AR217264A1 - Disposicion de transmision diferencial para helicopteros de dos rotores coaxiles contrarrotativos - Google Patents

Disposicion de transmision diferencial para helicopteros de dos rotores coaxiles contrarrotativos

Info

Publication number
AR217264A1
AR217264A1 AR269629A AR26962977A AR217264A1 AR 217264 A1 AR217264 A1 AR 217264A1 AR 269629 A AR269629 A AR 269629A AR 26962977 A AR26962977 A AR 26962977A AR 217264 A1 AR217264 A1 AR 217264A1
Authority
AR
Argentina
Prior art keywords
contrarrotative
coaxil
helicopters
rotor
differential transmission
Prior art date
Application number
AR269629A
Other languages
English (en)
Original Assignee
Mendiberri V
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 Mendiberri V filed Critical Mendiberri V
Priority to AR269629A priority Critical patent/AR217264A1/es
Priority to GB7839903A priority patent/GB2019510B/en
Priority to US05/951,141 priority patent/US4216925A/en
Priority to DE2845349A priority patent/DE2845349C2/de
Priority to JP53127469A priority patent/JPS6050639B2/ja
Priority to IT28857/78A priority patent/IT1099965B/it
Priority to FR7829694A priority patent/FR2406565A1/fr
Application granted granted Critical
Publication of AR217264A1 publication Critical patent/AR217264A1/es

Links

Classifications

    • 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
    • B64C27/10—Helicopters with two or more rotors arranged coaxially
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T74/00—Machine element or mechanism
    • Y10T74/19—Gearing
    • Y10T74/19023—Plural power paths to and/or from gearing
    • Y10T74/19074—Single drive plural driven
    • Y10T74/19121—Concentric

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Retarders (AREA)
  • General Electrical Machinery Utilizing Piezoelectricity, Electrostriction Or Magnetostriction (AREA)
  • Toys (AREA)
AR269629A 1977-10-18 1977-10-18 Disposicion de transmision diferencial para helicopteros de dos rotores coaxiles contrarrotativos AR217264A1 (es)

Priority Applications (7)

Application Number Priority Date Filing Date Title
AR269629A AR217264A1 (es) 1977-10-18 1977-10-18 Disposicion de transmision diferencial para helicopteros de dos rotores coaxiles contrarrotativos
GB7839903A GB2019510B (en) 1977-10-18 1978-10-10 Helicopter
US05/951,141 US4216925A (en) 1977-10-18 1978-10-13 Helicopter of the type having two coaxial counterrotating rotors with a drive mechanism interposed between the power plant and the rotors
DE2845349A DE2845349C2 (de) 1977-10-18 1978-10-18 Hubschrauber mit zwei koaxialen, gegenläufigen Rotoren
JP53127469A JPS6050639B2 (ja) 1977-10-18 1978-10-18 同軸双反転式ヘリコプタ−
IT28857/78A IT1099965B (it) 1977-10-18 1978-10-18 Elicottero del tipo avente due rotori controrotanti coassiali con un meccanismo di trasmissione interposto tra l'impianto motore ed i rotori
FR7829694A FR2406565A1 (fr) 1977-10-18 1978-10-18 Helicoptere a deux rotors contrarotatifs coaxiaux

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
AR269629A AR217264A1 (es) 1977-10-18 1977-10-18 Disposicion de transmision diferencial para helicopteros de dos rotores coaxiles contrarrotativos

Publications (1)

Publication Number Publication Date
AR217264A1 true AR217264A1 (es) 1980-03-14

Family

ID=3471419

Family Applications (1)

Application Number Title Priority Date Filing Date
AR269629A AR217264A1 (es) 1977-10-18 1977-10-18 Disposicion de transmision diferencial para helicopteros de dos rotores coaxiles contrarrotativos

Country Status (7)

