CH472312A - Helikopterrotor - Google Patents
HelikopterrotorInfo
- Publication number
- CH472312A CH472312A CH705468A CH705468A CH472312A CH 472312 A CH472312 A CH 472312A CH 705468 A CH705468 A CH 705468A CH 705468 A CH705468 A CH 705468A CH 472312 A CH472312 A CH 472312A
- Authority
- CH
- Switzerland
- Prior art keywords
- helicopter rotor
- helicopter
- 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
- B64C27/325—Circulation-control rotors
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B64—AIRCRAFT; AVIATION; COSMONAUTICS
- B64C—AEROPLANES; HELICOPTERS
- B64C27/00—Rotorcraft; Rotors peculiar thereto
- B64C27/54—Mechanisms for controlling blade adjustment or movement relative to rotor head, e.g. lag-lead movement
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Aviation & Aerospace Engineering (AREA)
- Control Of Turbines (AREA)
- Toys (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB22070/67A GB1188391A (en) | 1967-05-12 | 1967-05-12 | Improvements in or relating to Helicopter Rotors |
Publications (1)
Publication Number | Publication Date |
---|---|
CH472312A true CH472312A (de) | 1969-05-15 |
Family
ID=10173413
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CH705468A CH472312A (de) | 1967-05-12 | 1968-05-13 | Helikopterrotor |
Country Status (7)
Country | Link |
---|---|
US (1) | US3524711A (de) |
BE (1) | BE715085A (de) |
CH (1) | CH472312A (de) |
FR (1) | FR1578953A (de) |
GB (1) | GB1188391A (de) |
NL (1) | NL6806769A (de) |
SE (1) | SE341608B (de) |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3713750A (en) * | 1970-12-07 | 1973-01-30 | Us Navy | Circulation control rotor system |
US3964838A (en) * | 1973-09-24 | 1976-06-22 | Spargo John D | Balanced airflow control valve for helicopter blade |
US3883266A (en) * | 1973-09-24 | 1975-05-13 | Jr Herman A Soulant | Differential lift control by synchronous resonant excitation of air column in helicopter rotor |
US3990811A (en) * | 1975-02-26 | 1976-11-09 | The United States Of America As Represented By The Secretary Of The Navy | Circulation controlled rotary wing aircraft and control system therefor |
US4132500A (en) * | 1977-05-18 | 1979-01-02 | The United States Of America As Represented By The Secretary Of The Navy | Controllable and programmable fluid flow modulation system |
US4189283A (en) * | 1978-07-12 | 1980-02-19 | The United States Of America As Represented By The Secretary Of The Navy | Rotor hub for a helicopter |
US4493612A (en) * | 1982-09-30 | 1985-01-15 | United Technologies Corporation | Axially slideable plenum for circulation control aircraft |
US4507050A (en) * | 1983-12-09 | 1985-03-26 | United Technologies Corporation | Pneumatic valve control for circulation control aircraft |
US4626171A (en) * | 1984-10-25 | 1986-12-02 | United Technologies Corporation | Rotor blade construction for circulation control aircraft |
US4770607A (en) * | 1987-04-27 | 1988-09-13 | United Technologies Corporation | Rotor blade construction for circulation control aircraft |
GB9317294D0 (en) * | 1993-08-19 | 1993-10-20 | Westland Helicopters | Circulation control aerofoils |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2556710A (en) * | 1945-02-20 | 1951-06-12 | Edward A Stalker | Direct lift aircraft |
US2650666A (en) * | 1946-07-25 | 1953-09-01 | Dorand Rene | Rotary-wing aircraft with jet-driven rotor |
FR1349106A (fr) * | 1956-12-07 | 1964-01-17 | Hélicoptère à réaction à pales fixes susceptible de voler en auto-rotation | |
US2925129A (en) * | 1957-04-26 | 1960-02-16 | Shao W Yuan | Rotor control |
DE1118612B (de) * | 1958-06-23 | 1961-11-30 | Goetz Heidelberg Dipl Phys | Drehfluegel mit Antrieb durch Druckgas |
GB944010A (en) * | 1960-01-07 | 1963-12-11 | Power Jets Res & Dev Ltd | Aircraft |
DE1130298B (de) * | 1961-03-29 | 1962-05-24 | Dornier Werke Gmbh | Einrichtung zur selbsttaetigen Regelung der allgemeinen Blattwinkelverstellung bei Hubschrauberrotoren |
US3139936A (en) * | 1961-12-28 | 1964-07-07 | Power Jets Res & Dev Ltd | Helicopter control mechanism |
GB1066223A (en) * | 1964-05-29 | 1967-04-26 | Power Jets Res & Dev Ltd | Helicopter lift control mechanism |
-
1967
- 1967-05-12 GB GB22070/67A patent/GB1188391A/en not_active Expired
-
1968
- 1968-05-10 SE SE6357/68A patent/SE341608B/xx unknown
- 1968-05-13 BE BE715085D patent/BE715085A/xx unknown
- 1968-05-13 FR FR1578953D patent/FR1578953A/fr not_active Expired
- 1968-05-13 CH CH705468A patent/CH472312A/de not_active IP Right Cessation
- 1968-05-13 NL NL6806769A patent/NL6806769A/xx unknown
- 1968-05-13 US US728476A patent/US3524711A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
NL6806769A (de) | 1968-11-13 |
BE715085A (de) | 1968-09-30 |
US3524711A (en) | 1970-08-18 |
GB1188391A (en) | 1970-04-15 |
SE341608B (de) | 1972-01-10 |
FR1578953A (de) | 1969-08-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PL | Patent ceased |