BE880445A - Rotor a sommier perfectionne - Google Patents

Rotor a sommier perfectionne

Info

Publication number
BE880445A
BE880445A BE0/198434A BE198434A BE880445A BE 880445 A BE880445 A BE 880445A BE 0/198434 A BE0/198434 A BE 0/198434A BE 198434 A BE198434 A BE 198434A BE 880445 A BE880445 A BE 880445A
Authority
BE
Belgium
Prior art keywords
improved bed
bed rotor
rotor
improved
bed
Prior art date
Application number
BE0/198434A
Other languages
English (en)
Inventor
D L Ferris
P C Ogle
Original Assignee
United Technologies Corp
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 United Technologies Corp filed Critical United Technologies Corp
Publication of BE880445A publication Critical patent/BE880445A/fr

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B64C27/33—Rotors having flexing arms

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Toys (AREA)
BE0/198434A 1978-12-06 1979-12-05 Rotor a sommier perfectionne BE880445A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/966,925 US4299538A (en) 1978-12-06 1978-12-06 Cross beam rotor

Publications (1)

Publication Number Publication Date
BE880445A true BE880445A (fr) 1980-04-01

Family

ID=25512062

Family Applications (1)

Application Number Title Priority Date Filing Date
BE0/198434A BE880445A (fr) 1978-12-06 1979-12-05 Rotor a sommier perfectionne

Country Status (10)

Country Link
US (1) US4299538A (fr)
JP (1) JPS5591499A (fr)
AU (1) AU525462B2 (fr)
BE (1) BE880445A (fr)
CA (1) CA1113441A (fr)
DE (1) DE2949156A1 (fr)
FR (1) FR2443382A1 (fr)
GB (1) GB2036677B (fr)
IL (1) IL58879A (fr)
IT (1) IT1126494B (fr)

Families Citing this family (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3004451C2 (de) * 1980-02-07 1985-04-04 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Elastomere Dämpfungseinrichtung
DE3367371D1 (en) * 1982-03-18 1986-12-11 Westland Plc Helicopter rotors
US4427340A (en) * 1982-06-24 1984-01-24 Bell Helicopter Textron Inc. Soft inplane bearingless helicopter rotor
DE3241754C2 (de) * 1982-11-11 1986-02-06 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Rotor, insbesondere eines Drehflügelflugzeuges
US4676720A (en) * 1984-07-10 1987-06-30 Kawasaki Jukogyo Kabushiki Kaisha Bearingless hub structure for rotary-wing aircrafts
US4746272A (en) * 1986-07-23 1988-05-24 United Technologies Corporation Lobed composite flexbeam
US4898515A (en) * 1986-07-23 1990-02-06 United Technologies Corporation External wrap of composite flexbeam
JP2667176B2 (ja) * 1987-11-10 1997-10-27 富士重工業株式会社 ヘリコプタのピッチ変更及びリードラグ減衰装置
DE3824815A1 (de) * 1988-07-21 1990-01-25 Messerschmitt Boelkow Blohm Rotor, insbesondere eines drehfluegelflugzeugs, abstuetzung einer blattsteuerhuelle
GB8922338D0 (en) * 1989-10-04 1989-11-22 Westland Helicopters Helicopter rotors
FR2678579B1 (fr) * 1991-07-03 1997-03-21 Aerospatiale Tete de rotor de giravion, rigide en trainee et articulee en pas et battement.
FR2699498B1 (fr) * 1992-12-23 1995-03-10 Eurocopter France Pale en composite thermoplastique, notamment pour rotor arrière caréné d'hélicoptère, et son procédé de fabrication.
FR2699499B1 (fr) * 1992-12-23 1995-03-10 Eurocopter France Pale en composite thermoplastique, notamment pour rotor arrière caréné d'hélicoptère, et son procédé de fabrication avec étape d'injection.
US6024325A (en) * 1997-01-09 2000-02-15 Cartercopters, Llc Rotor for rotary wing aircraft
DE10316094B4 (de) * 2003-04-08 2007-08-02 Eurocopter Deutschland Gmbh Gelenk- und lagerloser Drehflügelrotor
DE10316095B4 (de) * 2003-04-08 2010-09-16 Eurocopter Deutschland Gmbh Drehflügelrotor
US7216429B2 (en) * 2003-12-24 2007-05-15 Sikorsky Aircraft Corporation Methods for replacement of a slotted tail rotor blade pitch horn
US7780409B2 (en) * 2005-09-30 2010-08-24 The Boeing Company Rotor apparatus and methods for vertical lift aircraft
EP2246260B1 (fr) * 2009-04-29 2011-08-31 EUROCOPTER DEUTSCHLAND GmbH Pale de rotor fabriquée à partir d'un matériau composite renforcé par fibres
ATE518748T1 (de) * 2009-04-29 2011-08-15 Eurocopter Deutschland Rotorblatt mit steuertüte
KR101274677B1 (ko) 2010-10-11 2013-06-13 유로캅터 도이칠란트 게엠베하 제어관을 갖는 로터 블레이드
KR101267073B1 (ko) * 2010-10-11 2013-05-24 유로캅터 도이칠란트 게엠베하 섬유 강화 복합 재료로 만든 로터 블레이드 및 그 제조 방법
US8662847B2 (en) * 2010-10-11 2014-03-04 Eurocopter Deutschland Gmbh Rotor blade with control tube
US9555880B2 (en) * 2011-02-09 2017-01-31 Sikorsky Aircraft Corporation Flexbeam rotor
US9428268B2 (en) * 2013-07-02 2016-08-30 Sikorsky Aircraft Corporation Flexbeam hinge for helicopter blade active trailing edge flap
US10137537B2 (en) * 2014-03-13 2018-11-27 Frederick M. Mako System and method for producing chemicals at high temperature
US11454280B2 (en) * 2020-06-30 2022-09-27 Textron Innovations Inc. Rotor retention fitting with integral bearing and pitch control
CN114180048B (zh) * 2021-12-29 2023-12-29 天津斑斓航空科技有限公司 一种主动倾转机翼结构及飞行器

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3231222A (en) * 1964-05-20 1966-01-25 Scheutzow Helicopter Corp Rotary wing aircraft
US3885887A (en) * 1973-12-05 1975-05-27 Boeing Co Flexure for bearingless rotor
FR2285298A1 (fr) * 1974-09-19 1976-04-16 Aerospatiale Agencement de rotor de queue pour giravions
FR2310920A1 (fr) * 1975-05-14 1976-12-10 Aerospatiale Agencement de rotor pour aeronef a voilure tournante
US4093400A (en) * 1976-12-15 1978-06-06 United Technologies Corporation Cross beam rotor
US4087203A (en) * 1977-01-07 1978-05-02 United Technologies Corporation Cross beam rotor

Also Published As

Publication number Publication date
AU525462B2 (en) 1982-11-04
US4299538A (en) 1981-11-10
CA1113441A (fr) 1981-12-01
FR2443382A1 (fr) 1980-07-04
IT7927891A0 (it) 1979-12-07
DE2949156A1 (de) 1980-06-26
GB2036677A (en) 1980-07-02
IL58879A (en) 1982-04-30
GB2036677B (en) 1982-11-10
IT1126494B (it) 1986-05-21
AU5342779A (en) 1980-06-12
JPS5591499A (en) 1980-07-11

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Legal Events

Date Code Title Description
RE Patent lapsed

Owner name: UNITED TECHNOLOGIES CORP.

Effective date: 19841205