IL48170A - Replacement unit of freewheel for helicopters - Google Patents

Replacement unit of freewheel for helicopters

Info

Publication number
IL48170A
IL48170A IL48170A IL4817075A IL48170A IL 48170 A IL48170 A IL 48170A IL 48170 A IL48170 A IL 48170A IL 4817075 A IL4817075 A IL 4817075A IL 48170 A IL48170 A IL 48170A
Authority
IL
Israel
Prior art keywords
output shaft
chamber
gear box
main rotor
rotor drive
Prior art date
Application number
IL48170A
Other languages
English (en)
Hebrew (he)
Other versions
IL48170A0 (en
Original Assignee
United Technologies 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 United Technologies Corp filed Critical United Technologies Corp
Publication of IL48170A0 publication Critical patent/IL48170A0/xx
Publication of IL48170A publication Critical patent/IL48170A/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
    • F16H57/02—Gearboxes; Mounting gearing therein
    • F16H57/038—Gearboxes for accommodating bevel gears
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/04—Helicopters
    • B64C27/12—Rotor drives
    • 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
    • F16D—COUPLINGS FOR TRANSMITTING ROTATION; CLUTCHES; BRAKES
    • F16D41/00—Freewheels or freewheel clutches
    • 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
    • F16H1/00—Toothed gearings for conveying rotary motion
    • F16H1/02—Toothed gearings for conveying rotary motion without gears having orbital motion
    • F16H1/04—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members
    • F16H1/12—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes
    • F16H1/14—Toothed gearings for conveying rotary motion without gears having orbital motion involving only two intermeshing members with non-parallel axes comprising conical gears only
    • 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
    • F16H57/031—Gearboxes; Mounting gearing therein characterised by covers or lids for gearboxes
    • 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
    • F16H2057/02039—Gearboxes for particular applications
    • F16H2057/02043—Gearboxes for particular applications for vehicle transmissions
    • F16H2057/0206—Gearboxes for particular applications for vehicle transmissions for commercial vehicles, e.g. buses or trucks
    • 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
    • F16H2057/02086—Measures for reducing size of gearbox, e.g. for creating a more compact transmission casing
    • 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
    • F16H57/023—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly
    • F16H2057/0235—Mounting or installation of gears or shafts in the gearboxes, e.g. methods or means for assembly specially adapted to allow easy accessibility and repair
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/19—Gearing
    • Y10T74/19642—Directly cooperating gears
    • Y10T74/1966—Intersecting axes
    • Y10T74/19665—Bevel gear type
    • 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
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/19—Gearing
    • Y10T74/19642—Directly cooperating gears
    • Y10T74/19679—Spur
    • Y10T74/19684—Motor and gearing

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Gear Transmission (AREA)
  • General Details Of Gearings (AREA)
IL48170A 1974-10-15 1975-09-25 Replacement unit of freewheel for helicopters IL48170A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/514,853 US3942387A (en) 1974-10-15 1974-10-15 Replaceable freewheel unit for helicopters

Publications (2)

Publication Number Publication Date
IL48170A0 IL48170A0 (en) 1975-12-31
IL48170A true IL48170A (en) 1977-10-31

Family

ID=24048945

Family Applications (1)

Application Number Title Priority Date Filing Date
IL48170A IL48170A (en) 1974-10-15 1975-09-25 Replacement unit of freewheel for helicopters

Country Status (10)

Country Link
US (1) US3942387A (en:Method)
JP (1) JPS5844520B2 (en:Method)
BR (1) BR7506593A (en:Method)
CA (1) CA1008434A (en:Method)
DE (1) DE2541726C2 (en:Method)
EG (1) EG11908A (en:Method)
FR (1) FR2288032A1 (en:Method)
GB (1) GB1521054A (en:Method)
IL (1) IL48170A (en:Method)
IT (1) IT1043367B (en:Method)

