IT990911B - Cuscinetto elastomero per un rotore di elicottero - Google Patents

Cuscinetto elastomero per un rotore di elicottero

Info

Publication number
IT990911B
IT990911B IT26158/73A IT2615873A IT990911B IT 990911 B IT990911 B IT 990911B IT 26158/73 A IT26158/73 A IT 26158/73A IT 2615873 A IT2615873 A IT 2615873A IT 990911 B IT990911 B IT 990911B
Authority
IT
Italy
Prior art keywords
helicopter rotor
elastomer bearing
elastomer
bearing
helicopter
Prior art date
Application number
IT26158/73A
Other languages
English (en)
Inventor
R Rybicki
Original Assignee
United Aircraft 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 Aircraft Corp filed Critical United Aircraft Corp
Application granted granted Critical
Publication of IT990911B publication Critical patent/IT990911B/it

Links

Classifications

    • 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
IT26158/73A 1972-07-05 1973-07-04 Cuscinetto elastomero per un rotore di elicottero IT990911B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US26896372A 1972-07-05 1972-07-05

Publications (1)

Publication Number Publication Date
IT990911B true IT990911B (it) 1975-07-10

Family

ID=23025266

Family Applications (1)

Application Number Title Priority Date Filing Date
IT26158/73A IT990911B (it) 1972-07-05 1973-07-04 Cuscinetto elastomero per un rotore di elicottero

Country Status (8)

Country Link
US (1) US3782854A (it)
JP (1) JPS5730719B2 (it)
CA (1) CA963874A (it)
DE (1) DE2331383C2 (it)
FR (1) FR2190662B1 (it)
GB (1) GB1427982A (it)
IT (1) IT990911B (it)
MY (1) MY7800255A (it)

Families Citing this family (30)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3862812A (en) * 1973-07-18 1975-01-28 Lord Corp Rotor blade retention system
GB1530366A (en) * 1975-07-18 1978-10-25 Lord Corp Rotary blade retention system
US4028002A (en) * 1976-03-01 1977-06-07 Lord Corporation Rotor blade retention system
GB1539200A (en) * 1976-12-08 1979-01-31 Westland Aircraft Ltd Helicopter rotors
US4297078A (en) * 1978-05-17 1981-10-27 Westland Aircraft Limited Helicopter rotors
US4235570A (en) * 1978-06-26 1980-11-25 United Technologies Corporation Elastomeric helicopter rotor load reaction system
GB2059897A (en) * 1979-10-02 1981-04-29 Messerschmitt Boelkow Blohm Helicopter rotor blade-to-hub connections
US4368050A (en) * 1980-09-08 1983-01-11 Barry Wright Corporation Coupling
US4986735A (en) * 1989-10-13 1991-01-22 Bell Helicopter Textron, Inc. Pitch change bearing system
US6524007B1 (en) * 1999-03-15 2003-02-25 William L. Hinks Shaft bearing-seal assembly penetrating the wall of a pressure vessel
US6834998B2 (en) * 2000-03-09 2004-12-28 William Lloyd Hinks Shaft bearing-seal assembly penetrating the wall of a pressure vessel
US6431530B1 (en) 2000-05-23 2002-08-13 Bell Helicopter Textron, Inc. Vertical liquid inertia vibration isolator
US6860015B2 (en) 2001-10-10 2005-03-01 The Boeing Company Method of forming opposing internally preloaded conical elastomeric bearing assembly
US6889965B2 (en) 2001-10-10 2005-05-10 The Boeing Company Opposing conical preloaded elastomeric bearing assembly
US6921249B1 (en) * 2003-06-05 2005-07-26 The United States Of America As Represented By The Secretary Of The Navy Main rotor shear restraint
US20060261530A1 (en) * 2005-05-18 2006-11-23 Bell Helicopter Textron Inc. Preloaded one-way valve accumulator
RU2397113C2 (ru) * 2005-10-05 2010-08-20 Сикорски Эркрафт Корпорейшн Механизм парирования крутящего момента тарелки автомата перекоса
US8029371B2 (en) * 2006-08-17 2011-10-04 Textron Innovations Inc. Rotary-wing aircraft torque coupling with pad bearings
JP4719231B2 (ja) * 2008-01-24 2011-07-06 三菱重工業株式会社 ヘリコプタ、そのロータ、及びその制御方法
CA2742798A1 (en) * 2008-11-04 2010-05-14 Lord Corporation Resonant inertial force generator having stable natural frequency
WO2012106616A1 (en) 2011-02-04 2012-08-09 Lord Corporation Rotary wing aircraft vibration control system with resonant inertial actuators
KR101752647B1 (ko) 2011-04-07 2017-06-30 로오드 코포레이션 항공기 회전익 모션 제어 및 계장화 모션 제어 유체 장치
FR2993919B1 (fr) * 2012-07-25 2014-07-11 Snecma Helice non carenee a pales a calage variable pour une turbomachine
US9796469B2 (en) 2014-04-04 2017-10-24 The Boeing Company Modular rotor craft rotor hub system
US9347487B2 (en) * 2014-05-30 2016-05-24 Bell Helicopter Textron Inc. Rotorcraft bearing with rotation slip joint
US10272996B2 (en) 2015-02-05 2019-04-30 Sikorsky Aircraft Corporation Abrasion resistant pivot bearing
US11913496B2 (en) * 2018-10-17 2024-02-27 Aktiebolaget Skf Elastomeric bearing having carbon-fiber reinforced laminae
US11391339B2 (en) 2019-01-29 2022-07-19 Itt Manufacturing Enterprises Llc Lead-lag damper
US10858096B1 (en) * 2019-05-29 2020-12-08 Lockheed Martin Corporation Folding horn concept for rigid rotor blade fold
EP4001107B1 (en) * 2020-11-13 2023-12-06 Volocopter GmbH Light-weight elastic teeter bearing for a rotor and aircraft having such bearing

