1–20 von 29 Ergebnissen
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    Drive System Research

    Handschuh, Robert F. | NTRS | 2007

    Gear Windage Modeling Progress - Experimental Validation Status

    Kunz, Rob / Handschuh, Robert F. | NTRS | 2008

    Exponential Finite-Difference Technique

    Handschuh, Robert F. | NTRS | 1989

    Results of NASA Technical Challenge to Demonstrate Two-Speed Drive for Vertical Lift Vehicle

    Krantz, Timothy L. / Handschuh, Robert F. / Roberts, Gary D. | NTRS | 2018

    Concepts for Multi-Speed Rotorcraft Drive System - Status of Design and Testing at NASA GRC

    Stevens, Mark A. / Lewicki, David G. / Handschuh, Robert F. | NTRS | 2015

    Concepts for Multi-Speed Rotorcraft Drive System - Status of Design and Testing at NASA GRC

    Stevens, Mark A. / Lewicki, David G. / Handschuh, Robert F. | NTRS | 2015

    Feasibility study of vapor-mist phase reaction lubrication using a thioether liquid

    Morales, Wilfredo / Handschuh, Robert F. / Krantz, Timothy L. | Tema Archiv | 2009

    Performance Investigation of a Full-Scale Hybrid Composite Bull Gear

    Laberge, Kelsen E. / Handschuh, Robert F. / Roberts, Gary et al. | NTRS | 2016

    Spiral-Bevel-Gear Damage Detected Using Decision Fusion Analysis

    Dempsey, Paula J. / Handschuh, Robert F. | NTRS | 2003

    Recent Manufacturing Advances for Spiral Bevel Gears

    Bill, Robert C. / Handschuh, Robert F. | SAE Technical Papers | 1991

    Variable/Multispeed Rotorcraft Drive System Concepts

    Stevens, Mark A. / Handschuh, Robert F. / Lewicki, David G. | NTRS | 2009

    Concepts for Variable/Multi-Speed Rotorcraft Drive System

    Stevens, Mark A. / Handschuh, Robert F. / Lewicki, David G. | NTRS | 2008

    Computing Surface Coordinates Of Face-Milled Spiral-Bevel Gear Teeth

    Handschuh, Robert F. / Litvin, Faydor L. | NTRS | 1995

    Efficiency study comparing two helicopter planetary reduction stages

    Krantz, Timothy L. / Handschuh, Robert F. | NTRS | 1990

      Efficiency study comparing two helicopter planetary reduction stages

      Krantz, Timothy L. / Handschuh, Robert F. | NTRS | 1990

    Efficiency testing of a helicopter transmission planetary reduction stage

    Handschuh, Robert F. / Rohn, Douglas A. | NTRS | 1988

    Engine Conceptual Design Studies for a Hybrid Wing Body Aircraft

    Tong, Michael T. / Jones, Scott M. / Haller, William J. et al. | NTRS | 2009