RU97120828A - Лопасть со стреловидным концом для вращающейся несущей поверхности летательного аппарата - Google Patents

Лопасть со стреловидным концом для вращающейся несущей поверхности летательного аппарата

Info

Publication number
RU97120828A
RU97120828A RU97120828/28A RU97120828A RU97120828A RU 97120828 A RU97120828 A RU 97120828A RU 97120828/28 A RU97120828/28 A RU 97120828/28A RU 97120828 A RU97120828 A RU 97120828A RU 97120828 A RU97120828 A RU 97120828A
Authority
RU
Russia
Prior art keywords
aircraft
arrow
carrier surface
shaped blade
rotating carrier
Prior art date
Application number
RU97120828/28A
Other languages
English (en)
Other versions
RU2139811C1 (ru
Inventor
Валентин Гастон Тульмей Франсуа
Маргерита Зиби Жуаль
Original Assignee
Эрокоптер
Онера (Оффис Насьональ Д'Этюд Э Де Решерш Аэроспасьяль)
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
Priority claimed from FR9614066A external-priority patent/FR2755941B1/fr
Application filed by Эрокоптер, Онера (Оффис Насьональ Д'Этюд Э Де Решерш Аэроспасьяль) filed Critical Эрокоптер
Publication of RU97120828A publication Critical patent/RU97120828A/ru
Application granted granted Critical
Publication of RU2139811C1 publication Critical patent/RU2139811C1/ru

Links

Claims (1)

  1. Текст формулы заявки в факсимильном виде (см. чертежи)
RU97120828A 1996-11-19 1997-11-18 Лопасть со стреловидным концом для вращающейся несущей поверхности летательного аппарата RU2139811C1 (ru)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9614066A FR2755941B1 (fr) 1996-11-19 1996-11-19 Pale a extremite en fleche pour voilure tournante d'aeronef
FR9614066 1996-11-19

Publications (2)

Publication Number Publication Date
RU97120828A true RU97120828A (ru) 1999-08-20
RU2139811C1 RU2139811C1 (ru) 1999-10-20

Family

ID=9497748

Family Applications (1)

Application Number Title Priority Date Filing Date
RU97120828A RU2139811C1 (ru) 1996-11-19 1997-11-18 Лопасть со стреловидным концом для вращающейся несущей поверхности летательного аппарата

Country Status (8)

Country Link
US (1) US6000911A (ru)
EP (1) EP0842846B1 (ru)
JP (1) JP3802209B2 (ru)
CN (1) CN1077859C (ru)
DE (1) DE69714947T2 (ru)
FR (1) FR2755941B1 (ru)
RU (1) RU2139811C1 (ru)
ZA (1) ZA979933B (ru)

