FR3046778B1 - Dispositif de butee inferieur d'un rotor pour giravion, rotor de giravion et giravion - Google Patents

Dispositif de butee inferieur d'un rotor pour giravion, rotor de giravion et giravion Download PDF

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Publication number
FR3046778B1
FR3046778B1 FR1600098A FR1600098A FR3046778B1 FR 3046778 B1 FR3046778 B1 FR 3046778B1 FR 1600098 A FR1600098 A FR 1600098A FR 1600098 A FR1600098 A FR 1600098A FR 3046778 B1 FR3046778 B1 FR 3046778B1
Authority
FR
France
Prior art keywords
rotor
giravion
lowering
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.)
Active
Application number
FR1600098A
Other languages
English (en)
Other versions
FR3046778A1 (fr
Inventor
Alain EBERHARD
Fabien MASSAL
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.)
Airbus Helicopters SAS
Original Assignee
Airbus Helicopters SAS
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 Airbus Helicopters SAS filed Critical Airbus Helicopters SAS
Priority to FR1600098A priority Critical patent/FR3046778B1/fr
Priority to US15/377,647 priority patent/US10464665B2/en
Publication of FR3046778A1 publication Critical patent/FR3046778A1/fr
Application granted granted Critical
Publication of FR3046778B1 publication Critical patent/FR3046778B1/fr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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
    • B64C27/04—Helicopters
    • B64C27/08—Helicopters with two or more rotors
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/32—Rotors
    • B64C27/37—Rotors having articulated joints
    • B64C27/41—Rotors having articulated joints with flapping hinge or universal joint, common to the blades
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64U—UNMANNED AERIAL VEHICLES [UAV]; EQUIPMENT THEREFOR
    • B64U10/00—Type of UAV
    • B64U10/10—Rotorcrafts
FR1600098A 2016-01-20 2016-01-20 Dispositif de butee inferieur d'un rotor pour giravion, rotor de giravion et giravion Active FR3046778B1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR1600098A FR3046778B1 (fr) 2016-01-20 2016-01-20 Dispositif de butee inferieur d'un rotor pour giravion, rotor de giravion et giravion
US15/377,647 US10464665B2 (en) 2016-01-20 2016-12-13 Bottom abutment device for a rotorcraft rotor, a rotorcraft rotor, and a rotorcraft

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1600098A FR3046778B1 (fr) 2016-01-20 2016-01-20 Dispositif de butee inferieur d'un rotor pour giravion, rotor de giravion et giravion
FR1600098 2016-01-20

Publications (2)

Publication Number Publication Date
FR3046778A1 FR3046778A1 (fr) 2017-07-21
FR3046778B1 true FR3046778B1 (fr) 2018-01-12

Family

ID=55650498

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1600098A Active FR3046778B1 (fr) 2016-01-20 2016-01-20 Dispositif de butee inferieur d'un rotor pour giravion, rotor de giravion et giravion

Country Status (2)

Country Link
US (1) US10464665B2 (fr)
FR (1) FR3046778B1 (fr)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11235870B2 (en) 2018-06-28 2022-02-01 Textron Innovations Inc. Droop ring with removable wear elements

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2434079A1 (fr) * 1978-08-23 1980-03-21 Aerospatiale Dispositif pour limiter les battements des pales d'un rotor principal de giravion
FR2584995B1 (fr) * 1985-07-22 1987-11-13 Aerospatiale Mat-moyeu integre et tete de rotor de giravion le comportant
FR2636914B1 (fr) 1988-09-23 1992-03-06 Aerospatiale Dispositif de butees de battement pour pales de rotors de giravions, et tete de rotor le comportant
FR2671049B1 (fr) 1990-12-27 1993-12-24 Aerospatiale Corps de moyeu de rotor de giravion.
FR2685676B1 (fr) * 1991-12-27 1994-04-01 Aerospatiale Ste Nationale Indle Tete de rotor articule pour giravion.
FR2725687B1 (fr) * 1994-10-12 1996-12-27 Eurocopter France Dispositif de butees de battement, a anneau escamotable de butees hautes, et tete de rotor le comportant
FR2764578B1 (fr) * 1997-06-13 1999-09-10 Eurocopter France Rotor de giravion a moyeu bi-plateau et commande de pas partiellement externe

Also Published As

Publication number Publication date
US10464665B2 (en) 2019-11-05
US20170210465A1 (en) 2017-07-27
FR3046778A1 (fr) 2017-07-21

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