EP3672869A4 - Mécanisme propulseur - Google Patents

Mécanisme propulseur Download PDF

Info

Publication number: EP3672869A4
Authority: EP; European Patent Office
Prior art keywords: drive mechanism; drive
Prior art date: 2017-08-23
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn

Application number

EP18848216.0A

Other languages

German (de)

English (en)

Other versions

EP3672869A1 (fr

Inventor

Michael Andrew STEARNS

Marc Mignard

Srinivasan K. Ganapathi

W. James MCKEEFERY

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.)

Vimaan Robotics Inc

Original Assignee

Vimaan Robotics Inc

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.)

2017-08-23

Filing date

2018-08-21

Publication date

2021-05-26

2018-08-21 Application filed by Vimaan Robotics Inc filed Critical Vimaan Robotics Inc

2020-07-01 Publication of EP3672869A1 publication Critical patent/EP3672869A1/fr

2021-05-26 Publication of EP3672869A4 publication Critical patent/EP3672869A4/fr

Status Withdrawn legal-status Critical Current

Links

Classifications

- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63H—MARINE PROPULSION OR STEERING
- B63H3/00—Propeller-blade pitch changing
- B63H3/02—Propeller-blade pitch changing actuated by control element coaxial with propeller shaft, e.g. the control element being rotary
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/04—Helicopters
- B64C27/12—Rotor drives
- B64C27/14—Direct drive between power plant and rotor hub
- 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
- B64C27/68—Transmitting means, e.g. interrelated with initiating means or means acting on blades using electrical energy, e.g. having electrical power amplification
- 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
- B64C27/72—Means acting on blades
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U10/00—Type of UAV
- B64U10/10—Rotorcrafts
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U10/00—Type of UAV
- B64U10/10—Rotorcrafts
- B64U10/13—Flying platforms
- B64U10/14—Flying platforms with four distinct rotor axes, e.g. quadcopters
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U30/00—Means for producing lift; Empennages; Arrangements thereof
- B64U30/20—Rotors; Rotor supports
- B64U30/21—Rotary wings
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U50/00—Propulsion; Power supply
- B64U50/10—Propulsion
- B64U50/11—Propulsion using internal combustion piston engines
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U50/00—Propulsion; Power supply
- B64U50/10—Propulsion
- B64U50/19—Propulsion using electrically powered motors
- 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
- B64C27/72—Means acting on blades
- B64C2027/7205—Means acting on blades on each blade individually, e.g. individual blade control [IBC]
- B64C2027/7211—Means acting on blades on each blade individually, e.g. individual blade control [IBC] without flaps
- B64C2027/7216—Means acting on blades on each blade individually, e.g. individual blade control [IBC] without flaps using one actuator per blade
- 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T50/00—Aeronautics or air transport
- Y02T50/30—Wing lift efficiency

Landscapes

Engineering & Computer Science (AREA)
Aviation & Aerospace Engineering (AREA)
Mechanical Engineering (AREA)
Chemical & Material Sciences (AREA)
Combustion & Propulsion (AREA)
Remote Sensing (AREA)
Ocean & Marine Engineering (AREA)
Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)

EP18848216.0A 2017-08-23 2018-08-21 Mécanisme propulseur Withdrawn EP3672869A4 (fr)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
US201762549238P	2017-08-23	2017-08-23
US201762549250P	2017-08-23	2017-08-23
PCT/US2018/047322 WO2019040490A1 (fr)	2017-08-23	2018-08-21	Mécanisme propulseur

Publications (2)

Publication Number	Publication Date
EP3672869A1 EP3672869A1 (fr)	2020-07-01
EP3672869A4 true EP3672869A4 (fr)	2021-05-26

Family

ID=65440155

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP18848216.0A Withdrawn EP3672869A4 (fr)	2017-08-23	2018-08-21	Mécanisme propulseur

Country Status (4)

