JPWO2021085588A5 - - Google Patents

Download PDF

Info

Publication number
JPWO2021085588A5
JPWO2021085588A5 JP2021553714A JP2021553714A JPWO2021085588A5 JP WO2021085588 A5 JPWO2021085588 A5 JP WO2021085588A5 JP 2021553714 A JP2021553714 A JP 2021553714A JP 2021553714 A JP2021553714 A JP 2021553714A JP WO2021085588 A5 JPWO2021085588 A5 JP WO2021085588A5
Authority
JP
Japan
Prior art keywords
smoothly
transition
continuously
blade
bent portion
Prior art date
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
JP2021553714A
Other languages
English (en)
Japanese (ja)
Other versions
JPWO2021085588A1 (https=
JP7236171B2 (ja
Filing date
Publication date
Application filed filed Critical
Priority claimed from PCT/JP2020/040775 external-priority patent/WO2021085588A1/ja
Publication of JPWO2021085588A1 publication Critical patent/JPWO2021085588A1/ja
Publication of JPWO2021085588A5 publication Critical patent/JPWO2021085588A5/ja
Application granted granted Critical
Publication of JP7236171B2 publication Critical patent/JP7236171B2/ja
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

JP2021553714A 2019-10-31 2020-10-30 プロペラ Active JP7236171B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019198143 2019-10-31
JP2019198143 2019-10-31
PCT/JP2020/040775 WO2021085588A1 (ja) 2019-10-31 2020-10-30 プロペラ

Publications (3)

Publication Number Publication Date
JPWO2021085588A1 JPWO2021085588A1 (https=) 2021-05-06
JPWO2021085588A5 true JPWO2021085588A5 (https=) 2022-07-28
JP7236171B2 JP7236171B2 (ja) 2023-03-09

Family

ID=75715198

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021553714A Active JP7236171B2 (ja) 2019-10-31 2020-10-30 プロペラ

Country Status (2)

Country Link
JP (1) JP7236171B2 (https=)
WO (1) WO2021085588A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP7664616B2 (ja) * 2021-06-11 2025-04-18 株式会社石井鐵工所 ドローン用プロペラのブレード
JP7713227B2 (ja) * 2021-09-10 2025-07-25 国立大学法人北陸先端科学技術大学院大学 ドローン及びドローンの制御装置
JP2024136971A (ja) * 2023-03-24 2024-10-04 双葉電子工業株式会社 無人飛行体及びプロペラ
CN119568383B (zh) * 2024-09-29 2025-09-16 中国船舶集团有限公司第七一九研究所 一种可展开的环形螺旋桨及跨域航行器

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2041747A1 (https=) * 1969-05-20 1971-02-05 Sud Aviation
US4627791A (en) * 1982-11-10 1986-12-09 Marshall Andrew C Aeroelastically responsive composite propeller
US5108262A (en) * 1990-03-23 1992-04-28 The United States Of America As Represented By The Secretary Of The Navy High damping flexible propeller/impleller
US20030145541A1 (en) * 2002-02-01 2003-08-07 Brightwell Lionel L. Scaffold plank end cap
US9937999B2 (en) * 2015-06-01 2018-04-10 Northrop Grumman Systems Corporation Deployable propeller
US10618629B2 (en) * 2016-08-09 2020-04-14 Gopro, Inc. Automated variable pitch propeller blade
US20190135419A1 (en) * 2017-11-03 2019-05-09 Vantage Robotics Llc Foldable unmaned aerial vehicle (uav)
JP7173513B2 (ja) * 2017-12-12 2022-11-16 ホッティーポリマー株式会社 回転羽根

Similar Documents

Publication Publication Date Title
JPWO2021085588A5 (https=)
JP2012501396A5 (https=)
JP2006037800A5 (https=)
JP4046164B2 (ja) 軸流フアン
JP6490421B2 (ja) ロータ
CN101715518B (zh) 径向叶轮
JP6428833B2 (ja) プロペラファン
CA2656291A1 (en) Turbofan engine
CN106870451A (zh) 叶轮及风扇
WO2018123519A1 (ja) プロペラファン
RU2005137144A (ru) Рабочее колесо для гидравлической турбины френсиса
CA2564242A1 (en) Turbofan engine
JP6405529B2 (ja) 送風装置
JP7615925B2 (ja) 送風ファン
JP6271658B1 (ja) フランシス水車
JP6544463B2 (ja) プロペラファン
JP2008506065A (ja) 軸流ファン
JPH08240197A (ja) 軸流ファン
US3070287A (en) Drum rotor for radial blower
JP5712346B2 (ja) 天井扇
JP2016223403A (ja) ターボファン及びこのターボファンを用いた送風装置
US20070065279A1 (en) Blade structure for a radial airflow fan
CN108019847B (zh) 出风罩及空调室外机
JP2003184797A (ja) 送風装置及び該送風装置を備えた空気調和機
ITBO20070577A1 (it) Ventola a flusso assiale.