IT8268427A0 - Rotore per elicottero - Google Patents

Rotore per elicottero

Info

Publication number
IT8268427A0
IT8268427A0 IT8268427A IT6842782A IT8268427A0 IT 8268427 A0 IT8268427 A0 IT 8268427A0 IT 8268427 A IT8268427 A IT 8268427A IT 6842782 A IT6842782 A IT 6842782A IT 8268427 A0 IT8268427 A0 IT 8268427A0
Authority
IT
Italy
Prior art keywords
helicopter rotor
helicopter
rotor
Prior art date
Application number
IT8268427A
Other languages
English (en)
Other versions
IT1157122B (it
Inventor
Emilio Pariani
Original Assignee
Agusta Aeronaut Costr
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 Aeronaut Costr filed Critical Agusta Aeronaut Costr
Priority to IT68427/82A priority Critical patent/IT1157122B/it
Publication of IT8268427A0 publication Critical patent/IT8268427A0/it
Priority to DE19833343254 priority patent/DE3343254A1/de
Priority to GB08332230A priority patent/GB2131759B/en
Priority to FR8319411A priority patent/FR2537089B1/fr
Priority to US06/558,182 priority patent/US4588356A/en
Priority to JP58231216A priority patent/JPS59140199A/ja
Application granted granted Critical
Publication of IT1157122B publication Critical patent/IT1157122B/it

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B64C27/322—Blade travel limiting devices, e.g. droop stops
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/51—Damping of blade movements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Medicines Containing Material From Animals Or Micro-Organisms (AREA)
  • Inorganic Insulating Materials (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
  • Vibration Dampers (AREA)
  • Footwear And Its Accessory, Manufacturing Method And Apparatuses (AREA)
IT68427/82A 1982-12-06 1982-12-06 Rotore per elicottero IT1157122B (it)

Priority Applications (6)

Application Number Priority Date Filing Date Title
IT68427/82A IT1157122B (it) 1982-12-06 1982-12-06 Rotore per elicottero
DE19833343254 DE3343254A1 (de) 1982-12-06 1983-11-30 Hubschrauber-rotor
GB08332230A GB2131759B (en) 1982-12-06 1983-12-02 Blade to hub connections in helicopter rotors
FR8319411A FR2537089B1 (fr) 1982-12-06 1983-12-05 Rotor d'helicoptere
US06/558,182 US4588356A (en) 1982-12-06 1983-12-05 Helicopter rotor
JP58231216A JPS59140199A (ja) 1982-12-06 1983-12-06 ヘリコプタロ−タ

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT68427/82A IT1157122B (it) 1982-12-06 1982-12-06 Rotore per elicottero

Publications (2)

Publication Number Publication Date
IT8268427A0 true IT8268427A0 (it) 1982-12-06
IT1157122B IT1157122B (it) 1987-02-11

Family

ID=11309372

Family Applications (1)

Application Number Title Priority Date Filing Date
IT68427/82A IT1157122B (it) 1982-12-06 1982-12-06 Rotore per elicottero

Country Status (6)

Country Link
US (1) US4588356A (it)
JP (1) JPS59140199A (it)
DE (1) DE3343254A1 (it)
FR (1) FR2537089B1 (it)
GB (1) GB2131759B (it)
IT (1) IT1157122B (it)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1182447B (it) * 1985-02-19 1987-10-05 Agusta Aeronaut Costr Rotore per elicotteri
US4886419A (en) * 1988-09-30 1989-12-12 The Boeing Company Elastomeric bearing for helicopter rotor having lead-lag damping
DE69317060T2 (de) * 1992-12-23 1998-09-10 United Technologies Corp Rohrförmiger elastomerdämpfer
US5372478A (en) * 1993-02-04 1994-12-13 The Boeing Company Helicopter rotor damper
US5913659A (en) * 1993-11-22 1999-06-22 United Technologies Corporation Apparatus and method for adjusting rotor blade tracking
US5562416A (en) * 1995-08-10 1996-10-08 Sikorsky Aircraft Corporation Helicopter rotor blade mounting assembly
US5601408A (en) * 1996-03-18 1997-02-11 Sikorsky Aircraft Corporation Axisymmetric elastomeric bearing assembly for helicopter rotors
WO2010068194A1 (en) 2008-12-09 2010-06-17 Sikorsky Aircraft Corporation Lead stop for rotor system with fluid-elastomeric lead/lag damper
US9327832B2 (en) * 2011-10-03 2016-05-03 Bell Helicopter Textron Inc. Elastomeric bearing with tapered shims
US9156544B2 (en) 2012-02-21 2015-10-13 Textron Innovations Inc. Hub assembly with centrifugal and radial bearings
US9334048B2 (en) 2013-09-18 2016-05-10 Bell Helicopter Textron Inc. Elastomeric bearing having tapered layers
US11105381B2 (en) * 2020-02-04 2021-08-31 Aktiebolaget Skf Rotor assembly bearing with centrifugal clutch mechanism

Family Cites Families (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3556673A (en) * 1968-10-11 1971-01-19 Bolkow Gmbh Rotor mounting
US3989947A (en) * 1971-03-01 1976-11-02 Hughes Aircraft Company Telescope cluster
US3700352A (en) * 1971-03-05 1972-10-24 Lord Corp Rotor system
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
US3759631A (en) * 1972-07-05 1973-09-18 United Aircraft Corp Compound bearing for connecting a helicopter blade to a helicopter rotor
US3759632A (en) * 1972-07-05 1973-09-18 United Aircraft Corp Articulated helicopter rotor
US3761199A (en) * 1972-07-14 1973-09-25 United Aircraft Corp Helicopter rotor with redundant load carrying capability
US3853426A (en) * 1972-09-05 1974-12-10 United Aircraft Corp Elastomeric helicopter rotor head with dynamic and static blade coning and droop stops
US4012169A (en) * 1973-05-10 1977-03-15 Societe Nationale Industrielle Aerospatiale Rotor for rotating wing type aircraft
GB1432117A (en) * 1973-05-10 1976-04-14 Aerospatiale Rotor for rotating wing type aircraft
US3862812A (en) * 1973-07-18 1975-01-28 Lord Corp Rotor blade retention system
DE2643166A1 (de) * 1975-11-03 1977-05-12 United Technologies Corp Elastomeres lager fuer hubschrauberrotor
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
US4135856A (en) * 1977-02-03 1979-01-23 Lord Corporation Rotor blade retention system
DE2827320C2 (de) * 1978-06-22 1986-05-15 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Rotor für Drehflügelflugzeuge
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
GB2025338B (en) * 1978-06-02 1982-08-04 Aerospatiale Helicopterrotor
US4235570A (en) * 1978-06-26 1980-11-25 United Technologies Corporation Elastomeric helicopter rotor load reaction system
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
US4365936A (en) * 1979-12-06 1982-12-28 Chicago Rawhide Manufacturing Company Laminated elastomeric bearing unit
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
DE3144099C2 (de) * 1981-11-06 1983-12-01 Messerschmitt-Bölkow-Blohm GmbH, 8000 München Rotorkopf

Also Published As

Publication number Publication date
JPH0479880B2 (it) 1992-12-17
IT1157122B (it) 1987-02-11
FR2537089A1 (fr) 1984-06-08
FR2537089B1 (fr) 1985-11-29
GB8332230D0 (en) 1984-01-11
JPS59140199A (ja) 1984-08-11
DE3343254A1 (de) 1984-06-07
GB2131759B (en) 1986-07-09
GB2131759A (en) 1984-06-27
US4588356A (en) 1986-05-13

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