IN2012DE00898A - - Google Patents

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Publication number
IN2012DE00898A
IN2012DE00898A IN898DE2012A IN2012DE00898A IN 2012DE00898 A IN2012DE00898 A IN 2012DE00898A IN 898DE2012 A IN898DE2012 A IN 898DE2012A IN 2012DE00898 A IN2012DE00898 A IN 2012DE00898A
Authority
IN
India
Prior art keywords
lubrication fluid
reserve housing
fluid
lubrication
reserve
Prior art date
Application number
Other languages
English (en)
Inventor
Scott D Poster
David A Elliott
Gary A Cope
Original Assignee
Bell Helicopter Textron Inc
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 Bell Helicopter Textron Inc filed Critical Bell Helicopter Textron Inc
Publication of IN2012DE00898A publication Critical patent/IN2012DE00898A/en

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
    • F16H—GEARING
    • F16H57/00—General details of gearing
    • F16H57/04—Features relating to lubrication or cooling or heating
    • F16H57/0447—Control of lubricant levels, e.g. lubricant level control dependent on temperature
    • 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
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/027—Gearboxes; Mounting gearing therein characterised by means for venting gearboxes, e.g. air breathers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/04—Helicopters
    • B64C27/06—Helicopters with single rotor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/04—Helicopters
    • B64C27/12—Rotor drives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/82—Rotorcraft; Rotors peculiar thereto characterised by the provision of an auxiliary rotor or fluid-jet device for counter-balancing lifting rotor torque or changing direction of rotorcraft
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
    • B64D35/00—Transmitting power from power plants to propellers or rotors; Arrangements of transmissions
    • 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
    • F16H57/042—Guidance of lubricant
    • F16H57/0421—Guidance of lubricant on or within the casing, e.g. shields or baffles for collecting lubricant, tubes, pipes, grooves, channels or the like
    • F16H57/0424—Lubricant guiding means in the wall of or integrated with the casing, e.g. grooves, channels, holes
    • 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
    • F16H57/0434—Features relating to lubrication or cooling or heating relating to lubrication supply, e.g. pumps ; Pressure control
    • F16H57/0436—Pumps
    • F16H57/0438—Pumps of jet type, e.g. jet pumps with means to inject high pressure fluid to the suction area thereby supercharging the pump or means reducing cavitations
    • 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
    • F16H57/0434—Features relating to lubrication or cooling or heating relating to lubrication supply, e.g. pumps ; Pressure control
    • F16H57/0442—Features relating to lubrication or cooling or heating relating to lubrication supply, e.g. pumps ; Pressure control for supply in case of failure, i.e. auxiliary supply
    • 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
    • F16H57/045—Lubricant storage reservoirs, e.g. reservoirs in addition to a gear sump for collecting lubricant in the upper part of a gear case
    • 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
    • F16H57/0469—Bearings or seals
    • F16H57/0471—Bearing

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • General Details Of Gearings (AREA)
  • Rolling Contact Bearings (AREA)
IN898DE2012 2011-03-31 2012-03-27 IN2012DE00898A (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201161469838P 2011-03-31 2011-03-31
US13/426,789 US9458923B2 (en) 2011-03-31 2012-03-22 Gearbox with passive lubrication system

Publications (1)

Publication Number Publication Date
IN2012DE00898A true IN2012DE00898A (fr) 2015-09-11

Family

ID=45936974

Family Applications (1)

Application Number Title Priority Date Filing Date
IN898DE2012 IN2012DE00898A (fr) 2011-03-31 2012-03-27

Country Status (6)

