Patents by Inventor Don Hitzfield

Don Hitzfield 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: 20070175378
    Abstract: A floatation system for attachment to a helicopter landing skid includes a girt dimensioned to be attached to a landing skid and a plurality of floats attached to the elongate girt, wherein the plurality of floats are adapted to be converted from a packed configuration to an deployed configuration, and wherein at least one of the plurality of floats extends beneath the elongate girt when the plurality of floats is in the deployed configuration.
    Type: Application
    Filed: September 29, 2006
    Publication date: August 2, 2007
    Inventors: David Parrott, Don Hitzfield
  • Publication number: 20050040285
    Abstract: An emergency floatation system for a helicopter includes a safety trigger device for inflating at least one raft during the course of an emergency. The safety trigger device includes a plurality of handles such that pulling any one of the plurality of handles triggers the inflation of the at least one raft.
    Type: Application
    Filed: August 15, 2003
    Publication date: February 24, 2005
    Inventors: David Parrott, Don Hitzfield