FR2991290B1 - DEVICE FOR LIMITING THE HEIGHT OF THE END OF THE BLADES FOLDED IN RELATION TO THE GROUND OF THE ROTORS OF GIRAVIONS - Google Patents

DEVICE FOR LIMITING THE HEIGHT OF THE END OF THE BLADES FOLDED IN RELATION TO THE GROUND OF THE ROTORS OF GIRAVIONS

Info

Publication number
FR2991290B1
FR2991290B1 FR1201524A FR1201524A FR2991290B1 FR 2991290 B1 FR2991290 B1 FR 2991290B1 FR 1201524 A FR1201524 A FR 1201524A FR 1201524 A FR1201524 A FR 1201524A FR 2991290 B1 FR2991290 B1 FR 2991290B1
Authority
FR
France
Prior art keywords
giravions
rotors
relation
ground
limiting
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.)
Expired - Fee Related
Application number
FR1201524A
Other languages
French (fr)
Other versions
FR2991290A1 (en
Inventor
Etienne Jean Rampal
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR1201524A priority Critical patent/FR2991290B1/en
Publication of FR2991290A1 publication Critical patent/FR2991290A1/en
Application granted granted Critical
Publication of FR2991290B1 publication Critical patent/FR2991290B1/en
Expired - Fee Related 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
    • B64C27/46—Blades
    • B64C27/473—Constructional features
    • B64C27/50—Blades foldable to facilitate stowage of aircraft

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR1201524A 2012-05-29 2012-05-29 DEVICE FOR LIMITING THE HEIGHT OF THE END OF THE BLADES FOLDED IN RELATION TO THE GROUND OF THE ROTORS OF GIRAVIONS Expired - Fee Related FR2991290B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1201524A FR2991290B1 (en) 2012-05-29 2012-05-29 DEVICE FOR LIMITING THE HEIGHT OF THE END OF THE BLADES FOLDED IN RELATION TO THE GROUND OF THE ROTORS OF GIRAVIONS

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1201524A FR2991290B1 (en) 2012-05-29 2012-05-29 DEVICE FOR LIMITING THE HEIGHT OF THE END OF THE BLADES FOLDED IN RELATION TO THE GROUND OF THE ROTORS OF GIRAVIONS

Publications (2)

Publication Number Publication Date
FR2991290A1 FR2991290A1 (en) 2013-12-06
FR2991290B1 true FR2991290B1 (en) 2014-11-28

Family

ID=46420323

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1201524A Expired - Fee Related FR2991290B1 (en) 2012-05-29 2012-05-29 DEVICE FOR LIMITING THE HEIGHT OF THE END OF THE BLADES FOLDED IN RELATION TO THE GROUND OF THE ROTORS OF GIRAVIONS

Country Status (1)

Country Link
FR (1) FR2991290B1 (en)

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1432117A (en) * 1973-05-10 1976-04-14 Aerospatiale Rotor for rotating wing type aircraft
FR2765188B1 (en) * 1997-06-30 1999-09-17 Eurocopter France DEVICE FOR FOLDING A ROTOR BLADE OF A GIRAVION
DE19915084C2 (en) * 1998-05-28 2001-08-09 Eurocopter Deutschland Rotor blade for a bearingless rotor of a helicopter
US7798442B2 (en) * 2006-03-17 2010-09-21 Sikorsky Aircraft Corporation Rotor assemblies having automatic blade folding systems

Also Published As

Publication number Publication date
FR2991290A1 (en) 2013-12-06

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Legal Events

Date Code Title Description
PLFP Fee payment

Year of fee payment: 4

ST Notification of lapse

Effective date: 20170131