IT8467484A1 - Trasmissione principale per elicotteri. - Google Patents
Trasmissione principale per elicotteri.Info
- Publication number
- IT8467484A1 IT8467484A1 IT1984A67484A IT6748484A IT8467484A1 IT 8467484 A1 IT8467484 A1 IT 8467484A1 IT 1984A67484 A IT1984A67484 A IT 1984A67484A IT 6748484 A IT6748484 A IT 6748484A IT 8467484 A1 IT8467484 A1 IT 8467484A1
- Authority
- IT
- Italy
- Prior art keywords
- helicopters
- main transmission
- transmission
- main
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 title 1
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
-
- 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
- Y10T74/19079—Parallel
- Y10T74/19093—Spur and bevel
Priority Applications (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT8467484A IT1179663B (it) | 1984-05-14 | 1984-05-14 | Trasmissione principale per elicotteri |
US06/733,487 US4659286A (en) | 1984-05-14 | 1985-05-10 | Main helicopter drive |
GB08511868A GB2158895A (en) | 1984-05-14 | 1985-05-10 | Main helicopter drive |
DE19853517225 DE3517225A1 (de) | 1984-05-14 | 1985-05-13 | Hubschrauberantrieb |
FR8507215A FR2564058B1 (fr) | 1984-05-14 | 1985-05-13 | Systeme de transmission principal, pour un helicoptere |
JP60100644A JPH0788881B2 (ja) | 1984-05-14 | 1985-05-14 | ヘリコプタ−の主駆動装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT8467484A IT1179663B (it) | 1984-05-14 | 1984-05-14 | Trasmissione principale per elicotteri |
Publications (3)
Publication Number | Publication Date |
---|---|
IT8467484A0 IT8467484A0 (it) | 1984-05-14 |
IT8467484A1 true IT8467484A1 (it) | 1985-11-14 |
IT1179663B IT1179663B (it) | 1987-09-16 |
Family
ID=11302795
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT8467484A IT1179663B (it) | 1984-05-14 | 1984-05-14 | Trasmissione principale per elicotteri |
Country Status (6)
Country | Link |
---|---|
US (1) | US4659286A (it) |
JP (1) | JPH0788881B2 (it) |
DE (1) | DE3517225A1 (it) |
FR (1) | FR2564058B1 (it) |
GB (1) | GB2158895A (it) |
IT (1) | IT1179663B (it) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3736110A1 (de) * | 1987-10-26 | 1989-05-11 | Porsche Ag | Startanordnung fuer einen hubschrauber |
US5108043A (en) * | 1991-03-29 | 1992-04-28 | Bell Helicopter Textron, Inc. | Twin engine helicopter accesssory drive |
US8015900B2 (en) * | 2003-07-16 | 2011-09-13 | Sikorsky Aircraft Corporation | Split-torque gear box |
FR2871138B1 (fr) | 2004-06-07 | 2006-08-04 | Eurocopter France | Mecanisme de transmission entre des accessoires et les organes moteurs d'entrainement du rotor d'un giravion, selectivement isolement ou conjointement |
US7171868B2 (en) * | 2004-07-20 | 2007-02-06 | Sikorsky Aircraft Corporation | Bearing assembly |
US8133155B2 (en) | 2009-07-14 | 2012-03-13 | Bell Helicopter Textron Inc. | Multi-ratio rotorcraft drive system and a method of changing gear ratios thereof |
US20110154805A1 (en) * | 2009-12-31 | 2011-06-30 | Craig Heathco | Power augmentation system for an engine powered air vehicle |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2113512A (en) * | 1935-07-19 | 1938-04-05 | Kesterton Henry Martin | Clutch |
US2383295A (en) * | 1942-11-05 | 1945-08-21 | Adiel Y Dodge | Clutch |
DE1264269B (de) * | 1958-08-28 | 1968-03-21 | United Aircraft Corp | Getriebe fuer einen Hubschrauber mit Hilfsaggregaten |
GB922241A (en) * | 1960-04-01 | 1963-03-27 | Havilland Engine Co Ltd | Uni-directional driving devices |
US3380564A (en) * | 1966-04-06 | 1968-04-30 | United Aircraft Corp | Accessory drive for single turbine helicopter |
US3907083A (en) * | 1974-07-22 | 1975-09-23 | Berthold L Nieder | Controllable bi-directional coupling device |
US3942387A (en) * | 1974-10-15 | 1976-03-09 | United Technologies Corporation | Replaceable freewheel unit for helicopters |
US4018317A (en) * | 1975-08-07 | 1977-04-19 | Borg-Warner Corporation | Spin proof tandem axle drive mechanism |
SU549614A1 (ru) * | 1975-09-04 | 1977-03-05 | Муфта сцеплени | |
GB1541718A (en) * | 1976-02-03 | 1979-03-07 | Westland Aircraft Ltd | Freewheel devices |
US4046238A (en) * | 1976-02-03 | 1977-09-06 | Mendoza Orozco Hector | Free-wheeling mechanism for bicycles |
FR2354922A1 (fr) * | 1976-06-15 | 1978-01-13 | Etudes Rech Avancees | Perfectionnements apportes a un dispositif d'entrainement des rotors d'un helicoptere |
JPS5393241A (en) * | 1977-01-26 | 1978-08-16 | Aisin Seiki Co Ltd | Car free wheel hub |
FR2428179A1 (fr) * | 1978-06-07 | 1980-01-04 | Renault | Dispositif automatique d'accouplement |
JPS5526132U (it) * | 1978-08-10 | 1980-02-20 | ||
US4441384A (en) * | 1979-07-26 | 1984-04-10 | Westland Plc | Freewheel devices |
US4456425A (en) * | 1980-11-20 | 1984-06-26 | General Electric Company | Modular inlet gearbox for a gas turbine engine |
US4531620A (en) * | 1983-11-21 | 1985-07-30 | United Technologies Corporation | Freewheel ramp/roller clutch with positive lock-out |
-
1984
- 1984-05-14 IT IT8467484A patent/IT1179663B/it active
-
1985
- 1985-05-10 US US06/733,487 patent/US4659286A/en not_active Expired - Lifetime
- 1985-05-10 GB GB08511868A patent/GB2158895A/en not_active Withdrawn
- 1985-05-13 FR FR8507215A patent/FR2564058B1/fr not_active Expired
- 1985-05-13 DE DE19853517225 patent/DE3517225A1/de not_active Ceased
- 1985-05-14 JP JP60100644A patent/JPH0788881B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US4659286A (en) | 1987-04-21 |
JPH0788881B2 (ja) | 1995-09-27 |
DE3517225A1 (de) | 1985-11-14 |
GB8511868D0 (en) | 1985-06-19 |
IT8467484A0 (it) | 1984-05-14 |
FR2564058B1 (fr) | 1989-01-06 |
JPS6133396A (ja) | 1986-02-17 |
GB2158895A (en) | 1985-11-20 |
IT1179663B (it) | 1987-09-16 |
FR2564058A1 (fr) | 1985-11-15 |
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