Patents by Inventor Christian SPERL

Christian SPERL 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).

  • Device and method for shaping workpieces by means of magnetic pulse forming
    Patent number: 11065663
    Abstract: An installation and method for forming a workpiece, in particular for forming sheet-metal body panels, includes a first magnetic forming device which includes a first forming tool and a first magnetic tool and a second magnetic forming device which includes a second forming tool and a second magnetic tool. The first magnetic forming device is configured to form the workpiece in a first magnetic forming process and the second magnetic forming device, subsequent to the first magnetic forming process, is configured to further form the workpiece in a second magnetic forming process.
    Type: Grant
    Filed: October 24, 2018
    Date of Patent: July 20, 2021
    Assignee: Bayerische Motoren Werke Aktiengesellschaft
    Inventors: Matthias Duenckelmeyer, Christian Sperl
  • Device and Method for Shaping Workpieces by Means of Magnetic Pulse Forming
    Publication number: 20190060971
    Abstract: An installation and method for forming a workpiece, in particular for forming sheet-metal body panels, includes a first magnetic forming device which includes a first forming tool and a first magnetic tool and a second magnetic forming device which includes a second forming tool and a second magnetic tool. The first magnetic forming device is configured to form the workpiece in a first magnetic forming process and the second magnetic forming device, subsequent to the first magnetic forming process, is configured to further form the workpiece in a second magnetic forming process.
    Type: Application
    Filed: October 24, 2018
    Publication date: February 28, 2019
    Inventors: Matthias DUENCKELMEYER, Christian SPERL