Patents by Inventor David J Sherwood

David J Sherwood 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).

  • Gas turbine engine combustor
    Patent number: 7395669
    Abstract: A combustor for a gas turbine engine comprising at least one combustor air intake chute wherein at least one of the air intake chutes is configured to enhance the heat transfer relationship between the chute material and the air flowing over it. The air intake chutes have at least one raised feature formed on their inner surface which extends into the airflow passing through the chute. The raised features may take the form of a circumferential rib, an axial rib or a pedestal, or any combination of the same.
    Type: Grant
    Filed: August 29, 2002
    Date of Patent: July 8, 2008
    Assignee: Rolls-Royce plc
    Inventor: David J Sherwood
  • Gas turbine engine combustor
    Publication number: 20030046934
    Abstract: A combustor for a gas turbine engine comprising at least one combustor air intake chute wherein at least one of the air intake chutes is configured to enhance the heat transfer relationship between the chute material and the air flowing over it. The air intake chutes have at least one raised feature formed on their inner surface which extends into the airflow passing through the chute. The raised features may take the form of a circumferential rib, an axial rib or a pedestal, or any combination of the same.
    Type: Application
    Filed: August 29, 2002
    Publication date: March 13, 2003
    Applicant: ROLLS-ROYCE PLC
    Inventor: David J. Sherwood