Patents by Inventor Zbigniew Combrowski

Zbigniew Combrowski 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).

  • Patent number: 5184431
    Abstract: Appliance for the machining of workpieces, especially tools, such as, for example, for the grinding of drills, with a machining device, for example a double grinding unit, and with a receiver assigned to this and intended for the workpiece. The machining device is assigned a basic stand for the guidance of a carriage, to which is fixed a further guide serving for guiding a further carriage which is itself assigned a lathe attachment or rocker holder with an axis of rotation (B), which is connected to a bearing pedestal or a rocker, on which the receiver or a quick-change holder is arranged.
    Type: Grant
    Filed: July 18, 1991
    Date of Patent: February 9, 1993
    Inventors: Zbigniew Combrowski, Armin Hamma