FR1531536A - Variable pitch propeller or rotor - Google Patents

Variable pitch propeller or rotor

Info

Publication number
FR1531536A
FR1531536A FR107216A FR107216A FR1531536A FR 1531536 A FR1531536 A FR 1531536A FR 107216 A FR107216 A FR 107216A FR 107216 A FR107216 A FR 107216A FR 1531536 A FR1531536 A FR 1531536A
Authority
FR
France
Prior art keywords
rotor
variable pitch
pitch propeller
propeller
variable
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
Application number
FR107216A
Other languages
French (fr)
Inventor
Gaston Jules Bourquardez
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.)
Sud Aviation Societe Nationale de Constructions Aerdnaettiques
Original Assignee
Sud Aviation Societe Nationale de Constructions Aerdnaettiques
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 Sud Aviation Societe Nationale de Constructions Aerdnaettiques filed Critical Sud Aviation Societe Nationale de Constructions Aerdnaettiques
Priority to FR107216A priority Critical patent/FR1531536A/en
Priority to DE19681756264 priority patent/DE1756264A1/en
Application granted granted Critical
Publication of FR1531536A publication Critical patent/FR1531536A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/82—Rotorcraft; Rotors peculiar thereto characterised by the provision of an auxiliary rotor or fluid-jet device for counter-balancing lifting rotor torque or changing direction of rotorcraft
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/30—Blade pitch-changing mechanisms
    • B64C11/32—Blade pitch-changing mechanisms mechanical
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C11/00—Propellers, e.g. of ducted type; Features common to propellers and rotors for rotorcraft
    • B64C11/30—Blade pitch-changing mechanisms
    • B64C11/32—Blade pitch-changing mechanisms mechanical
    • B64C11/34—Blade pitch-changing mechanisms mechanical automatic
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/82—Rotorcraft; Rotors peculiar thereto characterised by the provision of an auxiliary rotor or fluid-jet device for counter-balancing lifting rotor torque or changing direction of rotorcraft
    • B64C2027/8254—Shrouded tail rotors, e.g. "Fenestron" fans
FR107216A 1967-05-22 1967-05-22 Variable pitch propeller or rotor Expired FR1531536A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR107216A FR1531536A (en) 1967-05-22 1967-05-22 Variable pitch propeller or rotor
DE19681756264 DE1756264A1 (en) 1967-05-22 1968-04-26 Screw or rotor with variable angle of attack

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR107216A FR1531536A (en) 1967-05-22 1967-05-22 Variable pitch propeller or rotor

Publications (1)

Publication Number Publication Date
FR1531536A true FR1531536A (en) 1968-07-05

Family

ID=8631263

Family Applications (1)

Application Number Title Priority Date Filing Date
FR107216A Expired FR1531536A (en) 1967-05-22 1967-05-22 Variable pitch propeller or rotor

Country Status (2)

Country Link
DE (1) DE1756264A1 (en)
FR (1) FR1531536A (en)

Cited By (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1930648C3 (en) * 1968-07-11 1973-10-11 Aerospatiale Adjustable propeller
EP0508027A1 (en) * 1991-04-11 1992-10-14 United Technologies Corporation Helicopter antitorque device
FR2684351A1 (en) * 1991-12-02 1993-06-04 Aerospatiale MULTIPALIGN ROTOR WITH VARIABLE PITCH, IN PARTICULAR FOR ANTICOUPLE REAR AIRCRAFT SYSTEM WITH ROTATING WING.
EP0562527A1 (en) * 1992-03-24 1993-09-29 Kawasaki Jukogyo Kabushiki Kaisha Tail rotor for rotor craft
US5454691A (en) * 1994-05-04 1995-10-03 Eurocopter France Flow-straightener vane for counter-torque device with ducted rotor and ducted flow-straightening stator, for helicopter
US5498129A (en) * 1994-05-04 1996-03-12 Eurocopter France Counter-torque device with ducted tail rotor and ducted flow-straightening stator, for helicopters
US5542818A (en) * 1994-05-04 1996-08-06 Eurocopter France Ducted Anti-torque rotor with floating blades
US5566907A (en) * 1994-05-04 1996-10-22 Eurocopter France Counter-torque device with ducted rotor and phase modulation of the blades, for helicopter
US5588618A (en) * 1994-05-04 1996-12-31 Eurocopter France Counter-torque device with rotor and flow-straightening stator, both of which are ducted, and phase modulation of the blades of the rotor, for helicopter
US5605440A (en) * 1994-06-10 1997-02-25 Eurocopter France Flow-straightener vane made of composite, flow-straightener including it, for a counter-torque device with ducted rotor and ducted flow-straightening stator, and method for manufacturing them
US5634611A (en) * 1994-05-04 1997-06-03 Eurocopter France Counter-torque device with rotor and flow straightening stator, both of which are ducted, and inclined flow-straightening vanes
FR2893001A1 (en) * 2005-11-04 2007-05-11 Eurocopter France IMPROVEMENT TO ROTORS OF GIRAVIONS WITH TORSIBLE BLADES.
EP2085310A1 (en) 2008-01-30 2009-08-05 Eurocopter Method of optimising a faired anti-torque rotor with minimum acoustic disturbance for a rotorcraft, in particular a helicopter, and faired anti-torque rotor thus obtained
CN104129499A (en) * 2013-05-03 2014-11-05 空客直升机 Ducted rotor for an aircraft and a rotorcraft
EP4082896A1 (en) 2021-04-28 2022-11-02 Airbus Helicopters Rotorcraft provided with a system for controlling yaw movement with a shrouded rotor and protection against freezing

