 DE102007017645B8 (de) 2007-04-13 2007-04-13 Hybridlager

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE200710017645 DE102007017645B8 (de) 2007-04-13 2007-04-13 Hybridlager

Publications (2)

Publication Number Publication Date
DE102007017645B3 DE102007017645B3 (de) 2008-10-02
DE102007017645B8 true DE102007017645B8 (de) 2009-01-15

Family

ID=39719792

Family Applications (1)

Application Number Title Priority Date Filing Date
DE200710017645 Expired - Fee Related DE102007017645B8 (de) 2007-04-13 2007-04-13 Hybridlager

Country Status (1)

Country Link
DE (1) DE102007017645B8 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2616698B1 (de) * 2010-09-16 2019-04-10 Stein Seal Company Zwischenwelledichtungssystem zur minimierung von druckinduzierter verdrehung
CN108612754A (zh) * 2018-07-13 2018-10-02 燕山大学 一种被动型磁液双悬浮分断式锥形轴承
CN110219888B (zh) * 2019-06-14 2024-01-26 迈格钠磁动力股份有限公司 具备磁体防护结构的永磁悬浮轴承和海洋运输设备

Citations (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06311701A (ja) * 1993-04-19 1994-11-04 Koyo Seiko Co Ltd スピンドルモータ
US5495221A (en) * 1994-03-09 1996-02-27 The Regents Of The University Of California Dynamically stable magnetic suspension/bearing system
US5541460A (en) * 1994-02-25 1996-07-30 Seagate Technology, Inc. Passive magnetic bearings for a spindle motor
US5783886A (en) * 1996-08-06 1998-07-21 Samsung Electro-Mechanics Co., Ltd. Spindle motor having magnetic bearing
US5804899A (en) * 1995-04-07 1998-09-08 Aerospatiale Societe Nationale Industrielle Miniature magnetic bearing with at least one active axis
DE20019530U1 (de) * 2000-02-24 2001-01-25 Delta Electronics, Inc., Taoyuan Magnetlagervorrichtung
US6302293B1 (en) * 1999-04-16 2001-10-16 Inland Finance Company Vertical stack retainer for vending machines
WO2003098622A1 (en) * 2002-05-14 2003-11-27 Seagate Technology Llc Fluid dynamic bearing motor with single bearing and magnetic biasing of the bearing
US6664687B2 (en) * 2001-07-24 2003-12-16 Kura Laboratories Corporation Motor having single cone fluid dynamic bearing balanced with shaft end magnetic attraction
US6703736B2 (en) * 2001-12-24 2004-03-09 Industrial Technology Research Institute Magnetic bearing
DE202004001200U1 (de) * 2004-01-28 2005-06-09 Minebea Co., Ltd. Hydrodynamisches Lagersystem
US6933643B1 (en) * 2002-01-23 2005-08-23 Seagate Technology Llc Multiple radial/axial surfaces to enhance fluid bearing performance

Patent Citations (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06311701A (ja) * 1993-04-19 1994-11-04 Koyo Seiko Co Ltd スピンドルモータ
US5541460A (en) * 1994-02-25 1996-07-30 Seagate Technology, Inc. Passive magnetic bearings for a spindle motor
US5578882A (en) * 1994-02-25 1996-11-26 Seagatetechnology, Inc. Passive magnetic bearings for a spindle motor
US5619083A (en) * 1994-02-25 1997-04-08 Seagate Technology, Inc. Passive magnetic bearings for a spindle motor
US5495221A (en) * 1994-03-09 1996-02-27 The Regents Of The University Of California Dynamically stable magnetic suspension/bearing system
US5804899A (en) * 1995-04-07 1998-09-08 Aerospatiale Societe Nationale Industrielle Miniature magnetic bearing with at least one active axis
US5783886A (en) * 1996-08-06 1998-07-21 Samsung Electro-Mechanics Co., Ltd. Spindle motor having magnetic bearing
US6302293B1 (en) * 1999-04-16 2001-10-16 Inland Finance Company Vertical stack retainer for vending machines
DE20019530U1 (de) * 2000-02-24 2001-01-25 Delta Electronics, Inc., Taoyuan Magnetlagervorrichtung
US6664687B2 (en) * 2001-07-24 2003-12-16 Kura Laboratories Corporation Motor having single cone fluid dynamic bearing balanced with shaft end magnetic attraction
US6703736B2 (en) * 2001-12-24 2004-03-09 Industrial Technology Research Institute Magnetic bearing
US6933643B1 (en) * 2002-01-23 2005-08-23 Seagate Technology Llc Multiple radial/axial surfaces to enhance fluid bearing performance
WO2003098622A1 (en) * 2002-05-14 2003-11-27 Seagate Technology Llc Fluid dynamic bearing motor with single bearing and magnetic biasing of the bearing
DE202004001200U1 (de) * 2004-01-28 2005-06-09 Minebea Co., Ltd. Hydrodynamisches Lagersystem

Also Published As

Publication number Publication date
DE102007017645B3 (de) 2008-10-02

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Legal Events

Date Code Title Description
8396 Reprint of erroneous front page
8364 No opposition during term of opposition
R119 Application deemed withdrawn, or ip right lapsed, due to non-payment of renewal fee

Effective date: 20111101