SG10201800731PA - A thrust producing unit with at least two rotor assemblies and a shrouding - Google Patents
A thrust producing unit with at least two rotor assemblies and a shroudingInfo
- Publication number
- SG10201800731PA SG10201800731PA SG10201800731PA SG10201800731PA SG10201800731PA SG 10201800731P A SG10201800731P A SG 10201800731PA SG 10201800731P A SG10201800731P A SG 10201800731PA SG 10201800731P A SG10201800731P A SG 10201800731PA SG 10201800731P A SG10201800731P A SG 10201800731PA
- Authority
- SG
- Singapore
- Prior art keywords
- shrouding
- rotor assemblies
- producing unit
- thrust producing
- thrust
- Prior art date
Links
- 230000000712 assembly Effects 0.000 title abstract 4
- 238000000429 assembly Methods 0.000 title abstract 4
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C29/00—Aircraft capable of landing or taking-off vertically, e.g. vertical take-off and landing [VTOL] aircraft
- B64C29/0008—Aircraft capable of landing or taking-off vertically, e.g. vertical take-off and landing [VTOL] aircraft having its flight directional axis horizontal when grounded
- B64C29/0016—Aircraft capable of landing or taking-off vertically, e.g. vertical take-off and landing [VTOL] aircraft having its flight directional axis horizontal when grounded the lift during taking-off being created by free or ducted propellers or by blowers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
- B64C11/001—Shrouded propellers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
- B64C11/46—Arrangements of, or constructional features peculiar to, multiple propellers
- B64C11/48—Units of two or more coaxial propellers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C9/00—Adjustable control surfaces or members, e.g. rudders
- B64C9/14—Adjustable control surfaces or members, e.g. rudders forming slots
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U20/00—Constructional aspects of UAVs
- B64U20/70—Constructional aspects of the UAV body
-
- 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
- B64U30/26—Ducted or shrouded rotors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U50/00—Propulsion; Power supply
- B64U50/10—Propulsion
- B64U50/13—Propulsion using external fans or propellers
- B64U50/14—Propulsion using external fans or propellers ducted or shrouded
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64D—EQUIPMENT FOR FITTING IN OR TO AIRCRAFT; FLIGHT SUITS; PARACHUTES; ARRANGEMENT OR MOUNTING OF POWER PLANTS OR PROPULSION TRANSMISSIONS IN AIRCRAFT
- B64D2241/00—NACA type air intakes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U20/00—Constructional aspects of UAVs
- B64U20/20—Constructional aspects of UAVs for noise reduction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
- B64U2101/00—UAVs specially adapted for particular uses or applications
- B64U2101/60—UAVs specially adapted for particular uses or applications for transporting passengers; for transporting goods other than weapons
- B64U2101/61—UAVs specially adapted for particular uses or applications for transporting passengers; for transporting goods other than weapons for transporting passengers
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Remote Sensing (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Motor Or Generator Cooling System (AREA)
- Switches With Compound Operations (AREA)
- Moulding By Coating Moulds (AREA)
- Storage Of Web-Like Or Filamentary Materials (AREA)
- Coiling Of Filamentary Materials In General (AREA)
- Toys (AREA)
- Wind Motors (AREA)
- Automatic Assembly (AREA)
Abstract
A thrust producing unit with at least two rotor assemblies and a shrouding” The invention is related to a thrust producing unit 3d for producing thrust in a predetermined direction, comprising at least 5 two rotor assemblies 7d, 8d and a shrouding 6d that accommodates at most one of the at least two rotor assemblies 7d, 8d, wherein the shrouding 6d defines a cylindrical air duct 20 that is axially delimited by an air inlet region 20e and an air outlet region 20f, and wherein the air inlet region 20e exhibits in circumferential 10 direction of the cylindrical air duct 20 an undulated geometry. figure: Figure 5
