Patents by Inventor Emmanuel DOYEN

Emmanuel DOYEN 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).

  • DYNAMIC SEALING IN AN AIRCRAFT TURBINE ENGINE CONTROL VALVE
    Publication number: 20240167571
    Abstract: A control valve, in particular for an aircraft turbine engine, includes a movable seal which is carried by a rod that passes through ports of a body of the valve. Sealing means are mounted in each of these ports. The sealing means include a tubular bellows mounted around the rod, a ring mounted around the rod and the tubular bellows and at least partially housed in one of the ports, and a washer mounted around the rod. The washer is inserted between the tubular bellows and one end of the ring which bears against the bottom of said port.
    Type: Application
    Filed: March 23, 2022
    Publication date: May 23, 2024
    Applicant: SAFRAN AEROSYSTEMS
    Inventor: Emmanuel DOYEN