Patents by Inventor David H. Menheere

David H. Menheere 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).

  • Publication number: 20100209253
    Abstract: A fan blade anti-fretting insert is described whereby to reduce wear between the root portion of a fan blade and the root slot of the rotor fan hub of a turbo fan engine to which the fan blade are secured. The anti-fretting insert can be formed of a composite spring material having a memory and is dimensioned and shaped to be fitted between the fan blade platform and the outer surface portion of the rotor fan hub between adjacent fan blades, whereby to apply a pushing force against the platform and consequently to the fan blades secure thereto thereby applying a resulting pulling force on the root portion of the fan blades to prevent rocking of the root portion in their root slots formed in the rotor fan hub.
    Type: Application
    Filed: February 18, 2009
    Publication date: August 19, 2010
    Inventors: David H. Menheere, Quantai Liu, Philip Ridyard
  • Publication number: 20080083227
    Abstract: A single oil nozzle unit is mounted in a bearing compartment of a gas turbine engine for providing multiple individual jets for the individual bearing components in the bearing compartment.
    Type: Application
    Filed: October 6, 2006
    Publication date: April 10, 2008
    Inventors: Andreas Eleftheriou, David Denis, Brent Hayward, David H. Menheere