JP5335618B2 - ダクテッドファン無人航空機用の騒音を抑える支柱支持システム - Google Patents

ダクテッドファン無人航空機用の騒音を抑える支柱支持システム Download PDF

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Publication number
JP5335618B2
JP5335618B2 JP2009196925A JP2009196925A JP5335618B2 JP 5335618 B2 JP5335618 B2 JP 5335618B2 JP 2009196925 A JP2009196925 A JP 2009196925A JP 2009196925 A JP2009196925 A JP 2009196925A JP 5335618 B2 JP5335618 B2 JP 5335618B2
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Japan
Prior art keywords
leg
ducted fan
fuselage
struts
engine
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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 - Fee Related
Application number
JP2009196925A
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English (en)
Japanese (ja)
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JP2010105654A (ja
JP2010105654A5 (enExample
Inventor
ブルース・ダン・ブールディン
リカルド・バーディッソ
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Honeywell International Inc
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Honeywell International Inc
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Publication of JP2010105654A5 publication Critical patent/JP2010105654A5/ja
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    • 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
    • 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
    • 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
    • B64D33/00—Arrangement in aircraft of power plant parts or auxiliaries not otherwise provided for
    • B64D33/02—Arrangement in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes
    • B64D2033/0206—Arrangement in aircraft of power plant parts or auxiliaries not otherwise provided for of combustion air intakes comprising noise reduction means, e.g. acoustic liners
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
    • B64U20/00—Constructional aspects of UAVs
    • B64U20/10—Constructional aspects of UAVs for stealth, e.g. reduction of cross-section detectable by radars
    • 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
    • B64U2101/15—UAVs specially adapted for particular uses or applications for conventional or electronic warfare

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Remote Sensing (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Forklifts And Lifting Vehicles (AREA)
JP2009196925A 2008-10-31 2009-08-27 ダクテッドファン無人航空機用の騒音を抑える支柱支持システム Expired - Fee Related JP5335618B2 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US12/262,428 US8070092B2 (en) 2008-10-31 2008-10-31 Noise-suppressing strut support system for an unmanned aerial vehicle
US12/262,428 2008-10-31

Publications (3)

Publication Number Publication Date
JP2010105654A JP2010105654A (ja) 2010-05-13
JP2010105654A5 JP2010105654A5 (enExample) 2012-06-07
JP5335618B2 true JP5335618B2 (ja) 2013-11-06

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Family Applications (1)

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JP2009196925A Expired - Fee Related JP5335618B2 (ja) 2008-10-31 2009-08-27 ダクテッドファン無人航空機用の騒音を抑える支柱支持システム

Country Status (3)

Country Link
US (1) US8070092B2 (enExample)
EP (1) EP2181921A3 (enExample)
JP (1) JP5335618B2 (enExample)

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US10814966B2 (en) * 2015-05-25 2020-10-27 Dotterel Technologies Limited Shroud for an aircraft
US10556702B2 (en) 2016-07-13 2020-02-11 General Electric Company Aircraft having an airflow duct
CN106782491B (zh) * 2017-03-17 2020-10-23 英华达（上海）科技有限公司 无人机噪音抑制装置及其方法
JP2020530913A (ja) 2017-07-24 2020-10-29 ドテレル テクノロジーズ リミテッド シュラウド
US11767097B2 (en) 2018-04-17 2023-09-26 University Of Kansas Acoustic noise suppressing ducted fan propulsor mounting arrangement and treatments
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US11827344B2 (en) * 2020-12-09 2023-11-28 Textron Innovations Inc. Low noise ducted fan
US12145753B2 (en) * 2022-08-09 2024-11-19 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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Also Published As

Publication number Publication date
US8070092B2 (en) 2011-12-06
JP2010105654A (ja) 2010-05-13
EP2181921A2 (en) 2010-05-05
US20100108809A1 (en) 2010-05-06
EP2181921A3 (en) 2014-03-12

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