Patents by Inventor Robert GREF

Robert GREF 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).

  • Machine tool and machining method
    Patent number: 11850693
    Abstract: A machine tool for machining workpieces comprises at least one tool spindle, at least one workpiece table, at least one first tool magazine, and at least one second tool magazine. The at least one tool spindle and the at least one workpiece table are movable relative to one another along a vertical axis and two horizontal axes to machine a workpiece that is clamped on the workpiece table with a tool that is clamped in the tool spindle. The vertical axis and the two horizontal axes are orthogonal to one another. The at least one first tool magazine, a tool set is provided that comprises a plurality of tools for machining, wherein the tools can be selectively clamped in the tool spindle. The at least one second tool magazine, a tool set is provided that comprises a plurality of tools for machining, wherein the tools can be selectively clamped in the tool spindle.
    Type: Grant
    Filed: March 2, 2021
    Date of Patent: December 26, 2023
    Assignee: CHIRON Group SE
    Inventors: Michael Eble, Karl-Heinz Raffke, Swenja Koch-Weiler, Heinrich Bissert, Claus Eppler, Robert Gref
  • MACHINE TOOL AND MACHINING METHOD
    Publication number: 20210178539
    Abstract: A machine tool for machining workpieces comprises at least one tool spindle, at least one workpiece table, at least one first tool magazine, and at least one second tool magazine. The at least one tool spindle and the at least one workpiece table are movable relative to one another along a vertical axis and two horizontal axes to machine a workpiece that is clamped on the workpiece table with a tool that is clamped in the tool spindle. The vertical axis and the two horizontal axes are orthogonal to one another. The at least one first tool magazine, a tool set is provided that comprises a plurality of tools for machining, wherein the tools can be selectively clamped in the tool spindle. The at least one second tool magazine, a tool set is provided that comprises a plurality of tools for machining, wherein the tools can be selectively clamped in the tool spindle.
    Type: Application
    Filed: March 2, 2021
    Publication date: June 17, 2021
    Inventors: Michael EBLE, Karl-Heinz RAFFKE, Swenja KOCH-WEILER, Heinrich BISSERT, Claus EPPLER, Robert GREF