DE69823788T2 - Hydrostatisches Lager mit einem aufgerauhten ringförmigen Bereich in der Lagerinnenfläche - Google Patents

Hydrostatisches Lager mit einem aufgerauhten ringförmigen Bereich in der Lagerinnenfläche Download PDF

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Publication number
DE69823788T2
DE69823788T2 DE69823788T DE69823788T DE69823788T2 DE 69823788 T2 DE69823788 T2 DE 69823788T2 DE 69823788 T DE69823788 T DE 69823788T DE 69823788 T DE69823788 T DE 69823788T DE 69823788 T2 DE69823788 T2 DE 69823788T2
Authority
DE
Germany
Prior art keywords
bearing
annular area
hydrostatic
roughened
roughened annular
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
Application number
DE69823788T
Other languages
English (en)
Other versions
DE69823788D1 (de
Inventor
Joseph K Scharrer
Robert F Hecht
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.)
Raytheon Technologies Corp
Original Assignee
Boeing North American Inc
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=25537027&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE69823788(T2) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Boeing North American Inc filed Critical Boeing North American Inc
Application granted granted Critical
Publication of DE69823788D1 publication Critical patent/DE69823788D1/de
Publication of DE69823788T2 publication Critical patent/DE69823788T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
    • F16C32/0681—Construction or mounting aspects of hydrostatic bearings, for exclusively rotary movement, related to the direction of load
    • F16C32/0685—Construction or mounting aspects of hydrostatic bearings, for exclusively rotary movement, related to the direction of load for radial 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
    • F16C32/00—Bearings not otherwise provided for
    • F16C32/06—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings
    • F16C32/0629—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a liquid cushion, e.g. oil cushion
    • F16C32/064—Bearings not otherwise provided for with moving member supported by a fluid cushion formed, at least to a large extent, otherwise than by movement of the shaft, e.g. hydrostatic air-cushion bearings supported by a liquid cushion, e.g. oil cushion the liquid being supplied under pressure
    • F16C32/0651—Details of the bearing area per se
    • F16C32/0659—Details of the bearing area per se of pockets or grooves

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Magnetic Bearings And Hydrostatic Bearings (AREA)
DE69823788T 1997-12-16 1998-11-20 Hydrostatisches Lager mit einem aufgerauhten ringförmigen Bereich in der Lagerinnenfläche Expired - Lifetime DE69823788T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/991,256 US6056441A (en) 1997-12-16 1997-12-16 Tire track roughened orifice compensated hydrostatic bearing

Publications (2)

Publication Number Publication Date
DE69823788D1 DE69823788D1 (de) 2004-06-17
DE69823788T2 true DE69823788T2 (de) 2004-10-07

Family

ID=25537027

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69823788T Expired - Lifetime DE69823788T2 (de) 1997-12-16 1998-11-20 Hydrostatisches Lager mit einem aufgerauhten ringförmigen Bereich in der Lagerinnenfläche

Country Status (4)

Country Link
US (1) US6056441A (de)
EP (1) EP0926366B9 (de)
JP (1) JPH11241723A (de)
DE (1) DE69823788T2 (de)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6499881B2 (en) * 1999-01-15 2002-12-31 Zine Eddine Boutaghou Hydrodynamic bearings and boundary lubricated system with DLC bumps
FR2809782B1 (fr) * 2000-06-06 2002-10-25 Snecma Moteurs Palier fluide hydrostatique alveole et son procede de fabrication
DE50102688D1 (de) * 2001-10-12 2004-07-29 Ford Global Tech Inc Lagerhülse für ein Kurbelwellendrucklager
US7008111B2 (en) * 2002-12-16 2006-03-07 Aerojet-General Corporation Fluidics-balanced fluid bearing
KR100938919B1 (ko) 2007-08-22 2010-01-28 한국기계연구원 그루브가 형성된 포일 베어링
ES2395350B1 (es) * 2011-02-02 2014-09-09 Fagor, S. Coop. Prensa mecánica adaptada a procesos de conformado, en particular procesos de conformado en caliente
US9470263B2 (en) * 2015-02-19 2016-10-18 United Technologies Corporation Squeeze film damper
EP3795836A1 (de) * 2019-09-18 2021-03-24 Levitronix GmbH Zentrifugalpumpe und pumpengehäuse
US11353057B2 (en) 2019-12-03 2022-06-07 Elliott Company Journal and thrust gas bearing

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8421142D0 (en) * 1984-08-20 1984-09-26 Brown R D Damping device
US4671676A (en) * 1985-09-03 1987-06-09 Rockwell International Corporation Hydrostatic bearing
US5017023A (en) * 1990-05-24 1991-05-21 Rockwell International Corporation Asymmetrically stepped hydrostatic bearing
US5271677A (en) * 1990-07-16 1993-12-21 Lincoln Laser Company Method for eliminating whirl instability in a gas supported bearing
US5238308A (en) * 1992-05-04 1993-08-24 Rockwell International Corporation Adjustable gap hydrostatic element
US5310265A (en) * 1993-06-15 1994-05-10 Rockwell International Corporation Axially fed hydrostatic bearing/seal
US5433528A (en) * 1994-02-28 1995-07-18 Rockwell International Corporation Two pad axially grooved hydrostatic bearing
US5688053A (en) * 1995-08-31 1997-11-18 Konica Corporation Dynamic pressure bearing

Also Published As

Publication number Publication date
DE69823788D1 (de) 2004-06-17
EP0926366B9 (de) 2007-10-03
EP0926366B1 (de) 2004-05-12
JPH11241723A (ja) 1999-09-07
EP0926366A2 (de) 1999-06-30
US6056441A (en) 2000-05-02
EP0926366A3 (de) 2000-09-06

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Legal Events

Date Code Title Description
8363 Opposition against the patent
8327 Change in the person/name/address of the patent owner

Owner name: UNITED TECHNOLOGIES CORP., HARTFORD, CONN., US

8365 Fully valid after opposition proceedings