Patents by Inventor Stefen Prestel

Stefen Prestel 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).

  • ROTARY DAMPER DEVICE
    Publication number: 20230069405
    Abstract: A rotary damper device includes a drive component and a rotary damper upstream of the drive component. The drive component has an input gear with an external toothing and axially open cut-outs. The rotary damper has an annular carrier, a spring element arranged in the annular carrier, an output gear with an internal toothing meshed with the external toothing, and a clamping ring with a plurality of axially extending fingers engaged in the axially open cut-outs to clamp the output gear against the input gear.
    Type: Application
    Filed: January 29, 2021
    Publication date: March 2, 2023
    Applicant: Schaeffler Technologies AG & Co. KG
    Inventors: Ralf Edl, Stefen Prestel