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GB2372297B - Mounting device for a blade foot of a propeller in a hub - Google Patents

Mounting device for a blade foot of a propeller in a hub

Info

Publication number
GB2372297B
GB2372297B GB0128085A GB0128085A GB2372297B GB 2372297 B GB2372297 B GB 2372297B GB 0128085 A GB0128085 A GB 0128085A GB 0128085 A GB0128085 A GB 0128085A GB 2372297 B GB2372297 B GB 2372297B
Authority
GB
United Kingdom
Prior art keywords
propeller
hub
mounting device
blade foot
foot
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.)
Expired - Fee Related
Application number
GB0128085A
Other versions
GB0128085D0 (en
GB2372297A (en
Inventor
Jean Jacques Forest
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
NTN SNR Roulements SA
Original Assignee
Societe Nouvelle de Roulements SNR SA
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 Societe Nouvelle de Roulements SNR SA filed Critical Societe Nouvelle de Roulements SNR SA
Publication of GB0128085D0 publication Critical patent/GB0128085D0/en
Publication of GB2372297A publication Critical patent/GB2372297A/en
Application granted granted Critical
Publication of GB2372297B publication Critical patent/GB2372297B/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

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
    • F16C19/00—Bearings with rolling contact, for exclusively rotary movement
    • F16C19/49—Bearings with both balls and rollers
    • 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
    • B64C11/02—Hub construction
    • B64C11/04—Blade mountings
    • B64C11/06—Blade mountings for variable-pitch blades
    • 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
    • F16C43/00—Assembling bearings
    • F16C43/04—Assembling rolling-contact bearings
    • F16C43/06—Placing rolling bodies in cages or 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
    • F16C2300/00—Application independent of particular apparatuses
    • F16C2300/10—Application independent of particular apparatuses related to size
    • F16C2300/14—Large applications, e.g. bearings having an inner diameter exceeding 500 mm
    • 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
    • F16C2326/00—Articles relating to transporting
    • F16C2326/43—Aeroplanes; Helicopters

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Rolling Contact Bearings (AREA)
GB0128085A 2000-11-30 2001-11-22 Mounting device for a blade foot of a propeller in a hub Expired - Fee Related GB2372297B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR0015501A FR2817233B1 (en) 2000-11-30 2000-11-30 DEVICE FOR MOUNTING A PROPELLER BLADE FOOT IN A HUB

Publications (3)

Publication Number Publication Date
GB0128085D0 GB0128085D0 (en) 2002-01-16
GB2372297A GB2372297A (en) 2002-08-21
GB2372297B true GB2372297B (en) 2004-06-23

Family

ID=8857071

Family Applications (1)

Application Number Title Priority Date Filing Date
GB0128085A Expired - Fee Related GB2372297B (en) 2000-11-30 2001-11-22 Mounting device for a blade foot of a propeller in a hub

Country Status (2)

Country Link
FR (1) FR2817233B1 (en)
GB (1) GB2372297B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10125821B2 (en) 2015-12-17 2018-11-13 Ntn-Snr Roulements Lubricated rolling bearing for blade roots

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102004060022A1 (en) * 2004-12-14 2006-07-13 Schaeffler Kg Propeller blade bearing, in particular for longitudinally adjustable propeller blades of aircraft propellers
FR2951696B1 (en) * 2009-10-22 2011-12-23 Snecma SYSTEM FOR VARYING THE IMPACT OF THE BLADES OF AN AIRCRAFT TURBOMACHINE PROPELLER USING A BRUSHLESS ELECTRIC MOTOR
FR2958621B1 (en) * 2010-04-09 2012-03-23 Snecma NON-CARRIED PROPELLER FOR TURBOMACHINE.
GB2518643B (en) 2013-09-26 2016-06-08 Ge Aviat Systems Ltd Propeller assembly and propeller blade retention assembly
US11286987B2 (en) * 2019-07-03 2022-03-29 Ntn-Snr Roulements Bearing cage, associated assembly and associated mounting and dismantling methods
FR3098264B1 (en) * 2019-07-03 2021-07-02 Ntn Snr Roulements bearing cage, associated assembly and associated assembly and disassembly processes
CN111268095B (en) * 2019-12-08 2022-11-25 惠阳航空螺旋桨有限责任公司 Propeller shell and blade mounting structure
CN114483773A (en) * 2022-01-25 2022-05-13 中国铁建重工集团股份有限公司 Three-row bearing with changed radial raceway structure

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB443750A (en) * 1935-02-05 1936-03-05 Fairey Aviat Co Ltd Improvements in or relating to variable pitch propellers
GB485982A (en) * 1937-01-06 1938-05-27 Ver Deutsche Metallwerke Ag Improvements in or relating to mountings for the blade roots of variable pitch propellers
US2499837A (en) * 1944-01-19 1950-03-07 Curtiss Wright Corp Propeller blade and the art of assembling a bearing thereon
FR2552833A1 (en) * 1983-10-04 1985-04-05 Chausson Usines Sa A unit forming a cartridge with a motorised shaft for a gear mechanism of the reduction gear, differential, or similar type
EP0324617A2 (en) * 1988-01-15 1989-07-19 Dowty Rotol Limited Propeller blade assembly
EP0822137A2 (en) * 1996-08-01 1998-02-04 The Timken Company Propeller blade root bearing assembly
US6220820B1 (en) * 1995-08-09 2001-04-24 Dowty Aerospace Gloucester Limited Bearing preload

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2244525B (en) * 1990-04-04 1994-09-21 Dowty Aerospace Gloucester A propeller hub assembly
US6015264A (en) * 1997-08-15 2000-01-18 United Technologies Corporation Preloaded retention assembly for aircraft propeller blade retention

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB443750A (en) * 1935-02-05 1936-03-05 Fairey Aviat Co Ltd Improvements in or relating to variable pitch propellers
GB485982A (en) * 1937-01-06 1938-05-27 Ver Deutsche Metallwerke Ag Improvements in or relating to mountings for the blade roots of variable pitch propellers
US2499837A (en) * 1944-01-19 1950-03-07 Curtiss Wright Corp Propeller blade and the art of assembling a bearing thereon
FR2552833A1 (en) * 1983-10-04 1985-04-05 Chausson Usines Sa A unit forming a cartridge with a motorised shaft for a gear mechanism of the reduction gear, differential, or similar type
EP0324617A2 (en) * 1988-01-15 1989-07-19 Dowty Rotol Limited Propeller blade assembly
US6220820B1 (en) * 1995-08-09 2001-04-24 Dowty Aerospace Gloucester Limited Bearing preload
EP0822137A2 (en) * 1996-08-01 1998-02-04 The Timken Company Propeller blade root bearing assembly

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10125821B2 (en) 2015-12-17 2018-11-13 Ntn-Snr Roulements Lubricated rolling bearing for blade roots

Also Published As

Publication number Publication date
FR2817233A1 (en) 2002-05-31
FR2817233B1 (en) 2003-02-14
GB0128085D0 (en) 2002-01-16
GB2372297A (en) 2002-08-21

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 20071122