DE602008004814D1 - Bläserwellenrückhaltung - Google Patents

Bläserwellenrückhaltung

Info

Publication number
DE602008004814D1
DE602008004814D1 DE602008004814T DE602008004814T DE602008004814D1 DE 602008004814 D1 DE602008004814 D1 DE 602008004814D1 DE 602008004814 T DE602008004814 T DE 602008004814T DE 602008004814 T DE602008004814 T DE 602008004814T DE 602008004814 D1 DE602008004814 D1 DE 602008004814D1
Authority
DE
Germany
Prior art keywords
fan shaft
shaft retention
retention
fan
shaft
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.)
Active
Application number
DE602008004814T
Other languages
English (en)
Inventor
James B Coffin
Kevin G Vanduyn
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
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Publication of DE602008004814D1 publication Critical patent/DE602008004814D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01—MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01D—NON-POSITIVE DISPLACEMENT MACHINES OR ENGINES, e.g. STEAM TURBINES
    • F01D25/00—Component parts, details, or accessories, not provided for in, or of interest apart from, other groups
    • F01D25/16—Arrangement of bearings; Supporting or mounting bearings in casings
    • 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
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/22—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings
    • F16C19/34—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load
    • F16C19/36—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of rollers
    • F16C19/364—Bearings with rolling contact, for exclusively rotary movement with bearing rollers essentially of the same size in one or more circular rows, e.g. needle bearings for both radial and axial load with a single row of rollers with tapered rollers, i.e. rollers having essentially the shape of a truncated cone
    • 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
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/54—Systems consisting of a plurality of bearings with rolling friction
    • F16C19/546—Systems with spaced apart rolling bearings including at least one angular contact bearing
    • F16C19/547—Systems with spaced apart rolling bearings including at least one angular contact bearing with two angular contact rolling bearings
    • F16C19/548—Systems with spaced apart rolling bearings including at least one angular contact bearing with two angular contact rolling bearings in O-arrangement
    • 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
    • F16C25/083—Ball or roller bearings self-adjusting with resilient means acting axially on a race ring to preload the bearing
    • 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
    • F16C2360/00—Engines or pumps
    • F16C2360/23—Gas turbine engines

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Support Of The Bearing (AREA)
  • Rolling Contact Bearings (AREA)
DE602008004814T 2007-11-13 2008-11-07 Bläserwellenrückhaltung Active DE602008004814D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/938,963 US9605560B2 (en) 2007-11-13 2007-11-13 Fan shaft retention

Publications (1)

Publication Number Publication Date
DE602008004814D1 true DE602008004814D1 (de) 2011-03-17

Family

ID=40364396

Family Applications (1)

Application Number Title Priority Date Filing Date
DE602008004814T Active DE602008004814D1 (de) 2007-11-13 2008-11-07 Bläserwellenrückhaltung

Country Status (3)

Country Link
US (1) US9605560B2 (de)
EP (1) EP2060809B1 (de)
DE (1) DE602008004814D1 (de)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2010048622A2 (en) * 2008-10-24 2010-04-29 Twin Disc, Inc. Bearing arrangement for heavy duty marine transmission
US8381878B2 (en) * 2009-11-12 2013-02-26 United Technologies Corporation Oil capture and bypass system
US9784181B2 (en) 2009-11-20 2017-10-10 United Technologies Corporation Gas turbine engine architecture with low pressure compressor hub between high and low rotor thrust bearings
US8439637B2 (en) 2009-11-20 2013-05-14 United Technologies Corporation Bellows preload and centering spring for a fan drive gear system
US8777793B2 (en) 2011-04-27 2014-07-15 United Technologies Corporation Fan drive planetary gear system integrated carrier and torque frame
EP3779146A1 (de) 2011-12-30 2021-02-17 Raytheon Technologies Corporation Gasturbinenmotorschmierung
US8863491B2 (en) 2012-01-31 2014-10-21 United Technologies Corporation Gas turbine engine shaft bearing configuration
US10400629B2 (en) 2012-01-31 2019-09-03 United Technologies Corporation Gas turbine engine shaft bearing configuration
US9038366B2 (en) 2012-01-31 2015-05-26 United Technologies Corporation LPC flowpath shape with gas turbine engine shaft bearing configuration
US9022684B2 (en) 2012-02-06 2015-05-05 United Technologies Corporation Turbine engine shaft coupling
US9115598B2 (en) * 2012-06-05 2015-08-25 United Technologies Corporation Front bearing support for a fan drive gear system
US9945262B2 (en) * 2015-02-18 2018-04-17 United Technologies Corporation Modular components for gas turbine engines
US9702404B2 (en) 2015-10-28 2017-07-11 United Technologies Corporation Integral centering spring and bearing support and method of supporting multiple damped bearings
GB2583129A (en) * 2019-04-18 2020-10-21 Rolls Royce Plc A shaft catcher system
FR3110934B1 (fr) * 2020-05-29 2022-06-03 Safran Aircraft Engines Dispositif de support d’un arbre de soufflante d’une turbomachine, turbomachine munie de celui-ci

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2801881A (en) * 1956-03-23 1957-08-06 John F Campbell Open orifice nozzle and valve
US3792586A (en) * 1973-01-22 1974-02-19 Avco Corp Bearing assembly systems
US3909085A (en) * 1973-09-08 1975-09-30 Rolls Royce 1971 Ltd Preloaded bearings
JPS5552091Y2 (de) * 1976-04-30 1980-12-03
US4598600A (en) * 1983-12-05 1986-07-08 United Technologies Corporation Bearing support structure
US5316393A (en) * 1992-09-30 1994-05-31 The United States Of America As Represented By The Secretary Of The Navy Duplex rolling element bearing mounting for ensuring preload control
US5836739A (en) * 1995-03-17 1998-11-17 Rolls-Royce Plc Gas turbine engine
US6082959A (en) * 1998-12-22 2000-07-04 United Technologies Corporation Method and apparatus for supporting a rotatable shaft within a gas turbine engine
US6331078B1 (en) * 1998-12-23 2001-12-18 United Technologies Corporation Turbine engine bearing
US6312215B1 (en) * 2000-02-15 2001-11-06 United Technologies Corporation Turbine engine windmilling brake
US6349683B1 (en) * 2000-07-06 2002-02-26 Aerodyne Research, Inc. Miniature generator
US6491497B1 (en) * 2000-09-22 2002-12-10 General Electric Company Method and apparatus for supporting rotor assemblies during unbalances
US6447248B1 (en) * 2000-10-20 2002-09-10 General Electric Company Bearing support fuse
US6464401B1 (en) * 2001-01-26 2002-10-15 United Technologies Corporation High load capacity bi-directional tapered roller bearing
US6428269B1 (en) * 2001-04-18 2002-08-06 United Technologies Corporation Turbine engine bearing support
US7014026B2 (en) * 2001-06-07 2006-03-21 Drussel Wilfley Design, L.L.C. Manual/automatic pressure control mechanism for centrifugal clutch
GB2401651B (en) * 2003-05-14 2006-03-01 Rolls Royce Plc A gas turbine engine
US7490461B2 (en) * 2005-10-19 2009-02-17 General Electric Company Gas turbine engine assembly and methods of assembling same

Also Published As

Publication number Publication date
US20090123271A1 (en) 2009-05-14
EP2060809A1 (de) 2009-05-20
US9605560B2 (en) 2017-03-28
EP2060809B1 (de) 2011-02-02

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