FR2128301B1 - - Google Patents

Info

Publication number
FR2128301B1
FR2128301B1 FR7202253A FR7202253A FR2128301B1 FR 2128301 B1 FR2128301 B1 FR 2128301B1 FR 7202253 A FR7202253 A FR 7202253A FR 7202253 A FR7202253 A FR 7202253A FR 2128301 B1 FR2128301 B1 FR 2128301B1
Authority
FR
France
Legal status (The legal status 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 status listed.)
Expired
Application number
FR7202253A
Other versions
FR2128301A1 (fr
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Lord Corp
Original Assignee
Lord 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 Lord Corp filed Critical Lord Corp
Publication of FR2128301A1 publication Critical patent/FR2128301A1/fr
Application granted granted Critical
Publication of FR2128301B1 publication Critical patent/FR2128301B1/fr
Expired legal-status Critical Current

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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Support Of The Bearing (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
FR7202253A 1971-03-05 1972-01-24 Expired FR2128301B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US12142571A 1971-03-05 1971-03-05

Publications (2)

Publication Number Publication Date
FR2128301A1 FR2128301A1 (fr) 1972-10-20
FR2128301B1 true FR2128301B1 (fr) 1974-10-18

Family

ID=22396652

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7202253A Expired FR2128301B1 (fr) 1971-03-05 1972-01-24

Country Status (7)

Country Link
US (1) US3700352A (fr)
CA (1) CA961464A (fr)
DE (1) DE2210767A1 (fr)
FR (1) FR2128301B1 (fr)
GB (1) GB1328744A (fr)
IL (1) IL38206A (fr)
IT (1) IT948363B (fr)

Families Citing this family (37)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
USRE30262E (en) * 1971-05-27 1980-04-29 Lord Corporation Compressive load carrying bearings
US3759632A (en) * 1972-07-05 1973-09-18 United Aircraft Corp Articulated helicopter rotor
US3782854A (en) * 1972-07-05 1974-01-01 United Aircraft Corp Elastomeric bearing for a helicopter rotor
US3764230A (en) * 1972-07-05 1973-10-09 United Aircraft Corp Articulated helicopter rotor utilizing plural elastomeric bearings for articulated support of the blade from the rotor hub
US3761199A (en) * 1972-07-14 1973-09-25 United Aircraft Corp Helicopter rotor with redundant load carrying capability
US3778189A (en) * 1972-09-05 1973-12-11 United Aircraft Corp Elastomeric helicopter rotor head with dynamic and static blade coning and droop stops
US3853426A (en) * 1972-09-05 1974-12-10 United Aircraft Corp Elastomeric helicopter rotor head with dynamic and static blade coning and droop stops
US3790302A (en) * 1972-10-10 1974-02-05 Textron Inc Tail rotor mounting for coning relief
GB1432117A (en) * 1973-05-10 1976-04-14 Aerospatiale Rotor for rotating wing type aircraft
US3942910A (en) * 1974-05-13 1976-03-09 Textron, Inc. Grip-yoke assembly with a redundant centrifugal load support
DE2541998C2 (de) * 1975-09-20 1981-10-15 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Hubschrauberrotornabe mit schlag- und schwenkgelenklosem Blattanschluß
DE2643166A1 (de) * 1975-11-03 1977-05-12 United Technologies Corp Elastomeres lager fuer hubschrauberrotor
US4017043A (en) * 1976-03-08 1977-04-12 The United States Of America As Represented By The Secretary Of The Navy Deployable rotor
GB1534404A (en) * 1976-07-15 1978-12-06 Westland Aircraft Ltd Helicopter rotors
GB1539200A (en) * 1976-12-08 1979-01-31 Westland Aircraft Ltd Helicopter rotors
US4135856A (en) * 1977-02-03 1979-01-23 Lord Corporation Rotor blade retention system
GB2007176B (en) * 1977-09-07 1982-01-06 Westland Aircraft Ltd Helicopters
US4232563A (en) * 1978-03-16 1980-11-11 Barry Wright Corporation Laminated elastomeric end bearings for articulating links
US4297078A (en) * 1978-05-17 1981-10-27 Westland Aircraft Limited Helicopter rotors
US4306836A (en) * 1978-05-25 1981-12-22 Kaman Aerospace Corporation Hub assembly
FR2427251A1 (fr) * 1978-06-02 1979-12-28 Aerospatiale Rotor pour giravion
US4244677A (en) * 1978-07-12 1981-01-13 United Technologies Corporation Cross-beam helicopter rotor with readily replaceable snubber
IT1117626B (it) * 1979-02-02 1986-02-17 Aereonautiche Giovanni Augusta Rotore articolato per elicotteri
US4242047A (en) * 1979-05-02 1980-12-30 United Technologies Corporation Adjustable bearing centering means for helicopter rotor elastomeric bearings
FR2458457A1 (fr) * 1979-06-05 1981-01-02 Aerospatiale Rotor de giravion a moyeu articule compact
US4341499A (en) * 1980-03-24 1982-07-27 Barry Wright Corporation Blade retention system
IT1129070B (it) * 1980-04-03 1986-06-04 Agusta Aeronaut Costr Rotore a giunti elastomerici per elicotteri
US4543010A (en) * 1981-12-01 1985-09-24 Dunlop Limited Joint means
IT1155132B (it) * 1982-03-11 1987-01-21 Agusta Aeronaut Costr Rotore per elicotteri
IT1157122B (it) * 1982-12-06 1987-02-11 Agusta Aeronaut Costr Rotore per elicottero
DE3801010A1 (de) * 1988-01-15 1989-08-03 Messerschmitt Boelkow Blohm Rotor, insbesondere fuer ein drehfluegelflugzeug
IT1240178B (it) * 1990-04-06 1993-11-27 Agusta Spa Rotore principale per elicotteri
IT1240177B (it) * 1990-04-06 1993-11-27 Agusta Spa Rotore principale per elicotteri
US8511997B2 (en) * 2007-12-19 2013-08-20 Sikorsky Aircraft Corporation Uniform fatigue life spherical elastomeric bearing
US8275585B2 (en) * 2008-04-26 2012-09-25 Sikorsky Aircraft Corporation Spherical elastomeric bearing with improved shim thickness
US9884680B2 (en) 2008-12-11 2018-02-06 Sikorsky Aircraft Corporation Elastomeric bearing system motion limiter
US9796469B2 (en) * 2014-04-04 2017-10-24 The Boeing Company Modular rotor craft rotor hub system

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
FR1585533A (fr) * 1967-10-04 1970-01-23
US3501250A (en) * 1968-03-22 1970-03-17 Boeing Co Rotor hub
US3556673A (en) * 1968-10-11 1971-01-19 Bolkow Gmbh Rotor mounting

Also Published As

Publication number Publication date
IL38206A (en) 1975-05-22
DE2210767A1 (de) 1972-09-21
GB1328744A (en) 1973-08-30
FR2128301A1 (fr) 1972-10-20
IL38206A0 (en) 1972-02-29
CA961464A (en) 1975-01-21
IT948363B (it) 1973-05-30
US3700352A (en) 1972-10-24

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Legal Events

Date Code Title Description
ST Notification of lapse