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2948097B1 (en) * 2009-07-15 2014-11-21 Eurocopter France AIRCRAFT ROTOR PROVIDED WITH A MEANS FOR RETAINING BLADES
CH717386A1 (en) * 2020-05-06 2021-11-15 Kopter Group Ag Detachable connection between a blade control unit arm and a blade adjustment lever.

Cited By (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1930648C3 (en) * 1968-07-11 1973-10-11 Aerospatiale Adjustable propeller
EP0508027A1 (en) * 1991-04-11 1992-10-14 United Technologies Corporation Helicopter antitorque device
US5249925A (en) * 1991-12-02 1993-10-05 Aerospatiale Societe Nationale Industrielle Variable-pitch multi-blade rotor, in particular for the rear anti-torque system of a rotating wing aircraft
FR2684351A1 (en) * 1991-12-02 1993-06-04 Aerospatiale MULTIPALIGN ROTOR WITH VARIABLE PITCH, IN PARTICULAR FOR ANTICOUPLE REAR AIRCRAFT SYSTEM WITH ROTATING WING.
EP0545750A1 (en) * 1991-12-02 1993-06-09 AEROSPATIALE Société Nationale Industrielle Multiple blade variable pitch rotor, in particular for rear antitorque apparatus of a rotorcraft
US5306119A (en) * 1992-03-24 1994-04-26 Kawasaki Jukogyo Kabushiki Kaisha Ducted tail rotor for rotor craft
EP0562527A1 (en) * 1992-03-24 1993-09-29 Kawasaki Jukogyo Kabushiki Kaisha Tail rotor for rotor craft
US5634611A (en) * 1994-05-04 1997-06-03 Eurocopter France Counter-torque device with rotor and flow straightening stator, both of which are ducted, and inclined flow-straightening vanes
US5454691A (en) * 1994-05-04 1995-10-03 Eurocopter France Flow-straightener vane for counter-torque device with ducted rotor and ducted flow-straightening stator, for helicopter
US5498129A (en) * 1994-05-04 1996-03-12 Eurocopter France Counter-torque device with ducted tail rotor and ducted flow-straightening stator, for helicopters
US5542818A (en) * 1994-05-04 1996-08-06 Eurocopter France Ducted Anti-torque rotor with floating blades
US5566907A (en) * 1994-05-04 1996-10-22 Eurocopter France Counter-torque device with ducted rotor and phase modulation of the blades, for helicopter
US5588618A (en) * 1994-05-04 1996-12-31 Eurocopter France Counter-torque device with rotor and flow-straightening stator, both of which are ducted, and phase modulation of the blades of the rotor, for helicopter
US5619797A (en) * 1994-05-04 1997-04-15 Eurocopter France Flow-straightener vane for counter-torque device with ducted rotor and ducted flow-straightening stator, for helicopter
US5605440A (en) * 1994-06-10 1997-02-25 Eurocopter France Flow-straightener vane made of composite, flow-straightener including it, for a counter-torque device with ducted rotor and ducted flow-straightening stator, and method for manufacturing them
US5855709A (en) * 1994-06-10 1999-01-05 Eurocopter France Method of making a composite flow-straightener vane
FR2893001A1 (en) * 2005-11-04 2007-05-11 Eurocopter France IMPROVEMENT TO ROTORS OF GIRAVIONS WITH TORSIBLE BLADES.
US7604460B2 (en) 2005-11-04 2009-10-20 Eurocopter Rotorcraft rotors having twistable blades
EP2085310A1 (en) 2008-01-30 2009-08-05 Eurocopter Method of optimising a faired anti-torque rotor with minimum acoustic disturbance for a rotorcraft, in particular a helicopter, and faired anti-torque rotor thus obtained
CN104129499A (en) * 2013-05-03 2014-11-05 空客直升机 Ducted rotor for an aircraft and a rotorcraft
EP2799333A1 (en) 2013-05-03 2014-11-05 Airbus Helicopters Shrouded aircraft rotor, and rotorcraft
US9302769B2 (en) 2013-05-03 2016-04-05 Airbus Helicopters Ducted rotor for an aircraft and a rotorcraft
EP4082896A1 (en) 2021-04-28 2022-11-02 Airbus Helicopters Rotorcraft provided with a system for controlling yaw movement with a shrouded rotor and protection against freezing
FR3122406A1 (en) 2021-04-28 2022-11-04 Airbus Helicopters rotorcraft equipped with a yaw control system having a shrouded rotor and anti-icing protection
US11820520B2 (en) 2021-04-28 2023-11-21 Airbus Helicopters Rotorcraft provided with a yaw motion control system having a ducted rotor and an ice protection system

Also Published As

Publication number Publication date
DE1756264A1 (en) 1970-03-19

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