Patents by Inventor Timothy E. Macfadyen

Timothy E. Macfadyen 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).

  • Air cooled bearing
    Patent number: 7118321
    Abstract: An air cooled bearing comprising means for imparting a swirl component to the cooling air flowing toward the bearing. By imparting a swirl component to the cooling air the amount of work imparted on the cooling air by the rotating cage and rolling elements of the bearing can be reduced and in some cases substantially eliminated.
    Type: Grant
    Filed: March 18, 2004
    Date of Patent: October 10, 2006
    Assignee: Rolls-Royce PLC
    Inventor: Timothy E. Macfadyen
  • Air cooled bearing
    Publication number: 20040202536
    Abstract: An air cooled bearing comprising means for imparting a swirl component to the cooling air flowing toward the bearing. By imparting a swirl component to the cooling air the amount of work imparted on the cooling air by the rotating cage and rolling elements of the bearing can be reduced and in some cases substantially eliminated.
    Type: Application
    Filed: March 18, 2004
    Publication date: October 14, 2004
    Applicant: ROLLS-ROYCE PLC
    Inventor: Timothy E. Macfadyen