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP17400008.3A EP3366586B1 (en) | 2017-02-27 | 2017-02-27 | A thrust producing unit with at least two rotor assemblies and a shrouding |
Publications (1)
Publication Number | Publication Date |
---|---|
SG10201800731PA true SG10201800731PA (en) | 2018-09-27 |
Family
ID=58410234
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG10201800731PA SG10201800731PA (en) | 2017-02-27 | 2018-01-29 | A thrust producing unit with at least two rotor assemblies and a shrouding |
Country Status (8)
Country | Link |
---|---|
US (1) | US11220325B2 (en) |
EP (1) | EP3366586B1 (en) |
JP (1) | JP6516888B2 (en) |
KR (1) | KR102049969B1 (en) |
CN (1) | CN108502151B (en) |
BR (1) | BR102018003220B1 (en) |
MX (1) | MX2018002328A (en) |
SG (1) | SG10201800731PA (en) |
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CN107614379A (en) | 2015-05-25 | 2018-01-19 | 多特瑞尔技术有限公司 | Shield for aircraft |
JP2020530913A (en) | 2017-07-24 | 2020-10-29 | ドテレル テクノロジーズ リミテッド | Shroud |
WO2019210128A2 (en) * | 2018-04-27 | 2019-10-31 | Aai Corporation | Variable pitch rotor assembly for electrically driven vectored thrust aircraft applications |
AU2019271730A1 (en) | 2018-05-16 | 2020-12-24 | Dotterel Technologies Limited | Systems and methods for audio capture |
EP3581491B1 (en) | 2018-06-13 | 2020-06-24 | AIRBUS HELICOPTERS DEUTSCHLAND GmbH | A multirotor aircraft with a thrust producing unit that comprises an aerodynamically optimized shrouding |
US10822080B2 (en) * | 2018-06-28 | 2020-11-03 | The Boeing Company | Aircraft and methods of performing tethered and untethered flights using aircraft |
US11027836B2 (en) * | 2018-07-13 | 2021-06-08 | The Boeing Company | Rotorcraft with canted coaxial rotors |
BR112021001262A2 (en) * | 2018-07-23 | 2021-04-20 | Airgility, Inc. | departure system vehicle platform, and, operation method of a departure system vehicle platform. |
JP7068126B2 (en) * | 2018-10-01 | 2022-05-16 | トヨタ自動車株式会社 | Anomaly detection device and control device |
EP3730404B1 (en) * | 2019-04-23 | 2021-08-18 | LEONARDO S.p.A. | Vertical take-off and landing aircraft and related control method |
CN113784890B (en) | 2019-04-26 | 2024-02-27 | 阿尔捷利集团公司 | Hybrid rotor aircraft |
US11673657B2 (en) * | 2019-05-03 | 2023-06-13 | The Boeing Company | Multi-rotor rotorcraft |
KR102366194B1 (en) * | 2020-03-26 | 2022-02-24 | 주식회사 풍산 | Coaxial Rotor Flight |
KR102337912B1 (en) * | 2020-08-07 | 2021-12-10 | 한서대학교 산학협력단 | Manufacturing method of propulsion unit for flight vehicle having rimfoil, propulsion unit for flight vehicle having rimfoil and flight vehicle |
CN112520026A (en) * | 2020-12-23 | 2021-03-19 | 中国民用航空飞行学院 | Novel variant aircraft |
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WO2024001143A1 (en) * | 2022-06-30 | 2024-01-04 | 亿航智能设备(广州)有限公司 | Ducted fan, aircraft and attitude control method and device therefor, and related apparatus |
WO2024035714A1 (en) * | 2022-08-09 | 2024-02-15 | 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 |
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-
2017
- 2017-02-27 EP EP17400008.3A patent/EP3366586B1/en active Active
-
2018
- 2018-01-24 JP JP2018009621A patent/JP6516888B2/en active Active
- 2018-01-29 SG SG10201800731PA patent/SG10201800731PA/en unknown
- 2018-02-13 CN CN201810150685.6A patent/CN108502151B/en active Active
- 2018-02-20 BR BR102018003220-8A patent/BR102018003220B1/en active IP Right Grant
- 2018-02-23 MX MX2018002328A patent/MX2018002328A/en unknown
- 2018-02-26 KR KR1020180022866A patent/KR102049969B1/en active IP Right Grant
- 2018-02-27 US US15/906,013 patent/US11220325B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
BR102018003220B1 (en) | 2022-05-17 |
US20180244367A1 (en) | 2018-08-30 |
US11220325B2 (en) | 2022-01-11 |
CN108502151A (en) | 2018-09-07 |
KR102049969B1 (en) | 2019-11-28 |
CN108502151B (en) | 2021-06-08 |
JP6516888B2 (en) | 2019-05-22 |
JP2018140772A (en) | 2018-09-13 |
KR20180099522A (en) | 2018-09-05 |
EP3366586B1 (en) | 2020-08-19 |
EP3366586A1 (en) | 2018-08-29 |
MX2018002328A (en) | 2018-11-09 |
BR102018003220A2 (en) | 2018-10-30 |
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