BR8106142A - Perfil de pa e pa para helice giratoria de aeronave - Google Patents

Perfil de pa e pa para helice giratoria de aeronave

Info

Publication number
BR8106142A
BR8106142A BR8106142A BR8106142A BR8106142A BR 8106142 A BR8106142 A BR 8106142A BR 8106142 A BR8106142 A BR 8106142A BR 8106142 A BR8106142 A BR 8106142A BR 8106142 A BR8106142 A BR 8106142A
Authority
BR
Brazil
Prior art keywords
giratory
helice
aircraft
profile
helice aircraft
Prior art date
Application number
BR8106142A
Other languages
English (en)
Inventor
J Thibert
A Rodde
J Pouradier
Original Assignee
Aerospatiale
Onera (Off Nat Aerospatiale)
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 by Aerospatiale, Onera (Off Nat Aerospatiale) filed Critical Aerospatiale
Publication of BR8106142A publication Critical patent/BR8106142A/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B64C27/46—Blades
    • B64C27/467—Aerodynamic features

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
BR8106142A 1980-09-24 1981-09-23 Perfil de pa e pa para helice giratoria de aeronave BR8106142A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8020490A FR2490586A1 (fr) 1980-09-24 1980-09-24 Profil de pale pour voilure tournante d'aeronef

Publications (1)

Publication Number Publication Date
BR8106142A true BR8106142A (pt) 1982-06-15

Family

ID=9246248

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8106142A BR8106142A (pt) 1980-09-24 1981-09-23 Perfil de pa e pa para helice giratoria de aeronave

Country Status (7)

Country Link
US (1) US4416434A (pt)
EP (1) EP0048649B1 (pt)
JP (1) JPS5784298A (pt)
BR (1) BR8106142A (pt)
DE (1) DE3171123D1 (pt)
FR (1) FR2490586A1 (pt)
IN (1) IN154952B (pt)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2536365A1 (fr) * 1982-11-18 1984-05-25 Onera (Off Nat Aerospatiale) Pale pour propulseur d'aeronef
US4569633A (en) * 1983-04-18 1986-02-11 United Technologies Corporation Airfoil section for a rotor blade of a rotorcraft
DE3465451D1 (en) * 1984-01-16 1987-09-24 Boeing Co An airfoil having improved lift capability
US4830574A (en) * 1988-02-29 1989-05-16 United Technologies Corporation Airfoiled blade
US4941803A (en) * 1989-02-01 1990-07-17 United Technologies Corporation Airfoiled blade
JP2633413B2 (ja) * 1991-06-03 1997-07-23 富士重工業株式会社 回転翼航空機の回転翼羽根
US5417548A (en) * 1994-01-14 1995-05-23 Midwest Research Institute Root region airfoil for wind turbine
JP3544711B2 (ja) * 1994-08-02 2004-07-21 富士重工業株式会社 回転翼航空機の回転翼羽根
FR2765187B1 (fr) * 1997-06-25 1999-08-27 Onera (Off Nat Aerospatiale) Profil de pale pour voilure tournante d'aeronef et pale pour voilure tournante presentant un tel profil
US7396212B1 (en) 1998-04-07 2008-07-08 University Of Central Florida Research Foundation, Inc. High efficiency twisted leaf blade ceiling fan
US6039541A (en) * 1998-04-07 2000-03-21 University Of Central Florida High efficiency ceiling fan
US6659721B1 (en) 1998-04-07 2003-12-09 University Of Central Florida High efficiency ceiling fan blades
US6884034B1 (en) 1998-04-07 2005-04-26 University Of Central Florida Enhancements to high efficiency ceiling fan
US7210910B1 (en) 1998-04-07 2007-05-01 Research Foundation Of The University Of Central Florida, Inc. Enhancements to high efficiency ceiling fan
EP1406903B1 (de) 2001-07-05 2007-02-14 Basf Aktiengesellschaft Fungizide triazolopyrimidine, verfahren zu ihrer herstellung und ihre verwendung zur bekämpfung von schadpilzen sowie sie enthaltende mittel
US6607164B2 (en) 2001-10-22 2003-08-19 Toyota Motor Sales, U.S.A., Inc. Wing airfoil
JP4237980B2 (ja) * 2002-06-12 2009-03-11 本田技研工業株式会社 飛行機の主翼用層流翼型
US7854593B2 (en) * 2006-02-16 2010-12-21 Sikorsky Aircraft Corporation Airfoil for a helicopter rotor blade
US7850513B1 (en) 2006-05-12 2010-12-14 University Of Central Florida Research Foundation, Inc. High efficiency solar powered fans
US7507151B1 (en) 2006-05-12 2009-03-24 University Of Central Florida Research Foundation, Inc. High efficiency solar powered fan
CN100390409C (zh) * 2006-09-01 2008-05-28 清华大学 一种用于垂直轴流体发电装置的叶片断面翼型
US9284050B2 (en) * 2011-12-09 2016-03-15 Sikorsky Aircraft Corporation Airfoil for rotor blade with reduced pitching moment
RU2581642C2 (ru) * 2014-07-10 2016-04-20 Федеральное государственное унитарное предприятие "Центральный аэрогидродинамический институт имени профессора Н.Е. Жуковского" (ФГУП "ЦАГИ") Аэродинамический профиль крыла
RU2685372C2 (ru) * 2014-08-21 2019-04-17 ТИХЕРИНА Хуан Херардо НАРВАЭС Аэродинамический профиль (варианты) и крыло
US20200331602A1 (en) * 2018-12-07 2020-10-22 Joby Aero, Inc. Rotary airfoil and design method therefor
US11999466B2 (en) * 2019-11-14 2024-06-04 Skydio, Inc. Ultra-wide-chord propeller
RU2769545C1 (ru) * 2021-05-14 2022-04-04 Акционерное общество "Национальный центр вертолетостроения им. М.Л. Миля и Н.И. Камова" (АО "НЦВ Миль и Камов") Аэродинамический профиль несущего элемента летательного аппарата
RU2762464C1 (ru) * 2021-05-14 2021-12-21 Акционерное общество "Национальный центр вертолетостроения им. М.Л. Миля и Н.И. Камова" (АО "НЦВ Миль и Камов") Аэродинамический профиль несущего элемента летательного аппарата

