Patents by Inventor Franz Weinhart

Franz Weinhart 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).

  • Helicopter with control by displacement of its center gravity
    Patent number: 6182923
    Abstract: In the case of a helicopter comprising a rotor system (3) with rotor blades (6 and 6′) held on a fuselage (2) and at least one rotor shaft (5 and 5′) and furthermore comprising a drive system (4) for causing rotation of the rotor system (3), the rotor system (3) together with the drive system (4) is able to be slid in the longitudinal direction of the fuselage (2) and to be pivoted around a pivot axis extending along the fuselage (2).
    Type: Grant
    Filed: January 22, 1999
    Date of Patent: February 6, 2001
    Inventor: Franz Weinhart