IN154952B - - Google Patents

Info

Publication number
IN154952B
IN154952B IN882/CAL/81A IN882CA1981A IN154952B IN 154952 B IN154952 B IN 154952B IN 882CA1981 A IN882CA1981 A IN 882CA1981A IN 154952 B IN154952 B IN 154952B
Authority
IN
India
Application number
IN882/CAL/81A
Other languages
English (en)
Inventor
Jean Thibert Jacques
Madame Rodde Anne Marie
Pouradier Jean-Marc Emile
Original Assignee
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 filed Critical Aerospatiale
Publication of IN154952B publication Critical patent/IN154952B/en

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)
IN882/CAL/81A 1980-09-24 1981-08-10 IN154952B (de)

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
IN154952B true IN154952B (de) 1984-12-22

Family

ID=9246248

Family Applications (1)

Application Number Title Priority Date Filing Date
IN882/CAL/81A IN154952B (de) 1980-09-24 1981-08-10

Country Status (7)

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

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
EP0048649B1 (de) 1985-06-26
JPH0156960B2 (de) 1989-12-01
US4416434A (en) 1983-11-22
FR2490586A1 (fr) 1982-03-26
JPS5784298A (en) 1982-05-26
FR2490586B1 (de) 1982-10-01
EP0048649A1 (de) 1982-03-31
BR8106142A (pt) 1982-06-15

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