Families Citing this family (34)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3189251B2 (ja) * 1999-03-12 2001-07-16 株式会社コミュータヘリコプタ先進技術研究所 回転翼機のロータブレード
FR2793766B1 (fr) 1999-05-21 2001-07-13 Eurocopter France Pale pour voilure tournante d'aeronef
US6497385B1 (en) 2000-11-08 2002-12-24 Continuum Dynamics, Inc. Rotor blade with optimized twist distribution
GB0420601D0 (en) * 2004-09-16 2004-10-20 Qinetiq Ltd Wing tip devices
US7344360B2 (en) * 2004-09-29 2008-03-18 General Electric Company Wind turbine rotor blade with in-plane sweep and devices using same, and methods for making same
US7946526B2 (en) * 2004-11-05 2011-05-24 Nachman Zimet Rotary-wing vehicle system
US7252479B2 (en) * 2005-05-31 2007-08-07 Sikorsky Aircraft Corporation Rotor blade for a high speed rotary-wing aircraft
US7600976B2 (en) * 2005-05-31 2009-10-13 Sikorsky Aircraft Corporation Rotor blade twist distribution for a high speed rotary-wing aircraft
US7662013B2 (en) 2006-01-19 2010-02-16 Silverlit Toys Manufactory Ltd. Helicopter with horizontal control
BE1016960A3 (nl) 2006-01-19 2007-11-06 Rostyne Alexander Jozef Magdal Verbeterde helikopter.
US7815482B2 (en) 2006-01-19 2010-10-19 Silverlit Toys Manufactory, Ltd. Helicopter
US8002604B2 (en) 2006-01-19 2011-08-23 Silverlit Limited Remote controlled toy helicopter
US8357023B2 (en) 2006-01-19 2013-01-22 Silverlit Limited Helicopter
US7883392B2 (en) 2008-08-04 2011-02-08 Silverlit Toys Manufactory Ltd. Toy helicopter
US7854593B2 (en) * 2006-02-16 2010-12-21 Sikorsky Aircraft Corporation Airfoil for a helicopter rotor blade
US8016566B2 (en) * 2006-08-03 2011-09-13 Bell Helicopter Textron Inc. High performance low noise rotorcraft blade aerodynamic design
US7762785B2 (en) * 2007-12-10 2010-07-27 Sikorsky Aircraft Corporation Main rotor blade with integral tip section
EP2123556B1 (en) * 2008-05-22 2010-12-08 Agusta S.p.A. Helicopter antitorque tail rotor blade
US7854595B2 (en) * 2008-07-30 2010-12-21 General Electric Company Wind turbine blade tip shapes
US8052500B2 (en) 2008-11-25 2011-11-08 Silverlit Limited Helicopter with main and auxiliary rotors
EP2505500B1 (en) * 2011-03-31 2016-09-14 AIRBUS HELICOPTERS DEUTSCHLAND GmbH Noise and performance improved rotor blade for a helicopter
FR3005301B1 (fr) * 2013-05-03 2015-05-29 Eurocopter France Rotor carene d'aeronef, et giravion
FR3045565B1 (fr) 2015-12-21 2018-07-27 Airbus Helicopters Pale de rotor d'aeronef a geometrie adaptee pour l'ameloration acoustique lors d'un vol d'approche et l'amelioration des performances en vol d'avancement
FR3045564B1 (fr) 2015-12-21 2018-08-17 Airbus Helicopters Pale de rotor d'aeronef a geometrie adaptee pour l'amelioration acoustique lors de vols d'approche et l'amelioration des performances en vols stationnaire et d'avancement
CN105947160B (zh) * 2016-05-05 2018-07-24 哈尔滨工程大学 一种降低叶根处应力并减小梢涡的螺旋桨
US10858088B2 (en) * 2016-08-31 2020-12-08 David E. Shormann Biomimetic airfoil bodies and methods of designing and making same
EP3293112B1 (en) 2016-09-07 2018-12-05 Leonardo S.p.A. Rotor for a hover-capable aircraft and related method of control
CN108688794A (zh) * 2018-04-18 2018-10-23 中山市朗宇模型有限公司 螺旋桨
CN110337404A (zh) * 2018-05-28 2019-10-15 深圳市大疆创新科技有限公司 螺旋桨组件、动力组件及飞行器
WO2019241725A1 (en) * 2018-06-15 2019-12-19 The Texas A&M University System Hover-capable aircraft
CN112173075B (zh) * 2020-09-25 2022-12-30 中国直升机设计研究所 一种直升机低噪声旋翼桨叶气动外形
CN112977816B (zh) * 2021-05-17 2021-08-06 北京三快在线科技有限公司 旋翼飞行器的桨叶及旋翼飞行器
CN114560082B (zh) * 2022-02-16 2023-07-04 西南科技大学 一种能有效控制桨尖涡的组合修形的桨尖结构及设计方法
US20230322373A1 (en) * 2022-03-28 2023-10-12 Lockheed Martin Corporation High speed rotor blade design

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3066742A (en) * 1957-01-11 1962-12-04 Georgia Tech Res Inst Rotor blade
GB1538055A (en) 1975-05-19 1979-01-10 Westland Aircraft Ltd Helicopter rotor blades
US4130377A (en) * 1977-07-13 1978-12-19 United Technologies Corporation Helicopter blade and rotor
US4324530A (en) 1980-01-21 1982-04-13 United Technologies Corp. Helicopter blade with a tip having a selected combination of sweep, taper and anhedral to improve hover efficiency
FR2617118B1 (fr) * 1987-06-29 1992-08-21 Aerospatiale Pale a extremite courbe pour voilure tournante d'aeronef
FR2636593B1 (fr) * 1988-09-19 1990-11-23 Aerospatiale Pale pour voilure tournante d'aeronef et voilure tournante comportant une telle pale
FR2689852B1 (fr) * 1992-04-09 1994-06-17 Eurocopter France Pale pour voilure tournante d'aeronef, a extremite en fleche.

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