Patents by Inventor Grazyna Ostrom

Grazyna Ostrom has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Single propeller turboprop propulsion apparatus
    Patent number: 4815273
    Abstract: There is a core engine having a turbine section which is drivingly connected to a single propeller through a planetary transmission. The core engine provides a substantially continuous, axially aligned gaseous flow path from the inlet to the discharge nozzle, with the planetary drive being spaced radially from the flow path. In one configuration, the planetary transmission is spaced circumferentially around the flow path, while in another configuration, it is positioned inside of the annular flow path. The engine is ranged in both a tractor and a pusher configuration.
    Type: Grant
    Filed: December 31, 1986
    Date of Patent: March 28, 1989
    Inventors: Peter Rudolph, Grazyna Ostrom