Search results for: Coy, John J.

Showing 1 - 19 results of 19 Refine Results
  1. 1

    Correlation of asperity contact-time fraction with elastohydrodynamic film thickness in a 20-millimetr-bore ball bearing

    Authors: Coy, John J.
    Published: National Aeronautics and Space Administration : Scientific and Technical Information Branch ; [For sale by the National Technical Information Service], 1979
    Physical Description: 18 pages : illustrations ; 27 cm.
    Government Document Book
  2. 2

    Life analysis of multiroller planetary traction drive

    Authors: Coy, John J.
    Published: National Aeronautics and Space Administration, Scientific and Technical Information Branch ; [For sale by the National Technical Information Service], 1981
    Physical Description: 13 pages : illustrations ; 27 cm.
    Government Document Book
  3. 3

    Comparison of predicted and measured elastohydrodynamic film thickness in a 20-millimeter-bore ball bearing

    Authors: Coy, John J.
    Published: [For sale by the National Technical Information Service], 1979
    Physical Description: 26 pages : illustrations ; 28 cm.
    Government Document Book
  4. 4

    Advanced transmission studies

    Authors: Coy, John J.
    Published: National Aeronautics and Space Administration ; US Army Aviation Systems Command, Aviation R&T Activity ; [For sale by the National Technical Information Service], 1988
    Physical Description: 1 volume.
    Government Document Microfilm Book
  5. 5

    Transmission efficiency measurements and correlations with physical characteristics of the lubricant

    Authors: Coy, John J.
    Published: [National Aeronautics and Space Administration], 1984
    Physical Description: 1 volume : illustrations ; 28 cm.
    Government Document Microfilm Book
  6. 6

    Gearing

    Authors: Coy, John J.
    Published: National Aeronautics and Space Administration, Scientific and Technical Information Branch, 1985
    Connect to online resource - All users (Federal Depository Library Program Persistant URL)
    Government Document Electronic eBook
  7. 7

    Correlation of asperity contact-time fraction with elastohydrodynamic film thickness in a 20-millimeter-bore ball bearing

    Authors: Coy, John J.
    Published: National Aeronautics and Space Administration, Scientific and Technical Information Branch, 1979
    Physical Description: 1 online resource (18 pages) : illustrations.
    Connect to online resource - All users (Federal Depository Library Program Persistant URL)
    Government Document Electronic eBook
  8. 8

    On dynamic loads in parallel shaft transmissions : I--modelling and analysis

    Physical Description: 1 online resource (14 pages, 1 unnumbered page) : illustrations.
    Connect to online resource - All users (Federal Depository Library Program Persistant URL)
    Government Document Electronic eBook
  9. 9

    Vibration characteristics of OH-58A helicopter main rotor transmission

    Authors: Lewicki, David G.
    Published: National Aeronautics and Space Administration, Scientific and Technical Information Branch ; [For sale by the National Technical Information Service], 1987
    Other Authors: “…Coy, John J.…”
    Physical Description: 1 volume.
    Government Document Microfilm Book
  10. 10

    Identification and proposed control of helicopter transmission noise at the source

    Published: National Aeronautics and Space Administration, 1987
    Other Authors: “…Coy, John J.…”
    Physical Description: 1 volume.
    Government Document Microfilm Book
  11. 11

    Helicopter transmission research at NASA Lewis Research Center

    Published: National Aeronautics and Space Administration ; US Army Aviation System Command, Aviation R & T Activity ; [For sale by the National Technical Information Service], 1988
    Other Authors: “…Coy, John J.…”
    Physical Description: 1 volume.
    Government Document Microfilm Book
  12. 12

    Helicopter transmission testing at NASA Lewis Research Center

    Authors: Lewicki, David G.
    Published: National Aeronautics and Space Administration ; US Army Aviation Systems Command ; [Springfield, Va.] : [For sale by the National Technical Information Service], 1987
    Other Authors: “…Coy, John J.…”
    Physical Description: 1 volume.
    Government Document Microfilm Book
  13. 13

    Summary of drive-train component technology in helicopters

    Authors: Weden, Gilbert J.
    Published: [National Aeronautics and Space Administration], 1984
    Other Authors: “…Coy, John J.…”
    Physical Description: 1 volume : illustrations ; 28 cm.
    Government Document Microfilm Book
  14. 14

    Statistical model for asperity contact time fraction in elastohydrodynamic lubrication

    Authors: Sidik, Steven M.
    Published: National Aeronautics and Space Administration, Scientific and Technical Information Office ; For sale by the National Technical Information Service, 1978
    Other Authors: “…Coy, John J.…”
    Physical Description: 39 pages : illustrations ; 27 cm.
    Government Document Book
  15. 15

    Minimization of the vibration energy of thin-plate structure

    Authors: Inoue, Katsumi
    Published: [National Aeronautics and Space Administration] ; US Army Aviation Systems Command ; [For sale by the National Technical information Service], 1992
    Other Authors:
    Physical Description: 1 volume.
    Government Document Microfilm Book
  16. 16

    Computer-aided design of bevel gear tooth surfaces

    Authors: Chang, Shuo Hung
    Published: NASA ; U.S. Army Aviation Systems Command, Aviation R&T Activity ; [For sale by the National Technical Information Service], 1989
    Other Authors:
    Physical Description: 1 volume.
    Government Document Microfilm Book
  17. 17

    On dynamic loads in parallel shaft transmissions : I -- Modelling and analysis

    Authors: Lin, Hsiang-Hsi Edward
    Published: National Aeronautics and Space Administration ; [For sale by the National Technical Information Service], 1987
    Other Authors:
    Physical Description: 1 volume.
    Microfilm Book
  18. 18

    On dynamic loads in parallel shaft transmissions : II -- Parameter study

    Authors: Lin, Hsiang-Hsi Edward
    Published: National Aeronautics and Space Administration ; [For sale by the National Technical Information Service], 1987
    Other Authors:
    Physical Description: 1 volume.
    Microfilm Book
  19. 19

    Active control of flexible space structures using the Nitinol shape memory actuators

    Authors: Baz, Amr Mahmoud Sabry, 1945-
    Published: Statcon, Inc., 1987
    Other Authors:
    Physical Description: 94 pages : illustrations
    Government Document Microfilm Book