FR2354922B1 - - Google Patents

Info

Publication number
FR2354922B1
FR2354922B1 FR7618086A FR7618086A FR2354922B1 FR 2354922 B1 FR2354922 B1 FR 2354922B1 FR 7618086 A FR7618086 A FR 7618086A FR 7618086 A FR7618086 A FR 7618086A FR 2354922 B1 FR2354922 B1 FR 2354922B1
Authority
FR
France
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
FR7618086A
Other languages
French (fr)
Other versions
FR2354922A1 (en
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.)
ETUDES RECH AVANCEES
Original Assignee
ETUDES RECH AVANCEES
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 ETUDES RECH AVANCEES filed Critical ETUDES RECH AVANCEES
Priority to FR7618086A priority Critical patent/FR2354922A1/en
Publication of FR2354922A1 publication Critical patent/FR2354922A1/en
Application granted granted Critical
Publication of FR2354922B1 publication Critical patent/FR2354922B1/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
    • B64C27/04—Helicopters
    • B64C27/12—Rotor drives

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Aviation & Aerospace Engineering (AREA)
  • Gear Transmission (AREA)
FR7618086A 1976-06-15 1976-06-15 Helicopter rotor drive transmission - has freewheel coupling for lift and tail rotor drives allowing auto-gyration on engine failure Granted FR2354922A1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7618086A FR2354922A1 (en) 1976-06-15 1976-06-15 Helicopter rotor drive transmission - has freewheel coupling for lift and tail rotor drives allowing auto-gyration on engine failure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7618086A FR2354922A1 (en) 1976-06-15 1976-06-15 Helicopter rotor drive transmission - has freewheel coupling for lift and tail rotor drives allowing auto-gyration on engine failure

Publications (2)

Publication Number Publication Date
FR2354922A1 FR2354922A1 (en) 1978-01-13
FR2354922B1 true FR2354922B1 (en) 1979-04-06

Family

ID=9174378

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7618086A Granted FR2354922A1 (en) 1976-06-15 1976-06-15 Helicopter rotor drive transmission - has freewheel coupling for lift and tail rotor drives allowing auto-gyration on engine failure

Country Status (1)

Country Link
FR (1) FR2354922A1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111483591A (en) * 2020-04-24 2020-08-04 中国航发湖南动力机械研究所 Tail speed reducer casing and heavy-load tail speed reducer

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1179663B (en) * 1984-05-14 1987-09-16 Agusta Aeronaut Costr MAIN TRANSMISSION FOR HELICOPTERS
NL8503488A (en) * 1985-12-18 1987-07-16 Daf Special Products B V GEAR TRANSMISSION, ESPECIALLY FOR HELICOPTER APPLICATION.
EP0861777A1 (en) * 1992-06-22 1998-09-02 United Technologies Corporation An integrated spline/cone seat subassembly

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111483591A (en) * 2020-04-24 2020-08-04 中国航发湖南动力机械研究所 Tail speed reducer casing and heavy-load tail speed reducer
CN111483591B (en) * 2020-04-24 2022-04-05 中国航发湖南动力机械研究所 Tail speed reducer casing and heavy-load tail speed reducer

Also Published As

Publication number Publication date
FR2354922A1 (en) 1978-01-13

Similar Documents

Publication Publication Date Title
FR2375284B1 (en)
JPS5333442U (en)
JPS52158734U (en)
JPS5298074U (en)
JPS5334026B2 (en)
JPS5310006U (en)
JPS5331988U (en)
JPS5362281U (en)
CS176345B1 (en)
CS177448B1 (en)
JPS52118047U (en)
JPS52127542U (en)
BG23346A1 (en)
BG22899A1 (en)
CH601231A5 (en)
BG23225A1 (en)
BG23203A1 (en)
BG23148A1 (en)
BG23044A1 (en)
BG23014A1 (en)
DD125119A1 (en)
DD125110A1 (en)
DD124825A1 (en)
DD124793A1 (en)
CH601841A5 (en)

Legal Events

Date Code Title Description
ST Notification of lapse