IT1097964B - Rotore per aeromobili privo di snodi di battitura e di orientamento - Google Patents
Rotore per aeromobili privo di snodi di battitura e di orientamentoInfo
- Publication number
- IT1097964B IT1097964B IT25774/78A IT2577478A IT1097964B IT 1097964 B IT1097964 B IT 1097964B IT 25774/78 A IT25774/78 A IT 25774/78A IT 2577478 A IT2577478 A IT 2577478A IT 1097964 B IT1097964 B IT 1097964B
- Authority
- IT
- Italy
- Prior art keywords
- aircrafts
- joints
- rotor
- orientation
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/32—Rotors
- B64C27/33—Rotors having flexing arms
-
- 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
- Y10T403/00—Joints and connections
- Y10T403/54—Flexible member is joint component
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Wind Motors (AREA)
- Moulding By Coating Moulds (AREA)
- Rotary Pumps (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE2733101A DE2733101C3 (de) | 1977-07-22 | 1977-07-22 | Schlag- und schwenkgelenklose Rotorblattlagerung |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| IT7825774A0 IT7825774A0 (it) | 1978-07-17 |
| IT1097964B true IT1097964B (it) | 1985-08-31 |
Family
ID=6014572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| IT25774/78A IT1097964B (it) | 1977-07-22 | 1978-07-17 | Rotore per aeromobili privo di snodi di battitura e di orientamento |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US4201515A (it) |
| DE (1) | DE2733101C3 (it) |
| FR (1) | FR2397979A1 (it) |
| GB (1) | GB2001290B (it) |
| IT (1) | IT1097964B (it) |
Families Citing this family (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4307996A (en) * | 1978-11-16 | 1981-12-29 | Westland Aircraft Limited | Helicopter rotors |
| US4316700A (en) * | 1979-04-03 | 1982-02-23 | Schramm Burford J | Unitary, bonded-together helicopter rotorblade |
| DE2919684C3 (de) * | 1979-05-16 | 1981-12-24 | Messerschmitt-Bölkow-Blohm GmbH, 8000 München | Schlag-, schwenk-und blattverstellgelenkloser Rotor |
| DE2932441C2 (de) * | 1979-08-10 | 1983-10-06 | Messerschmitt-Boelkow-Blohm Gmbh, 8000 Muenchen | Dämpfungseinrichtung für ein Rotorblatt |
| US4419051A (en) * | 1982-02-16 | 1983-12-06 | The Boeing Company | Twin tension/torsion beam rotor system |
| US4564336A (en) * | 1982-03-15 | 1986-01-14 | Hughes Helicopters, Inc. | Low drag, bearingless rotor head for helicopters |
| US4650401A (en) * | 1983-04-07 | 1987-03-17 | Mcdonnell Douglas Helicopter Company | Flat strap cruciform flexure for helicopter rotor systems |
| US4860610A (en) * | 1984-12-21 | 1989-08-29 | E. I. Du Pont De Nemours And Company | Wound rotor element and centrifuge fabricated therefrom |
| EP0185375B1 (en) * | 1984-12-21 | 1989-10-18 | E.I. Du Pont De Nemours And Company | Wound rotor arm element and centrifuge rotor fabricated therefrom |
| US5096380A (en) * | 1990-05-03 | 1992-03-17 | United Technology Corporation | Composite flexbeam for a bearingless helicopter rotor |
| US7665969B2 (en) * | 2005-01-24 | 2010-02-23 | Bell Helicopter Textron Inc. | Assembly for providing flexure to blade system |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| NL88777C (it) * | 1900-01-01 | |||
| FR1334446A (fr) * | 1961-06-28 | 1963-08-09 | Bolkow Entwicklungen Kg | Articulation sans frottement |
| DE1169306B (de) * | 1962-10-06 | 1964-04-30 | Dornier Werke Gmbh | Einrichtung zum Aufhaengen von Luftschrauben-blaettern unter Verwendung von Federpaketen |
