Patents by Inventor Alfred Pregenzer

Alfred Pregenzer 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: 9988729
    Abstract: In order to provide a coating facility for coating workpieces, which includes a dip tank, into which the workpieces are introducible in order to coat them, a current conversion system for providing a coating current, which is feedable through the dip tank to coat the workpieces, and an electrode, which is configured to be arranged in the dip tank and which is electrically connected to the current conversion system, which coating facility is configured to be flexibly and reliably operated, it is proposed that the current conversion system comprises a current conversion unit, which includes a power switch and an isolating transformer, the power switch being connectable on the input side to a supply current source and being connected on the output side to the isolating transformer and the isolating transformer being connected on the input side to the power switch and on the output side to an electrode.
    Type: Grant
    Filed: June 3, 2014
    Date of Patent: June 5, 2018
    Assignee: Dürr Systems AG
    Inventors: Alfred Pregenzer, Michael Dieterich
  • Publication number: 20140291158
    Abstract: In order to provide a coating facility for coating workpieces, which includes a dip tank, into which the workpieces are introducible in order to coat them, a current conversion system for providing a coating current, which is feedable through the dip tank to coat the workpieces, and an electrode, which is configured to be arranged in the dip tank and which is electrically connected to the current conversion system, which coating facility is configured to be flexibly and reliably operated, it is proposed that the current conversion system comprises a current conversion unit, which includes a power switch and an isolating transformer, the power switch being connectable on the input side to a supply current source and being connected on the output side to the isolating transformer and the isolating transformer being connected on the input side to the power switch and on the output side to an electrode.
    Type: Application
    Filed: June 3, 2014
    Publication date: October 2, 2014
    Applicant: Dürr Systems GmbH
    Inventors: Alfred Pregenzer, Michael Dieterich