JPS52106597A - Rotary wing holding apparatus - Google Patents

Rotary wing holding apparatus

Info

Publication number
JPS52106597A
JPS52106597A JP2076777A JP2076777A JPS52106597A JP S52106597 A JPS52106597 A JP S52106597A JP 2076777 A JP2076777 A JP 2076777A JP 2076777 A JP2076777 A JP 2076777A JP S52106597 A JPS52106597 A JP S52106597A
Authority
JP
Japan
Prior art keywords
holding apparatus
rotary wing
wing holding
rotary
wing
Prior art date
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.)
Pending
Application number
JP2076777A
Other languages
English (en)
Inventor
Hengasuto Fuinii Robaato
Edowaado Shiyumitsuto Uoren
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 JPS52106597A publication Critical patent/JPS52106597A/ja
Pending 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
    • B64C27/46—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
    • B64C27/32—Rotors
    • B64C27/35—Rotors having elastomeric joints

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Support Of The Bearing (AREA)
  • Springs (AREA)
JP2076777A 1976-03-01 1977-02-25 Rotary wing holding apparatus Pending JPS52106597A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/662,476 US4028002A (en) 1976-03-01 1976-03-01 Rotor blade retention system

Publications (1)

Publication Number Publication Date
JPS52106597A true JPS52106597A (en) 1977-09-07

Family

ID=24657882

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2076777A Pending JPS52106597A (en) 1976-03-01 1977-02-25 Rotary wing holding apparatus

Country Status (5)

Country Link
US (1) US4028002A (ja)
JP (1) JPS52106597A (ja)
DE (1) DE2708836A1 (ja)
FR (1) FR2342893A1 (ja)
GB (1) GB1530584A (ja)

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
GB2025338B (en) * 1978-06-02 1982-08-04 Aerospatiale Helicopterrotor
US4257739A (en) * 1978-09-11 1981-03-24 Textron, Inc. Soft inplane helicopter rotor
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
IT1157122B (it) * 1982-12-06 1987-02-11 Agusta Aeronaut Costr Rotore per elicottero
US6889965B2 (en) 2001-10-10 2005-05-10 The Boeing Company Opposing conical preloaded elastomeric bearing assembly
US6860015B2 (en) 2001-10-10 2005-03-01 The Boeing Company Method of forming opposing internally preloaded conical elastomeric bearing assembly
US6971853B2 (en) * 2003-10-14 2005-12-06 Barry Wright Corp. Elastomeric bearing system
US8882462B2 (en) 2008-12-09 2014-11-11 Sikorsky Aircraft Corporation Lead stop for rotor system with fluid-elastomeric lead/lag damper
IT201700020849A1 (it) * 2017-02-23 2018-08-23 Seawind Ocean Tech Ip B V Giunto per il collegamento oscillante tra il rotore e l'albero di una turbina eolica
FR3067002B1 (fr) * 2017-06-02 2020-08-07 Etienne Jean Rampal Dispositif de moyeu rotor d'aeronef avec pales articulees sur rotule en forme de deux secteurs spheriques lamifies sur fusee
US10514060B2 (en) 2017-07-13 2019-12-24 Textron Innovations Inc. Inboard bearing assemblies with anti-rotation features
US10472059B2 (en) * 2017-07-13 2019-11-12 Bell Textron Inc. Inboard bearing assemblies for proprotor systems
US10486807B2 (en) * 2017-07-13 2019-11-26 Bell Textron Inc. Inboard bearing assemblies having independent shoes
US10494091B2 (en) * 2017-07-13 2019-12-03 Bell Textron Inc. Hub bolt supported inboard bearing assemblies
US10507912B2 (en) * 2017-07-13 2019-12-17 Bell Textron Inc. Inboard bearing assemblies with improved accessibility
US10479497B2 (en) * 2017-07-13 2019-11-19 Bell Textron Inc. Inboard bearing assemblies having load transfer shoe bolts
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
US11027834B2 (en) 2018-02-22 2021-06-08 Textron Innovations Inc. Inboard centrifugal force bearing attachment
US10960973B1 (en) * 2020-01-09 2021-03-30 Aktiebolaget Skf Radially bisected laminated elastomeric bearing for helicopter pylon mount

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3292712A (en) * 1965-04-29 1966-12-20 Lord Corp Rotor head
FR1585533A (ja) * 1967-10-04 1970-01-23
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
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
US3782854A (en) * 1972-07-05 1974-01-01 United Aircraft Corp Elastomeric bearing for a helicopter rotor
US3829239A (en) * 1973-02-21 1974-08-13 United Aircraft Corp Multiple element journal bearing
US3862812A (en) * 1973-07-18 1975-01-28 Lord Corp Rotor blade retention system

Also Published As

Publication number Publication date
US4028002A (en) 1977-06-07
DE2708836A1 (de) 1977-09-29
FR2342893A1 (fr) 1977-09-30
GB1530584A (en) 1978-11-01

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