PL3572690T3 - Przekładnia planetarna posiadająca odpowiednie łożyska poprzeczne - Google Patents

Przekładnia planetarna posiadająca odpowiednie łożyska poprzeczne

Info

Publication number
PL3572690T3
PL3572690T3 PL19176539T PL19176539T PL3572690T3 PL 3572690 T3 PL3572690 T3 PL 3572690T3 PL 19176539 T PL19176539 T PL 19176539T PL 19176539 T PL19176539 T PL 19176539T PL 3572690 T3 PL3572690 T3 PL 3572690T3
Authority
PL
Poland
Prior art keywords
journal bearings
planetary gearbox
compliant
compliant journal
gearbox
Prior art date
Application number
PL19176539T
Other languages
English (en)
Inventor
Vincent Savaria
Michel Desjardins
Original Assignee
Pratt & Whitney Canada 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 Pratt & Whitney Canada Corp. filed Critical Pratt & Whitney Canada Corp.
Publication of PL3572690T3 publication Critical patent/PL3572690T3/pl

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
    • 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
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/0467—Elements of gearings to be lubricated, cooled or heated
    • F16H57/0479—Gears or bearings on planet carriers
    • 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
    • F01D25/166—Sliding contact bearing
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02C—GAS-TURBINE PLANTS; AIR INTAKES FOR JET-PROPULSION PLANTS; CONTROLLING FUEL SUPPLY IN AIR-BREATHING JET-PROPULSION PLANTS
    • F02C7/00—Features, components parts, details or accessories, not provided for in, or of interest apart form groups F02C1/00 - F02C6/00; Air intakes for jet-propulsion plants
    • F02C7/36—Power transmission arrangements between the different shafts of the gas turbine plant, or between the gas-turbine plant and the power user
    • 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
    • F16H—GEARING
    • F16H1/00—Toothed gearings for conveying rotary motion
    • F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
    • 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
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/08—General details of gearing of gearings with members having orbital motion
    • F16H57/082—Planet carriers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2240/00—Components
    • F05D2240/50—Bearings
    • F05D2240/54—Radial bearings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2250/00—Geometry
    • F05D2250/30—Arrangement of components
    • F05D2250/36—Arrangement of components in inner-outer relationship, e.g. shaft-bearing arrangements
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/40—Transmission of power
    • F05D2260/403—Transmission of power through the shape of the drive components
    • F05D2260/4031—Transmission of power through the shape of the drive components as in toothed gearing
    • F05D2260/40311—Transmission of power through the shape of the drive components as in toothed gearing of the epicyclical, planetary or differential type
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
    • F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
    • F05D2260/00—Function
    • F05D2260/98—Lubrication
    • 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
    • F16H—GEARING
    • F16H1/00—Toothed gearings for conveying rotary motion
    • F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
    • F16H2001/2881—Toothed gearings for conveying rotary motion with gears having orbital motion comprising two axially spaced central gears, i.e. ring or sun gear, engaged by at least one common orbital gear wherein one of the central gears is forming the output
    • 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
    • F16H—GEARING
    • F16H1/00—Toothed gearings for conveying rotary motion
    • F16H1/28—Toothed gearings for conveying rotary motion with gears having orbital motion
    • F16H2001/289—Toothed gearings for conveying rotary motion with gears having orbital motion comprising two or more coaxial and identical sets of orbital gears, e.g. for distributing torque between the coaxial sets
    • 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
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/08—General details of gearing of gearings with members having orbital motion
    • F16H2057/085—Bearings for orbital gears
    • 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
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/048—Type of gearings to be lubricated, cooled or heated
    • F16H57/0482—Gearings with gears having orbital motion
    • F16H57/0486—Gearings with gears having orbital motion with fixed gear ratio

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Retarders (AREA)
  • General Details Of Gearings (AREA)
PL19176539T 2018-05-25 2019-05-24 Przekładnia planetarna posiadająca odpowiednie łożyska poprzeczne PL3572690T3 (pl)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201862676614P 2018-05-25 2018-05-25
US16/196,447 US10683773B2 (en) 2018-05-25 2018-11-20 Planetary gearbox having compliant journal bearings
EP19176539.5A EP3572690B1 (en) 2018-05-25 2019-05-24 Planetary gearbox having compliant journal bearings

