Patents by Inventor Reinhold Ruhland

Reinhold Ruhland 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).

  • Gearwheel set, in particular for a gyroplane
    Patent number: 10118693
    Abstract: The present disclosure relates to a gear set, especially for a rotary-wing aircraft, with two intermeshing gear wheels, each mounted on a respective shaft. In particular, in a normal section, the gear wheels of the gear set have different pressure angles on a drive side from the pressure angles on a freewheel side at the beginning of an engagement.
    Type: Grant
    Filed: February 1, 2013
    Date of Patent: November 6, 2018
    Assignee: ZF Friedrichshafen AG
    Inventors: Sergej Lieder, Reinhold Ruhland
  • GEARWHEEL SET, IN PARTICULAR FOR A GYROPLANE
    Publication number: 20150059523
    Abstract: The present disclosure relates to a gear set, especially for a rotary-wing aircraft, with two intermeshing gear wheels, each mounted on a respective shaft. In particular, in a normal section, the gear wheels of the gear set have different pressure angles on a drive side from the pressure angles on a freewheel side at the beginning of an engagement.
    Type: Application
    Filed: February 1, 2013
    Publication date: March 5, 2015
    Inventors: Sergej Lieder, Reinhold Ruhland