Patents by Inventor Johan Lindroth

Johan Lindroth 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).

  • Rotor damper and tail rotor with such a rotor damper
    Patent number: 9073636
    Abstract: A rotor damper for a tail rotor of a helicopter. A main body of a resilient material is to be arranged between a drive shaft for the tail rotor and a hub on which rotor blades for the tail rotor are coupled. A flange is connected to the main body of the rotor damper. The flange includes an abutment surface for abutting an outer surface of the hub. A tail rotor including the rotor damper.
    Type: Grant
    Filed: June 2, 2009
    Date of Patent: July 7, 2015
    Assignee: SAAB AB
    Inventors: Per-Erik Cardell, Tommy Johansson, Johan Lindroth, Kjell Stenbom
  • ROTOR DAMPER AND TAIL ROTOR WITH SUCH A ROTOR DAMPER
    Publication number: 20120148409
    Abstract: A rotor damper for a tail rotor of a helicopter. A main body of a resilient material is to be arranged between a drive shaft for the tail rotor and a hub on which rotor blades for the tail rotor are coupled. A flange is connected to the main body of the rotor damper. The flange includes an abutment surface for abutting an outer surface of the hub. A tail rotor including the rotor damper.
    Type: Application
    Filed: June 2, 2009
    Publication date: June 14, 2012
    Applicant: SAAB AB
    Inventors: Per-Erik Cardell, Tommy Johansson, Johan Lindroth, Kjell Stenbom