FR2479134A1 - Dispositif de montage de rotor d'helicoptere et procede pour ameliorer les performances de ce rotor - Google Patents

Dispositif de montage de rotor d'helicoptere et procede pour ameliorer les performances de ce rotor Download PDF

Info

Publication number
FR2479134A1
FR2479134A1 FR8106278A FR8106278A FR2479134A1 FR 2479134 A1 FR2479134 A1 FR 2479134A1 FR 8106278 A FR8106278 A FR 8106278A FR 8106278 A FR8106278 A FR 8106278A FR 2479134 A1 FR2479134 A1 FR 2479134A1
Authority
FR
France
Prior art keywords
rotor
bearing surface
ring
tail
plane
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.)
Granted
Application number
FR8106278A
Other languages
English (en)
French (fr)
Other versions
FR2479134B1 (enrdf_load_stackoverflow
Inventor
Harold Edminston Lemont
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.)
Textron Inc
Original Assignee
Textron Inc
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 Textron Inc filed Critical Textron Inc
Publication of FR2479134A1 publication Critical patent/FR2479134A1/fr
Application granted granted Critical
Publication of FR2479134B1 publication Critical patent/FR2479134B1/fr
Granted legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B64—AIRCRAFT; AVIATION; COSMONAUTICS
    • B64C—AEROPLANES; HELICOPTERS
    • B64C27/00—Rotorcraft; Rotors peculiar thereto
    • B64C27/20—Rotorcraft characterised by having shrouded rotors, e.g. flying platforms
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Structures Of Non-Positive Displacement Pumps (AREA)
  • Turbine Rotor Nozzle Sealing (AREA)
FR8106278A 1980-03-28 1981-03-30 Dispositif de montage de rotor d'helicoptere et procede pour ameliorer les performances de ce rotor Granted FR2479134A1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US13487180A 1980-03-28 1980-03-28

Publications (2)

Publication Number Publication Date
FR2479134A1 true FR2479134A1 (fr) 1981-10-02
FR2479134B1 FR2479134B1 (enrdf_load_stackoverflow) 1984-06-01

Family

ID=22465393

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8106278A Granted FR2479134A1 (fr) 1980-03-28 1981-03-30 Dispositif de montage de rotor d'helicoptere et procede pour ameliorer les performances de ce rotor

Country Status (11)

Country Link
JP (1) JPS56138099A (enrdf_load_stackoverflow)
AR (1) AR226884A1 (enrdf_load_stackoverflow)
AU (1) AU540193B2 (enrdf_load_stackoverflow)
BR (1) BR8101767A (enrdf_load_stackoverflow)
CA (1) CA1166228A (enrdf_load_stackoverflow)
DE (1) DE3111376A1 (enrdf_load_stackoverflow)
ES (1) ES267982Y (enrdf_load_stackoverflow)
FR (1) FR2479134A1 (enrdf_load_stackoverflow)
GB (1) GB2072601B (enrdf_load_stackoverflow)
IL (1) IL62492A (enrdf_load_stackoverflow)
IT (1) IT1142349B (enrdf_load_stackoverflow)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5419513A (en) * 1993-05-11 1995-05-30 United Technologies Corporation Ancillary aerodynamic structures for an unmanned aerial vehicle having ducted, coaxial counter-rotating rotors
US8882024B1 (en) * 2013-06-24 2014-11-11 Bell Helicopter Textron Inc. Rotorcraft anti-torque rotor and rudder system
US9067676B1 (en) 2014-06-19 2015-06-30 Bell Helicopter Textron Inc. Convertible helicopter ring member
DE202017104316U1 (de) * 2017-07-19 2018-10-24 SBM Development GmbH Heckrotoranordnung
CN116124407B (zh) * 2023-04-10 2023-06-13 中国空气动力研究与发展中心低速空气动力研究所 获取雷达尾流对直升机尾部件气动特性影响的试验方法

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3055613A (en) * 1957-12-05 1962-09-25 Bruce G Taylor Annular winged aircraft with trailing edge wing tab
FR1511006A (fr) * 1966-12-13 1968-01-26 Sud Aviation Dispositif directionnel et propulsif pour hélicoptère
US3525484A (en) * 1968-06-17 1970-08-25 Leonard E Mueller Aerodynamic saucer
US3583659A (en) * 1968-04-26 1971-06-08 Soc D Const Et D Exploit De Ma Rotary-wing aircraft having an auxiliary rotor at its tail
FR2349495A1 (fr) * 1976-04-29 1977-11-25 Baudchon Christian Aile circulaire
FR2407131A1 (fr) * 1977-10-31 1979-05-25 Tech Geraete Entwicklung Ges Aerodyne
US4196877A (en) * 1977-06-15 1980-04-08 Mutrux Jean L Aircraft

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US29023A (en) * 1860-07-03 Cornelius j
US2123657A (en) * 1937-07-23 1938-07-12 Max M Munk Thrust-relieved propeller
US2609053A (en) * 1946-10-31 1952-09-02 United Aircraft Corp Shrouded tail rotor
NL110393C (enrdf_load_stackoverflow) * 1955-11-29 1965-01-15 Bertin & Cie
DE1481629A1 (de) * 1966-06-14 1969-03-20 Piasecki Aircraft Corp Vorrichtung zur Seitensteuerung von Flugzeugen
US4387867A (en) * 1977-10-31 1983-06-14 Technische Gerate-U Entwicklungsgesellschaft M.B.H. Flying craft
AT353105B (de) * 1977-10-31 1979-10-25 Tech Geraete Entwicklung Ges Flugkoerper

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3055613A (en) * 1957-12-05 1962-09-25 Bruce G Taylor Annular winged aircraft with trailing edge wing tab
FR1511006A (fr) * 1966-12-13 1968-01-26 Sud Aviation Dispositif directionnel et propulsif pour hélicoptère
US3583659A (en) * 1968-04-26 1971-06-08 Soc D Const Et D Exploit De Ma Rotary-wing aircraft having an auxiliary rotor at its tail
US3525484A (en) * 1968-06-17 1970-08-25 Leonard E Mueller Aerodynamic saucer
FR2349495A1 (fr) * 1976-04-29 1977-11-25 Baudchon Christian Aile circulaire
US4196877A (en) * 1977-06-15 1980-04-08 Mutrux Jean L Aircraft
FR2407131A1 (fr) * 1977-10-31 1979-05-25 Tech Geraete Entwicklung Ges Aerodyne

Also Published As

Publication number Publication date
JPS56138099A (en) 1981-10-28
IT1142349B (it) 1986-10-08
IL62492A (en) 1985-04-30
GB2072601A (en) 1981-10-07
JPH0247400B2 (enrdf_load_stackoverflow) 1990-10-19
FR2479134B1 (enrdf_load_stackoverflow) 1984-06-01
DE3111376A1 (de) 1982-03-11
GB2072601B (en) 1984-04-18
IT8148024A0 (it) 1981-03-13
BR8101767A (pt) 1981-09-29
AU540193B2 (en) 1984-11-08
ES267982U (es) 1983-05-01
ES267982Y (es) 1983-11-16
CA1166228A (en) 1984-04-24
AU6732781A (en) 1981-10-01
AR226884A1 (es) 1982-08-31

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