Patents by Inventor David Beird

David Beird 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).

  • Support means for an acoustic liner used in an auxiliary power unit exhaust muffler
    Publication number: 20060207827
    Abstract: The present invention provides support means for an acoustic liner in an APU exhaust system, where the acoustic liner has a tubular sidewall with an outer surface, a first longitudinal edge, a second longitudinal edge, and an axial gap formed between the first and the second longitudinal edges. The APU exhaust system includes an annular support disposed substantially symmetrically about a longitudinal axis and coupled to a portion of the acoustic liner and a linear support disposed at least partially in the acoustic liner axial gap.
    Type: Application
    Filed: July 25, 2005
    Publication date: September 21, 2006
    Inventors: Nicholas Williams, George Randall, David Beird