BR112018011610A8 - Pá do rotor de giroscópio - Google Patents

Pá do rotor de giroscópio

Info

Publication number
BR112018011610A8
BR112018011610A8 BR112018011610A BR112018011610A BR112018011610A8 BR 112018011610 A8 BR112018011610 A8 BR 112018011610A8 BR 112018011610 A BR112018011610 A BR 112018011610A BR 112018011610 A BR112018011610 A BR 112018011610A BR 112018011610 A8 BR112018011610 A8 BR 112018011610A8
Authority
BR
Brazil
Prior art keywords
profile
blade
region
stroke
root
Prior art date
Application number
BR112018011610A
Other languages
English (en)
Other versions
BR112018011610B1 (pt
BR112018011610A2 (pt
Inventor
Fraundorfer Christoph
Zöbisch Andre
Original Assignee
Fraundorfer Christoph
Fraundorfer Aeronautics Ag
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 Fraundorfer Christoph, Fraundorfer Aeronautics Ag filed Critical Fraundorfer Christoph
Publication of BR112018011610A2 publication Critical patent/BR112018011610A2/pt
Publication of BR112018011610A8 publication Critical patent/BR112018011610A8/pt
Publication of BR112018011610B1 publication Critical patent/BR112018011610B1/pt

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C27/00Rotorcraft; Rotors peculiar thereto
    • B64C27/02Gyroplanes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C27/00Rotorcraft; Rotors peculiar thereto
    • B64C27/32Rotors
    • B64C27/46Blades
    • B64C27/467Aerodynamic features
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B64AIRCRAFT; AVIATION; COSMONAUTICS
    • B64CAEROPLANES; HELICOPTERS
    • B64C27/00Rotorcraft; Rotors peculiar thereto
    • B64C27/32Rotors
    • B64C27/46Blades
    • B64C27/473Constructional features

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Wind Motors (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Laminated Bodies (AREA)
  • Handcart (AREA)

Abstract

PÁ DO ROTOR DE GIROSCÓPIO A invenção diz respeito a uma pá do rotor de giroscópio para produção de empuxo autorotativo com uma região de perfil interno do lado da raiz (9), que possui um primeiro perfil (21c), possui um perfil (21c) diferente do segundo perfil (21e), e com uma curva de profundidade do perfil (22) decrescendo uniformemente na direção longitudinal da pá do rotor de giroscópio (1), a partir da região da raiz da pá (2), estendendo-se na direção da ponta da pá. (3). De acordo com a invenção, a pá (1) possui uma torção com um curso de torção (23) decrescendo uniformemente na direção da ponta da pá, (3) a partir da região da raiz da pá (2), em que o curso de torção (23) possui uma elevação variável na região de perfil interno (9) e/ou região de perfil principal (10), de modo que o curso de torção (23) seja curvado de maneira côncava nessa região (9, 10).
BR112018011610-6A 2015-12-10 2016-12-02 Pá do rotor de giroscópio BR112018011610B1 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE102015121502.0A DE102015121502A1 (de) 2015-12-10 2015-12-10 Tragschrauberrotorblatt zur autorotatorischen Auftriebserzeugung
DE102015121502.0 2015-12-10
PCT/EP2016/079520 WO2017097669A1 (de) 2015-12-10 2016-12-02 Tragschrauberrotorblatt

Publications (3)

Publication Number Publication Date
BR112018011610A2 BR112018011610A2 (pt) 2018-11-27
BR112018011610A8 true BR112018011610A8 (pt) 2022-11-01
BR112018011610B1 BR112018011610B1 (pt) 2023-01-17

Family

ID=57542980

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112018011610-6A BR112018011610B1 (pt) 2015-12-10 2016-12-02 Pá do rotor de giroscópio

Country Status (16)

Country Link
US (1) US11338913B2 (pt)
EP (1) EP3386854B1 (pt)
JP (1) JP6899841B2 (pt)
CN (1) CN108698687B (pt)
AU (1) AU2016365585B2 (pt)
BR (1) BR112018011610B1 (pt)
CA (1) CA3007866A1 (pt)
DE (1) DE102015121502A1 (pt)
ES (1) ES2807750T3 (pt)
IL (1) IL259885B2 (pt)
MX (1) MX2018006942A (pt)
PH (1) PH12018501230A1 (pt)
PL (1) PL3386854T3 (pt)
RU (1) RU2729115C2 (pt)
WO (1) WO2017097669A1 (pt)
ZA (1) ZA201803848B (pt)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109229364B (zh) * 2018-10-23 2019-06-11 西北工业大学 应用于高速直升机旋翼反流区的类椭圆翼型
CN112429217A (zh) * 2020-11-26 2021-03-02 广东国士健科技发展有限公司 一种双层旋翼结构的飞行器

