IN2014CN03566A - - Google Patents

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Publication number
IN2014CN03566A
IN2014CN03566A IN3566CHN2014A IN2014CN03566A IN 2014CN03566 A IN2014CN03566 A IN 2014CN03566A IN 3566CHN2014 A IN3566CHN2014 A IN 3566CHN2014A IN 2014CN03566 A IN2014CN03566 A IN 2014CN03566A
Authority
IN
India
Prior art keywords
spring element
bearing
annular
mounting
disposed
Prior art date
Application number
Other languages
English (en)
Inventor
Kevin Michael Do
Benjamin Johannes Seppala
David Garry Kerry
Original Assignee
Gen Electric
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 Gen Electric filed Critical Gen Electric
Publication of IN2014CN03566A publication Critical patent/IN2014CN03566A/en

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
    • F01D25/162—Bearing supports
    • F01D25/164—Flexible supports; Vibration damping means associated with 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
    • 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
    • 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
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/54—Systems consisting of a plurality of bearings with rolling friction
    • 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
    • F16C19/545—Systems comprising at least one rolling bearing for radial load in combination with at least one rolling bearing for axial load
    • 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)
  • Rolling Contact Bearings (AREA)
  • Support Of The Bearing (AREA)
  • Mounting Of Bearings Or Others (AREA)
IN3566CHN2014 2011-11-01 2012-10-31 IN2014CN03566A (cs)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US13/286,792 US8727629B2 (en) 2011-11-01 2011-11-01 Series bearing support apparatus for a gas turbine engine
PCT/US2012/062781 WO2013066995A1 (en) 2011-11-01 2012-10-31 Series bearing support apparatus for a gas turbine engine

Publications (1)

Publication Number Publication Date
IN2014CN03566A true IN2014CN03566A (cs) 2015-07-03

Family

ID=47192147

Family Applications (1)

Application Number Title Priority Date Filing Date
IN3566CHN2014 IN2014CN03566A (cs) 2011-11-01 2012-10-31

Country Status (8)

Country Link
US (1) US8727629B2 (cs)
EP (1) EP2773852A1 (cs)
JP (1) JP5830177B2 (cs)
CN (1) CN104011335B (cs)
BR (1) BR112014010449A2 (cs)
CA (1) CA2853937C (cs)
IN (1) IN2014CN03566A (cs)
WO (1) WO2013066995A1 (cs)