Country	Link
EP (1)	EP3672869A4 (fr)
JP (1)	JP2020531366A (fr)
CN (1)	CN111065577A (fr)
WO (1)	WO2019040490A1 (fr)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
WO2021014755A1 (fr) *	2019-07-23	2021-01-28	パナソニックＩｐマネジメント株式会社	Unité de moteur et aéronef
JP7475895B2 (ja) *	2020-02-26	2024-04-30	Ｂｏｙｌｅ株式会社	電動可変ピッチ式飛行体
US11472544B2 (en)	2020-03-04	2022-10-18	Textron Innovations Inc.	Electric drive system line replaceable unit with integrated collective actuation
US11554859B2 (en)	2020-03-04	2023-01-17	Textron Innovations Inc.	Electric drive system line replaceable unit with integrated thermal cooling
US11565803B2 (en) *	2020-03-04	2023-01-31	Textron Innovations Inc.	Electric drive system line replaceable unit with integrated cyclic actuation
JP7563260B2 (ja) *	2020-03-17	2024-10-08	日本精工株式会社	推力発生装置
CN111516443B (zh) *	2020-05-08	2021-07-13	中国人民解放军陆军炮兵防空兵学院	一种中空轮多旋翼飞行车
US11831220B2 (en)	2020-06-22	2023-11-28	Textron Innovations Inc.	Electric motor stack with integral one-piece gearbox input shaft
US11390395B2 (en)	2020-06-25	2022-07-19	Textron Innovations Inc.	Aircraft rotor assembly with segmented input shaft for electric motor stack and gearbox unit
CN112441225B (zh) *	2020-11-12	2024-09-06	深圳市飞米机器人科技有限公司	动力系统、飞行器及飞行器动力控制方法
CN112644703A (zh) *	2020-12-01	2021-04-13	上海航天控制技术研究所	磁变距主旋翼系统
US11814163B2 (en)	2021-01-13	2023-11-14	Textron Innovations Inc.	Electric tiltrotor aircraft with tilting coaxial motors and gearbox
EP4089011B1 (fr) *	2021-05-05	2025-03-26	AIRBUS HELICOPTERS DEUTSCHLAND GmbH	Appareil de réglage d'angle de pas cyclique
CN113232850B (zh) *	2021-05-11	2022-06-03	重庆大学	一种共轴双旋翼直升机主传动系统
CN113928540B (zh) *	2021-11-19	2023-10-27	中国直升机设计研究所	一种直升机惯量变距旋翼
CN114148507B (zh) *	2021-12-31	2023-11-03	广东汇天航空航天科技有限公司	变桨距装置及飞行器
CN115180139B (zh) *	2022-06-22	2025-06-10	亿航智能设备（广州）有限公司	一种旋翼安装总成、多旋翼飞行器及其控制方法
WO2023246424A1 (fr) *	2022-06-22	2023-12-28	亿航智能设备（广州）有限公司	Hélice à pas variable à commande électrique, et multirotor et procédé de commande de celui-ci
CN115743530A (zh) *	2022-10-14	2023-03-07	彭凯	2层外转子电动机外壳设置旋翼和旋翼盘倾斜控制器
US12522387B2 (en)	2023-07-07	2026-01-13	Brookhurst Garage, Inc.	Aerial drone and battery pack
CN117022641B (zh) *	2023-10-09	2023-12-08	安徽羲禾航空科技有限公司	一种基于电控调节的变距螺旋桨
CN117755489B (zh) *	2023-12-25	2026-03-06	四川凌峰航空液压机械有限公司	旋翼桨叶折叠上锁驱动装置
EP4711271A1 (fr) *	2024-09-17	2026-03-18	UAB PB Group	Attributs de giravion de prochaine génération : capacité vtol/ctol, rotor à entraînement direct, ailes avant, fuselage modulaire à écoulement d'air laminaire, nouvelles charnières de pale de construction

Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2149372A (en) *	1983-11-09	1985-06-12	Gec Avionics	System for producing angular displacement
JPS621690A (ja) *	1985-06-27	1987-01-07	Fukashi Uragami	可変ピツチプロペラ
US5281094A (en) *	1991-05-13	1994-01-25	Alliedsignal Inc	Electromechanical apparatus for varying blade of variable-pitch fan blades
EP0652154A1 (fr) *	1993-11-10	1995-05-10	Hispano-Suiza	Procédé et dispositif de commande de variation du pas des pales d'un rotor