| FR1564092A (it) * | 1968-03-12 | 1969-04-18 | ||
| FR2041747A1 (it) * | 1969-05-20 | 1971-02-05 | Sud Aviation | |
| US3695779A (en) * | 1970-05-18 | 1972-10-03 | Lockheed Aircraft Corp | Rotor system including a blade retention member |
| US3893788A (en) * | 1973-02-06 | 1975-07-08 | Bendix Corp | Flexible coupling |
| US3880551A (en) * | 1973-11-15 | 1975-04-29 | Boeing Co | Rotary head assembly for rotary wing aircraft |
| US3879153A (en) * | 1974-01-07 | 1975-04-22 | Gerald L Breuner | Attachment for rotor hub and pairs of blades |
| GB1526815A (en) * | 1974-11-26 | 1978-10-04 | Messerschmitt Boelkow Blohm | Stress-reducing connecting assembly |
-
1977
- 1977-07-22 DE DE2733101A patent/DE2733101C3/de not_active Expired
-
1978
- 1978-06-30 GB GB787828473A patent/GB2001290B/en not_active Expired
- 1978-07-10 US US05/923,339 patent/US4201515A/en not_active Expired - Lifetime
- 1978-07-17 IT IT25774/78A patent/IT1097964B/it active
- 1978-07-20 FR FR7821499A patent/FR2397979A1/fr active Granted
Also Published As
| Publication number | Publication date |
|---|---|
| IT7825774A0 (it) | 1978-07-17 |
| FR2397979A1 (fr) | 1979-02-16 |
| DE2733101C3 (de) | 1980-09-25 |
| US4201515A (en) | 1980-05-06 |
| GB2001290A (en) | 1979-01-31 |
| DE2733101B2 (de) | 1980-01-31 |
| GB2001290B (en) | 1982-02-24 |
| DE2733101A1 (de) | 1979-01-25 |
| FR2397979B1 (it) | 1982-10-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| FI780864A7 (fi) | Anslutning foer foerbindning av en limdyna eller liknande faeste med en fistelpaose | |
| FI802959A7 (fi) | Vaexelnav foer cyklar eller dylika | |
| FI800988A7 (fi) | Foerflyttbart eller fast glidunderlag foer baot | |
| IT8049742A0 (it) | Profili alari per l'impiego su rotori di elicotteri | |
| SE7811098L (sv) | Flygkropp | |
| FI783158A7 (fi) | Foerbaettringar i lastmaetningssystem foer gaffellyfttruckar eller liknande | |
| FR2451453B1 (fr) | Ailette de turbine | |
| IT1088384B (it) | Rotore di elicottero perfezionato | |
| FI780832A7 (fi) | Laosanordning foer flaska eller behaollare och nyckel foer anvaendning tillsammans med anordningen | |
| FI802569A7 (fi) | Roerelseskruv eller skruvfoerband | |
| FI782501A7 (fi) | Foerbaettringar i eller beroerande organiska foereningar | |
| FI801350A7 (fi) | Jaesningskaerl eller reaktor foer zootekniska vaetskor | |
| FI782647A7 (fi) | Samlar- och visningsanordning foer platta kantiga eller runda foeremaol saerskilt foer kortliknande skaodefoeremaol | |
| FI782956A7 (fi) | Foerbaettringar i eller avseende fluidiserande baeddar | |
| IT1097964B (it) | Rotore per aeromobili privo di snodi di battitura e di orientamento | |
| FI782095A7 (fi) | Skaermekanism foer en ruggmaskin eller dylik | |
| FI782736A7 (fi) | Lastbil speciellt storlastfordon eller fordon med paohaengsvagn | |
| FI800447A7 (fi) | Upphettningspanna foer flytande eller gasartade braensle | |
| IT1122431B (it) | Procedimento per scindere diidrossidifenil-alcani | |
| FI780803A7 (fi) | Febertermometer eller liknande avkaennaranordning | |
| FI781905A7 (fi) | Oevningsprojektil foer granatkastare eller liknande vapen | |
| FI803115A7 (fi) | Tryckkaensligt eller vaermekaensligt uppteckningsmaterial | |
| FI773744A7 (fi) | Hydraulisk inloppslaoda foer en pappersmaskin eller liknande | |
| IT1117409B (it) | Procedimento per depurare etildiclicole e dipropilenglicole | |
| FI790267A7 (fi) | Matningsanordning foer barkningsmaskin eller rundreducator |