Patents by Inventor Dave A. Evans

Dave A. Evans 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).

  • Method of fabricating a polymer-matrix fiber-reinforced composite and the product thereof
    Patent number: 6585839
    Abstract: A method of fabricating a fiber matrix composite structure including assembling a plurality of plies of fiber-reinforced polymer-matrix material on a mandrel; engaging an ultrasonic horn with the top surface of uppermost ply; and orienting the horn at an acute angle with respect to the top surface and energizing the horn to inducing a shear force in the plies to heat and consolidate the plies.
    Type: Grant
    Filed: July 16, 2001
    Date of Patent: July 1, 2003
    Assignee: Foster-Miller, Inc.
    Inventors: Jack A. Woods, Joseph S. Boyce, Dave A. Evans