FR2013095B1 - - Google Patents

Info

Publication number
FR2013095B1
FR2013095B1 FR696923467A FR6923467A FR2013095B1 FR 2013095 B1 FR2013095 B1 FR 2013095B1 FR 696923467 A FR696923467 A FR 696923467A FR 6923467 A FR6923467 A FR 6923467A FR 2013095 B1 FR2013095 B1 FR 2013095B1
Authority
FR
France
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
FR696923467A
Other versions
FR2013095A1 (fr
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.)
Raytheon Technologies Corp
Original Assignee
United Aircraft 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 Aircraft Corp filed Critical United Aircraft Corp
Publication of FR2013095A1 publication Critical patent/FR2013095A1/fr
Application granted granted Critical
Publication of FR2013095B1 publication Critical patent/FR2013095B1/fr
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/54—Mechanisms for controlling blade adjustment or movement relative to rotor head, e.g. lag-lead movement
    • B64C27/58—Transmitting means, e.g. interrelated with initiating means or means acting on blades
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/04—Helicopters
    • B64C27/08—Helicopters with two or more rotors
    • B64C27/10—Helicopters with two or more rotors arranged coaxially
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/54—Mechanisms for controlling blade adjustment or movement relative to rotor head, e.g. lag-lead movement
    • B64C27/58—Transmitting means, e.g. interrelated with initiating means or means acting on blades
    • B64C27/59—Transmitting means, e.g. interrelated with initiating means or means acting on blades mechanical
    • B64C27/605—Transmitting means, e.g. interrelated with initiating means or means acting on blades mechanical including swash plate, spider or cam mechanisms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Toys (AREA)
  • Transmission Devices (AREA)
FR696923467A 1968-07-17 1969-07-10 Expired FR2013095B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US74564168A 1968-07-17 1968-07-17

Publications (2)

Publication Number Publication Date
FR2013095A1 FR2013095A1 (fr) 1970-03-27
FR2013095B1 true FR2013095B1 (fr) 1973-05-25

Family

ID=24997596

Family Applications (1)

Application Number Title Priority Date Filing Date
FR696923467A Expired FR2013095B1 (fr) 1968-07-17 1969-07-10

Country Status (3)

Country Link
US (1) US3521971A (fr)
FR (1) FR2013095B1 (fr)
GB (1) GB1276871A (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1519380A (en) * 1975-11-13 1978-07-26 United Technologies Corp Method and apparatus to control aircraft having dual rigid rotors
US4027999A (en) * 1975-11-13 1977-06-07 United Technologies Corporation Analog mixer to vary helicopter rotor phase angle in flight
US4008979A (en) * 1975-11-13 1977-02-22 United Technologies Corporation Control for helicopter having dual rigid rotors
IT1164936B (it) * 1979-02-27 1987-04-15 Giovanni Agusta Costruzioni Ae Albero rotore a comandi interni per elicotteri
US4525123A (en) * 1982-05-06 1985-06-25 Alfred Curci Rotary wing aircraft
WO1999012809A1 (fr) * 1996-03-11 1999-03-18 Advanced Technology Institute Of Commuter-Helicopter, Ltd. Systeme de commande de rotor
US7083142B2 (en) * 2004-04-21 2006-08-01 Sikorsky Aircraft Corporation Compact co-axial rotor system for a rotary wing aircraft and a control system thereof
IT1391165B1 (it) * 2008-08-04 2011-11-18 Cilli Sistema di controllo aerodinamico per elicottero a pale controrotanti mediante superfici orientabili e senza variazione ciclica del passo
FR2946318B1 (fr) * 2009-06-04 2012-11-16 Eurocopter France Dispositif mecanique pour combiner un premier et un deuxieme ordres de commande,et aeronef muni d'un tel dispositif.
US10086932B2 (en) * 2011-01-14 2018-10-02 Sikorsky Aircraft Corporation Moment limiting control laws for dual rigid rotor helicopters
US10611472B2 (en) * 2013-10-15 2020-04-07 Sikorsky Aircraft Corporation Coaxial rotor yaw control
EP3197772A4 (fr) * 2014-09-25 2018-02-21 Sikorsky Aircraft Corporation Compensation de correction aval pour charges gyroscopiques dans des rotors coaxiaux
EP3201077B1 (fr) 2014-10-01 2020-05-20 Sikorsky Aircraft Corporation Aéronef à voilure tournante et à deux rotors
WO2016053408A1 (fr) 2014-10-01 2016-04-07 Sikorsky Aircraft Corporation Variation de signature acoustique d'aéronef mettant en oeuvre un embrayage

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR888158A (fr) * 1942-07-18 1943-12-06 Fr Du Gyroplane Soc Perfectionnements aux voilures tournantes
US2427936A (en) * 1943-09-18 1947-09-23 Jr Nathaniel B Wales Control mechanism for helicopters having coaxial counterrotating rotors
US2448073A (en) * 1944-06-27 1948-08-31 Helicopters Inc Mechanism for controlling helicopters with coaxial rotors
US2473331A (en) * 1944-10-20 1949-06-14 Vertiflite Inc Helicopter power and control mechanism
FR936071A (fr) * 1946-11-09 1948-07-08 Dispositif de pilotage d'un appareil équipé d'un nombre pair de voilures tournantes coaxiales
US2835331A (en) * 1954-10-20 1958-05-20 Gyrodyne Company Of America In Directional control system for rotary wing aircraft
US3120276A (en) * 1960-11-30 1964-02-04 Lockheed Aircraft Corp Helicopter control linkage for automatic pitch and roll damping
US3102597A (en) * 1961-08-14 1963-09-03 Bell Aerospace Method of second harmonic control
US3144908A (en) * 1962-12-28 1964-08-18 Bell Aerospace Selective second harmonic control
FR1479854A (fr) * 1966-05-13 1967-05-05 Wagner Josef Dispositif de commande pour hélicoptères ou analogues et ses diverses applications
US3409249A (en) * 1966-06-29 1968-11-05 United Aircraft Corp Coaxial rigid rotor helicopter and method of flying same
FR1534974A (fr) * 1967-06-28 1968-08-02 United Aircraft Corp Perfectionnements apportés aux hélicoptères à rotors coaxiaux rigides et aux méthodes de pilotage de tels hélicoptères

Also Published As

Publication number Publication date
DE1934080B2 (de) 1973-01-25
GB1276871A (en) 1972-06-07
US3521971A (en) 1970-07-28
FR2013095A1 (fr) 1970-03-27
DE1934080A1 (de) 1970-02-19

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Legal Events

Date Code Title Description
ST Notification of lapse