IT8422599A0 - IMPROVEMENTS IN SUPPORT PROPELLERS FOR AIRCRAFT, DESIGNED TO IMPROVE FLIGHT CONDITIONS. - Google Patents
IMPROVEMENTS IN SUPPORT PROPELLERS FOR AIRCRAFT, DESIGNED TO IMPROVE FLIGHT CONDITIONS.Info
- Publication number
- IT8422599A0 IT8422599A0 IT8422599A IT2259984A IT8422599A0 IT 8422599 A0 IT8422599 A0 IT 8422599A0 IT 8422599 A IT8422599 A IT 8422599A IT 2259984 A IT2259984 A IT 2259984A IT 8422599 A0 IT8422599 A0 IT 8422599A0
- Authority
- IT
- Italy
- Prior art keywords
- aircraft
- designed
- flight conditions
- improve flight
- propellers
- Prior art date
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/32—Rotors
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Wind Motors (AREA)
- Structures Of Non-Positive Displacement Pumps (AREA)
- Toys (AREA)
- Radio Relay Systems (AREA)
- Retarders (AREA)
- Turbine Rotor Nozzle Sealing (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
ES525921A ES8406336A1 (en) | 1983-09-26 | 1983-09-26 | Aircraft lift rotors |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8422599A0 true IT8422599A0 (en) | 1984-09-10 |
IT1176699B IT1176699B (en) | 1987-08-18 |
Family
ID=8486261
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT22599/84A IT1176699B (en) | 1983-09-26 | 1984-09-10 | IMPROVEMENTS IN THE SUPPORTING PROPELLERS FOR AIRCRAFT, TO IMPROVE THE FLIGHT CONDITIONS |
Country Status (7)
Country | Link |
---|---|
JP (1) | JPS6092999A (en) |
DE (1) | DE3433945A1 (en) |
ES (1) | ES8406336A1 (en) |
FR (1) | FR2552395A1 (en) |
GB (1) | GB2148816A (en) |
IT (1) | IT1176699B (en) |
NL (1) | NL8402922A (en) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57186733A (en) * | 1981-05-13 | 1982-11-17 | Toyo Contact Lens Co Ltd | Agent for use in contact lenses |
JP5281187B1 (en) * | 2012-11-26 | 2013-09-04 | 忠 岩田 | Helicopter rotor blade system |
DE102015121502A1 (en) | 2015-12-10 | 2017-06-14 | Christoph Fraundorfer | Gyroplane rotor blade for autorotatory lift generation |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1421699A (en) * | 1918-06-19 | 1922-07-04 | Lindsay William | Aeroplane propeller |
FR582813A (en) * | 1922-12-16 | 1924-12-29 | Oscillating propeller | |
GB271842A (en) * | 1926-05-31 | 1927-11-24 | Etienne Oehmichen | Propelling or lifting device for aircraft with automatic correction |
GB397120A (en) * | 1932-02-15 | 1933-08-15 | Walter Charles Pitter | Improvements in flying machines, and in apparatus for the propulsion of fluids |
GB760471A (en) * | 1950-11-06 | 1956-10-31 | Patrick David Lloyd | Improvements in or relating to lift rotors for aircraft |
US3768923A (en) * | 1969-09-18 | 1973-10-30 | United Aircraft Corp | Variable length blade |
US3942387A (en) * | 1974-10-15 | 1976-03-09 | United Technologies Corporation | Replaceable freewheel unit for helicopters |
US4028003A (en) * | 1976-04-12 | 1977-06-07 | United Technologies Corporation | Torsionally compliant helicopter rotor blade with improved stability and performance characteristics |
US4195966A (en) * | 1978-07-03 | 1980-04-01 | Cornelius George W | Pitch control system for helicopter rotor blades |
-
1983
- 1983-09-26 ES ES525921A patent/ES8406336A1/en not_active Expired
-
1984
- 1984-09-10 IT IT22599/84A patent/IT1176699B/en active
- 1984-09-15 DE DE19843433945 patent/DE3433945A1/en not_active Withdrawn
- 1984-09-24 GB GB08424116A patent/GB2148816A/en not_active Withdrawn
- 1984-09-25 NL NL8402922A patent/NL8402922A/en not_active Application Discontinuation
- 1984-09-26 FR FR8414807A patent/FR2552395A1/en not_active Withdrawn
- 1984-09-26 JP JP59201416A patent/JPS6092999A/en active Pending
Also Published As
Publication number | Publication date |
---|---|
GB8424116D0 (en) | 1984-10-31 |
JPS6092999A (en) | 1985-05-24 |
NL8402922A (en) | 1985-04-16 |
GB2148816A (en) | 1985-06-05 |
IT1176699B (en) | 1987-08-18 |
FR2552395A1 (en) | 1985-03-29 |
DE3433945A1 (en) | 1985-04-11 |
ES525921A0 (en) | 1984-08-01 |
ES8406336A1 (en) | 1984-08-01 |
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