Patents by Inventor Gregor Rehrl

Gregor Rehrl 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).

  • Adjusting device for a pneumatic drive, particularly for a medical or dental instrument
    Patent number: 6230607
    Abstract: An adjusting device for a pneumatic drive, particularly a pneumatic drive of a medical or dental instrument, for example, a handpiece or angle piece, which delivers its energy by vibration and in which the vibrations are produced by a pneumatic drive, wherein an air flow is controlled by having an air supply line and an air discharge line end at a distance from each other at a surface and by providing a counter-surface which is movable relative to the surface and, which, in dependence of its position relative to the surface, forms a flow path with a defined flow resistance between the air supply line and the air discharge line.
    Type: Grant
    Filed: May 20, 1999
    Date of Patent: May 15, 2001
    Assignee: Dentalwerk Bürmoos Gesellschaft m.b.H.
    Inventors: Gregor Rehrl, Richard Kardeis, Wilhelm Brugger