Patents by Inventor Christopher J Burden

Christopher J Burden 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).

  • Temperature responsive fluid flow control device
    Patent number: 8757508
    Abstract: A fluid flow control device has an annular fixed body with at least one aperture in an annular surface thereof. When in use, fluid is arranged to flow through the at least one aperture. A thermally responsive annular valve element is mounted concentrically with respect to the fixed body. The configuration of the annular valve element is changeable with temperature so as to control the flow of fluid through the at least one aperture.
    Type: Grant
    Filed: April 8, 2010
    Date of Patent: June 24, 2014
    Assignee: Rolls-Royce PLC
    Inventors: Andras D Haasz, Alexander E H Fitzhugh, Christopher J Burden, Jonathan Wilson, Samuel M Sampson, Derek Clarke
  • Assembly
    Patent number: 8376680
    Abstract: An assembly comprises first and second components provided with holes receiving a retaining element in the form of a pin, in order to retain the components together. The pin is made from a shape memory effect material, and is inserted into the holes in a straight configuration, following which a change in temperature causes a retaining portion of the pin to deform into a second configuration, in which withdrawal of the pin is prevented.
    Type: Grant
    Filed: January 22, 2010
    Date of Patent: February 19, 2013
    Assignee: Rolls-Royce PLC
    Inventors: Andras D Haasz, Christopher J Burden, Jonathan Wilson, Alexander E H Fitzhugh, Samuel M Sampson