FR2620106B1 - Helicoptere leger a 2 rotors contrarotatifs - Google Patents

Helicoptere leger a 2 rotors contrarotatifs

Info

Publication number
FR2620106B1
FR2620106B1 FR8712467A FR8712467A FR2620106B1 FR 2620106 B1 FR2620106 B1 FR 2620106B1 FR 8712467 A FR8712467 A FR 8712467A FR 8712467 A FR8712467 A FR 8712467A FR 2620106 B1 FR2620106 B1 FR 2620106B1
Authority
FR
France
Prior art keywords
contrarotative
rotors
light helicopter
helicopter
light
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 - Lifetime
Application number
FR8712467A
Other languages
English (en)
Other versions
FR2620106A1 (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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR8712467A priority Critical patent/FR2620106B1/fr
Publication of FR2620106A1 publication Critical patent/FR2620106A1/fr
Application granted granted Critical
Publication of FR2620106B1 publication Critical patent/FR2620106B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • 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
    • B64C27/04—Helicopters
    • B64C27/12—Rotor drives
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/52—Tilting of rotor bodily relative to fuselage

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Toys (AREA)
FR8712467A 1987-09-07 1987-09-07 Helicoptere leger a 2 rotors contrarotatifs Expired - Lifetime FR2620106B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8712467A FR2620106B1 (fr) 1987-09-07 1987-09-07 Helicoptere leger a 2 rotors contrarotatifs

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8712467A FR2620106B1 (fr) 1987-09-07 1987-09-07 Helicoptere leger a 2 rotors contrarotatifs

Publications (2)

Publication Number Publication Date
FR2620106A1 FR2620106A1 (fr) 1989-03-10
FR2620106B1 true FR2620106B1 (fr) 1991-05-17

Family

ID=9354722

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8712467A Expired - Lifetime FR2620106B1 (fr) 1987-09-07 1987-09-07 Helicoptere leger a 2 rotors contrarotatifs

Country Status (1)

Country Link
FR (1) FR2620106B1 (fr)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11291992A (ja) * 1998-04-06 1999-10-26 Kazuo Tsunoda 二重反転プロペラ推進装置
WO2002062661A1 (fr) * 2001-02-07 2002-08-15 Council Of Scientific And Industrial Research Helicoptere leger
US7168656B2 (en) 2001-02-07 2007-01-30 Council Of Scientific And Industrial Research Lightweight helicopter
US7621480B2 (en) * 2005-05-26 2009-11-24 Sikorsky Aircraft Corporation De-rotation system for a counter-rotating, coaxial rotor hub shaft fairing
GB2472452A (en) * 2009-08-07 2011-02-09 Christopher Jarvis A rotor drive assembly for a rotorcraft
GB2472451B (en) * 2009-08-07 2014-06-25 Christopher Jarvis Rotor assembly for a rotocraft
US9278760B2 (en) 2013-09-04 2016-03-08 Sikorsky Aircraft Corporation Torque split gearbox for rotary wing aircraft
CN110001323A (zh) * 2019-03-08 2019-07-12 王勇 一种双旋翼共轴反桨式垂直起降飞行汽车
CN111891345B (zh) * 2020-08-12 2021-06-11 天津斑斓航空科技有限公司 一种纵列式可倾转旋翼垂直起降飞行器控制方法及飞行器

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR431578A (fr) * 1911-06-24 1911-11-14 Henri Marie Edmond De Perthuis Dispositif servant à assurer l'équilibre des aéroplanes
US2486059A (en) * 1945-10-09 1949-10-25 Horace T Pentecost Control mechanism for helicopters with coaxial rotors
US3933324A (en) * 1974-08-02 1976-01-20 Stanislaw Ostrowski Helicopter with opposite rotating torque cancelling horizontal propeller
DE3236027A1 (de) * 1982-07-07 1984-01-12 Bernd 6352 Ober-Mörlen Jung Antrieb fuer einen hubschrauber
DE3521251A1 (de) * 1985-06-13 1986-12-18 Bernd 6352 Ober-Mörlen Jung Hubwerk

Also Published As

Publication number Publication date
FR2620106A1 (fr) 1989-03-10

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Legal Events

Date Code Title Description
ST Notification of lapse
AR Application made for restoration
BR Restoration of rights
ST Notification of lapse