Patents by Inventor Claas-Hinrik ROHARDT

Claas-Hinrik ROHARDT 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).

  • Airfoils for rotor blades of rotary wing aircrafts
    Patent number: 10137976
    Abstract: An airfoil for a rotor blade of a rotary wing aircraft, the airfoil having a predetermined maximum thickness to chord ratio and comprising, between a leading edge and a trailing edge, an extrados and an intrados, the intrados being defined by predetermined intrados coordinate value pairs and the extrados being defined by predetermined extrados coordinate value pairs, wherein a maximum error of each one of the predetermined intrados coordinate value pairs and the predetermined extrados coordinate value pairs amounts to ±3%.
    Type: Grant
    Filed: June 14, 2016
    Date of Patent: November 27, 2018
    Assignee: AIRBUS HELICOPTERS DEUTSCHLAND GMBH
    Inventors: Alexander Klein, Jonas Gude, Thorsten Lutz, Claas-Hinrik Rohardt, Kai Richter
  • AIRFOILS FOR ROTOR BLADES OF ROTARY WING AIRCRAFTS
    Publication number: 20170001710
    Abstract: An airfoil for a rotor blade of a rotary wing aircraft, the airfoil having a predetermined maximum thickness to chord ratio and comprising, between a leading edge and a trailing edge, an extrados and an intrados, the intrados being defined by predetermined intrados coordinate value pairs and the extrados being defined by predetermined extrados coordinate value pairs, wherein a maximum error of each one of the predetermined intrados coordinate value pairs and the predetermined extrados coordinate value pairs amounts to ±3%.
    Type: Application
    Filed: June 14, 2016
    Publication date: January 5, 2017
    Inventors: Alexander KLEIN, Jonas ILLG, Thorsten LUTZ, Claas-Hinrik ROHARDT, Kai RICHTER