Families Citing this family (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES525921A0 (es) * 1983-09-26 1984-08-01 Pilar Banolas De Ayala M Perfeccionamientos en helices de sustentacion para aeronaves
IT1179663B (it) * 1984-05-14 1987-09-16 Agusta Aeronaut Costr Trasmissione principale per elicotteri
EP1212554B1 (de) * 1999-09-14 2003-07-02 Voith Turbo GmbH & Co. KG Getriebebaueinheit
FR2830307B1 (fr) * 2001-10-02 2003-12-05 Eurocopter France Boite de transmission de puissance basculante a roues a denture frontale peripherique de type "far gear"
FR2831934B1 (fr) * 2001-11-06 2004-01-16 Eurocopter France Boite de transmission basculante avec dispositif de rattrapage de jeu selon l'axe de basculement
FR2831938B1 (fr) * 2001-11-07 2004-02-20 Eurocopter France Installation de lubrification pour boite de transmission de puissance basculante
US20050103142A1 (en) * 2003-11-18 2005-05-19 Hamilton Wayne J. Low angle intersecting and skew axis face gear
US7171868B2 (en) * 2004-07-20 2007-02-06 Sikorsky Aircraft Corporation Bearing assembly
RU2280594C1 (ru) * 2005-10-19 2006-07-27 Открытое Акционерное Общество "Московский Вертолетный Завод Им. М.Л. Миля" Хвостовой редуктор трансмиссии вертолета
GB2474973B (en) * 2008-07-09 2012-10-03 Mclaren Performance Technologies Inc Axially compact support for a gear within a gearbox
US8800403B2 (en) * 2010-09-17 2014-08-12 Nicholas A. Gargaro, III Boat lift drive housing apparatus
US9726149B2 (en) * 2011-01-18 2017-08-08 Hamilton Sundstrand Corporation Spiral bevel gear set for ram air turbine
CN102242794A (zh) * 2011-05-31 2011-11-16 国营红峰机械厂 一种斜交角谐波减速器
US9115799B2 (en) * 2012-03-27 2015-08-25 Hamilton Sundstrand Corporation Compact gearbox for ram air turbine oil management
RU2505459C1 (ru) * 2012-12-24 2014-01-27 Открытое Акционерное Общество "Московский Вертолетный Завод Им. М.Л. Миля" Хвостовой редуктор трансмиссии вертолета
US10077117B2 (en) * 2014-05-17 2018-09-18 Hamilton Sundstrand Corporation Ram air turbine gearbox sealing
US10197150B2 (en) 2015-11-23 2019-02-05 United Technologies Corporation Gear baffle configured with lubricant outlet passage
US10221937B2 (en) 2016-04-05 2019-03-05 United Technologies Corporation Slotted oil baffle for gears
US10364880B2 (en) 2017-01-05 2019-07-30 United Technologies Corporation Oil quieting direction control baffle
US10655679B2 (en) 2017-04-07 2020-05-19 United Technologies Corporation Oil control for seal plates
US10830078B2 (en) * 2018-09-14 2020-11-10 Raytheon Technologies Corporation Shaft seal assembly for a turbine engine
FR3102820B1 (fr) * 2019-10-30 2021-10-01 Airbus Helicopters Système de transmission de couple à multiples chemins de passage entre un arbre menant et un arbre mené et véhicule
JP7421331B2 (ja) * 2019-12-26 2024-01-24 川崎重工業株式会社 ヘリコプターのトランスミッション構造
US12449029B2 (en) * 2023-06-28 2025-10-21 Lockheed Martin Corporation Bearing retention system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB839999A (en) * 1956-05-15 1960-06-29 Sud Aviation Improvements in or relating to helicopters
DE1042388B (de) * 1957-03-07 1958-10-30 Wilhelm G Stoeckicht Dipl Ing Hubschraubergetriebe
US3226987A (en) * 1963-10-29 1966-01-04 Gen Electric Gear assembly
US3442444A (en) * 1967-03-13 1969-05-06 Gen Electric Gearing assemblies
US3871242A (en) * 1974-01-16 1975-03-18 Whirlpool Co Simplified drive mechanism for ice maker

Also Published As

Publication number Publication date
DE2541726C2 (de) 1986-02-27
AU8505275A (en) 1977-03-31
GB1521054A (en) 1978-08-09
JPS5844520B2 (ja) 1983-10-04
FR2288032A1 (fr) 1976-05-14
EG11908A (en) 1978-06-30
FR2288032B1 (en:Method) 1980-01-04
IL48170A0 (en) 1975-12-31
DE2541726A1 (de) 1976-04-29
US3942387A (en) 1976-03-09
JPS5164299A (en:Method) 1976-06-03
CA1008434A (en) 1977-04-12
IT1043367B (it) 1980-02-20
BR7506593A (pt) 1976-08-17

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