Country Link
US (2) US9458923B2 (fr)
EP (1) EP2505878B1 (fr)
CN (1) CN102734448B (fr)
BR (1) BR102012007279A2 (fr)
CA (1) CA2772754C (fr)
IN (1) IN2012DE00898A (fr)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US9458923B2 (en) * 2011-03-31 2016-10-04 Textron Innovations Inc. Gearbox with passive lubrication system
JP5920235B2 (ja) * 2013-02-04 2016-05-18 トヨタ自動車株式会社 車両用駆動装置
US8870699B2 (en) * 2013-03-11 2014-10-28 Pratt & Whitney Canada Corp. Lubrication oil system for a reduction gearbox
JP6031594B2 (ja) * 2013-04-12 2016-11-24 本田技研工業株式会社 車両のオイル吸入装置
DE202014007717U1 (de) * 2014-09-25 2016-01-08 Oerlikon Leybold Vacuum Gmbh Vakuumpumpe
FR3027992B1 (fr) 2014-10-31 2016-12-09 Airbus Helicopters Dispositif de lubrification a fiabilite augmentee a triple circuit d'une boite de transmission principale de puissance d'un aeronef
FR3027998B1 (fr) 2014-10-31 2017-08-25 Airbus Helicopters Procede et dispositif de lubrification a fiabilitee a double circuit d'une boite de transmission principale de puissance d'un aeronef
US9903227B2 (en) * 2014-12-08 2018-02-27 United Technologies Corporation Lubrication system for a gear system of a gas turbine
US10746284B2 (en) * 2015-04-21 2020-08-18 Sikorsky Aircraft Corporation Gearbox lubrication system for aircraft
US9765875B2 (en) 2015-06-19 2017-09-19 Sikorsky Aircraft Corporation Lubrication systems for gearbox assemblies
US20170138461A1 (en) 2015-08-12 2017-05-18 Sikorsky Aircraft Corporation Lubrication systems
FR3045764B1 (fr) 2015-12-17 2017-12-22 Airbus Helicopters Dispositif de lubrification de secours a architecture simplifiee pour une boite de transmission principale de puissance d'un aeronef
US10385959B2 (en) * 2016-02-16 2019-08-20 Bell Helicopter Textron Inc. Flange-mounted ring gear for improved heat management
DE102016211617A1 (de) * 2016-06-28 2017-12-28 Zf Friedrichshafen Ag Schmierstoffverteiler
US10995846B2 (en) 2016-09-23 2021-05-04 Bell Helicopter Textron Inc. Fan with labyrinth seal for prevention of water damage to a gearbox
EP3299676B1 (fr) * 2016-09-23 2019-12-18 Bell Helicopter Textron Inc. Couronne dentée fixée par bride pour une gestion thermique améliorée
US11162572B2 (en) 2016-09-23 2021-11-02 Textron Innovations Inc. Convective cooling of a pressurized gearbox
US10941683B2 (en) * 2016-09-23 2021-03-09 Bell Helicopter Textron Inc. Oil filter with impending and full-bypass indicators
JP6756214B2 (ja) * 2016-09-26 2020-09-16 セイコーエプソン株式会社 ロボット、歯車装置および歯車装置の製造方法
US10569872B2 (en) 2017-01-05 2020-02-25 International Business Machines Corporation Maintenance of a machine
US10514107B2 (en) * 2017-06-12 2019-12-24 United Technologies Corporation Check valve for overflow oil line when pressure fill fittings are remote
US10697586B2 (en) * 2017-08-23 2020-06-30 Bell Helicopter Textron Inc. Supplemental lubrication pressurized by component or reservoir rotation
US10711877B2 (en) * 2018-02-23 2020-07-14 General Electric Company Passive lubrication system for gas turbine engine gearbox during wind milling
US11009116B2 (en) * 2018-04-24 2021-05-18 Bell Helicopter Textron Inc. Passive oil system for planetary bearings
US10830333B2 (en) 2018-05-01 2020-11-10 Bell Helicopter Textron Inc. Gearbox filler assembly
US11187316B2 (en) 2018-08-21 2021-11-30 Bell Helicopter Textron Inc. Lubrication system
US11448128B2 (en) 2020-02-10 2022-09-20 Raytheon Technologies Corporation Fluid additive system
EP4246017B1 (fr) 2022-03-14 2024-05-15 Leonardo S.p.a. Ensemble de transmission pour un aéronef capable de vol stationnaire

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US9458923B2 (en) * 2011-03-31 2016-10-04 Textron Innovations Inc. Gearbox with passive lubrication system
US20140076661A1 (en) * 2012-09-19 2014-03-20 United Technologies Corporation Lubrication system having porous feature
US9272777B2 (en) 2012-10-26 2016-03-01 Textron Innovations Inc. Helicopter gearbox auxiliary cooling system

Also Published As

Publication number Publication date
BR102012007279A2 (pt) 2013-06-04
CN102734448B (zh) 2015-12-16
US10145464B2 (en) 2018-12-04
EP2505878A1 (fr) 2012-10-03
US20170241539A1 (en) 2017-08-24
CA2772754C (fr) 2015-09-08
EP2505878B1 (fr) 2013-06-26
US20120247874A1 (en) 2012-10-04
CN102734448A (zh) 2012-10-17
CA2772754A1 (fr) 2012-09-30
US9458923B2 (en) 2016-10-04

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