Patents by Inventor Gianfranco CASTELLI

Gianfranco CASTELLI 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).

  • Tool carrier assembly for use at a lathe and lathe having such tool carrier assembly
    Patent number: 11059143
    Abstract: A tool carrier assembly for use at a machine tool, which includes at least one workpiece-carrying spindle for rotatably driving a workpiece received in the workpiece-carrying spindle. The tool carrier assembly includes a first slide being movable in a first direction, a tool carrier being supported on the first slide and configured to hold a plurality of tools, a tool drive unit including a tool drive for engaging with one of the plurality of tools held by the tool carrier to rotatably drive said tool, when the tool is arranged at a tool drive position with respect to the tool drive, and a drive mechanism for driving movement of the first slide together with the tool carrier in the first direction relative to the tool drive position, when the tool drive is disengaged with the tool, to relatively move another tool of the plurality of tools into the tool drive position.
    Type: Grant
    Filed: July 5, 2019
    Date of Patent: July 13, 2021
    Assignee: GILDEMEISTER ITALIANA S.P.A.
    Inventors: Enrico Persico, Gianfranco Castelli
  • TOOL CARRIER ASSEMBLY FOR USE AT A LATHE AND LATHE HAVING SUCH TOOL CARRIER ASSEMBLY
    Publication number: 20200009662
    Abstract: A tool carrier assembly for use at a machine tool, which includes at least one workpiece-carrying spindle for rotatably driving a workpiece received in the workpiece-carrying spindle. The tool carrier assembly includes a first slide being movable in a first direction, a tool carrier being supported on the first slide and configured to hold a plurality of tools, a tool drive unit including a tool drive for engaging with one of the plurality of tools held by the tool carrier to rotatably drive said tool, when tool is arranged at a tool drive position with respect to the tool drive, and a drive mechanism for driving movement of the first slide together with the tool carrier in the first direction relative to the tool drive position, when the tool drive is disengaged with tool, to relatively move another tool of the plurality of tools into the tool drive position.
    Type: Application
    Filed: July 5, 2019
    Publication date: January 9, 2020
    Applicant: GILDEMEISTER ITALIANA S.P.A.
    Inventors: Enrico PERSICO, Gianfranco CASTELLI