Publications (1)

Publication Number Publication Date
PL3572690T3 true PL3572690T3 (pl) 2021-10-11

Family

ID=66647309

Family Applications (2)

Application Number Title Priority Date Filing Date
PL19176539T PL3572690T3 (pl) 2018-05-25 2019-05-24 Przekładnia planetarna posiadająca odpowiednie łożyska poprzeczne
PL21164422.4T PL3869064T3 (pl) 2018-05-25 2019-05-24 Przekładnia planetarna posiadająca odpowiednie łożyska poprzeczne

Family Applications After (1)

Application Number Title Priority Date Filing Date
PL21164422.4T PL3869064T3 (pl) 2018-05-25 2019-05-24 Przekładnia planetarna posiadająca odpowiednie łożyska poprzeczne

Country Status (4)

Country Link
US (2) US10683773B2 (pl)
EP (2) EP3572690B1 (pl)
CA (1) CA3044130A1 (pl)
PL (2) PL3572690T3 (pl)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11174782B2 (en) * 2017-02-10 2021-11-16 Pratt & Whitney Canada Corp. Planetary gearbox for gas turbine engine
FR3071026B1 (fr) * 2017-09-12 2020-02-28 Safran Transmission Systems Pivot pour palier lisse et train d'engrenages
DE102018212160A1 (de) * 2018-07-20 2020-01-23 Rolls-Royce Deutschland Ltd & Co Kg Getriebeanordnung und Verfahren zu deren Herstellung
US11174916B2 (en) 2019-03-21 2021-11-16 Pratt & Whitney Canada Corp. Aircraft engine reduction gearbox
US11377199B2 (en) * 2020-01-28 2022-07-05 Pratt & Whitney Canada Corp. Planetary gearbox for gas turbine engine
GB202005025D0 (en) * 2020-04-06 2020-05-20 Rolls Royce Plc Gearboxes for aircraft gas turbine engines
US11542829B2 (en) * 2020-05-06 2023-01-03 Ge Avio S.R.L. Turbomachines and epicyclic gear assemblies with axially offset sun and ring gears
FR3111400B1 (fr) 2020-06-11 2022-05-13 Safran Trans Systems Reducteur mecanique de turbomachine d’aeronef
IT202000014206A1 (it) * 2020-06-15 2021-12-15 Ge Avio Srl Turbomacchine e gruppi ad ingranaggi epicicloidali con disposizione composta simmetrica
US11643972B2 (en) * 2020-06-15 2023-05-09 Ge Avio S.R.L. Turbomachines and epicyclic gear assemblies with symmetrical compound arrangement
EP3926213A1 (en) * 2020-06-19 2021-12-22 Ge Avio S.r.l. Epicyclic gearing with press-fit collar with reduced edge contact stress concentrations
DE102020122430A1 (de) 2020-08-27 2022-03-03 Rolls-Royce Deutschland Ltd & Co Kg Planetengetriebe
EP4056469B1 (en) * 2021-03-11 2023-05-24 Leonardo S.p.A. Aircraft capable of hovering
US11268453B1 (en) 2021-03-17 2022-03-08 Pratt & Whitney Canada Corp. Lubrication system for aircraft engine reduction gearbox
IT202100015386A1 (it) * 2021-06-11 2022-12-11 Ge Avio Srl Turbomacchine e gruppi ad ingranaggi epicicloidali con canali di lubrificazione
FR3125568B1 (fr) * 2021-07-24 2023-07-14 Safran Trans Systems Pivot pour réducteur mécanique de turbomachine
FR3126145B1 (fr) * 2021-08-10 2024-01-05 Safran Trans Systems Arbre cannelé
US11821364B2 (en) * 2021-08-20 2023-11-21 Pratt & Whitney Canada Corp. Shaped cavity at interface between journal bearing and rotor
US11814975B2 (en) * 2021-08-20 2023-11-14 Pratt & Whitney Canada Corp. Feed circuit with slot(s) at interface between journal bearing and rotor
US11873767B2 (en) * 2021-10-22 2024-01-16 Ge Avio S.R.L. Gearbox configurations for clockwise and counterclockwise propeller rotation
CN114321292B (zh) * 2021-12-31 2023-08-22 浙江炜粒传动有限公司 一种高稳定性的减速机