Country Link
US (1) US4216925A (es)
JP (1) JPS6050639B2 (es)
AR (1) AR217264A1 (es)
DE (1) DE2845349C2 (es)
FR (1) FR2406565A1 (es)
GB (1) GB2019510B (es)
IT (1) IT1099965B (es)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0068677A1 (en) * 1981-06-17 1983-01-05 WESTLAND plc Transmission systems
DE3264179D1 (en) * 1982-02-26 1985-07-25 Messerschmitt Boelkow Blohm Hollow shaft from fibre-reinforced plastics
US4563129A (en) * 1983-12-08 1986-01-07 United Technologies Corporation Integrated reduction gear and counterrotation propeller
US5149311A (en) * 1985-12-18 1992-09-22 Daf Special Products Gear unit, particularly for use in a helicopter
FR2597945B1 (fr) * 1986-04-24 1990-11-16 Combastet Michel Systeme mecanique de conversion de couple continue et etagee
DE3629867A1 (de) * 1986-09-02 1988-03-10 Sita Bauelemente Zahnradgetriebe fuer luftfahrzeuge
US5351913A (en) * 1992-06-22 1994-10-04 United Technologies Corporation Coaxial transmission/center hub subassembly for a rotor assembly having ducted, coaxial counter-rotating rotors
US5501636A (en) * 1994-01-10 1996-03-26 Woods Equipment Corporation Rotary machine system having hollow tube shaft and plural output shafts
US7784731B2 (en) * 2007-08-29 2010-08-31 Cvc Technologies, Inc. Transmission device for a twin-rotor helicopter
US9725166B2 (en) * 2013-11-15 2017-08-08 Sikorsky Aircraft Corporation Counter-rotating rotor system with static mast
WO2015183711A1 (en) 2014-05-29 2015-12-03 Sikorsky Aircraft Corporation Transmission for coaxial multi-rotor system
RU2617746C2 (ru) * 2015-02-16 2017-04-26 Руслан Витальевич Филатов Устройство для привода соосных винтов винтокрылого летательного аппарата
JP6425684B2 (ja) * 2016-05-31 2018-11-21 株式会社Ｔｋｋワークス 二重反転式ローターシステム搭載ヘリコプター
CN110834726A (zh) * 2019-12-09 2020-02-25 北京海空行科技有限公司 一种基于小型共轴式直升机的传动-机身系统
WO2023196272A1 (en) * 2022-04-08 2023-10-12 Eagle Technologies, Llc Helicopter rotor system

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3126966A (en) * 1964-03-31 Agamian
US1345101A (en) * 1918-07-11 1920-06-29 Thomas O Perry Aircraft
DE550221C (de) * 1931-01-09 1932-05-06 Pietro Trojani Differentialgetriebe fuer zwei konzentrische gegenlaeufige Wellen eines Hubschraubenflugzeuges
US1942888A (en) * 1933-02-16 1934-01-09 Paul F West Helicopter lifting screw and operating mechanism therefor
US2085483A (en) * 1934-12-04 1937-06-29 Trebucien Jean Jacques Aircraft propelling device
FR850552A (fr) * 1938-08-19 1939-12-20 Hélice
US2772745A (en) * 1950-04-08 1956-12-04 Bordoni Ferdinando Helicopter with dual coaxial variable pitch rotors
US2974902A (en) * 1959-07-06 1961-03-14 Harry N Schofer Power plant for helicopter
DE1134592B (de) * 1960-09-08 1962-08-09 Boelkow Entwicklungen Kg Taumelscheibe zur Steuerung der Schwenkbewegungen und bzw. oder des Anstellwinkels der Rotorblaetter bei Drehfluegelflugzeugen
US3067824A (en) * 1960-11-08 1962-12-11 James E Sullivan Geared propeller
US3450208A (en) * 1967-04-07 1969-06-17 Barton R E Dual drive mechanism
US3554662A (en) * 1968-01-25 1971-01-12 Fairchild Hiller Corp Reverse velocity rotor and rotorcraft
US3669564A (en) * 1970-03-26 1972-06-13 Heli Corp Coaxial helicopter rotor system and transmission therefor
GB1322948A (en) * 1970-04-24 1973-07-11 Canadair Ltd Aircraft yaw control system
GB1393984A (en) * 1972-03-27 1975-05-14 Korsak K Balanced output torque mechanical transmission for rotary wing aircraft
DE2547126C3 (de) * 1975-10-18 1981-12-17 Stanislaw Gusher Utah Ostrowski Hubschrauber

Also Published As

Publication number Publication date
US4216925A (en) 1980-08-12
JPS5477997A (en) 1979-06-21
JPS6050639B2 (ja) 1985-11-09
IT7828857A0 (it) 1978-10-18
FR2406565A1 (fr) 1979-05-18
GB2019510A (en) 1979-10-31
IT1099965B (it) 1985-09-28
GB2019510B (en) 1982-04-15
DE2845349A1 (de) 1979-04-19
DE2845349C2 (de) 1982-09-23

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