IT1237935B - Assieme di cuscinetto per motore - Google Patents

Assieme di cuscinetto per motore

Info

Publication number
IT1237935B
IT1237935B IT01900390A IT1900390A IT1237935B IT 1237935 B IT1237935 B IT 1237935B IT 01900390 A IT01900390 A IT 01900390A IT 1900390 A IT1900390 A IT 1900390A IT 1237935 B IT1237935 B IT 1237935B
Authority
IT
Italy
Prior art keywords
bearing assembly
housing
mounting device
device positions
shaft
Prior art date
Application number
IT01900390A
Other languages
English (en)
Other versions
IT9019003A0 (it
IT9019003A1 (it
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 IT9019003A0 publication Critical patent/IT9019003A0/it
Publication of IT9019003A1 publication Critical patent/IT9019003A1/it
Application granted granted Critical
Publication of IT1237935B publication Critical patent/IT1237935B/it

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
    • F16C37/00—Cooling of bearings
    • F16C37/007—Cooling of bearings of rolling bearings
    • 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
    • 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
    • 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
    • F16C2206/00—Materials with ceramics, cermets, hard carbon or similar non-metallic hard materials as main constituents
    • F16C2206/40—Ceramics, e.g. carbides, nitrides, oxides, borides of a metal
    • F16C2206/58—Ceramics, e.g. carbides, nitrides, oxides, borides of a metal based on ceramic nitrides
    • F16C2206/60—Silicon nitride (Si3N4)l
    • 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)
  • Mounting Of Bearings Or Others (AREA)
  • Rolling Contact Bearings (AREA)
IT01900390A 1989-01-03 1990-01-03 Assieme di cuscinetto per motore IT1237935B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/292,977 US4968158A (en) 1989-01-03 1989-01-03 Engine bearing assembly

Publications (3)

Publication Number Publication Date
IT9019003A0 IT9019003A0 (it) 1990-01-03
IT9019003A1 IT9019003A1 (it) 1990-07-04
IT1237935B true IT1237935B (it) 1993-06-19

Family

ID=23127069

Family Applications (1)

Application Number Title Priority Date Filing Date
IT01900390A IT1237935B (it) 1989-01-03 1990-01-03 Assieme di cuscinetto per motore

Country Status (6)

Country Link
US (1) US4968158A (it)
JP (1) JPH02221717A (it)
DE (1) DE3943101A1 (it)
FR (1) FR2641347A1 (it)
GB (1) GB2226608B (it)
IT (1) IT1237935B (it)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5052828A (en) * 1990-05-25 1991-10-01 General Electric Company Bearing assembly for use in high temperature operating environment
US5197808A (en) * 1991-03-08 1993-03-30 Nsk Ltd. Device for mounting annular body
DE4433021C2 (de) * 1994-09-16 1999-04-15 Forschungszentrum Juelich Gmbh Vorrichtung zur Brechung von Strömungswirbeln an einer tangential und turbulent umströmten Fläche
DE9419709U1 (de) * 1994-12-08 1996-04-04 Sihi GmbH & Co KG, 25524 Itzehoe Anordnung zum Zentrieren einer Buchse aus zugspannungsempfindlichem Werkstoff auf einer Welle
US5971706A (en) * 1997-12-03 1999-10-26 General Electric Company Inter-rotor bearing assembly
CA2321641A1 (en) 1998-02-27 1999-09-02 Allison Engine Company, Inc. Method and apparatus for mounting a bearing
US6318899B1 (en) * 1998-12-14 2001-11-20 Ceramic Engineering Consulting, Inc. Non-lubricated rolling element ball bearing
US6158894A (en) * 1999-07-28 2000-12-12 Saint-Gobain Ceramics & Plastics, Inc. All ceramic bearing
US7182519B2 (en) * 2004-06-24 2007-02-27 General Electric Company Methods and apparatus for assembling a bearing assembly
US8984858B2 (en) 2010-12-30 2015-03-24 Rolls-Royce Corporation Gas turbine engine
EP2503107B1 (de) * 2011-03-22 2014-05-07 MTU Aero Engines GmbH Lageranordnung, Strömungsmaschine sowie Verfahren
GB2495092B (en) * 2011-09-28 2014-01-01 Rolls Royce Plc Sealing arrangement
US9234439B2 (en) 2012-11-01 2016-01-12 United Technologies Corporation Gas turbine engine with bearing compartment wall cooling
US9909453B2 (en) 2015-05-19 2018-03-06 General Electric Company Lubrication system for a turbine engine
US10415429B2 (en) 2015-09-25 2019-09-17 General Electric Company Planet gearbox with cylindrical roller bearing with high density roller packing
US10234018B2 (en) 2015-10-19 2019-03-19 General Electric Company Planet gearbox with cylindrical roller bearing with under race lube scheme
ITUB20156062A1 (it) 2015-12-01 2017-06-01 Gen Electric Alloggiamento per l'uso in un motore a turboventilatore e procedimento di lavaggio di fluido da esso.
JP6619254B2 (ja) * 2016-02-12 2019-12-11 株式会社ササクラ 軸受冷却構造
US10422246B2 (en) 2016-10-24 2019-09-24 General Electric Company Bearing housing with impingement cooling system
US10710202B2 (en) 2017-07-18 2020-07-14 Raytheon Technologies Corporation Engine component stack and assembly thereof
FR3075897B1 (fr) * 2017-12-21 2020-01-17 Safran Aircraft Engines Dispositif de suspension de palier a raideur variable
CA3057920A1 (en) 2019-01-15 2020-07-15 Rolls-Royce Corporation Bearing for use in high speed application

