PL3851689T3 - Wspornik łożyska z łamliwymi wypustkami - Google Patents

Wspornik łożyska z łamliwymi wypustkami

Info

Publication number
PL3851689T3
PL3851689T3 PL21151902.0T PL21151902T PL3851689T3 PL 3851689 T3 PL3851689 T3 PL 3851689T3 PL 21151902 T PL21151902 T PL 21151902T PL 3851689 T3 PL3851689 T3 PL 3851689T3
Authority
PL
Poland
Prior art keywords
bearing support
frangible tabs
frangible
tabs
bearing
Prior art date
Application number
PL21151902.0T
Other languages
English (en)
Inventor
Guy Lefebvre
Francois Doyon
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 PL3851689T3 publication Critical patent/PL3851689T3/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
    • F16C—SHAFTS; FLEXIBLE SHAFTS; ELEMENTS OR CRANKSHAFT MECHANISMS; ROTARY BODIES OTHER THAN GEARING ELEMENTS; BEARINGS
    • F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
    • F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
    • F16C35/042—Housings for rolling element bearings for rotary movement
    • 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
    • F16C19/24—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 radial load mainly
    • F16C19/26—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 radial load mainly with a single row of rollers
    • 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
    • F16C33/00—Parts of bearings; Special methods for making bearings or parts thereof
    • F16C33/30—Parts of ball or roller bearings
    • F16C33/58—Raceways; Race rings
    • 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
    • F16C35/00—Rigid support of bearing units; Housings, e.g. caps, covers
    • F16C35/04—Rigid support of bearing units; Housings, e.g. caps, covers in the case of ball or roller bearings
    • F16C35/06—Mounting or dismounting of ball or roller bearings; Fixing them onto shaft or in housing
    • F16C35/07—Fixing them on the shaft or housing with interposition of an element
    • F16C35/077—Fixing them on the shaft or housing with interposition of an element between housing and outer race ring
    • 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)
  • Mounting Of Bearings Or Others (AREA)
PL21151902.0T 2020-01-15 2021-01-15 Wspornik łożyska z łamliwymi wypustkami PL3851689T3 (pl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US16/743,520 US11499447B2 (en) 2020-01-15 2020-01-15 Bearing support with frangible tabs

Publications (1)

Publication Number Publication Date
PL3851689T3 true PL3851689T3 (pl) 2024-04-08

Family

ID=74186533

Family Applications (1)

Application Number Title Priority Date Filing Date
PL21151902.0T PL3851689T3 (pl) 2020-01-15 2021-01-15 Wspornik łożyska z łamliwymi wypustkami

Country Status (4)

Country Link
US (1) US11499447B2 (pl)
EP (1) EP3851689B1 (pl)
CA (1) CA3105578A1 (pl)
PL (1) PL3851689T3 (pl)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102021115229A1 (de) * 2021-06-11 2022-12-15 MTU Aero Engines AG Lagerkammergehäuse für eine strömungsmaschine

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2326679B (en) * 1997-06-25 2000-07-26 Rolls Royce Plc Ducted fan gas turbine engine
US6447248B1 (en) 2000-10-20 2002-09-10 General Electric Company Bearing support fuse
US6402469B1 (en) * 2000-10-20 2002-06-11 General Electric Company Fan decoupling fuse
GB0216312D0 (en) * 2002-07-12 2002-08-21 Rolls Royce Plc Frangible coupling
FR2845126B1 (fr) * 2002-09-26 2004-12-03 Snecma Moteurs Dispositif decoupleur en traction
DE602004014154D1 (de) * 2003-07-29 2008-07-10 Pratt & Whitney Canada Turbofan-Triebwerksgehäuse, Turbofantriebwerk und entsprechendes Verfahren
US7097413B2 (en) 2004-05-12 2006-08-29 United Technologies Corporation Bearing support
FR2907861B1 (fr) * 2006-10-26 2008-12-26 Snecma Sa Agencement de palier d'un arbre tournant et turboreacteur equipe d'un tel agencement
US8061969B2 (en) * 2008-11-28 2011-11-22 Pratt & Whitney Canada Corp. Mid turbine frame system for gas turbine engine
FR2956695B1 (fr) * 2010-02-25 2012-11-16 Turbomeca Support de palier arriere souple avec butee pour turbomachine
FR2966208B1 (fr) * 2010-10-13 2012-12-28 Snecma Boitier de liaison entre un arbre d'entrainement de soufflante de moteur et un palier de roulement
US10196934B2 (en) 2016-02-11 2019-02-05 General Electric Company Rotor support system with shape memory alloy components for a gas turbine engine
CN107780984B (zh) * 2016-08-31 2019-09-20 中国航发商用航空发动机有限责任公司 可失效转子支承结构及航空发动机
US10738646B2 (en) * 2017-06-12 2020-08-11 Raytheon Technologies Corporation Geared turbine engine with gear driving low pressure compressor and fan at common speed, and failsafe overspeed protection and shear section

Also Published As

Publication number Publication date
US11499447B2 (en) 2022-11-15
CA3105578A1 (en) 2021-07-15
EP3851689A1 (en) 2021-07-21
EP3851689B1 (en) 2023-12-06
US20210215066A1 (en) 2021-07-15

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