Family Cites Families (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1425430A (en) * 1918-05-06 1922-08-08 Skayef Ball Bearing Company Planetary gear
US1678798A (en) * 1923-02-27 1928-07-31 Electro Motive Devices Inc Art of and means for effecting power transmission
FR938913A (fr) 1946-12-31 1948-10-28 P Jacottet Ets Engrenages épicycloïdaux et hypocycloïdaux perfectionnés
US3307433A (en) 1963-12-02 1967-03-07 Curtiss Wright Corp Compound planetary speed reducer with adjustable gearing
US3381548A (en) * 1966-07-25 1968-05-07 Wuelfel Eisenwerk Planetary gearing
US4325589A (en) * 1977-01-21 1982-04-20 Carl Hurth Maschinen- Und Zahnradfabrik Gmbh & Co. Support of a machine part which rotates on a bolt or the like
US5033997A (en) * 1989-08-01 1991-07-23 Sundstrand Corporation Actuator without through shaft
US5102379A (en) 1991-03-25 1992-04-07 United Technologies Corporation Journal bearing arrangement
US5310391A (en) * 1991-05-23 1994-05-10 Takashi Takahashi Compound planetary gear transmission having load equalization means
IT1250861B (it) 1991-11-12 1995-04-21 Fiat Avio Spa Riduttore di velocita' epicicloidale atto ad essere inserito nella trasmissione tra una turbina a gas ed il compressore d'aria di un motore aeronautico.
JPH0742817A (ja) * 1993-08-05 1995-02-10 Aisin Seiki Co Ltd 動力伝達装置の潤滑油供給構造
US6223616B1 (en) * 1999-12-22 2001-05-01 United Technologies Corporation Star gear system with lubrication circuit and lubrication method therefor
US6663530B2 (en) 2001-12-14 2003-12-16 Pratt & Whitney Canada Corp. Zero twist carrier
US6964155B2 (en) 2002-12-30 2005-11-15 United Technologies Corporation Turbofan engine comprising an spicyclic transmission having bearing journals
US20090062058A1 (en) 2007-08-27 2009-03-05 Kimes John W Plantary Transmission Having Double Helical Teeth
AT509624B1 (de) * 2010-04-14 2012-04-15 Miba Gleitlager Gmbh Windkraftanlage
US8574118B2 (en) * 2011-05-31 2013-11-05 United Technologies Corporation Journal pin for gear system
US8899916B2 (en) 2011-08-30 2014-12-02 United Technologies Corporation Torque frame and asymmetric journal bearing for fan drive gear system
GB201219544D0 (en) * 2012-10-31 2012-12-12 Rolls Royce Deutschland Geared compressor for gas turbine engine
WO2015108709A1 (en) * 2014-01-20 2015-07-23 United Technologies Corporation Lightweight journal support pin
DE102015201248B3 (de) * 2015-01-26 2016-06-02 Schaeffler Technologies AG & Co. KG Gleitlageranordnung eines Drehelements auf einem Lagerbolzen, insbesondere eines Planetenrades auf einem Planetenradbolzen eines Planetenradgetriebes
JP6194911B2 (ja) * 2015-03-13 2017-09-13 トヨタ自動車株式会社 ハイブリッド車両の潤滑構造
US10443708B2 (en) 2015-06-23 2019-10-15 United Technologies Corporation Journal bearing for rotating gear carrier
US10767753B2 (en) * 2015-06-25 2020-09-08 Raytheon Technologies Corporation Rolling element cage for geared turbofan
JP6628518B2 (ja) * 2015-07-31 2020-01-08 川崎重工業株式会社 歯車の冷却構造
US10066734B2 (en) 2015-12-07 2018-09-04 United Technologies Corporation Gear driven gas turbine engine assembly
EP3290751B2 (de) * 2016-09-02 2023-12-13 Flender GmbH Planetengetriebe
ES2864648T3 (es) * 2016-10-05 2021-10-14 Flender Gmbh Cojinete para una rueda planetaria de un engranaje planetario
US10247298B2 (en) 2017-01-10 2019-04-02 General Electric Company Resilient bearing pin and gear assemblies including resilient bearing pins
FR3065773B1 (fr) * 2017-04-27 2020-03-06 Safran Transmission Systems Porte-satellites a cage pour un reducteur de vitesse a train epicycloidal
US10519871B2 (en) * 2017-05-18 2019-12-31 Pratt & Whitney Canada Corp. Support assembly for a propeller shaft
FR3069300B1 (fr) * 2017-07-20 2019-07-26 Safran Transmission Systems Ensemble comportant un rouet de lubrification et des gicleurs de lubrifiant, pour un reducteur de vitesse a train epicycloidal de turbomachine
US10662879B2 (en) * 2017-08-08 2020-05-26 Pratt & Whitney Canada Corp. Epicyclic gear stage
SE541311C2 (en) * 2017-10-13 2019-06-25 Scania Cv Ab Lubrication system for a planetary gear
FR3090061B1 (fr) * 2018-12-13 2021-01-29 Safran Trans Systems Porte-satellites pour un reducteur de vitesse

