FR2977636B1 - DEVICE FOR LUBRICATING A DOUBLE PROPELLER TURBOPROPULSOR INTERROBE BEARING BEARING - Google Patents
DEVICE FOR LUBRICATING A DOUBLE PROPELLER TURBOPROPULSOR INTERROBE BEARING BEARINGInfo
- Publication number
- FR2977636B1 FR2977636B1 FR1156107A FR1156107A FR2977636B1 FR 2977636 B1 FR2977636 B1 FR 2977636B1 FR 1156107 A FR1156107 A FR 1156107A FR 1156107 A FR1156107 A FR 1156107A FR 2977636 B1 FR2977636 B1 FR 2977636B1
- Authority
- FR
- France
- Prior art keywords
- bearing
- turbopropulsor
- interrobe
- lubricating
- double propeller
- 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
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
- F01D25/18—Lubricating arrangements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
- B64C11/30—Blade pitch-changing mechanisms
- B64C11/306—Blade pitch-changing mechanisms specially adapted for contrarotating propellers
- B64C11/308—Blade pitch-changing mechanisms specially adapted for contrarotating propellers automatic
-
- 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
- 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
- F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
- F02K—JET-PROPULSION PLANTS
- F02K3/00—Plants including a gas turbine driving a compressor or a ducted fan
- F02K3/02—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber
- F02K3/04—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type
- F02K3/072—Plants including a gas turbine driving a compressor or a ducted fan in which part of the working fluid by-passes the turbine and combustion chamber the plant including ducted fans, i.e. fans with high volume, low pressure outputs, for augmenting the jet thrust, e.g. of double-flow type with counter-rotating, e.g. fan rotors
-
- 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
- F16C19/55—Systems consisting of a plurality of bearings with rolling friction with intermediate floating or independently-driven rings rotating at reduced speed or with other differential ball or roller 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
- F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
- F16C33/30—Parts of ball or roller bearings
- F16C33/66—Special parts or details in view of lubrication
- F16C33/6637—Special parts or details in view of lubrication with liquid lubricant
- F16C33/6659—Details of supply of the liquid to the bearing, e.g. passages or nozzles
- F16C33/6677—Details of supply of the liquid to the bearing, e.g. passages or nozzles from radial inside, e.g. via a passage through the shaft and/or inner ring
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENTS OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D27/00—Arrangement or mounting of power plant in aircraft; Aircraft characterised thereby
- B64D2027/005—Aircraft with an unducted turbofan comprising contra-rotating rotors, e.g. contra-rotating open rotors [CROR]
-
- 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
- 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
- F16C19/02—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows
- F16C19/04—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly
- F16C19/06—Bearings with rolling contact, for exclusively rotary movement with bearing balls essentially of the same size in one or more circular rows for radial load mainly with a single row or balls
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/60—Efficient propulsion technologies, e.g. for aircraft
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1156107A FR2977636B1 (en) | 2011-07-06 | 2011-07-06 | DEVICE FOR LUBRICATING A DOUBLE PROPELLER TURBOPROPULSOR INTERROBE BEARING BEARING |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR1156107A FR2977636B1 (en) | 2011-07-06 | 2011-07-06 | DEVICE FOR LUBRICATING A DOUBLE PROPELLER TURBOPROPULSOR INTERROBE BEARING BEARING |
Publications (2)
Publication Number | Publication Date |
---|---|
FR2977636A1 FR2977636A1 (en) | 2013-01-11 |
FR2977636B1 true FR2977636B1 (en) | 2013-08-09 |
Family
ID=44543517
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
FR1156107A Active FR2977636B1 (en) | 2011-07-06 | 2011-07-06 | DEVICE FOR LUBRICATING A DOUBLE PROPELLER TURBOPROPULSOR INTERROBE BEARING BEARING |
Country Status (1)
Country | Link |
---|---|
FR (1) | FR2977636B1 (en) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR3010450B1 (en) * | 2013-09-12 | 2015-10-09 | Snecma | OIL CIRCULATION DEVICE AND TURBOMACHINE |
FR3024497B1 (en) * | 2014-07-31 | 2019-07-26 | Safran Aircraft Engines | TURBOMACHINE ASSEMBLY FOR DRIVING A FLOW FLUID ALREADY USED FOR A FEEDING ELEMENT |