Family Cites Families (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE506701C (de) * 1930-09-08 Cierva Autogiro Co Ltd Flugzeug mit frei umlaufenden, vom Fahrtwind angetriebenen Fluegeln
DE502860C (de) * 1928-10-27 1930-07-19 Cierva Autogiro Co Ltd Flugzeug mit frei umlaufenden Fluegeln
GB452366A (en) 1935-01-16 1936-08-17 Cierva Juan De La Improvements in and relating to aircraft with autorotative wings
US2247034A (en) * 1938-12-22 1941-06-24 Autogiro Co Of America Aircraft sustaining rotor
US2272439A (en) * 1939-12-16 1942-02-10 Autogiro Co Of America Aircraft sustaining rotor blade
US2477113A (en) * 1942-02-19 1949-07-26 Autogiro Co Of America Rotor blade for rotative winged aircraft
US2447113A (en) 1947-05-05 1948-08-17 Nat Cylinder Gas Co Holding mechanism for welding stud ferrules
US2917255A (en) * 1958-08-01 1959-12-15 William Hunter A Boyd Self-regulating rotochute
FR1369600A (fr) * 1963-07-23 1964-08-14 Electric Auto Lite Co Hélice, notamment pour avions à décollage et atterrissage verticaux
CA988906A (en) * 1973-06-04 1976-05-11 United Aircraft Corporation Helicopter blade
ES8406336A1 (es) * 1983-09-26 1984-08-01 Pilar Banolas De Ayala M Perfeccionamientos en helices de sustentacion para aeronaves
FR2689852B1 (fr) * 1992-04-09 1994-06-17 Eurocopter France Pale pour voilure tournante d'aeronef, a extremite en fleche.
US5727754A (en) * 1995-08-31 1998-03-17 Cartercopters, L.L.C. Gyroplane
US6641365B2 (en) 1998-02-20 2003-11-04 Abraham E. Karem Optimum speed tilt rotor
JP4358435B2 (ja) 1998-02-20 2009-11-04 イー. カーレム,エイブラハム 最適速度ロータ
US6497385B1 (en) * 2000-11-08 2002-12-24 Continuum Dynamics, Inc. Rotor blade with optimized twist distribution
US7252479B2 (en) 2005-05-31 2007-08-07 Sikorsky Aircraft Corporation Rotor blade for a high speed rotary-wing aircraft
US8128376B2 (en) * 2005-08-15 2012-03-06 Abe Karem High performance outboard section for rotor blades
US7857598B2 (en) * 2006-06-26 2010-12-28 Aerovel Corporation Variable-twist rotor blade controlled by hub pitch angle and rotational speed
US8403255B2 (en) * 2009-08-14 2013-03-26 Frederick W. Piasecki Compound aircraft with autorotation
RU97111U1 (ru) * 2010-03-31 2010-08-27 Юрий Петрович Андреев Лопасть
US8862310B2 (en) 2012-06-06 2014-10-14 Simmonds Precision Products, Inc. Determining rotorcraft collective adjustment during ground test

Also Published As

Publication number Publication date
CA3007866A1 (en) 2017-06-15
WO2017097669A1 (de) 2017-06-15
CN108698687B (zh) 2021-09-24
PH12018501230B1 (en) 2019-02-04
RU2018123993A (ru) 2020-01-10
ES2807750T3 (es) 2021-02-24
DE102015121502A1 (de) 2017-06-14
PH12018501230A1 (en) 2019-02-04
US20190152594A1 (en) 2019-05-23
US11338913B2 (en) 2022-05-24
IL259885B (en) 2022-12-01
RU2018123993A3 (pt) 2020-03-06
IL259885A (en) 2018-07-31
EP3386854B1 (de) 2020-05-27
JP6899841B2 (ja) 2021-07-07
PL3386854T3 (pl) 2020-11-02
RU2729115C2 (ru) 2020-08-04
MX2018006942A (es) 2018-11-29
JP2019500278A (ja) 2019-01-10
AU2016365585B2 (en) 2021-05-27
CN108698687A (zh) 2018-10-23
AU2016365585A1 (en) 2018-07-05
BR112018011610B1 (pt) 2023-01-17
BR112018011610A2 (pt) 2018-11-27
ZA201803848B (en) 2022-12-21
IL259885B2 (en) 2023-04-01
EP3386854A1 (de) 2018-10-17

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Legal Events

Date Code Title Description
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B25A Requested transfer of rights approved

Owner name: FRAUNDORFER AERONAUTICS AG (DE)

B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 02/12/2016, OBSERVADAS AS CONDICOES LEGAIS