Also Published As

Publication number Publication date
US20190360356A1 (en) 2019-11-28
US10683773B2 (en) 2020-06-16
EP3572690B1 (en) 2021-03-24
PL3869064T3 (pl) 2023-01-23
EP3572690A1 (en) 2019-11-27
US11300007B2 (en) 2022-04-12
EP3869064A1 (en) 2021-08-25
US20200263564A1 (en) 2020-08-20
CA3044130A1 (en) 2019-11-25
EP3869064B1 (en) 2022-10-05

Similar Documents

Publication Publication Date Title
PL3869064T3 (pl) Przekładnia planetarna posiadająca odpowiednie łożyska poprzeczne
EP3682143A4 (en) DIFFERENTIAL PLANETARY GEAR
GB201817229D0 (en) Epicyclic gearbox
GB201918777D0 (en) Shaft bearing arrangement
EP3333459A4 (en) LUBRICATION STRUCTURE OF PLANETARY GEAR DEVICE
EP3434756A4 (en) LUBRICATING OIL COMPOSITION AND LUBRICATION METHOD
GB2573638B (en) Epicyclic gearbox
EP3530719A4 (en) LUBRICANT COMPOSITION, LUBRICATION METHOD AND GEARBOX
SI3746529T1 (sl) Mazivni sestavek
GB201918782D0 (en) Shaft bearing arrangement
GB201918783D0 (en) Shaft with three bearings
EP3994367C0 (en) FLEXIBLE SHEET THRUST BEARING
EP3502499B8 (en) Fuel lubricated foil bearing
EP3460030A4 (en) HYDROGROUBLE COMPOSITION AND WATER LUBRICATION SYSTEM
EP3458733A4 (en) INTEGRATED SMOOTH BEARING
EP4023908C0 (de) Getriebe mit zumindest einer planetengetriebestufe
EP3676358A4 (en) TRANSMISSION LUBRICANT COMPOSITION
GB201714578D0 (en) Gear pump bearing
EP3431820A4 (en) LUBRICATION GUIDANCE STRUCTURE IN AN AUTOMATIC GEARBOX
GB2594382B (en) Process lubricated bearings
EP3375852A4 (en) LUBRICATING COMPOSITION AND LUBRICATION METHOD
EP4092292A4 (en) TRANSMISSION
PL3899295T3 (pl) Hydrodynamiczne łożysko ślizgowe
CA189139S (en) Journal
SG11202012019RA (en) Lubrication method