JPWO2021014755A1 - - Google Patents

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Publication number
JPWO2021014755A1
JPWO2021014755A1 JP2021534570A JP2021534570A JPWO2021014755A1 JP WO2021014755 A1 JPWO2021014755 A1 JP WO2021014755A1 JP 2021534570 A JP2021534570 A JP 2021534570A JP 2021534570 A JP2021534570 A JP 2021534570A JP WO2021014755 A1 JPWO2021014755 A1 JP WO2021014755A1
Authority
JP
Japan
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.)
Granted
Application number
JP2021534570A
Other languages
Japanese (ja)
Other versions
JP7507354B2 (ja
JPWO2021014755A5 (https=
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 filed Critical
Publication of JPWO2021014755A1 publication Critical patent/JPWO2021014755A1/ja
Publication of JPWO2021014755A5 publication Critical patent/JPWO2021014755A5/ja
Application granted granted Critical
Publication of JP7507354B2 publication Critical patent/JP7507354B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • B64C27/59—Transmitting means, e.g. interrelated with initiating means or means acting on blades mechanical
    • 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
    • B64C11/30—Blade pitch-changing mechanisms
    • 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
    • B64C27/72—Means acting on blades
    • 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
    • B64U30/29—Constructional aspects of rotors or rotor supports; Arrangements thereof
    • 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
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K21/00—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets
    • H02K21/12—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets
    • H02K21/22—Synchronous motors having permanent magnets; Synchronous generators having permanent magnets with stationary armatures and rotating magnets with magnets rotating around the armatures, e.g. flywheel magnetos
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K7/00—Arrangements for handling mechanical energy structurally associated with dynamo-electric machines, e.g. structural association with mechanical driving motors or auxiliary dynamo-electric machines
    • H02K7/08—Structural association with bearings
    • H02K7/085—Structural association with bearings radially supporting the rotary shaft at only one end of the rotor
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Power Engineering (AREA)
  • Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
JP2021534570A 2019-07-23 2020-05-28 モータユニット、及び飛行体 Active JP7507354B2 (ja)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
JP2019135639 2019-07-23
JP2019135639 2019-07-23
JP2020073134 2020-04-15
JP2020073134 2020-04-15
PCT/JP2020/021203 WO2021014755A1 (ja) 2019-07-23 2020-05-28 モータユニット、及び飛行体

Publications (3)

Publication Number Publication Date
JPWO2021014755A1 true JPWO2021014755A1 (https=) 2021-01-28
JPWO2021014755A5 JPWO2021014755A5 (https=) 2022-04-11
JP7507354B2 JP7507354B2 (ja) 2024-06-28

Family

ID=74194149

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021534570A Active JP7507354B2 (ja) 2019-07-23 2020-05-28 モータユニット、及び飛行体

Country Status (5)

Country Link
US (1) US11975829B2 (https=)
EP (1) EP4005922B1 (https=)
JP (1) JP7507354B2 (https=)
CN (1) CN114126963B (https=)
WO (1) WO2021014755A1 (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7552459B2 (ja) * 2020-03-17 2024-09-18 日本精工株式会社 推力発生装置
JP7563260B2 (ja) * 2020-03-17 2024-10-08 日本精工株式会社 推力発生装置
DE102022001536B4 (de) 2022-05-02 2024-08-14 Friedrich Grimm Elektrische maschine mit einer matrix-schaltung
US12240589B2 (en) * 2022-12-12 2025-03-04 Textron Innovations Inc. Linear actuator system
US12312066B2 (en) * 2023-03-31 2025-05-27 Beta Air Llc Propulsor assembly of an electric aircraft
US12384551B2 (en) 2023-03-31 2025-08-12 Beta Air Llc System for controlling a propulsor assembly of an electric aircraft
TWI904462B (zh) * 2023-08-04 2025-11-11 藏識科技有限公司 調整飛行器螺旋槳螺距角之方法與系統
CN119869991B (zh) * 2025-03-07 2025-10-21 浙江大学 一种小型化的定子清洗装置及方法

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190118941A1 (en) * 2017-10-19 2019-04-25 Uvionix Aerospace Corporation Unmanned aerial vehicle and propulsion system for an unmanned aerial vehicle

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5028210A (en) * 1990-01-05 1991-07-02 The United States Of America As Represented By The Secretary Of The Navy Propeller unit with controlled cyclic and collective blade pitch
US5628620A (en) * 1991-09-30 1997-05-13 Arlton; Paul E. Main rotor system for helicopters
FR2837462B1 (fr) * 2002-03-20 2004-05-28 Eurocopter France Rotor de giravion a entrainement homocinetique
CN100479297C (zh) * 2005-05-20 2009-04-15 合肥三益江海泵业有限公司 大型潜水电泵
CN204383742U (zh) 2015-01-10 2015-06-10 傅春明 一种螺旋桨
JP6006452B1 (ja) * 2016-04-07 2016-10-12 ヒロボー株式会社 ヘリコプタのロータヘッド、マルチロータ型ヘリコプタ及びヘリコプタ
NO342415B1 (en) * 2016-08-31 2018-05-22 FLIR Unmanned Aerial Systems AS Controlling blade pitch by a plurality of electric motors
US10611463B2 (en) * 2017-04-05 2020-04-07 Textron Innovations Inc. Rotorcraft fly-by-wire stabilization
FR3068953B1 (fr) * 2017-07-13 2019-11-22 Yann Willinger Dispositif de commande directe de pale par actionneur electromecanique
JP2020531366A (ja) * 2017-08-23 2020-11-05 ヴィマアン ロボティクス， インコーポレイテッド 駆動機構
CN109483762A (zh) * 2018-12-24 2019-03-19 钱志 混炼橡胶制粒机组
CA3077185C (en) * 2019-04-03 2023-08-01 Ft Holdings Inc. Rotor head for aerial vehicle

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20190118941A1 (en) * 2017-10-19 2019-04-25 Uvionix Aerospace Corporation Unmanned aerial vehicle and propulsion system for an unmanned aerial vehicle

Also Published As

Publication number Publication date
US20220274693A1 (en) 2022-09-01
US11975829B2 (en) 2024-05-07
JP7507354B2 (ja) 2024-06-28
CN114126963A (zh) 2022-03-01
EP4005922A4 (en) 2022-08-17
EP4005922A1 (en) 2022-06-01
WO2021014755A1 (ja) 2021-01-28
EP4005922B1 (en) 2024-04-24
CN114126963B (zh) 2024-04-19

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