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR934336A (fr) * 1946-09-25 1948-05-19 Const Aeronautiques Du Ct Soc Perfectionnements apportés aux articulations des pales des voilures sustentatrices tournantes et des hélices propulsives d'aéronefs
FR1001144A (fr) * 1949-12-10 1952-02-20 Semelle amovible pour chaussures
US3106965A (en) * 1961-10-02 1963-10-15 Lord Mfg Co Rotor head
US3111172A (en) * 1962-06-21 1963-11-19 Lord Mfg Co Rotor head
US3292712A (en) * 1965-04-29 1966-12-20 Lord Corp Rotor head
US3282350A (en) * 1965-10-20 1966-11-01 Boeing Co Rotor blade mounting construction
US3501250A (en) * 1968-03-22 1970-03-17 Boeing Co Rotor hub
US3556673A (en) * 1968-10-11 1971-01-19 Bolkow Gmbh Rotor mounting
US3652185A (en) * 1970-03-13 1972-03-28 Textron Inc Elastomeric rotor blade mount
US3700352A (en) * 1971-03-05 1972-10-24 Lord Corp Rotor system

Also Published As

Publication number Publication date
JPS5730719B2 (it) 1982-06-30
JPS4943397A (it) 1974-04-24
DE2331383C2 (de) 1984-09-27
FR2190662B1 (it) 1976-11-12
CA963874A (en) 1975-03-04
US3782854A (en) 1974-01-01
DE2331383A1 (de) 1974-01-24
GB1427982A (en) 1976-03-10
MY7800255A (en) 1978-12-31
AU5718173A (en) 1975-01-09
FR2190662A1 (it) 1974-02-01

Similar Documents

Publication Publication Date Title
IT990911B (it) Cuscinetto elastomero per un rotore di elicottero
IT1010818B (it) Struttura a cuscinetto
SE393493B (sv) Dynamoelektrisk maskin
BE799030A (fr) Polyurethane-urees elastomeres,
IT990912B (it) Rotore articolato per elicottero
NL171740C (nl) Asafdichting.
IT980473B (it) Cuscinetto lubrificato a gas
CH548229A (de) Rotor fuer eine zentrifuge.
AR203467A1 (es) Metodo para fabricar un conjunto de rotor
AT324048B (de) Aerodynamische druckwellenmaschine
IT986126B (it) Complesso a cuscinetto di supporto
SE385138B (sv) Fiberarmerat rotoraggregat
NL179088C (nl) Asafdichting.
SE393669B (sv) Axellager
DK144251C (da) Laebetaetning til en roterende aksel
CH549666A (de) Gegenzug-schaftmaschine.
IT979975B (it) Cusinetto di spinta
IT981688B (it) Macchina per il montaggio di pellicole
IT982733B (it) Cuscinetti a fenditura
AR195016A1 (es) Disposicion de cojinete de empuje
IT995416B (it) Disposizione di tenuta per cuscinetti a rollini
IT978468B (it) Guarnizione di tenuta per cuscinetto
IT993958B (it) Guarnizione di tenuta per albero
ES192649Y (es) Disposicion para colector o analogo de maquina dinamoelec- trica.
IT1012525B (it) Macchinario elettrico per elica