IT957890B - IMPROVEMENT IN ROTOR BLADES FOR CONVERTIPLANES - Google Patents
IMPROVEMENT IN ROTOR BLADES FOR CONVERTIPLANESInfo
- Publication number
- IT957890B IT957890B IT5027772A IT5027772A IT957890B IT 957890 B IT957890 B IT 957890B IT 5027772 A IT5027772 A IT 5027772A IT 5027772 A IT5027772 A IT 5027772A IT 957890 B IT957890 B IT 957890B
- Authority
- IT
- Italy
- Prior art keywords
- convertiplanes
- improvement
- rotor blades
- blades
- rotor
- 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
- B64C27/46—Blades
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C29/00—Aircraft capable of landing or taking-off vertically, e.g. vertical take-off and landing [VTOL] aircraft
- B64C29/0008—Aircraft capable of landing or taking-off vertically, e.g. vertical take-off and landing [VTOL] aircraft having its flight directional axis horizontal when grounded
- B64C29/0016—Aircraft capable of landing or taking-off vertically, e.g. vertical take-off and landing [VTOL] aircraft having its flight directional axis horizontal when grounded the lift during taking-off being created by free or ducted propellers or by blowers
- B64C29/0033—Aircraft capable of landing or taking-off vertically, e.g. vertical take-off and landing [VTOL] aircraft having its flight directional axis horizontal when grounded the lift during taking-off being created by free or ducted propellers or by blowers the propellers being tiltable relative to the fuselage
Landscapes
- Engineering & Computer Science (AREA)
- Aviation & Aerospace Engineering (AREA)
- Mechanical Engineering (AREA)
- Moulding By Coating Moulds (AREA)
- Laminated Bodies (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US00143850A US3829240A (en) | 1971-05-17 | 1971-05-17 | Advanced geometry main rotor blade |
US00143970A US3799700A (en) | 1971-05-17 | 1971-05-17 | Main rotor blade construction |
Publications (1)
Publication Number | Publication Date |
---|---|
IT957890B true IT957890B (en) | 1973-10-20 |
Family
ID=26841459
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT5027772A IT957890B (en) | 1971-05-17 | 1972-05-16 | IMPROVEMENT IN ROTOR BLADES FOR CONVERTIPLANES |
Country Status (5)
Country | Link |
---|---|
AU (1) | AU459383B2 (en) |
DE (1) | DE2223567A1 (en) |
FR (1) | FR2137921B1 (en) |
GB (1) | GB1367197A (en) |
IT (1) | IT957890B (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4275994A (en) * | 1978-04-03 | 1981-06-30 | Textron, Inc. | Roll formed blade structure |
DE3310937C2 (en) * | 1982-10-09 | 1984-10-31 | Dornier Gmbh, 7990 Friedrichshafen | Propeller blades, in particular for propelling aircraft |
US20020005458A1 (en) * | 2000-06-09 | 2002-01-17 | Carter Jay W. | Airfoil suitable for forward and reverse flow |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FR1369600A (en) * | 1963-07-23 | 1964-08-14 | Electric Auto Lite Co | Propeller, especially for vertical take-off and landing airplanes |
-
1972
- 1972-05-08 AU AU42011/72A patent/AU459383B2/en not_active Expired
- 1972-05-15 DE DE19722223567 patent/DE2223567A1/en not_active Withdrawn
- 1972-05-16 IT IT5027772A patent/IT957890B/en active
- 1972-05-16 FR FR7217394A patent/FR2137921B1/fr not_active Expired
- 1972-05-17 GB GB2311872A patent/GB1367197A/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
GB1367197A (en) | 1974-09-18 |
DE2223567A1 (en) | 1972-12-07 |
AU4201172A (en) | 1973-11-15 |
FR2137921A1 (en) | 1972-12-29 |
FR2137921B1 (en) | 1976-08-06 |
AU459383B2 (en) | 1975-03-27 |
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