FR3024498B1 (en) * | 2014-07-31 | 2019-07-12 | Safran Aircraft Engines | TURBOMACHINE ASSEMBLY COMPRISING TWO BODIES AND INTERNAL GUIDING MEANS OF FLOW FLUID TO A FEEDING ELEMENT |
FR3026135B1 (en) * | 2014-09-22 | 2020-08-14 | Snecma | TURBOMACHINE BEARING LUBRICATION DEVICE |
US10047632B2 (en) | 2014-11-24 | 2018-08-14 | Rolls-Royce North American Technologies, Inc. | Radially stacked intershaft bearing |
FR3037099B1 (en) * | 2015-06-02 | 2017-06-09 | Snecma | TURBOMACHINE ASSEMBLY COMPRISING A SYSTEM FOR CLEANING A FLUID FLOW, IN PARTICULAR A LUBRICANT |
US10047649B2 (en) | 2015-06-29 | 2018-08-14 | United Technologies Corporation | Concentric axial oil scoop |
US20180087404A1 (en) * | 2016-09-23 | 2018-03-29 | Rolls-Royce Corporation | Oil distributor |
FR3066558B1 (en) * | 2017-05-18 | 2019-07-19 | Safran Aircraft Engines | BLOWER MODULE WITH VARIABLE SHAFT BLADES |
FR3080650B1 (en) | 2018-04-26 | 2020-04-03 | Safran Aircraft Engines | LUBRICATION ASSEMBLY FOR A TURBOMACHINE |
FR3086326B1 (en) * | 2018-09-24 | 2020-10-09 | Safran Aircraft Engines | LUBRICATION SYSTEM OF A GUIDE BEARING OF A SHAFT OF AN AIRCRAFT TURBOMACHINE |
FR3100223A1 (en) * | 2019-08-30 | 2021-03-05 | Airbus Helicopters | Power transmission box, rotorcraft equipped with such a transmission box and associated variation method |
FR3110194B1 (en) * | 2020-05-13 | 2022-11-18 | Safran Aircraft Engines | AIRCRAFT TURBOMACHINE COMPRISING A DEVICE FOR LUBRICATING A BEARING |
FR3114122B1 (en) * | 2020-09-17 | 2023-12-22 | Safran Aircraft Engines | Turbomachine turbine |
FR3116078B1 (en) * | 2020-11-10 | 2022-12-30 | Safran Aircraft Engines | Turbomachine oil nozzle |
FR3125568B1 (en) * | 2021-07-24 | 2023-07-14 | Safran Trans Systems | Pivot for turbomachine mechanical reducer |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5272868A (en) * | 1993-04-05 | 1993-12-28 | General Electric Company | Gas turbine engine lubrication system |
FR2942203B1 (en) * | 2009-02-13 | 2011-04-22 | Snecma | SYSTEM OF CONTRAROTATIVE PROPELLERS WITH REDUCED SIZE |
FR2943035B1 (en) * | 2009-03-11 | 2012-09-28 | Snecma | DEVICE FOR DRIVING A PAIRE OF CONTRAROTIVE PROPELLERS BY AN EPYCYCLOIDAL TRAIN |
-
2011
- 2011-07-06 FR FR1156107A patent/FR2977636B1/en active Active
Also Published As
Publication number | Publication date |
---|---|
FR2977636A1 (en) | 2013-01-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
FR2977636B1 (en) | DEVICE FOR LUBRICATING A DOUBLE PROPELLER TURBOPROPULSOR INTERROBE BEARING BEARING | |
FR2987416B1 (en) | DEVICE FOR LUBRICATING AN EPICYCLOIDAL REDUCER. | |
FR2960520B1 (en) | AIRCRAFT COMPRISING A TRAIN | |
FR2972514B1 (en) | WEAR COMPENSATION DEVICE FOR GEAR. | |
FR2966507B1 (en) | LUBRICATION DEVICE WITH DERIVATION VALVE | |
FR2975811B1 (en) | DYNAMIC SIGNALING BASED ON POSITION | |
FR2987402B1 (en) | DEVICE FOR LUBRICATING AN EPICYCLOIDAL REDUCER COMPATIBLE WITH A MODULAR ASSEMBLY. | |
FR2982188B1 (en) | ELLIPTICAL BEARING MANIPULATOR DEVICE | |
FR2957284B1 (en) | MACHINING DEVICE | |
EP2538126A4 (en) | Pump device for lubrication oil | |
BR112014001266A2 (en) | lubricating oil composition | |
PL2715164T3 (en) | Self aligning oil film bearing | |
FR2984979B1 (en) | FRICTION DEVICE FOR A CLUTCH | |
DK2375092T3 (en) | Lubrication system for a bearing | |
BR112014005905A2 (en) | lubricating oil composition | |
BR112013030858A2 (en) | lubrication device and protective cover for a lubrication device | |
EP2749792A4 (en) | Lubricating oil supply device | |
FR2978121B1 (en) | PLATFORM CABIN SEPARATION ELEMENT COMPRISING A MECHANISM WITH AN OPENING SHAFT | |
FR2995126B1 (en) | DEVICE FOR MARKING A CABLE | |
FR2975574B1 (en) | SUSPENSION DEVICE FOR SOMMIER WITH ADJUSTABLE STIFFNESS | |
DK2166242T3 (en) | Oil lubricated bearing device with oil stripper | |
GB2496732B (en) | Marine engine lubrication | |
FR3000103B1 (en) | LUBRICATING COMPOSITION BASED ON POLYGLYCEROL ETHER | |
FR2974024B1 (en) | DEVICE FOR MAINTAINING A PREHENSER ARM. | |
FR2977816B1 (en) | DEVICE FOR DEGREASING A MECHANICAL PIECE |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PLFP | Fee payment |
Year of fee payment: 6 |
|
PLFP | Fee payment |
Year of fee payment: 7 |
|
PLFP | Fee payment |
Year of fee payment: 8 |
|
CD | Change of name or company name |
Owner name: SAFRAN AIRCRAFT ENGINES, FR Effective date: 20170719 |
|
PLFP | Fee payment |
Year of fee payment: 10 |
|
PLFP | Fee payment |
Year of fee payment: 11 |
|
PLFP | Fee payment |
Year of fee payment: 12 |
|
PLFP | Fee payment |
Year of fee payment: 13 |