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2123096A (en) * 1935-03-22 1938-07-05 Jean Frederic Georges Ma Charp Aeroplane
GB615318A (en) * 1944-06-07 1949-01-05 Glenn L Martin Co Improvements in or relating to low drag airfoils
US2628043A (en) * 1951-02-13 1953-02-10 Lloyd Avon Ltd Tailless airplane
US3728045A (en) * 1971-09-22 1973-04-17 United Aircraft Corp Helicopter blade
FR2261177A1 (en) * 1974-02-20 1975-09-12 Boeing Co Aerodynamic rotor blade for helicopter - has an airfoil profile with component which has thickness distribution based on NACA series
US4142837A (en) * 1977-11-11 1979-03-06 United Technologies Corporation Helicopter blade
DE2803041A1 (de) * 1978-01-25 1979-08-02 Dieter Paff Schwanzloses flugzeug
FR2463054A1 (fr) * 1979-08-10 1981-02-20 Aerospatiale Profil de pale pour voilure tournante d'aeronef
US4314795A (en) * 1979-09-28 1982-02-09 The Boeing Company Advanced airfoils for helicopter rotor application
DE3175016D1 (en) * 1980-03-28 1986-09-04 Westland Plc Helicopter rotor blade

Also Published As

Publication number Publication date
DE3171123D1 (en) 1985-08-01
IN154952B (pt) 1984-12-22
EP0048649B1 (fr) 1985-06-26
JPH0156960B2 (pt) 1989-12-01
US4416434A (en) 1983-11-22
FR2490586A1 (fr) 1982-03-26
JPS5784298A (en) 1982-05-26
FR2490586B1 (pt) 1982-10-01
EP0048649A1 (fr) 1982-03-31

Similar Documents

Publication Publication Date Title
BR8106142A (pt) Perfil de pa e pa para helice giratoria de aeronave
BR8206320A (pt) Aeronave
ES505910A0 (es) Procedimiento para la obtencion de metilformiato
FI821428A0 (fi) Laosanordningsenhet foer containrar pao lyftbalk eller lyftok
MX159562A (es) Neumatico y procedimiento para su fabricacion
AR231950A1 (es) Neumatico para aeronave
ES498573A0 (es) Procedimiento para la obtencion de nuevos tioles
FR2486020B1 (fr) Aeronef
ES507522A0 (es) Procedimiento para la obtencion de 1-fenil-2-triazolil-1-penten-3--oles
DK303684D0 (da) Luftfartoej
SE8102599A0 (sv) Flygkropp
ES251862Y (es) Piezas para la construccion
ATA158986A (de) Fluggeraet
ES496359A0 (es) Procedimiento para la obtencion de 5-nitro-2-furaldehido-p- hidroxibenzoilhidrazona
ES265091Y (es) Dispositivo para la colocacion de sobrecristales de ventanas y similares.
PT7418U (pt) Boquilha aperfeicoada para cigarros
BR8003210A (pt) Conjunto de perfilado para divisoria
ES250879Y (es) Persiana de quita y pon para automoviles
BR8005068A (pt) Aeronave
BR8006486A (pt) Enderecador para urte
BR6001603U (pt) Treinador de refelxos para aviadores
BR6000053U (pt) Montagem rapida para sifoes
ES257860Y (es) Cabina para cosechadora
ES250413Y (es) Cierre-asidero para puertas correderas y similares
BR8107770A (pt) Armacao estrutural para ecessorios de hanheiro e outros

Legal Events

Date Code Title Description
B21A Patent or certificate of addition expired [chapter 21.1 patent gazette]

Free format text: PATENTE EXTINTA EM 23/09/96