FR2211372B1 - - Google Patents

Info

Publication number
FR2211372B1
FR2211372B1 FR7246176A FR7246176A FR2211372B1 FR 2211372 B1 FR2211372 B1 FR 2211372B1 FR 7246176 A FR7246176 A FR 7246176A FR 7246176 A FR7246176 A FR 7246176A FR 2211372 B1 FR2211372 B1 FR 2211372B1
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
FR7246176A
Other versions
FR2211372A1 (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 FR7246176A priority Critical patent/FR2211372B1/fr
Priority to US427632A priority patent/US3889902A/en
Publication of FR2211372A1 publication Critical patent/FR2211372A1/fr
Application granted granted Critical
Publication of FR2211372B1 publication Critical patent/FR2211372B1/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
    • B64C27/04—Helicopters
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Toys (AREA)
FR7246176A 1972-12-26 1972-12-26 Expired FR2211372B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7246176A FR2211372B1 (fr) 1972-12-26 1972-12-26
US427632A US3889902A (en) 1972-12-26 1973-12-26 Helicopter comprising a plurality of lifting rotors and at least one propelling unit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7246176A FR2211372B1 (fr) 1972-12-26 1972-12-26

Publications (2)

Publication Number Publication Date
FR2211372A1 FR2211372A1 (fr) 1974-07-19
FR2211372B1 true FR2211372B1 (fr) 1976-10-29

Family

ID=9109262

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7246176A Expired FR2211372B1 (fr) 1972-12-26 1972-12-26

Country Status (2)

Country Link
US (1) US3889902A (fr)
FR (1) FR2211372B1 (fr)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4591112A (en) * 1975-09-09 1986-05-27 Piasecki Aircraft Corporation Vectored thrust airship
US4032084A (en) * 1976-03-11 1977-06-28 Black John O Helicopter type aircraft with ground effect structure
JPS61105266A (ja) * 1984-10-29 1986-05-23 Agency Of Ind Science & Technol 動圧型ホ−バクラフト
EP0601212A4 (fr) * 1992-07-08 1994-11-30 German Viktorovich Demidov Aeronef multifonctionnel.
US6089501A (en) * 1998-06-22 2000-07-18 Frost; Stanley A. Tandem-rotor gyroplane
US7699260B2 (en) * 2005-01-14 2010-04-20 Hughey Electricopter Corporation Vertical takeoff and landing aircraft using a redundant array of independent rotors
GB2462452B (en) * 2008-08-08 2011-02-02 Univ Manchester A rotary wing vehicle
WO2012080847A2 (fr) 2010-07-20 2012-06-21 Paul Wilke Hélicoptère amélioré avec deux ou plusieurs têtes de rotor
EP2817219B1 (fr) * 2012-02-22 2020-06-03 Volocopter GmbH Aéronef
CN103921933A (zh) 2013-01-10 2014-07-16 深圳市大疆创新科技有限公司 飞行器变形结构及微型飞行器
JP6232148B2 (ja) 2014-06-26 2017-11-15 エスゼット ディージェイアイ テクノロジー カンパニー リミテッドＳｚ Ｄｊｉ Ｔｅｃｈｎｏｌｏｇｙ Ｃｏ．，Ｌｔｄ 飛行機、及びその信号線保護アセンブリ
CA2911998A1 (fr) * 2014-11-26 2016-05-26 Gilles Daigle Vehicule aerien sans pilote
IL242061B (en) * 2015-10-13 2020-05-31 Newrocket Ltd Thrusting rockets
US10086931B2 (en) 2016-08-26 2018-10-02 Kitty Hawk Corporation Multicopter with wide span rotor configuration
US9944386B1 (en) 2017-07-13 2018-04-17 Kitty Hawk Corporation Multicopter with wide span rotor configuration and protective fuselage
EP3504122B1 (fr) * 2016-08-26 2021-01-27 Kitty Hawk Corporation Multicoptère ayant une configuration de rotor à large portée
US10059436B1 (en) 2017-07-13 2018-08-28 Kitty Hawk Corporation Sealed float with batteries
US10526079B1 (en) 2017-07-13 2020-01-07 Kitty Hawk Corporation Multicopter with wide span rotor configuration and protective fuselage
GB201802611D0 (en) * 2018-02-17 2018-04-04 Panelplane Ltd Teleporter
US11919631B2 (en) 2021-02-08 2024-03-05 Archer Aviation, Inc. Vertical take-off and landing aircraft with aft rotor tilting
US20240239531A1 (en) * 2022-08-09 2024-07-18 Pete Bitar Compact and Lightweight Drone Delivery Device called an ArcSpear Electric Jet Drone System Having an Electric Ducted Air Propulsion System and Being Relatively Difficult to Track in Flight

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US984269A (en) * 1908-10-13 1911-02-14 Albert Hugo Friedel Flying-machine.
US2657880A (en) * 1951-11-20 1953-11-03 Clyde E Bannister Parachute-equipped helicopter
US3002712A (en) * 1957-02-01 1961-10-03 Beckwith Sterling Polycopter
US2966318A (en) * 1959-05-12 1960-12-27 Chodan Ivan Variable pitch means for vertically rising plane
US3154917A (en) * 1963-04-15 1964-11-03 Ryan Aeronautical Co Diverter for ducted fan aircraft
US3211399A (en) * 1963-09-20 1965-10-12 Eickmann Karl Aircraft driven or borne by a plurality of hydraulic motors with substantially equal or proportional rotary velocity
GB1103571A (en) * 1963-10-28 1968-02-14 Bristol Siddeley Engines Ltd Aircraft jet propulsion engines
US3388878A (en) * 1965-06-01 1968-06-18 Ryan Aeronautical Co Vtol aircraft with balanced power, retractible lift fan system
US3438581A (en) * 1967-02-06 1969-04-15 Continental Aviat & Eng Corp Internally gimbaled vectoring nozzle
US3395881A (en) * 1967-02-16 1968-08-06 Odell C. Markham Parachute protected aircraft
US3783618A (en) * 1972-03-29 1974-01-08 O Kawamura Aerodynamic engine system

Also Published As

Publication number Publication date
US3889902A (en) 1975-06-17
FR2211372A1 (fr) 1974-07-19

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Legal Events

Date Code Title Description
ST Notification of lapse