FR2564058B1 - Systeme de transmission principal, pour un helicoptere - Google Patents

Systeme de transmission principal, pour un helicoptere

Info

Publication number
FR2564058B1
FR2564058B1 FR8507215A FR8507215A FR2564058B1 FR 2564058 B1 FR2564058 B1 FR 2564058B1 FR 8507215 A FR8507215 A FR 8507215A FR 8507215 A FR8507215 A FR 8507215A FR 2564058 B1 FR2564058 B1 FR 2564058B1
Authority
FR
France
Prior art keywords
helicopter
transmission system
main transmission
main
transmission
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
Application number
FR8507215A
Other languages
English (en)
Other versions
FR2564058A1 (fr
Inventor
Attilio Garavaglia
Enrico Sironi
Rinaldo Gonzato
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.)
Agusta SpA
Original Assignee
Costruzioni Aeronautiche Giovanni Augusta SpA
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 Costruzioni Aeronautiche Giovanni Augusta SpA filed Critical Costruzioni Aeronautiche Giovanni Augusta SpA
Publication of FR2564058A1 publication Critical patent/FR2564058A1/fr
Application granted granted Critical
Publication of FR2564058B1 publication Critical patent/FR2564058B1/fr
Expired legal-status Critical Current

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C27/00Rotorcraft; Rotors peculiar thereto
    • B64C27/04Helicopters
    • B64C27/12Rotor drives
    • YGENERAL 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
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00Machine element or mechanism
    • Y10T74/19Gearing
    • Y10T74/19023Plural power paths to and/or from gearing
    • Y10T74/19074Single drive plural driven
    • Y10T74/19079Parallel
    • Y10T74/19093Spur and bevel

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Transmission Devices (AREA)
FR8507215A 1984-05-14 1985-05-13 Systeme de transmission principal, pour un helicoptere Expired FR2564058B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8467484A IT1179663B (it) 1984-05-14 1984-05-14 Trasmissione principale per elicotteri

Publications (2)

Publication Number Publication Date
FR2564058A1 FR2564058A1 (fr) 1985-11-15
FR2564058B1 true FR2564058B1 (fr) 1989-01-06

Family

ID=11302795

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8507215A Expired FR2564058B1 (fr) 1984-05-14 1985-05-13 Systeme de transmission principal, pour un helicoptere

Country Status (6)

Country Link
US (1) US4659286A (fr)
JP (1) JPH0788881B2 (fr)
DE (1) DE3517225A1 (fr)
FR (1) FR2564058B1 (fr)
GB (1) GB2158895A (fr)
IT (1) IT1179663B (fr)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3736110A1 (de) * 1987-10-26 1989-05-11 Porsche Ag Startanordnung fuer einen hubschrauber
US5108043A (en) * 1991-03-29 1992-04-28 Bell Helicopter Textron, Inc. Twin engine helicopter accesssory drive
US8015900B2 (en) 2003-07-16 2011-09-13 Sikorsky Aircraft Corporation Split-torque gear box
FR2871138B1 (fr) 2004-06-07 2006-08-04 Eurocopter France Mecanisme de transmission entre des accessoires et les organes moteurs d'entrainement du rotor d'un giravion, selectivement isolement ou conjointement
US7171868B2 (en) * 2004-07-20 2007-02-06 Sikorsky Aircraft Corporation Bearing assembly
US8133155B2 (en) 2009-07-14 2012-03-13 Bell Helicopter Textron Inc. Multi-ratio rotorcraft drive system and a method of changing gear ratios thereof
US20110154805A1 (en) * 2009-12-31 2011-06-30 Craig Heathco Power augmentation system for an engine powered air vehicle

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2113512A (en) * 1935-07-19 1938-04-05 Kesterton Henry Martin Clutch
US2383295A (en) * 1942-11-05 1945-08-21 Adiel Y Dodge Clutch
DE1264269B (de) * 1958-08-28 1968-03-21 United Aircraft Corp Getriebe fuer einen Hubschrauber mit Hilfsaggregaten
GB922241A (en) * 1960-04-01 1963-03-27 Havilland Engine Co Ltd Uni-directional driving devices
US3380564A (en) * 1966-04-06 1968-04-30 United Aircraft Corp Accessory drive for single turbine helicopter
US3907083A (en) * 1974-07-22 1975-09-23 Berthold L Nieder Controllable bi-directional coupling device
US3942387A (en) * 1974-10-15 1976-03-09 United Technologies Corporation Replaceable freewheel unit for helicopters
US4018317A (en) * 1975-08-07 1977-04-19 Borg-Warner Corporation Spin proof tandem axle drive mechanism
SU549614A1 (ru) * 1975-09-04 1977-03-05 Муфта сцеплени
GB1541718A (en) * 1976-02-03 1979-03-07 Westland Aircraft Ltd Freewheel devices
US4046238A (en) * 1976-02-03 1977-09-06 Mendoza Orozco Hector Free-wheeling mechanism for bicycles
FR2354922A1 (fr) * 1976-06-15 1978-01-13 Etudes Rech Avancees Perfectionnements apportes a un dispositif d'entrainement des rotors d'un helicoptere
JPS5393241A (en) * 1977-01-26 1978-08-16 Aisin Seiki Co Ltd Car free wheel hub
FR2428179A1 (fr) * 1978-06-07 1980-01-04 Renault Dispositif automatique d'accouplement
JPS5526132U (fr) * 1978-08-10 1980-02-20
US4441384A (en) * 1979-07-26 1984-04-10 Westland Plc Freewheel devices
US4456425A (en) * 1980-11-20 1984-06-26 General Electric Company Modular inlet gearbox for a gas turbine engine
US4531620A (en) * 1983-11-21 1985-07-30 United Technologies Corporation Freewheel ramp/roller clutch with positive lock-out

Also Published As

Publication number Publication date
JPS6133396A (ja) 1986-02-17
GB8511868D0 (en) 1985-06-19
IT1179663B (it) 1987-09-16
DE3517225A1 (de) 1985-11-14
FR2564058A1 (fr) 1985-11-15
IT8467484A1 (it) 1985-11-14
GB2158895A (en) 1985-11-20
US4659286A (en) 1987-04-21
JPH0788881B2 (ja) 1995-09-27
IT8467484A0 (it) 1984-05-14

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse
ST Notification of lapse