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Comparison of predicted and measured temperatures of UH-60A helicopter transmission

Coe, Harold H.
[Washington, D.C.] : National Aeronautics and Space Administration, Office of Management, Scientific and Technical Information Division, 1989. 1989

Computerized design and generation of gear drives with a localized bearing contact and a low level o

Litvin, F. L. (Faydor L.), author.
Cleveland, Ohio : National Aeronautics and Space Administration, Lewis Research Center ; Adelphi, Maryland : U.S. Army Research Laboratory, May 1996. 1996-

Determination of real machine-tool settings and minimization of real surface deviation by computeriz

Litvin, F. L. (Faydor L.)
[Washington, D.C.] : National Aeronautics and Space Administration, Office of Management, Scientific and Technical Information Program ; [Springfield, Va. : For sale by the National Technical Information Service,] 1991. 1991

Effects of planetary gear ratio on mean service life

Savage, M., author.
Cleveland, Ohio : National Aeronautics and Space Administration, Lewis Research Center, July 1996. 1996-

Estimation of dynamic rotor loads for the rotor systems research aircraft methodology development an

Du Val, R. W.
Mountain View, Calif. : Advanced Rotorcraft Technology, Inc. ; Moffett Field, Calif. : National Aeronautics and Space Administration Ames Research Center, [1985] 1985

Non-linear dynamic analysis of geared systems.

Singh, Rajendra.
[Columbus, Ohio] : The Ohio State University, Dept. of Mechanical Engineering ; Cleveland, Ohio : National Aeronautics and Space Administration, Lewis Research Center, [1990] 1990

Vibration propagation of gear dynamics in a gear-bearing-housing system using mathematical modeling

Parker, Robert G., author.
Cleveland, Ohio : National Aeronautics and Space Administration, Glenn Research Center, 2012. 2012