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR491613A (fr) * 1917-11-21 1919-06-10 Alfred Harold Hindle Perfectionnements aux paliers à billes ou à rouleaux
GB595348A (en) * 1941-09-22 1947-12-03 Karl Baumann Improvements in internal combustion turbine plant
GB674738A (en) * 1948-07-21 1952-07-02 Riv Officine Di Villar Perosa Improvements in spinning and doubling spindles
FR1059967A (fr) * 1951-04-18 1954-03-30 Bristol Aeroplane Co Ltd Perfectionnements aux machines tournantes
GB961522A (en) * 1963-01-09 1964-06-24 Rolls Royce Bearing assembly
GB1013139A (en) * 1964-09-04 1965-12-15 Rolls Royce Gas turbine engine
US3480342A (en) * 1967-09-22 1969-11-25 Gen Electric Shaft journals
US3640591A (en) * 1970-03-04 1972-02-08 Us Air Force Rolling contact bearing having temperature compensation
GB1388533A (en) * 1973-02-20 1975-03-26 Kongsberg Vapenfab As Method for supporting a rotating body of an electric generator in a missile and a supporting arrangement for supporting such bodies
FR2518650B1 (fr) * 1981-12-22 1986-05-30 Snecma Dispositif de pilotage des jeux d'un palier inter-arbres de turbomachine multi-corps
EP0095196B1 (de) * 1982-05-26 1986-11-12 BBC Aktiengesellschaft Brown, Boveri & Cie. Federnde Stützeinrichtung für Wellenlager von schnelllaufenden Rotoren, insbesondere von Turbomaschinen
JPS61175313A (ja) * 1985-01-29 1986-08-07 Nippon Seiko Kk 間座付ころがり軸受
JP2603064B2 (ja) * 1985-05-04 1997-04-23 光洋精工株式会社 セラミツクス軸受の固定装置
JPH0654130B2 (ja) * 1986-01-23 1994-07-20 日本精工株式会社 ころがり軸受装置

Also Published As

Publication number Publication date
IT9019003A0 (it) 1990-01-03
GB2226608A (en) 1990-07-04
DE3943101A1 (de) 1990-07-05
US4968158A (en) 1990-11-06
GB2226608B (en) 1993-02-10
GB8928791D0 (en) 1990-02-28
FR2641347A1 (fr) 1990-07-06
IT9019003A1 (it) 1990-07-04
JPH02221717A (ja) 1990-09-04

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Legal Events

Date Code Title Description
0001 Granted