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5282719A (en) *	1991-05-13	1994-02-01	Alliedsignal Inc.	Quad mode fan pitch actuation system for a gas turbine engine
US5249924A (en) *	1992-02-21	1993-10-05	Southwest Aerospace Corporation	RAM air turbine
US6499952B1 (en) *	1997-02-28	2002-12-31	The Boeing Company	Shape memory alloy device and control method
WO2005100154A1 (fr) *	2004-04-13	2005-10-27	Wavefront Technology Pty Ltd	Systeme pour tete de rotor et aube de rotor
EP2028099B1 (fr) *	2007-08-22	2010-09-15	Ingo Bader	Système de propulsion avec une hélice à pas variable
FR2923456B1 (fr) *	2007-11-08	2009-12-18	Eurocopter France	Aeronef muni d'un rotor carene silencieux
US8197205B2 (en) *	2008-04-24	2012-06-12	The Boeing Company	Swashplateless helicopter blade actuation system
CN101376433B (zh) *	2008-10-10	2010-11-10	南京航空航天大学	直升机旋翼操纵方法及系统
EP2551198B1 (fr) *	2011-07-29	2013-11-13	AGUSTAWESTLAND S.p.A.	Avion convertible
EP2821344B1 (fr) *	2013-07-02	2015-10-14	AIRBUS HELICOPTERS DEUTSCHLAND GmbH	Système d'entraînement de rotor
CN203623961U (zh) *	2013-12-24	2014-06-04	深圳市大疆创新科技有限公司	变螺距装置和应用该装置的旋翼套件及多旋翼飞行器
EP2990332A1 (fr) *	2014-08-19	2016-03-02	Tau Emerald Rotors Inc.	Controle d'aéronef à voilure tournante
NO342415B1 (en) *	2016-08-31	2018-05-22	FLIR Unmanned Aerial Systems AS	Controlling blade pitch by a plurality of electric motors

2018
- 2018-08-21 CN CN201880054529.8A patent/CN111065577A/zh active Pending
- 2018-08-21 WO PCT/US2018/047322 patent/WO2019040490A1/fr not_active Ceased
- 2018-08-21 JP JP2020532851A patent/JP2020531366A/ja active Pending
- 2018-08-21 EP EP18848216.0A patent/EP3672869A4/fr not_active Withdrawn

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB2149372A (en) *	1983-11-09	1985-06-12	Gec Avionics	System for producing angular displacement
JPS621690A (ja) *	1985-06-27	1987-01-07	Fukashi Uragami	可変ピツチプロペラ
US5281094A (en) *	1991-05-13	1994-01-25	Alliedsignal Inc	Electromechanical apparatus for varying blade of variable-pitch fan blades
EP0652154A1 (fr) *	1993-11-10	1995-05-10	Hispano-Suiza	Procédé et dispositif de commande de variation du pas des pales d'un rotor

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2019040490A1 *

Also Published As

Publication number	Publication date
JP2020531366A (ja)	2020-11-05
EP3672869A1 (fr)	2020-07-01
CN111065577A (zh)	2020-04-24
WO2019040490A1 (fr)	2019-02-28

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2020-05-29	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2020-05-29	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE
2020-07-01	17P	Request for examination filed	Effective date: 20200110
2020-07-01	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
2020-07-01	AX	Request for extension of the european patent	Extension state: BA ME
2020-12-02	DAV	Request for validation of the european patent (deleted)
2020-12-02	DAX	Request for extension of the european patent (deleted)
2021-05-26	A4	Supplementary search report drawn up and despatched	Effective date: 20210428
2021-05-26	RIC1	Information provided on ipc code assigned before grant	Ipc: B64C 11/30 20060101AFI20210421BHEP Ipc: B64C 27/72 20060101ALI20210421BHEP Ipc: B63H 3/02 20060101ALI20210421BHEP Ipc: B64C 27/14 20060101ALI20210421BHEP
2022-08-17	REG	Reference to a national code	Ref country code: DE Ref legal event code: R079 Free format text: PREVIOUS MAIN CLASS: B64C0011300000 Ipc: B64C0027680000
2022-09-21	RIC1	Information provided on ipc code assigned before grant	Ipc: B64C 39/02 20060101ALI20220817BHEP Ipc: B64C 27/14 20060101ALI20220817BHEP Ipc: B63H 3/02 20060101ALI20220817BHEP Ipc: B64C 27/72 20060101ALI20220817BHEP Ipc: B64C 11/30 20060101ALI20220817BHEP Ipc: B64C 27/68 20060101AFI20220817BHEP
2022-09-27	GRAP	Despatch of communication of intention to grant a patent	Free format text: ORIGINAL CODE: EPIDOSNIGR1
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2022-10-26	INTG	Intention to grant announced	Effective date: 20220928
2023-06-16	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN
2023-07-19	18D	Application deemed to be withdrawn	Effective date: 20230209

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EP3672869A4 (fr)	2021-05-26	Mécanisme propulseur
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