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WO2015042553A1 (en) * 2013-09-23 2015-03-26 United Technologies Corporation Gas turbine engine aft bearing arrangement
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US9784128B2 (en) * 2014-04-24 2017-10-10 United Technologies Corporation Systems and methods for engine bearings
GB201421880D0 (en) * 2014-12-09 2015-01-21 Rolls Royce Plc Bearing structure
GB201421881D0 (en) 2014-12-09 2015-01-21 Rolls Royce Plc Bearing structure
US9702404B2 (en) * 2015-10-28 2017-07-11 United Technologies Corporation Integral centering spring and bearing support and method of supporting multiple damped bearings
US9677659B1 (en) * 2016-01-28 2017-06-13 General Electric Company Gearbox planet attenuation spring damper
US10274071B2 (en) * 2016-01-28 2019-04-30 General Electric Company Gearbox planet squeeze film damper
US10041534B2 (en) * 2016-02-08 2018-08-07 General Electric Company Bearing outer race retention during high load events
US10358942B2 (en) * 2016-02-25 2019-07-23 General Electric Company Core differential bearing with centering spring and squeeze film damper
US10100875B2 (en) 2016-07-26 2018-10-16 General Electric Company Roller bearing and systems including such
US10030708B2 (en) 2016-07-29 2018-07-24 General Electric Company Roller bearing cage for use in a gearbox
US10138940B2 (en) 2016-08-09 2018-11-27 General Electric Company Roller bearing cage for use in a gearbox
US10823064B2 (en) * 2016-10-06 2020-11-03 General Electric Company Gas turbine engine
US10228024B2 (en) 2017-01-10 2019-03-12 General Electric Company Reduced-weight bearing pins and methods of manufacturing such bearing pins
US10247298B2 (en) 2017-01-10 2019-04-02 General Electric Company Resilient bearing pin and gear assemblies including resilient bearing pins
US10247297B2 (en) 2017-01-18 2019-04-02 General Electric Company Apparatus for a gearbox with multiple scavenge ports
US10408304B2 (en) 2017-02-07 2019-09-10 General Electric Company Gears having reduced roller element stresses and methods of manufacturing such gears
US10260563B2 (en) 2017-05-18 2019-04-16 General Electric Company Bearing cages for roller bearing assemblies
US10451113B2 (en) 2017-05-18 2019-10-22 General Electric Company Bearing cages for roller bearing assemblies
FR3066550B1 (fr) * 2017-05-18 2019-07-12 Safran Aircraft Engines Dispositif pour le centrage et le guidage en rotation d'un arbre de turbomachine comportant des moyens de retention axiale de bague exterieure de palier
CN107143583B (zh) * 2017-05-19 2019-04-26 中国航发湖南动力机械研究所 一种传动轴装置
TWI701893B (zh) 2017-07-12 2020-08-11 美商江森自控技術公司 自定心軸承組件及蒸汽壓縮系統
CN109424636B (zh) * 2017-08-29 2020-12-29 中国航发商用航空发动机有限责任公司 多转子用轴承及航空发动机
US10385961B2 (en) 2017-10-25 2019-08-20 General Electric Company Planetary gear system
US11015527B2 (en) * 2017-11-22 2021-05-25 Raytheon Technologies Corporation Engine bearing offset and load
US10823191B2 (en) * 2018-03-15 2020-11-03 General Electric Company Gas turbine engine arrangement with ultra high pressure compressor
GB201917773D0 (en) 2019-12-05 2020-01-22 Rolls Royce Plc High power epicyclic gearbox and operation thereof
US10794222B1 (en) 2019-08-14 2020-10-06 General Electric Company Spring flower ring support assembly for a bearing
GB201917774D0 (en) 2019-12-05 2020-01-22 Rolls Royce Plc Gas turbine engine arrangement
GB201917765D0 (en) 2019-12-05 2020-01-22 Rolls Royce Plc Aircraft engine
GB201917764D0 (en) 2019-12-05 2020-01-22 Rolls Royce Plc Reliable gearbox for gas turbine engine
US11828235B2 (en) 2020-12-08 2023-11-28 General Electric Company Gearbox for a gas turbine engine utilizing shape memory alloy dampers
CN112855776A (zh) * 2021-02-04 2021-05-28 中国航发沈阳发动机研究所 一种滚珠滚棒双轴承支撑结构
CN112943901A (zh) * 2021-02-05 2021-06-11 中国航发沈阳发动机研究所 一种齿轮传动结构
GB202110451D0 (en) 2021-07-21 2021-09-01 Rolls Royce Plc Roller bearing arrangement for a gas turbine engine
CN113803374A (zh) * 2021-09-22 2021-12-17 中国航发沈阳发动机研究所 一种转轴支撑结构
CN113790216A (zh) * 2021-09-22 2021-12-14 中国航发沈阳发动机研究所 一种转轴双轴承支撑结构
US12392371B2 (en) * 2023-07-19 2025-08-19 Unison Industries, Llc Air turbine starter with fluid damping assembly
US12392372B2 (en) * 2024-01-30 2025-08-19 Miba Industrial Bearings U.S. LLC Squeeze film damper and a rotating machinery

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Also Published As

Publication number Publication date
JP5830177B2 (ja) 2015-12-09
CN104011335B (zh) 2016-05-04
WO2013066995A1 (en) 2013-05-10
EP2773852A1 (en) 2014-09-10
CA2853937A1 (en) 2013-05-10
CN104011335A (zh) 2014-08-27
CA2853937C (en) 2017-08-08
JP2014532832A (ja) 2014-12-08
BR112014010449A2 (pt) 2017-04-18
US20130108440A1 (en) 2013-05-02
US8727629B2 (en) 2014-05-20

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