Preliminary design study of a higher harmonic blade feathering control system
By: by R.W. Powers
Contributors: Langley Research Center; Hughes Helicopters (Firm)
Series: NASA contractor report -- 159327
Publisher: National Aeronautics and Space Administration, Langley Research Center
Published: 1980
Place of publication: Hampton, Va
Language: eng
Format: Microform
Subjects: Harmonic drives; Rotors (Helicopters) -- Aerodynamics
Notes: "Hughes Helicopters."

"June 1980."

"Contract NAS1-14552."

"N84-33418"--Microfiche header

Includes bibliographical references

Microfiche. [Washington, D.C.? : National Aeronautics and Space Administration, 1984]. 2 microfiches ; 11 x 15 cm