BR0301759A - Cubo rotor de helicóptero e rotor que utiliza o mencionado cubo - Google Patents

Cubo rotor de helicóptero e rotor que utiliza o mencionado cubo

Info

Publication number
BR0301759A
BR0301759A BR0301759-1A BR0301759A BR0301759A BR 0301759 A BR0301759 A BR 0301759A BR 0301759 A BR0301759 A BR 0301759A BR 0301759 A BR0301759 A BR 0301759A
Authority
BR
Brazil
Prior art keywords
hub
rotor
helicopter
main body
helicopter rotor
Prior art date
Application number
BR0301759-1A
Other languages
English (en)
Other versions
BR0301759B1 (pt
Inventor
Santino Pancotti
Original Assignee
Agusta Spa
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 Agusta Spa filed Critical Agusta Spa
Publication of BR0301759A publication Critical patent/BR0301759A/pt
Publication of BR0301759B1 publication Critical patent/BR0301759B1/pt

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B64C27/35—Rotors having elastomeric joints
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B64C27/46—Blades
    • B64C27/473—Constructional features
    • B64C27/48—Root attachment to rotor head

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Toys (AREA)
  • Automatic Assembly (AREA)

Abstract

"CUBO ROTOR DE HELICóPTERO E ROTOR QUE UTILIZA O MENCIONADO CUBO". é descrito um cubo (2) para um rotor (1) de helicóptero, que possui um corpo principal (4) e uma série de membros de conexão (5) que se projetam a partir do corpo principal (4) para a conexão de pás correspondentes (3); em que o corpo principal (4) e os membros de conexão (5) são definidos por componentes separados conectáveis entre si por meios de fixação liberáveis (6).
BRPI0301759-1A 2002-06-14 2003-06-13 cubo rotor de helicóptero e rotor que utiliza o mencionado cubo BR0301759B1 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2002TO000509A ITTO20020509A1 (it) 2002-06-14 2002-06-14 Mozzo per un rotore di un elicottero e rotore provvisto di tale mozzo

Publications (2)

Publication Number Publication Date
BR0301759A true BR0301759A (pt) 2004-08-24
BR0301759B1 BR0301759B1 (pt) 2012-03-20

Family

ID=11459405

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0301759-1A BR0301759B1 (pt) 2002-06-14 2003-06-13 cubo rotor de helicóptero e rotor que utiliza o mencionado cubo

Country Status (7)

Country Link
US (1) US6910865B2 (pt)
EP (1) EP1371554B1 (pt)
JP (1) JP4455837B2 (pt)
BR (1) BR0301759B1 (pt)
CA (1) CA2432306C (pt)
DE (1) DE60307180T2 (pt)
IT (1) ITTO20020509A1 (pt)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
PL2184229T3 (pl) * 2008-11-11 2013-04-30 Agustawestland Spa Wirnik śmigłowca
WO2015084340A1 (en) * 2013-12-04 2015-06-11 Sikorsky Aircraft Corporation Rotor shaft closeout plate
FR3017108A1 (fr) 2014-01-31 2015-08-07 Airbus Helicopters Rotor pour giravion comportant un mecanisme de butee en battement, et giravion
FR3029892B1 (fr) 2014-12-11 2017-01-06 Airbus Helicopters Dispositif de liaison par une rotule lamifiee entre une pale d'un rotor de giravion et un amortisseur de trainee de ladite pale
FR3034077B1 (fr) 2015-03-27 2018-05-04 Airbus Helicopters Mecanisme de butee en battement d'un ensemble sustentateur, rotor pour giravion comportant ce mecanisme de butee, et giravion
FR3053312B1 (fr) * 2016-06-29 2019-07-19 Airbus Helicopters Rotor et aeronef pourvu d'un tel rotor
US10864985B2 (en) * 2017-07-25 2020-12-15 Textron Innovations Inc. Rotorcraft centrifugal force bearing
US10836476B2 (en) * 2017-08-01 2020-11-17 Textron Innovations Inc. Rotorcraft centrifugal force bearing
US11040771B2 (en) * 2018-05-08 2021-06-22 Avx Aircraft Company Rotor hub

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1966039B2 (de) 1968-02-12 1975-03-13 Societe De Construction Et D'exploitation De Materiels Et Moteurs S.C. E.M.M., Paris Rotornabe
FR1568117A (pt) 1968-02-12 1969-05-23
IT1011053B (it) * 1974-03-07 1977-01-20 Agusta Aeronaut Costr Mozzo di rotore per elicottero dota do ti elementi flessibili quali ar ticolazioni virtuali
IT1117626B (it) 1979-02-02 1986-02-17 Aereonautiche Giovanni Augusta Rotore articolato per elicotteri
US4868962A (en) 1982-09-30 1989-09-26 The Boeing Company Method of fabricating a helicopter rotor system
US4568245A (en) * 1983-03-22 1986-02-04 United Technologies Corporation Composite helicopter rotor hub
IT1196801B (it) * 1986-11-25 1988-11-25 Agusta Aeronaut Costr Rotore per elicotteri
FR2630703B1 (fr) * 1988-04-29 1990-08-24 Aerospatiale Tete de rotor de giravion a tirants interpales de rappel elastique avec amortissement incorpore
US4930983A (en) 1988-09-26 1990-06-05 United Technologies Corporation Hybrid helicopter rotor hub retention plate
US5409183A (en) * 1993-08-06 1995-04-25 Kaman Aerospace Corporation Helicopter with leading edge servo flaps for pitch positioning its rotor blades
FR2760425B1 (fr) 1997-03-06 2000-08-04 Rene Mouille Moyeu pour tete de rotor d'aeronef a voilure tournante et tete de rotor comportant un tel moyeu
FR2765550B1 (fr) * 1997-07-07 1999-10-01 Eurocopter France Dispositif de blocage en pas des pales d'un rotor principal de giravion

Also Published As

Publication number Publication date
CA2432306A1 (en) 2003-12-14
DE60307180D1 (de) 2006-09-14
ITTO20020509A1 (it) 2003-12-15
US6910865B2 (en) 2005-06-28
BR0301759B1 (pt) 2012-03-20
CA2432306C (en) 2010-09-28
ITTO20020509A0 (it) 2002-06-14
US20040037701A1 (en) 2004-02-26
EP1371554B1 (en) 2006-08-02
JP2004161247A (ja) 2004-06-10
EP1371554A1 (en) 2003-12-17
JP4455837B2 (ja) 2010-04-21
DE60307180T2 (de) 2007-07-19

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Legal Events

Date Code Title Description
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 13/06/2003, OBSERVADAS AS CONDICOES LEGAIS.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 14A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)